+++ /dev/null
-/*
- * character device wrapper for generic gpio layer
- *
- * This program is free software; you can redistribute it and/or modify
- * it under the terms of the GNU General Public License as published by
- * the Free Software Foundation; either version 2 of the License, or
- * (at your option) any later version.
- *
- * This program is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
- * GNU General Public License for more details.
- *
- * You should have received a copy of the GNU General Public License
- * along with this program; if not, write to the Free Software
- * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA02111-1307USA
- *
- * Feedback, Bugs... blogic@openwrt.org
- *
- */
-
-#include <linux/module.h>
-#include <linux/errno.h>
-#include <linux/init.h>
-#include <asm/uaccess.h>
-#include <asm/io.h>
-#include <asm/gpio.h>
-#include <asm/atomic.h>
-#include <linux/init.h>
-#include <linux/genhd.h>
-#include <linux/device.h>
-#include <linux/platform_device.h>
-#include <linux/gpio_dev.h>
-
-#define DRVNAME "gpiodev"
-#define DEVNAME "gpio"
-
-static int dev_major;
-static unsigned int gpio_access_mask;
-static struct class *gpiodev_class;
-
-/* Counter is 1, if the device is not opened and zero (or less) if opened. */
-static atomic_t gpio_open_cnt = ATOMIC_INIT(1);
-
-static int
-gpio_ioctl(struct inode * inode, struct file * file, unsigned int cmd, unsigned long arg)
-{
- int retval = 0;
-
- if (((1 << arg) & gpio_access_mask) != (1 << arg))
- {
- retval = -EINVAL;
- goto out;
- }
-
- switch (cmd)
- {
- case GPIO_GET:
- retval = gpio_get_value(arg);
- break;
-
- case GPIO_SET:
- gpio_set_value(arg, 1);
- break;
-
- case GPIO_CLEAR:
- gpio_set_value(arg, 0);
- break;
-
- case GPIO_DIR_IN:
- gpio_direction_input(arg);
- break;
-
- case GPIO_DIR_OUT:
- gpio_direction_output(arg, 0);
- break;
-
- default:
- retval = -EINVAL;
- break;
- }
-
-out:
- return retval;
-}
-
-static int
-gpio_open(struct inode *inode, struct file *file)
-{
- int result = 0;
- unsigned int dev_minor = MINOR(inode->i_rdev);
-
- if (dev_minor != 0)
- {
- printk(KERN_ERR DRVNAME ": trying to access unknown minor device -> %d\n", dev_minor);
- result = -ENODEV;
- goto out;
- }
-
- /* FIXME: We should really allow multiple applications to open the device
- * at the same time, as long as the apps access different IO pins.
- * The generic gpio-registration functions can be used for that.
- * Two new IOCTLs have to be introduced for that. Need to check userspace
- * compatibility first. --mb */
- if (!atomic_dec_and_test(&gpio_open_cnt)) {
- atomic_inc(&gpio_open_cnt);
- printk(KERN_ERR DRVNAME ": Device with minor ID %d already in use\n", dev_minor);
- result = -EBUSY;
- goto out;
- }
-
-out:
- return result;
-}
-
-static int
-gpio_close(struct inode * inode, struct file * file)
-{
- smp_mb__before_atomic_inc();
- atomic_inc(&gpio_open_cnt);
-
- return 0;
-}
-
-struct file_operations gpio_fops = {
- ioctl: gpio_ioctl,
- open: gpio_open,
- release: gpio_close
-};
-
-static int
-gpio_probe(struct platform_device *dev)
-{
- int result = 0;
-
- dev_major = register_chrdev(0, DEVNAME, &gpio_fops);
- if (!dev_major)
- {
- printk(KERN_ERR DRVNAME ": Error whilst opening %s \n", DEVNAME);
- result = -ENODEV;
- goto out;
- }
-
- gpiodev_class = class_create(THIS_MODULE, DRVNAME);
- class_device_create(gpiodev_class, NULL, MKDEV(dev_major, 0), NULL, DEVNAME);
-
- printk(KERN_INFO DRVNAME ": gpio device registered with major %d\n", dev_major);
-
- if (dev->num_resources != 1)
- {
- printk(KERN_ERR DRVNAME ": device may only have 1 resource\n");
- result = -ENODEV;
- goto out;
- }
-
- gpio_access_mask = dev->resource[0].start;
-
- printk(KERN_INFO DRVNAME ": gpio platform device registered with access mask %08X\n", gpio_access_mask);
-out:
- return result;
-}
-
-static int
-gpio_remove(struct platform_device *dev)
-{
- unregister_chrdev(dev_major, DEVNAME);
- return 0;
-}
-
-static struct
-platform_driver gpio_driver = {
- .probe = gpio_probe,
- .remove = gpio_remove,
- .driver = {
- .name = "GPIODEV",
- .owner = THIS_MODULE,
- },
-};
-
-static int __init
-gpio_mod_init(void)
-{
- int ret = platform_driver_register(&gpio_driver);
- if (ret)
- printk(KERN_INFO DRVNAME ": Error registering platfom driver!");
-
- return ret;
-}
-
-static void __exit
-gpio_mod_exit(void)
-{
- platform_driver_unregister(&gpio_driver);
-}
-
-module_init (gpio_mod_init);
-module_exit (gpio_mod_exit);
-
-MODULE_LICENSE("GPL");
-MODULE_AUTHOR("John Crispin / OpenWrt");
-MODULE_DESCRIPTION("Character device for for generic gpio api");
+++ /dev/null
-/*
- * Driver for buttons on GPIO lines not capable of generating interrupts
- *
- * Copyright (C) 2007,2008 Gabor Juhos <juhosg at openwrt.org>
- *
- * This file was based on: /drivers/input/misc/cobalt_btns.c
- * Copyright (C) 2007 Yoichi Yuasa <yoichi_yuasa@tripeaks.co.jp>
- *
- * also was based on: /drivers/input/keyboard/gpio_keys.c
- * Copyright 2005 Phil Blundell
- *
- * This program is free software; you can redistribute it and/or modify
- * it under the terms of the GNU General Public License version 2 as
- * published by the Free Software Foundation.
- *
- */
-
-#include <linux/kernel.h>
-#include <linux/module.h>
-#include <linux/init.h>
-
-#include <linux/input.h>
-#include <linux/input-polldev.h>
-#include <linux/ioport.h>
-#include <linux/platform_device.h>
-
-#include <linux/gpio_buttons.h>
-
-#include <asm/gpio.h>
-
-#define DRV_NAME "gpio-buttons"
-#define DRV_VERSION "0.1.1"
-#define PFX DRV_NAME ": "
-
-struct gpio_buttons_dev {
- struct input_polled_dev *poll_dev;
- struct gpio_buttons_platform_data *pdata;
-};
-
-static void gpio_buttons_poll(struct input_polled_dev *dev)
-{
- struct gpio_buttons_dev *bdev = dev->private;
- struct gpio_buttons_platform_data *pdata = bdev->pdata;
- struct input_dev *input = dev->input;
- int i;
-
- for (i = 0; i < bdev->pdata->nbuttons; i++) {
- struct gpio_button *button = &pdata->buttons[i];
- unsigned int type = button->type ?: EV_KEY;
- int state;
-
- state = gpio_get_value(button->gpio) ? 1 : 0;
- state ^= button->active_low;
-
- if (state) {
- button->count++;
- } else {
- if (button->count >= button->threshold) {
- input_event(input, type, button->code, 1);
- input_sync(input);
- }
- button->count = 0;
- }
-
- if (button->count == button->threshold) {
- input_event(input, type, button->code, 0);
- input_sync(input);
- }
- }
-}
-
-static int __devinit gpio_buttons_probe(struct platform_device *pdev)
-{
- struct gpio_buttons_platform_data *pdata = pdev->dev.platform_data;
- struct gpio_buttons_dev *bdev;
- struct input_polled_dev *poll_dev;
- struct input_dev *input;
- int error, i;
-
-
- if (!pdata)
- return -ENXIO;
-
- bdev = kzalloc(sizeof(*bdev), GFP_KERNEL);
- if (!bdev) {
- printk(KERN_ERR DRV_NAME "no memory for device\n");
- return -ENOMEM;
- }
-
- poll_dev = input_allocate_polled_device();
- if (!poll_dev) {
- printk(KERN_ERR DRV_NAME "no memory for polled device\n");
- error = -ENOMEM;
- goto err_free_bdev;
- }
-
- poll_dev->private = bdev;
- poll_dev->poll = gpio_buttons_poll;
- poll_dev->poll_interval = pdata->poll_interval;
-
- input = poll_dev->input;
-
- input->evbit[0] = BIT(EV_KEY);
- input->name = pdev->name;
- input->phys = "gpio-buttons/input0";
- input->dev.parent = &pdev->dev;
-
- input->id.bustype = BUS_HOST;
- input->id.vendor = 0x0001;
- input->id.product = 0x0001;
- input->id.version = 0x0100;
-
- for (i = 0; i < pdata->nbuttons; i++) {
- struct gpio_button *button = &pdata->buttons[i];
- unsigned int gpio = button->gpio;
- unsigned int type = button->type ?: EV_KEY;
-
- error = gpio_request(gpio, button->desc ?
- button->desc : DRV_NAME);
- if (error) {
- printk(KERN_ERR PFX "unable to claim gpio %u, "
- "error %d\n", gpio, error);
- goto err_free_gpio;
- }
-
- error = gpio_direction_input(gpio);
- if (error) {
- printk(KERN_ERR PFX "unable to set direction on "
- "gpio %u, error %d\n", gpio, error);
- goto err_free_gpio;
- }
-
- input_set_capability(input, type, button->code);
- button->count = 0;
- }
-
- bdev->poll_dev = poll_dev;
- bdev->pdata = pdata;
- platform_set_drvdata(pdev, bdev);
-
- error = input_register_polled_device(poll_dev);
- if (error) {
- printk(KERN_ERR PFX "unable to register polled device, "
- "error %d\n", error);
- goto err_free_gpio;
- }
-
- return 0;
-
-err_free_gpio:
- for (i = i - 1; i >= 0; i--)
- gpio_free(pdata->buttons[i].gpio);
-
- input_free_polled_device(poll_dev);
-
-err_free_bdev:
- kfree(bdev);
-
- platform_set_drvdata(pdev, NULL);
- return error;
-}
-
-static int __devexit gpio_buttons_remove(struct platform_device *pdev)
-{
- struct gpio_buttons_dev *bdev = platform_get_drvdata(pdev);
- struct gpio_buttons_platform_data *pdata = bdev->pdata;
- int i;
-
- input_unregister_polled_device(bdev->poll_dev);
-
- for (i = 0; i < pdata->nbuttons; i++)
- gpio_free(pdata->buttons[i].gpio);
-
- input_free_polled_device(bdev->poll_dev);
-
- kfree(bdev);
- platform_set_drvdata(pdev, NULL);
-
- return 0;
-}
-
-static struct platform_driver gpio_buttons_driver = {
- .probe = gpio_buttons_probe,
- .remove = __devexit_p(gpio_buttons_remove),
- .driver = {
- .name = DRV_NAME,
- .owner = THIS_MODULE,
- },
-};
-
-static int __init gpio_buttons_init(void)
-{
- printk(KERN_INFO DRV_NAME " driver version " DRV_VERSION "\n");
- return platform_driver_register(&gpio_buttons_driver);
-}
-
-static void __exit gpio_buttons_exit(void)
-{
- platform_driver_unregister(&gpio_buttons_driver);
-}
-
-module_init(gpio_buttons_init);
-module_exit(gpio_buttons_exit);
-
-MODULE_LICENSE("GPL");
-MODULE_AUTHOR("Gabor Juhos <juhosg at openwrt.org>");
-MODULE_VERSION(DRV_VERSION);
-MODULE_DESCRIPTION("Polled buttons driver for CPU GPIOs");
-
+++ /dev/null
-/*
- * LEDs driver for PCEngines ALIX 2/3 series
- *
- * Copyright (C) 2007 Petr Liebman
- *
- * Based on leds-wrap.c
- *
- * This program is free software; you can redistribute it and/or modify
- * it under the terms of the GNU General Public License version 2 as
- * published by the Free Software Foundation.
- */
-
-#include <linux/kernel.h>
-#include <linux/init.h>
-#include <linux/platform_device.h>
-#include <linux/leds.h>
-#include <linux/err.h>
-#include <asm/io.h>
-
-#define DRVNAME "alix-led"
-
-#define ALIX_LED1_PORT (0x6100)
-#define ALIX_LED1_ON (1<<22)
-#define ALIX_LED1_OFF (1<<6)
-
-#define ALIX_LED2_PORT (0x6180)
-#define ALIX_LED2_ON (1<<25)
-#define ALIX_LED2_OFF (1<<9)
-
-#define ALIX_LED3_PORT (0x6180)
-#define ALIX_LED3_ON (1<<27)
-#define ALIX_LED3_OFF (1<<11)
-
-
-static struct platform_device *pdev;
-
-static void alix_led_set_1(struct led_classdev *led_cdev,
- enum led_brightness value)
-{
- if (value)
- outl(ALIX_LED1_ON, ALIX_LED1_PORT);
- else
- outl(ALIX_LED1_OFF, ALIX_LED1_PORT);
-}
-
-static void alix_led_set_2(struct led_classdev *led_cdev,
- enum led_brightness value)
-{
- if (value)
- outl(ALIX_LED2_ON, ALIX_LED2_PORT);
- else
- outl(ALIX_LED2_OFF, ALIX_LED2_PORT);
-}
-
-static void alix_led_set_3(struct led_classdev *led_cdev,
- enum led_brightness value)
-{
- if (value)
- outl(ALIX_LED3_ON, ALIX_LED3_PORT);
- else
- outl(ALIX_LED3_OFF, ALIX_LED3_PORT);
-}
-
-static struct led_classdev alix_led_1 = {
- .name = "alix:1",
- .brightness_set = alix_led_set_1,
-};
-
-static struct led_classdev alix_led_2 = {
- .name = "alix:2",
- .brightness_set = alix_led_set_2,
-};
-
-static struct led_classdev alix_led_3 = {
- .name = "alix:3",
- .brightness_set = alix_led_set_3,
-};
-
-
-#ifdef CONFIG_PM
-static int alix_led_suspend(struct platform_device *dev,
- pm_message_t state)
-{
- led_classdev_suspend(&alix_led_1);
- led_classdev_suspend(&alix_led_2);
- led_classdev_suspend(&alix_led_3);
- return 0;
-}
-
-static int alix_led_resume(struct platform_device *dev)
-{
- led_classdev_resume(&alix_led_1);
- led_classdev_resume(&alix_led_2);
- led_classdev_resume(&alix_led_3);
- return 0;
-}
-#else
-#define alix_led_suspend NULL
-#define alix_led_resume NULL
-#endif
-
-static int alix_led_probe(struct platform_device *pdev)
-{
- int ret;
-
- ret = led_classdev_register(&pdev->dev, &alix_led_1);
- if (ret >= 0)
- {
- ret = led_classdev_register(&pdev->dev, &alix_led_2);
- if (ret >= 0)
- {
- ret = led_classdev_register(&pdev->dev, &alix_led_3);
- if (ret < 0)
- led_classdev_unregister(&alix_led_2);
- }
- if (ret < 0)
- led_classdev_unregister(&alix_led_1);
- }
- return ret;
-}
-
-static int alix_led_remove(struct platform_device *pdev)
-{
- led_classdev_unregister(&alix_led_1);
- led_classdev_unregister(&alix_led_2);
- led_classdev_unregister(&alix_led_3);
- return 0;
-}
-
-static struct platform_driver alix_led_driver = {
- .probe = alix_led_probe,
- .remove = alix_led_remove,
- .suspend = alix_led_suspend,
- .resume = alix_led_resume,
- .driver = {
- .name = DRVNAME,
- .owner = THIS_MODULE,
- },
-};
-
-static int __init alix_led_init(void)
-{
- int ret;
-
- ret = platform_driver_register(&alix_led_driver);
- if (ret < 0)
- goto out;
-
- pdev = platform_device_register_simple(DRVNAME, -1, NULL, 0);
- if (IS_ERR(pdev)) {
- ret = PTR_ERR(pdev);
- platform_driver_unregister(&alix_led_driver);
- goto out;
- }
-
-out:
- return ret;
-}
-
-static void __exit alix_led_exit(void)
-{
- platform_device_unregister(pdev);
- platform_driver_unregister(&alix_led_driver);
-}
-
-module_init(alix_led_init);
-module_exit(alix_led_exit);
-
-MODULE_AUTHOR("Petr Liebman");
-MODULE_DESCRIPTION("PCEngines ALIX LED driver");
-MODULE_LICENSE("GPL");
-
+++ /dev/null
-/*
- * LED Kernel Default ON Trigger
- *
- * Copyright 2008 Nick Forbes <nick.forbes@incepta.com>
- *
- * Based on Richard Purdie's ledtrig-timer.c.
- *
- * This program is free software; you can redistribute it and/or modify
- * it under the terms of the GNU General Public License version 2 as
- * published by the Free Software Foundation.
- *
- */
-
-#include <linux/module.h>
-#include <linux/kernel.h>
-#include <linux/init.h>
-#include <linux/leds.h>
-#include "leds.h"
-
-static void defon_trig_activate(struct led_classdev *led_cdev)
-{
- led_set_brightness(led_cdev, LED_FULL);
-}
-
-static struct led_trigger defon_led_trigger = {
- .name = "default-on",
- .activate = defon_trig_activate,
-};
-
-static int __init defon_trig_init(void)
-{
- return led_trigger_register(&defon_led_trigger);
-}
-
-static void __exit defon_trig_exit(void)
-{
- led_trigger_unregister(&defon_led_trigger);
-}
-
-module_init(defon_trig_init);
-module_exit(defon_trig_exit);
-
-MODULE_AUTHOR("Nick Forbes <nick.forbes@incepta.com>");
-MODULE_DESCRIPTION("Default-ON LED trigger");
-MODULE_LICENSE("GPL");
+++ /dev/null
-/*
- * LED Morse Trigger
- *
- * Copyright (C) 2007 Gabor Juhos <juhosg at openwrt.org>
- *
- * This file was based on: drivers/led/ledtrig-timer.c
- * Copyright 2005-2006 Openedhand Ltd.
- * Author: Richard Purdie <rpurdie@openedhand.com>
- *
- * also based on the patch '[PATCH] 2.5.59 morse code panics' posted
- * in the LKML by Tomas Szepe at Thu, 30 Jan 2003
- * Copyright (C) 2002 Andrew Rodland <arodland@noln.com>
- * Copyright (C) 2003 Tomas Szepe <szepe@pinerecords.com>
- *
- * This program is free software; you can redistribute it and/or modify it
- * under the terms of the GNU General Public License version 2 as published
- * by the Free Software Foundation.
- *
- */
-
-#include <linux/kernel.h>
-#include <linux/version.h>
-#include <linux/module.h>
-#include <linux/jiffies.h>
-#include <linux/init.h>
-#include <linux/list.h>
-#include <linux/spinlock.h>
-#include <linux/device.h>
-#include <linux/sysdev.h>
-#include <linux/timer.h>
-#include <linux/ctype.h>
-#include <linux/leds.h>
-
-#include "leds.h"
-
-#define MORSE_DELAY_BASE (HZ/2)
-
-#define MORSE_STATE_BLINK_START 0
-#define MORSE_STATE_BLINK_STOP 1
-
-#define MORSE_DIT_LEN 1
-#define MORSE_DAH_LEN 3
-#define MORSE_SPACE_LEN 7
-
-struct morse_trig_data {
- unsigned long delay;
- char *msg;
-
- unsigned char morse;
- unsigned char state;
- char *msgpos;
- struct timer_list timer;
-};
-
-const unsigned char morsetable[] = {
- 0122, 0, 0310, 0, 0, 0163, /* "#$%&' */
- 055, 0155, 0, 0, 0163, 0141, 0152, 0051, /* ()*+,-./ */
- 077, 076, 074, 070, 060, 040, 041, 043, 047, 057, /* 0-9 */
- 0107, 0125, 0, 0061, 0, 0114, 0, /* :;<=>?@ */
- 006, 021, 025, 011, 002, 024, 013, 020, 004, /* A-I */
- 036, 015, 022, 007, 005, 017, 026, 033, 012, /* J-R */
- 010, 003, 014, 030, 016, 031, 035, 023, /* S-Z */
- 0, 0, 0, 0, 0154 /* [\]^_ */
-};
-
-static inline unsigned char tomorse(char c) {
- if (c >= 'a' && c <= 'z')
- c = c - 'a' + 'A';
- if (c >= '"' && c <= '_') {
- return morsetable[c - '"'];
- } else
- return 0;
-}
-
-static inline unsigned long dit_len(struct morse_trig_data *morse_data)
-{
- return MORSE_DIT_LEN*morse_data->delay;
-}
-
-static inline unsigned long dah_len(struct morse_trig_data *morse_data)
-{
- return MORSE_DAH_LEN*morse_data->delay;
-}
-
-static inline unsigned long space_len(struct morse_trig_data *morse_data)
-{
- return MORSE_SPACE_LEN*morse_data->delay;
-}
-
-static void morse_timer_function(unsigned long data)
-{
- struct led_classdev *led_cdev = (struct led_classdev *)data;
- struct morse_trig_data *morse_data = led_cdev->trigger_data;
- unsigned long brightness = LED_OFF;
- unsigned long delay = 0;
-
- if (!morse_data->msg)
- goto set_led;
-
- switch (morse_data->state) {
- case MORSE_STATE_BLINK_START:
- /* Starting a new blink. We have a valid code in morse. */
- delay = (morse_data->morse & 001) ? dah_len(morse_data):
- dit_len(morse_data);
- brightness = LED_FULL;
- morse_data->state = MORSE_STATE_BLINK_STOP;
- morse_data->morse >>= 1;
- break;
- case MORSE_STATE_BLINK_STOP:
- /* Coming off of a blink. */
- morse_data->state = MORSE_STATE_BLINK_START;
-
- if (morse_data->morse > 1) {
- /* Not done yet, just a one-dit pause. */
- delay = dit_len(morse_data);
- break;
- }
-
- /* Get a new char, figure out how much space. */
- /* First time through */
- if (!morse_data->msgpos)
- morse_data->msgpos = (char *)morse_data->msg;
-
- if (!*morse_data->msgpos) {
- /* Repeating */
- morse_data->msgpos = (char *)morse_data->msg;
- delay = space_len(morse_data);
- } else {
- /* Inter-letter space */
- delay = dah_len(morse_data);
- }
-
- if (!(morse_data->morse = tomorse(*morse_data->msgpos))) {
- delay = space_len(morse_data);
- /* And get us back here */
- morse_data->state = MORSE_STATE_BLINK_STOP;
- }
- morse_data->msgpos++;
- break;
- }
-
- mod_timer(&morse_data->timer, jiffies + msecs_to_jiffies(delay));
-
-set_led:
- led_set_brightness(led_cdev, brightness);
-}
-
-static ssize_t _morse_delay_show(struct led_classdev *led_cdev, char *buf)
-{
- struct morse_trig_data *morse_data = led_cdev->trigger_data;
-
- sprintf(buf, "%lu\n", morse_data->delay);
-
- return strlen(buf) + 1;
-}
-
-static ssize_t _morse_delay_store(struct led_classdev *led_cdev,
- const char *buf, size_t size)
-{
- struct morse_trig_data *morse_data = led_cdev->trigger_data;
- char *after;
- unsigned long state = simple_strtoul(buf, &after, 10);
- size_t count = after - buf;
- int ret = -EINVAL;
-
- if (*after && isspace(*after))
- count++;
-
- if (count == size) {
- morse_data->delay = state;
- mod_timer(&morse_data->timer, jiffies + 1);
- ret = count;
- }
-
- return ret;
-}
-
-static ssize_t _morse_msg_show(struct led_classdev *led_cdev, char *buf)
-{
- struct morse_trig_data *morse_data = led_cdev->trigger_data;
-
- if (!morse_data->msg)
- sprintf(buf, "<none>\n");
- else
- sprintf(buf, "%s\n", morse_data->msg);
-
- return strlen(buf) + 1;
-}
-
-static ssize_t _morse_msg_store(struct led_classdev *led_cdev,
- const char *buf, size_t size)
-{
- struct morse_trig_data *morse_data = led_cdev->trigger_data;
- char *m;
-
- m = kmalloc(size, GFP_KERNEL);
- if (!m)
- return -ENOMEM;
-
- memcpy(m,buf,size);
- m[size]='\0';
-
- if (morse_data->msg)
- kfree(morse_data->msg);
-
- morse_data->msg = m;
- morse_data->msgpos = NULL;
- morse_data->state = MORSE_STATE_BLINK_STOP;
-
- mod_timer(&morse_data->timer, jiffies + 1);
-
- return size;
-}
-
-#if LINUX_VERSION_CODE >= KERNEL_VERSION(2,6,23)
-static ssize_t morse_delay_show(struct device *dev,
- struct device_attribute *attr, char *buf)
-{
- struct led_classdev *led_cdev = dev_get_drvdata(dev);
-
- return _morse_delay_show(led_cdev, buf);
-}
-
-static ssize_t morse_delay_store(struct device *dev,
- struct device_attribute *attr, const char *buf, size_t size)
-{
- struct led_classdev *led_cdev = dev_get_drvdata(dev);
-
- return _morse_delay_store(led_cdev, buf, size);
-}
-
-static ssize_t morse_msg_show(struct device *dev,
- struct device_attribute *attr, char *buf)
-{
- struct led_classdev *led_cdev = dev_get_drvdata(dev);
-
- return _morse_msg_show(led_cdev, buf);
-}
-
-static ssize_t morse_msg_store(struct device *dev,
- struct device_attribute *attr, const char *buf, size_t size)
-{
- struct led_classdev *led_cdev = dev_get_drvdata(dev);
-
- return _morse_msg_store(led_cdev, buf, size);
-}
-
-static DEVICE_ATTR(delay, 0644, morse_delay_show, morse_delay_store);
-static DEVICE_ATTR(message, 0644, morse_msg_show, morse_msg_store);
-
-#define led_device_create_file(leddev, attr) \
- device_create_file(leddev->dev, &dev_attr_ ## attr)
-#define led_device_remove_file(leddev, attr) \
- device_remove_file(leddev->dev, &dev_attr_ ## attr)
-
-#else
-static ssize_t morse_delay_show(struct class_device *dev, char *buf)
-{
- struct led_classdev *led_cdev = class_get_devdata(dev);
-
- return _morse_delay_show(led_cdev, buf);
-}
-
-static ssize_t morse_delay_store(struct class_device *dev, const char *buf,
- size_t size)
-{
- struct led_classdev *led_cdev = class_get_devdata(dev);
-
- return _morse_delay_store(led_cdev, buf, size);
-}
-
-static ssize_t morse_msg_show(struct class_device *dev, char *buf)
-{
- struct led_classdev *led_cdev = class_get_devdata(dev);
-
- return _morse_msg_show(led_cdev, buf);
-}
-
-static ssize_t morse_msg_store(struct class_device *dev, const char *buf,
- size_t size)
-{
- struct led_classdev *led_cdev = class_get_devdata(dev);
-
- return _morse_msg_store(led_cdev, buf, size);
-}
-
-static CLASS_DEVICE_ATTR(delay, 0644, morse_delay_show, morse_delay_store);
-static CLASS_DEVICE_ATTR(message, 0644, morse_msg_show, morse_msg_store);
-
-#define led_device_create_file(leddev, attr) \
- class_device_create_file(leddev->class_dev, &class_device_attr_ ## attr)
-#define led_device_remove_file(leddev, attr) \
- class_device_remove_file(leddev->class_dev, &class_device_attr_ ## attr)
-
-#endif
-
-static void morse_trig_activate(struct led_classdev *led_cdev)
-{
- struct morse_trig_data *morse_data;
- int rc;
-
- morse_data = kzalloc(sizeof(*morse_data), GFP_KERNEL);
- if (!morse_data)
- return;
-
- morse_data->delay = MORSE_DELAY_BASE;
- init_timer(&morse_data->timer);
- morse_data->timer.function = morse_timer_function;
- morse_data->timer.data = (unsigned long)led_cdev;
-
- rc = led_device_create_file(led_cdev, delay);
- if (rc) goto err;
-
- rc = led_device_create_file(led_cdev, message);
- if (rc) goto err_delay;
-
- led_cdev->trigger_data = morse_data;
-
- return;
-
-err_delay:
- led_device_remove_file(led_cdev, delay);
-err:
- kfree(morse_data);
-}
-
-static void morse_trig_deactivate(struct led_classdev *led_cdev)
-{
- struct morse_trig_data *morse_data = led_cdev->trigger_data;
-
- if (!morse_data)
- return;
-
- led_device_remove_file(led_cdev, message);
- led_device_remove_file(led_cdev, delay);
-
- del_timer_sync(&morse_data->timer);
- if (morse_data->msg)
- kfree(morse_data->msg);
-
- kfree(morse_data);
-}
-
-static struct led_trigger morse_led_trigger = {
- .name = "morse",
- .activate = morse_trig_activate,
- .deactivate = morse_trig_deactivate,
-};
-
-static int __init morse_trig_init(void)
-{
- return led_trigger_register(&morse_led_trigger);
-}
-
-static void __exit morse_trig_exit(void)
-{
- led_trigger_unregister(&morse_led_trigger);
-}
-
-module_init(morse_trig_init);
-module_exit(morse_trig_exit);
-
-MODULE_AUTHOR("Gabor Juhos <juhosg at openwrt.org>");
-MODULE_DESCRIPTION("Morse LED trigger");
-MODULE_LICENSE("GPL");
+++ /dev/null
-/*
- * LED Kernel Netdev Trigger
- *
- * Toggles the LED to reflect the link and traffic state of a named net device
- *
- * Copyright 2007 Oliver Jowett <oliver@opencloud.com>
- *
- * Derived from ledtrig-timer.c which is:
- * Copyright 2005-2006 Openedhand Ltd.
- * Author: Richard Purdie <rpurdie@openedhand.com>
- *
- * This program is free software; you can redistribute it and/or modify
- * it under the terms of the GNU General Public License version 2 as
- * published by the Free Software Foundation.
- *
- */
-
-#include <linux/module.h>
-#include <linux/jiffies.h>
-#include <linux/kernel.h>
-#include <linux/init.h>
-#include <linux/list.h>
-#include <linux/spinlock.h>
-#include <linux/device.h>
-#include <linux/sysdev.h>
-#include <linux/netdevice.h>
-#include <linux/timer.h>
-#include <linux/ctype.h>
-#include <linux/leds.h>
-#include <linux/version.h>
-
-#if LINUX_VERSION_CODE >= KERNEL_VERSION(2,6,26)
-#include <net/net_namespace.h>
-#endif
-
-#include "leds.h"
-
-/*
- * Configurable sysfs attributes:
- *
- * device_name - network device name to monitor
- *
- * interval - duration of LED blink, in milliseconds
- *
- * mode - either "none" (LED is off) or a space separated list of one or more of:
- * link: LED's normal state reflects whether the link is up (has carrier) or not
- * tx: LED blinks on transmitted data
- * rx: LED blinks on receive data
- *
- * Some suggestions:
- *
- * Simple link status LED:
- * $ echo netdev >someled/trigger
- * $ echo eth0 >someled/device_name
- * $ echo link >someled/mode
- *
- * Ethernet-style link/activity LED:
- * $ echo netdev >someled/trigger
- * $ echo eth0 >someled/device_name
- * $ echo "link tx rx" >someled/mode
- *
- * Modem-style tx/rx LEDs:
- * $ echo netdev >led1/trigger
- * $ echo ppp0 >led1/device_name
- * $ echo tx >led1/mode
- * $ echo netdev >led2/trigger
- * $ echo ppp0 >led2/device_name
- * $ echo rx >led2/mode
- *
- */
-
-#define MODE_LINK 1
-#define MODE_TX 2
-#define MODE_RX 4
-
-struct led_netdev_data {
- rwlock_t lock;
-
- struct timer_list timer;
- struct notifier_block notifier;
-
- struct led_classdev *led_cdev;
- struct net_device *net_dev;
-
- char device_name[IFNAMSIZ];
- unsigned interval;
- unsigned mode;
- unsigned link_up;
- unsigned last_activity;
-};
-
-static void set_baseline_state(struct led_netdev_data *trigger_data)
-{
- if ((trigger_data->mode & MODE_LINK) != 0 && trigger_data->link_up)
- led_set_brightness(trigger_data->led_cdev, LED_FULL);
- else
- led_set_brightness(trigger_data->led_cdev, LED_OFF);
-
- if ((trigger_data->mode & (MODE_TX | MODE_RX)) != 0 && trigger_data->link_up)
- mod_timer(&trigger_data->timer, jiffies + trigger_data->interval);
- else
- del_timer(&trigger_data->timer);
-}
-
-static ssize_t led_device_name_show(struct device *dev,
- struct device_attribute *attr, char *buf)
-{
- struct led_classdev *led_cdev = dev_get_drvdata(dev);
- struct led_netdev_data *trigger_data = led_cdev->trigger_data;
-
- read_lock(&trigger_data->lock);
- sprintf(buf, "%s\n", trigger_data->device_name);
- read_unlock(&trigger_data->lock);
-
- return strlen(buf) + 1;
-}
-
-#if LINUX_VERSION_CODE >= KERNEL_VERSION(2,6,21)
-extern struct net init_net;
-#endif
-
-static ssize_t led_device_name_store(struct device *dev,
- struct device_attribute *attr, const char *buf, size_t size)
-{
- struct led_classdev *led_cdev = dev_get_drvdata(dev);
- struct led_netdev_data *trigger_data = led_cdev->trigger_data;
-
- if (size < 0 || size >= IFNAMSIZ)
- return -EINVAL;
-
- write_lock(&trigger_data->lock);
-
- strcpy(trigger_data->device_name, buf);
- if (size > 0 && trigger_data->device_name[size-1] == '\n')
- trigger_data->device_name[size-1] = 0;
-
- if (trigger_data->device_name[0] != 0) {
- /* check for existing device to update from */
-#if LINUX_VERSION_CODE >= KERNEL_VERSION(2,6,26)
- trigger_data->net_dev = dev_get_by_name(&init_net, trigger_data->device_name);
-#else
- trigger_data->net_dev = dev_get_by_name(trigger_data->device_name);
-#endif
- if (trigger_data->net_dev != NULL)
- trigger_data->link_up = (dev_get_flags(trigger_data->net_dev) & IFF_LOWER_UP) != 0;
- set_baseline_state(trigger_data); /* updates LEDs, may start timers */
- }
-
- write_unlock(&trigger_data->lock);
- return size;
-}
-
-static DEVICE_ATTR(device_name, 0644, led_device_name_show, led_device_name_store);
-
-static ssize_t led_mode_show(struct device *dev,
- struct device_attribute *attr, char *buf)
-{
- struct led_classdev *led_cdev = dev_get_drvdata(dev);
- struct led_netdev_data *trigger_data = led_cdev->trigger_data;
-
- read_lock(&trigger_data->lock);
-
- if (trigger_data->mode == 0) {
- strcpy(buf, "none\n");
- } else {
- if (trigger_data->mode & MODE_LINK)
- strcat(buf, "link ");
- if (trigger_data->mode & MODE_TX)
- strcat(buf, "tx ");
- if (trigger_data->mode & MODE_RX)
- strcat(buf, "rx ");
- strcat(buf, "\n");
- }
-
- read_unlock(&trigger_data->lock);
-
- return strlen(buf)+1;
-}
-
-static ssize_t led_mode_store(struct device *dev,
- struct device_attribute *attr, const char *buf, size_t size)
-{
- struct led_classdev *led_cdev = dev_get_drvdata(dev);
- struct led_netdev_data *trigger_data = led_cdev->trigger_data;
- char copybuf[1024];
- int new_mode = -1;
- char *p, *token;
-
- /* take a copy since we don't want to trash the inbound buffer when using strsep */
- strncpy(copybuf, buf, sizeof(copybuf));
- copybuf[1023] = 0;
- p = copybuf;
-
- while ((token = strsep(&p, " \t\n")) != NULL) {
- if (!*token)
- continue;
-
- if (new_mode == -1)
- new_mode = 0;
-
- if (!strcmp(token, "none"))
- new_mode = 0;
- else if (!strcmp(token, "tx"))
- new_mode |= MODE_TX;
- else if (!strcmp(token, "rx"))
- new_mode |= MODE_RX;
- else if (!strcmp(token, "link"))
- new_mode |= MODE_LINK;
- else
- return -EINVAL;
- }
-
- if (new_mode == -1)
- return -EINVAL;
-
- write_lock(&trigger_data->lock);
- trigger_data->mode = new_mode;
- set_baseline_state(trigger_data);
- write_unlock(&trigger_data->lock);
-
- return size;
-}
-
-static DEVICE_ATTR(mode, 0644, led_mode_show, led_mode_store);
-
-static ssize_t led_interval_show(struct device *dev,
- struct device_attribute *attr, char *buf)
-{
- struct led_classdev *led_cdev = dev_get_drvdata(dev);
- struct led_netdev_data *trigger_data = led_cdev->trigger_data;
-
- read_lock(&trigger_data->lock);
- sprintf(buf, "%u\n", jiffies_to_msecs(trigger_data->interval));
- read_unlock(&trigger_data->lock);
-
- return strlen(buf) + 1;
-}
-
-static ssize_t led_interval_store(struct device *dev,
- struct device_attribute *attr, const char *buf, size_t size)
-{
- struct led_classdev *led_cdev = dev_get_drvdata(dev);
- struct led_netdev_data *trigger_data = led_cdev->trigger_data;
- int ret = -EINVAL;
- char *after;
- unsigned long value = simple_strtoul(buf, &after, 10);
- size_t count = after - buf;
-
- if (*after && isspace(*after))
- count++;
-
- /* impose some basic bounds on the timer interval */
- if (count == size && value >= 5 && value <= 10000) {
- write_lock(&trigger_data->lock);
- trigger_data->interval = msecs_to_jiffies(value);
- set_baseline_state(trigger_data); // resets timer
- write_unlock(&trigger_data->lock);
- ret = count;
- }
-
- return ret;
-}
-
-static DEVICE_ATTR(interval, 0644, led_interval_show, led_interval_store);
-
-static int netdev_trig_notify(struct notifier_block *nb,
- unsigned long evt,
- void *dv)
-{
- struct net_device *dev = dv;
- struct led_netdev_data *trigger_data = container_of(nb, struct led_netdev_data, notifier);
-
- if (evt != NETDEV_UP && evt != NETDEV_DOWN && evt != NETDEV_CHANGE && evt != NETDEV_REGISTER && evt != NETDEV_UNREGISTER)
- return NOTIFY_DONE;
-
- write_lock(&trigger_data->lock);
-
- if (strcmp(dev->name, trigger_data->device_name))
- goto done;
-
- if (evt == NETDEV_REGISTER) {
- if (trigger_data->net_dev != NULL)
- dev_put(trigger_data->net_dev);
- dev_hold(dev);
- trigger_data->net_dev = dev;
- trigger_data->link_up = 0;
- goto done;
- }
-
- if (evt == NETDEV_UNREGISTER && trigger_data->net_dev != NULL) {
- dev_put(trigger_data->net_dev);
- trigger_data->net_dev = NULL;
- goto done;
- }
-
- /* UP / DOWN / CHANGE */
-
- trigger_data->link_up = (evt != NETDEV_DOWN && netif_carrier_ok(dev));
- set_baseline_state(trigger_data);
-
-done:
- write_unlock(&trigger_data->lock);
- return NOTIFY_DONE;
-}
-
-/* here's the real work! */
-static void netdev_trig_timer(unsigned long arg)
-{
- struct led_netdev_data *trigger_data = (struct led_netdev_data *)arg;
- struct net_device_stats *dev_stats;
- unsigned new_activity;
-
- write_lock(&trigger_data->lock);
-
- if (!trigger_data->link_up || !trigger_data->net_dev || (trigger_data->mode & (MODE_TX | MODE_RX)) == 0) {
- /* we don't need to do timer work, just reflect link state. */
- led_set_brightness(trigger_data->led_cdev, ((trigger_data->mode & MODE_LINK) != 0 && trigger_data->link_up) ? LED_FULL : LED_OFF);
- goto no_restart;
- }
-
- dev_stats = trigger_data->net_dev->get_stats(trigger_data->net_dev);
- new_activity =
- ((trigger_data->mode & MODE_TX) ? dev_stats->tx_packets : 0) +
- ((trigger_data->mode & MODE_RX) ? dev_stats->rx_packets : 0);
-
- if (trigger_data->mode & MODE_LINK) {
- /* base state is ON (link present) */
- /* if there's no link, we don't get this far and the LED is off */
-
- /* OFF -> ON always */
- /* ON -> OFF on activity */
- if (trigger_data->led_cdev->brightness == LED_OFF) {
- led_set_brightness(trigger_data->led_cdev, LED_FULL);
- } else if (trigger_data->last_activity != new_activity) {
- led_set_brightness(trigger_data->led_cdev, LED_OFF);
- }
- } else {
- /* base state is OFF */
- /* ON -> OFF always */
- /* OFF -> ON on activity */
- if (trigger_data->led_cdev->brightness == LED_FULL) {
- led_set_brightness(trigger_data->led_cdev, LED_OFF);
- } else if (trigger_data->last_activity != new_activity) {
- led_set_brightness(trigger_data->led_cdev, LED_FULL);
- }
- }
-
- trigger_data->last_activity = new_activity;
- mod_timer(&trigger_data->timer, jiffies + trigger_data->interval);
-
-no_restart:
- write_unlock(&trigger_data->lock);
-}
-
-static void netdev_trig_activate(struct led_classdev *led_cdev)
-{
- struct led_netdev_data *trigger_data;
- int rc;
-
- trigger_data = kzalloc(sizeof(struct led_netdev_data), GFP_KERNEL);
- if (!trigger_data)
- return;
-
- rwlock_init(&trigger_data->lock);
-
- trigger_data->notifier.notifier_call = netdev_trig_notify;
- trigger_data->notifier.priority = 10;
-
- setup_timer(&trigger_data->timer, netdev_trig_timer, (unsigned long) trigger_data);
-
- trigger_data->led_cdev = led_cdev;
- trigger_data->net_dev = NULL;
- trigger_data->device_name[0] = 0;
-
- trigger_data->mode = 0;
- trigger_data->interval = msecs_to_jiffies(50);
- trigger_data->link_up = 0;
- trigger_data->last_activity = 0;
-
- led_cdev->trigger_data = trigger_data;
-
- rc = device_create_file(led_cdev->dev, &dev_attr_device_name);
- if (rc)
- goto err_out;
- rc = device_create_file(led_cdev->dev, &dev_attr_mode);
- if (rc)
- goto err_out_device_name;
- rc = device_create_file(led_cdev->dev, &dev_attr_interval);
- if (rc)
- goto err_out_mode;
-
- register_netdevice_notifier(&trigger_data->notifier);
- return;
-
-err_out_mode:
- device_remove_file(led_cdev->dev, &dev_attr_mode);
-err_out_device_name:
- device_remove_file(led_cdev->dev, &dev_attr_device_name);
-err_out:
- led_cdev->trigger_data = NULL;
- kfree(trigger_data);
-}
-
-static void netdev_trig_deactivate(struct led_classdev *led_cdev)
-{
- struct led_netdev_data *trigger_data = led_cdev->trigger_data;
-
- if (trigger_data) {
- unregister_netdevice_notifier(&trigger_data->notifier);
-
- device_remove_file(led_cdev->dev, &dev_attr_device_name);
- device_remove_file(led_cdev->dev, &dev_attr_mode);
- device_remove_file(led_cdev->dev, &dev_attr_interval);
-
- write_lock(&trigger_data->lock);
-
- if (trigger_data->net_dev) {
- dev_put(trigger_data->net_dev);
- trigger_data->net_dev = NULL;
- }
-
- write_unlock(&trigger_data->lock);
-
- del_timer_sync(&trigger_data->timer);
-
- kfree(trigger_data);
- }
-}
-
-static struct led_trigger netdev_led_trigger = {
- .name = "netdev",
- .activate = netdev_trig_activate,
- .deactivate = netdev_trig_deactivate,
-};
-
-static int __init netdev_trig_init(void)
-{
- return led_trigger_register(&netdev_led_trigger);
-}
-
-static void __exit netdev_trig_exit(void)
-{
- led_trigger_unregister(&netdev_led_trigger);
-}
-
-module_init(netdev_trig_init);
-module_exit(netdev_trig_exit);
-
-MODULE_AUTHOR("Oliver Jowett <oliver@opencloud.com>");
-MODULE_DESCRIPTION("Netdev LED trigger");
-MODULE_LICENSE("GPL");
+++ /dev/null
-/*
- * Bitbanging SPI bus driver using GPIO API
- *
- * Copyright (c) 2008 Piotr Skamruk
- * Copyright (c) 2008 Michael Buesch
- *
- * based on spi_s3c2410_gpio.c
- * Copyright (c) 2006 Ben Dooks
- * Copyright (c) 2006 Simtec Electronics
- * and on i2c-gpio.c
- * Copyright (C) 2007 Atmel Corporation
- *
- * This program is free software; you can redistribute it and/or modify
- * it under the terms of the GNU General Public License version 2 as
- * published by the Free Software Foundation.
- */
-
-#include <linux/kernel.h>
-#include <linux/init.h>
-#include <linux/delay.h>
-#include <linux/spinlock.h>
-#include <linux/workqueue.h>
-#include <linux/module.h>
-#include <linux/platform_device.h>
-#include <linux/spi/spi.h>
-#include <linux/spi/spi_bitbang.h>
-#include "linux/spi/spi_gpio.h" //XXX
-#include <asm/gpio.h>
-
-
-struct spi_gpio {
- struct spi_bitbang bitbang;
- struct spi_gpio_platform_data *info;
- struct platform_device *pdev;
- struct spi_board_info bi;
-};
-
-
-static inline struct spi_gpio *spidev_to_sg(struct spi_device *dev)
-{
- return dev->controller_data;
-}
-
-static inline void setsck(struct spi_device *dev, int val)
-{
- struct spi_gpio *sp = spidev_to_sg(dev);
- gpio_set_value(sp->info->pin_clk, val ? 1 : 0);
-}
-
-static inline void setmosi(struct spi_device *dev, int val )
-{
- struct spi_gpio *sp = spidev_to_sg(dev);
- gpio_set_value(sp->info->pin_mosi, val ? 1 : 0);
-}
-
-static inline u32 getmiso(struct spi_device *dev)
-{
- struct spi_gpio *sp = spidev_to_sg(dev);
- return gpio_get_value(sp->info->pin_miso) ? 1 : 0;
-}
-
-static inline void do_spidelay(struct spi_device *dev, unsigned nsecs)
-{
- struct spi_gpio *sp = spidev_to_sg(dev);
-
- if (!sp->info->no_spi_delay)
- ndelay(nsecs);
-}
-
-#define spidelay(nsecs) do { \
- /* Steal the spi_device pointer from our caller. \
- * The bitbang-API should probably get fixed here... */ \
- do_spidelay(spi, nsecs); \
- } while (0)
-
-#define EXPAND_BITBANG_TXRX
-#include <linux/spi/spi_bitbang.h>
-
-static u32 spi_gpio_txrx_mode0(struct spi_device *spi,
- unsigned nsecs, u32 word, u8 bits)
-{
- return bitbang_txrx_be_cpha0(spi, nsecs, 0, word, bits);
-}
-
-static u32 spi_gpio_txrx_mode1(struct spi_device *spi,
- unsigned nsecs, u32 word, u8 bits)
-{
- return bitbang_txrx_be_cpha1(spi, nsecs, 0, word, bits);
-}
-
-static u32 spi_gpio_txrx_mode2(struct spi_device *spi,
- unsigned nsecs, u32 word, u8 bits)
-{
- return bitbang_txrx_be_cpha0(spi, nsecs, 1, word, bits);
-}
-
-static u32 spi_gpio_txrx_mode3(struct spi_device *spi,
- unsigned nsecs, u32 word, u8 bits)
-{
- return bitbang_txrx_be_cpha1(spi, nsecs, 1, word, bits);
-}
-
-static void spi_gpio_chipselect(struct spi_device *dev, int on)
-{
- struct spi_gpio *sp = spidev_to_sg(dev);
-
- if (sp->info->cs_activelow)
- on = !on;
- gpio_set_value(sp->info->pin_cs, on ? 1 : 0);
-}
-
-static int spi_gpio_probe(struct platform_device *pdev)
-{
- struct spi_master *master;
- struct spi_gpio_platform_data *pdata;
- struct spi_gpio *sp;
- struct spi_device *spidev;
- int err;
-
- pdata = pdev->dev.platform_data;
- if (!pdata)
- return -ENXIO;
-
- err = -ENOMEM;
- master = spi_alloc_master(&pdev->dev, sizeof(struct spi_gpio));
- if (!master)
- goto err_alloc_master;
-
- sp = spi_master_get_devdata(master);
- platform_set_drvdata(pdev, sp);
- sp->info = pdata;
-
- err = gpio_request(pdata->pin_clk, "spi_clock");
- if (err)
- goto err_request_clk;
- err = gpio_request(pdata->pin_mosi, "spi_mosi");
- if (err)
- goto err_request_mosi;
- err = gpio_request(pdata->pin_miso, "spi_miso");
- if (err)
- goto err_request_miso;
- err = gpio_request(pdata->pin_cs, "spi_cs");
- if (err)
- goto err_request_cs;
-
- sp->bitbang.master = spi_master_get(master);
- sp->bitbang.master->bus_num = -1;
- sp->bitbang.master->num_chipselect = 1;
- sp->bitbang.chipselect = spi_gpio_chipselect;
- sp->bitbang.txrx_word[SPI_MODE_0] = spi_gpio_txrx_mode0;
- sp->bitbang.txrx_word[SPI_MODE_1] = spi_gpio_txrx_mode1;
- sp->bitbang.txrx_word[SPI_MODE_2] = spi_gpio_txrx_mode2;
- sp->bitbang.txrx_word[SPI_MODE_3] = spi_gpio_txrx_mode3;
-
- gpio_direction_output(pdata->pin_clk, 0);
- gpio_direction_output(pdata->pin_mosi, 0);
- gpio_direction_output(pdata->pin_cs,
- pdata->cs_activelow ? 1 : 0);
- gpio_direction_input(pdata->pin_miso);
-
- err = spi_bitbang_start(&sp->bitbang);
- if (err)
- goto err_no_bitbang;
- err = pdata->boardinfo_setup(&sp->bi, master,
- pdata->boardinfo_setup_data);
- if (err)
- goto err_bi_setup;
- sp->bi.controller_data = sp;
- spidev = spi_new_device(master, &sp->bi);
- if (!spidev)
- goto err_new_dev;
-
- return 0;
-
-err_new_dev:
-err_bi_setup:
- spi_bitbang_stop(&sp->bitbang);
-err_no_bitbang:
- spi_master_put(sp->bitbang.master);
- gpio_free(pdata->pin_cs);
-err_request_cs:
- gpio_free(pdata->pin_miso);
-err_request_miso:
- gpio_free(pdata->pin_mosi);
-err_request_mosi:
- gpio_free(pdata->pin_clk);
-err_request_clk:
- kfree(master);
-
-err_alloc_master:
- return err;
-}
-
-static int __devexit spi_gpio_remove(struct platform_device *pdev)
-{
- struct spi_gpio *sp;
- struct spi_gpio_platform_data *pdata;
-
- pdata = pdev->dev.platform_data;
- sp = platform_get_drvdata(pdev);
-
- gpio_free(pdata->pin_clk);
- gpio_free(pdata->pin_mosi);
- gpio_free(pdata->pin_miso);
- gpio_free(pdata->pin_cs);
- spi_bitbang_stop(&sp->bitbang);
- spi_master_put(sp->bitbang.master);
-
- return 0;
-}
-
-static struct platform_driver spi_gpio_driver = {
- .driver = {
- .name = "spi-gpio",
- .owner = THIS_MODULE,
- },
- .probe = spi_gpio_probe,
- .remove = __devexit_p(spi_gpio_remove),
-};
-
-static int __init spi_gpio_init(void)
-{
- int err;
-
- err = platform_driver_register(&spi_gpio_driver);
- if (err)
- printk(KERN_ERR "spi-gpio: register failed: %d\n", err);
-
- return err;
-}
-module_init(spi_gpio_init);
-
-static void __exit spi_gpio_exit(void)
-{
- platform_driver_unregister(&spi_gpio_driver);
-}
-module_exit(spi_gpio_exit);
-
-MODULE_AUTHOR("Piot Skamruk <piotr.skamruk at gmail.com>");
-MODULE_AUTHOR("Michael Buesch");
-MODULE_DESCRIPTION("Platform independent GPIO bitbangling SPI driver");
-MODULE_LICENSE("GPL v2");
+++ /dev/null
-menu "Sonics Silicon Backplane"
-
-config SSB_POSSIBLE
- bool
- depends on HAS_IOMEM
- default y
-
-config SSB
- tristate "Sonics Silicon Backplane support"
- depends on SSB_POSSIBLE
- help
- Support for the Sonics Silicon Backplane bus.
- You only need to enable this option, if you are
- configuring a kernel for an embedded system with
- this bus.
- It will be auto-selected if needed in other
- environments.
-
- The module will be called ssb.
-
- If unsure, say N.
-
-config SSB_PCIHOST_POSSIBLE
- bool
- depends on SSB && (PCI = y || PCI = SSB)
- default y
-
-config SSB_PCIHOST
- bool "Support for SSB on PCI-bus host"
- depends on SSB_PCIHOST_POSSIBLE
- default y
- help
- Support for a Sonics Silicon Backplane on top
- of a PCI device.
-
- If unsure, say Y
-
-config SSB_PCMCIAHOST_POSSIBLE
- bool
- depends on SSB && (PCMCIA = y || PCMCIA = SSB) && EXPERIMENTAL
- default y
-
-config SSB_PCMCIAHOST
- bool "Support for SSB on PCMCIA-bus host (EXPERIMENTAL)"
- depends on SSB_PCMCIAHOST_POSSIBLE
- help
- Support for a Sonics Silicon Backplane on top
- of a PCMCIA device.
-
- If unsure, say N
-
-config SSB_SILENT
- bool "No SSB kernel messages"
- depends on SSB && EMBEDDED
- help
- This option turns off all Sonics Silicon Backplane printks.
- Note that you won't be able to identify problems, once
- messages are turned off.
- This might only be desired for production kernels on
- embedded devices to reduce the kernel size.
-
- Say N
-
-config SSB_DEBUG
- bool "SSB debugging"
- depends on SSB && !SSB_SILENT
- help
- This turns on additional runtime checks and debugging
- messages. Turn this on for SSB troubleshooting.
-
- If unsure, say N
-
-config SSB_SERIAL
- bool
- depends on SSB
- # ChipCommon and ExtIf serial support routines.
-
-config SSB_DRIVER_PCICORE_POSSIBLE
- bool
- depends on SSB_PCIHOST
- default y
-
-config SSB_DRIVER_PCICORE
- bool "SSB PCI core driver"
- depends on SSB_DRIVER_PCICORE_POSSIBLE
- help
- Driver for the Sonics Silicon Backplane attached
- Broadcom PCI core.
-
- If unsure, say Y
-
-config SSB_PCICORE_HOSTMODE
- bool "Hostmode support for SSB PCI core (EXPERIMENTAL)"
- depends on SSB_DRIVER_PCICORE && SSB_DRIVER_MIPS && EXPERIMENTAL
- help
- PCIcore hostmode operation (external PCI bus).
-
-config SSB_DRIVER_MIPS
- bool "SSB Broadcom MIPS core driver (EXPERIMENTAL)"
- depends on SSB && MIPS && EXPERIMENTAL
- select SSB_SERIAL
- help
- Driver for the Sonics Silicon Backplane attached
- Broadcom MIPS core.
-
- If unsure, say N
-
-config SSB_DRIVER_EXTIF
- bool "SSB Broadcom EXTIF core driver (EXPERIMENTAL)"
- depends on SSB_DRIVER_MIPS && EXPERIMENTAL
- help
- Driver for the Sonics Silicon Backplane attached
- Broadcom EXTIF core.
-
- If unsure, say N
-
-endmenu
+++ /dev/null
-# core
-ssb-y += main.o scan.o
-
-# host support
-ssb-$(CONFIG_SSB_PCIHOST) += pci.o pcihost_wrapper.o
-ssb-$(CONFIG_SSB_PCMCIAHOST) += pcmcia.o
-
-# built-in drivers
-ssb-y += driver_chipcommon.o
-ssb-$(CONFIG_SSB_DRIVER_MIPS) += driver_mipscore.o
-ssb-$(CONFIG_SSB_DRIVER_EXTIF) += driver_extif.o
-ssb-$(CONFIG_SSB_DRIVER_PCICORE) += driver_pcicore.o
-
-# b43 pci-ssb-bridge driver
-# Not strictly a part of SSB, but kept here for convenience
-ssb-$(CONFIG_SSB_PCIHOST) += b43_pci_bridge.o
-
-obj-$(CONFIG_SSB) += ssb.o
+++ /dev/null
-/*
- * Broadcom 43xx PCI-SSB bridge module
- *
- * This technically is a separate PCI driver module, but
- * because of its small size we include it in the SSB core
- * instead of creating a standalone module.
- *
- * Copyright 2007 Michael Buesch <mb@bu3sch.de>
- *
- * Licensed under the GNU/GPL. See COPYING for details.
- */
-
-#include <linux/pci.h>
-#include <linux/ssb/ssb.h>
-
-#include "ssb_private.h"
-
-
-static const struct pci_device_id b43_pci_bridge_tbl[] = {
- { PCI_DEVICE(PCI_VENDOR_ID_BROADCOM, 0x4301) },
- { PCI_DEVICE(PCI_VENDOR_ID_BROADCOM, 0x4307) },
- { PCI_DEVICE(PCI_VENDOR_ID_BROADCOM, 0x4311) },
- { PCI_DEVICE(PCI_VENDOR_ID_BROADCOM, 0x4312) },
- { PCI_DEVICE(PCI_VENDOR_ID_BROADCOM, 0x4318) },
- { PCI_DEVICE(PCI_VENDOR_ID_BROADCOM, 0x4319) },
- { PCI_DEVICE(PCI_VENDOR_ID_BROADCOM, 0x4320) },
- { PCI_DEVICE(PCI_VENDOR_ID_BROADCOM, 0x4321) },
- { PCI_DEVICE(PCI_VENDOR_ID_BROADCOM, 0x4324) },
- { PCI_DEVICE(PCI_VENDOR_ID_BROADCOM, 0x4325) },
- { PCI_DEVICE(PCI_VENDOR_ID_BROADCOM, 0x4328) },
- { PCI_DEVICE(PCI_VENDOR_ID_BROADCOM, 0x4329) },
- { 0, },
-};
-MODULE_DEVICE_TABLE(pci, b43_pci_bridge_tbl);
-
-static struct pci_driver b43_pci_bridge_driver = {
- .name = "b43-pci-bridge",
- .id_table = b43_pci_bridge_tbl,
-};
-
-
-int __init b43_pci_ssb_bridge_init(void)
-{
- return ssb_pcihost_register(&b43_pci_bridge_driver);
-}
-
-void __exit b43_pci_ssb_bridge_exit(void)
-{
- ssb_pcihost_unregister(&b43_pci_bridge_driver);
-}
+++ /dev/null
-/*
- * Sonics Silicon Backplane
- * Broadcom ChipCommon core driver
- *
- * Copyright 2005, Broadcom Corporation
- * Copyright 2006, 2007, Michael Buesch <mb@bu3sch.de>
- *
- * Licensed under the GNU/GPL. See COPYING for details.
- */
-
-#include <linux/ssb/ssb.h>
-#include <linux/ssb/ssb_regs.h>
-#include <linux/pci.h>
-
-#include "ssb_private.h"
-
-
-/* Clock sources */
-enum ssb_clksrc {
- /* PCI clock */
- SSB_CHIPCO_CLKSRC_PCI,
- /* Crystal slow clock oscillator */
- SSB_CHIPCO_CLKSRC_XTALOS,
- /* Low power oscillator */
- SSB_CHIPCO_CLKSRC_LOPWROS,
-};
-
-
-static inline u32 chipco_read32(struct ssb_chipcommon *cc,
- u16 offset)
-{
- return ssb_read32(cc->dev, offset);
-}
-
-static inline void chipco_write32(struct ssb_chipcommon *cc,
- u16 offset,
- u32 value)
-{
- ssb_write32(cc->dev, offset, value);
-}
-
-static inline void chipco_write32_masked(struct ssb_chipcommon *cc, u16 offset,
- u32 mask, u32 value)
-{
- value &= mask;
- value |= chipco_read32(cc, offset) & ~mask;
- chipco_write32(cc, offset, value);
-}
-
-void ssb_chipco_set_clockmode(struct ssb_chipcommon *cc,
- enum ssb_clkmode mode)
-{
- struct ssb_device *ccdev = cc->dev;
- struct ssb_bus *bus;
- u32 tmp;
-
- if (!ccdev)
- return;
- bus = ccdev->bus;
- /* chipcommon cores prior to rev6 don't support dynamic clock control */
- if (ccdev->id.revision < 6)
- return;
- /* chipcommon cores rev10 are a whole new ball game */
- if (ccdev->id.revision >= 10)
- return;
- if (!(cc->capabilities & SSB_CHIPCO_CAP_PCTL))
- return;
-
- switch (mode) {
- case SSB_CLKMODE_SLOW:
- tmp = chipco_read32(cc, SSB_CHIPCO_SLOWCLKCTL);
- tmp |= SSB_CHIPCO_SLOWCLKCTL_FSLOW;
- chipco_write32(cc, SSB_CHIPCO_SLOWCLKCTL, tmp);
- break;
- case SSB_CLKMODE_FAST:
- ssb_pci_xtal(bus, SSB_GPIO_XTAL, 1); /* Force crystal on */
- tmp = chipco_read32(cc, SSB_CHIPCO_SLOWCLKCTL);
- tmp &= ~SSB_CHIPCO_SLOWCLKCTL_FSLOW;
- tmp |= SSB_CHIPCO_SLOWCLKCTL_IPLL;
- chipco_write32(cc, SSB_CHIPCO_SLOWCLKCTL, tmp);
- break;
- case SSB_CLKMODE_DYNAMIC:
- tmp = chipco_read32(cc, SSB_CHIPCO_SLOWCLKCTL);
- tmp &= ~SSB_CHIPCO_SLOWCLKCTL_FSLOW;
- tmp &= ~SSB_CHIPCO_SLOWCLKCTL_IPLL;
- tmp &= ~SSB_CHIPCO_SLOWCLKCTL_ENXTAL;
- if ((tmp & SSB_CHIPCO_SLOWCLKCTL_SRC) != SSB_CHIPCO_SLOWCLKCTL_SRC_XTAL)
- tmp |= SSB_CHIPCO_SLOWCLKCTL_ENXTAL;
- chipco_write32(cc, SSB_CHIPCO_SLOWCLKCTL, tmp);
-
- /* for dynamic control, we have to release our xtal_pu "force on" */
- if (tmp & SSB_CHIPCO_SLOWCLKCTL_ENXTAL)
- ssb_pci_xtal(bus, SSB_GPIO_XTAL, 0);
- break;
- default:
- SSB_WARN_ON(1);
- }
-}
-
-/* Get the Slow Clock Source */
-static enum ssb_clksrc chipco_pctl_get_slowclksrc(struct ssb_chipcommon *cc)
-{
- struct ssb_bus *bus = cc->dev->bus;
- u32 uninitialized_var(tmp);
-
- if (cc->dev->id.revision < 6) {
- if (bus->bustype == SSB_BUSTYPE_SSB ||
- bus->bustype == SSB_BUSTYPE_PCMCIA)
- return SSB_CHIPCO_CLKSRC_XTALOS;
- if (bus->bustype == SSB_BUSTYPE_PCI) {
- pci_read_config_dword(bus->host_pci, SSB_GPIO_OUT, &tmp);
- if (tmp & 0x10)
- return SSB_CHIPCO_CLKSRC_PCI;
- return SSB_CHIPCO_CLKSRC_XTALOS;
- }
- }
- if (cc->dev->id.revision < 10) {
- tmp = chipco_read32(cc, SSB_CHIPCO_SLOWCLKCTL);
- tmp &= 0x7;
- if (tmp == 0)
- return SSB_CHIPCO_CLKSRC_LOPWROS;
- if (tmp == 1)
- return SSB_CHIPCO_CLKSRC_XTALOS;
- if (tmp == 2)
- return SSB_CHIPCO_CLKSRC_PCI;
- }
-
- return SSB_CHIPCO_CLKSRC_XTALOS;
-}
-
-/* Get maximum or minimum (depending on get_max flag) slowclock frequency. */
-static int chipco_pctl_clockfreqlimit(struct ssb_chipcommon *cc, int get_max)
-{
- int uninitialized_var(limit);
- enum ssb_clksrc clocksrc;
- int divisor = 1;
- u32 tmp;
-
- clocksrc = chipco_pctl_get_slowclksrc(cc);
- if (cc->dev->id.revision < 6) {
- switch (clocksrc) {
- case SSB_CHIPCO_CLKSRC_PCI:
- divisor = 64;
- break;
- case SSB_CHIPCO_CLKSRC_XTALOS:
- divisor = 32;
- break;
- default:
- SSB_WARN_ON(1);
- }
- } else if (cc->dev->id.revision < 10) {
- switch (clocksrc) {
- case SSB_CHIPCO_CLKSRC_LOPWROS:
- break;
- case SSB_CHIPCO_CLKSRC_XTALOS:
- case SSB_CHIPCO_CLKSRC_PCI:
- tmp = chipco_read32(cc, SSB_CHIPCO_SLOWCLKCTL);
- divisor = (tmp >> 16) + 1;
- divisor *= 4;
- break;
- }
- } else {
- tmp = chipco_read32(cc, SSB_CHIPCO_SYSCLKCTL);
- divisor = (tmp >> 16) + 1;
- divisor *= 4;
- }
-
- switch (clocksrc) {
- case SSB_CHIPCO_CLKSRC_LOPWROS:
- if (get_max)
- limit = 43000;
- else
- limit = 25000;
- break;
- case SSB_CHIPCO_CLKSRC_XTALOS:
- if (get_max)
- limit = 20200000;
- else
- limit = 19800000;
- break;
- case SSB_CHIPCO_CLKSRC_PCI:
- if (get_max)
- limit = 34000000;
- else
- limit = 25000000;
- break;
- }
- limit /= divisor;
-
- return limit;
-}
-
-static void chipco_powercontrol_init(struct ssb_chipcommon *cc)
-{
- struct ssb_bus *bus = cc->dev->bus;
-
- if (bus->chip_id == 0x4321) {
- if (bus->chip_rev == 0)
- chipco_write32(cc, SSB_CHIPCO_CHIPCTL, 0x3A4);
- else if (bus->chip_rev == 1)
- chipco_write32(cc, SSB_CHIPCO_CHIPCTL, 0xA4);
- }
-
- if (!(cc->capabilities & SSB_CHIPCO_CAP_PCTL))
- return;
-
- if (cc->dev->id.revision >= 10) {
- /* Set Idle Power clock rate to 1Mhz */
- chipco_write32(cc, SSB_CHIPCO_SYSCLKCTL,
- (chipco_read32(cc, SSB_CHIPCO_SYSCLKCTL) &
- 0x0000FFFF) | 0x00040000);
- } else {
- int maxfreq;
-
- maxfreq = chipco_pctl_clockfreqlimit(cc, 1);
- chipco_write32(cc, SSB_CHIPCO_PLLONDELAY,
- (maxfreq * 150 + 999999) / 1000000);
- chipco_write32(cc, SSB_CHIPCO_FREFSELDELAY,
- (maxfreq * 15 + 999999) / 1000000);
- }
-}
-
-static void calc_fast_powerup_delay(struct ssb_chipcommon *cc)
-{
- struct ssb_bus *bus = cc->dev->bus;
- int minfreq;
- unsigned int tmp;
- u32 pll_on_delay;
-
- if (bus->bustype != SSB_BUSTYPE_PCI)
- return;
- if (!(cc->capabilities & SSB_CHIPCO_CAP_PCTL))
- return;
-
- minfreq = chipco_pctl_clockfreqlimit(cc, 0);
- pll_on_delay = chipco_read32(cc, SSB_CHIPCO_PLLONDELAY);
- tmp = (((pll_on_delay + 2) * 1000000) + (minfreq - 1)) / minfreq;
- SSB_WARN_ON(tmp & ~0xFFFF);
-
- cc->fast_pwrup_delay = tmp;
-}
-
-void ssb_chipcommon_init(struct ssb_chipcommon *cc)
-{
- if (!cc->dev)
- return; /* We don't have a ChipCommon */
- chipco_powercontrol_init(cc);
- ssb_chipco_set_clockmode(cc, SSB_CLKMODE_FAST);
- calc_fast_powerup_delay(cc);
-}
-
-void ssb_chipco_suspend(struct ssb_chipcommon *cc, pm_message_t state)
-{
- if (!cc->dev)
- return;
- ssb_chipco_set_clockmode(cc, SSB_CLKMODE_SLOW);
-}
-
-void ssb_chipco_resume(struct ssb_chipcommon *cc)
-{
- if (!cc->dev)
- return;
- chipco_powercontrol_init(cc);
- ssb_chipco_set_clockmode(cc, SSB_CLKMODE_FAST);
-}
-
-/* Get the processor clock */
-void ssb_chipco_get_clockcpu(struct ssb_chipcommon *cc,
- u32 *plltype, u32 *n, u32 *m)
-{
- *n = chipco_read32(cc, SSB_CHIPCO_CLOCK_N);
- *plltype = (cc->capabilities & SSB_CHIPCO_CAP_PLLT);
- switch (*plltype) {
- case SSB_PLLTYPE_2:
- case SSB_PLLTYPE_4:
- case SSB_PLLTYPE_6:
- case SSB_PLLTYPE_7:
- *m = chipco_read32(cc, SSB_CHIPCO_CLOCK_MIPS);
- break;
- case SSB_PLLTYPE_3:
- /* 5350 uses m2 to control mips */
- *m = chipco_read32(cc, SSB_CHIPCO_CLOCK_M2);
- break;
- default:
- *m = chipco_read32(cc, SSB_CHIPCO_CLOCK_SB);
- break;
- }
-}
-
-/* Get the bus clock */
-void ssb_chipco_get_clockcontrol(struct ssb_chipcommon *cc,
- u32 *plltype, u32 *n, u32 *m)
-{
- *n = chipco_read32(cc, SSB_CHIPCO_CLOCK_N);
- *plltype = (cc->capabilities & SSB_CHIPCO_CAP_PLLT);
- switch (*plltype) {
- case SSB_PLLTYPE_6: /* 100/200 or 120/240 only */
- *m = chipco_read32(cc, SSB_CHIPCO_CLOCK_MIPS);
- break;
- case SSB_PLLTYPE_3: /* 25Mhz, 2 dividers */
- if (cc->dev->bus->chip_id != 0x5365) {
- *m = chipco_read32(cc, SSB_CHIPCO_CLOCK_M2);
- break;
- }
- /* Fallthough */
- default:
- *m = chipco_read32(cc, SSB_CHIPCO_CLOCK_SB);
- }
-}
-
-void ssb_chipco_timing_init(struct ssb_chipcommon *cc,
- unsigned long ns)
-{
- struct ssb_device *dev = cc->dev;
- struct ssb_bus *bus = dev->bus;
- u32 tmp;
-
- /* set register for external IO to control LED. */
- chipco_write32(cc, SSB_CHIPCO_PROG_CFG, 0x11);
- tmp = DIV_ROUND_UP(10, ns) << SSB_PROG_WCNT_3_SHIFT; /* Waitcount-3 = 10ns */
- tmp |= DIV_ROUND_UP(40, ns) << SSB_PROG_WCNT_1_SHIFT; /* Waitcount-1 = 40ns */
- tmp |= DIV_ROUND_UP(240, ns); /* Waitcount-0 = 240ns */
- chipco_write32(cc, SSB_CHIPCO_PROG_WAITCNT, tmp); /* 0x01020a0c for a 100Mhz clock */
-
- /* Set timing for the flash */
- tmp = DIV_ROUND_UP(10, ns) << SSB_FLASH_WCNT_3_SHIFT; /* Waitcount-3 = 10nS */
- tmp |= DIV_ROUND_UP(10, ns) << SSB_FLASH_WCNT_1_SHIFT; /* Waitcount-1 = 10nS */
- tmp |= DIV_ROUND_UP(120, ns); /* Waitcount-0 = 120nS */
- if ((bus->chip_id == 0x5365) ||
- (dev->id.revision < 9))
- chipco_write32(cc, SSB_CHIPCO_FLASH_WAITCNT, tmp);
- if ((bus->chip_id == 0x5365) ||
- (dev->id.revision < 9) ||
- ((bus->chip_id == 0x5350) && (bus->chip_rev == 0)))
- chipco_write32(cc, SSB_CHIPCO_PCMCIA_MEMWAIT, tmp);
-
- if (bus->chip_id == 0x5350) {
- /* Enable EXTIF */
- tmp = DIV_ROUND_UP(10, ns) << SSB_PROG_WCNT_3_SHIFT; /* Waitcount-3 = 10ns */
- tmp |= DIV_ROUND_UP(20, ns) << SSB_PROG_WCNT_2_SHIFT; /* Waitcount-2 = 20ns */
- tmp |= DIV_ROUND_UP(100, ns) << SSB_PROG_WCNT_1_SHIFT; /* Waitcount-1 = 100ns */
- tmp |= DIV_ROUND_UP(120, ns); /* Waitcount-0 = 120ns */
- chipco_write32(cc, SSB_CHIPCO_PROG_WAITCNT, tmp); /* 0x01020a0c for a 100Mhz clock */
- }
-}
-
-/* Set chip watchdog reset timer to fire in 'ticks' backplane cycles */
-void ssb_chipco_watchdog_timer_set(struct ssb_chipcommon *cc, u32 ticks)
-{
- /* instant NMI */
- chipco_write32(cc, SSB_CHIPCO_WATCHDOG, ticks);
-}
-
-u32 ssb_chipco_gpio_in(struct ssb_chipcommon *cc, u32 mask)
-{
- return chipco_read32(cc, SSB_CHIPCO_GPIOIN) & mask;
-}
-
-void ssb_chipco_gpio_out(struct ssb_chipcommon *cc, u32 mask, u32 value)
-{
- chipco_write32_masked(cc, SSB_CHIPCO_GPIOOUT, mask, value);
-}
-
-void ssb_chipco_gpio_outen(struct ssb_chipcommon *cc, u32 mask, u32 value)
-{
- chipco_write32_masked(cc, SSB_CHIPCO_GPIOOUTEN, mask, value);
-}
-
-#ifdef CONFIG_SSB_SERIAL
-int ssb_chipco_serial_init(struct ssb_chipcommon *cc,
- struct ssb_serial_port *ports)
-{
- struct ssb_bus *bus = cc->dev->bus;
- int nr_ports = 0;
- u32 plltype;
- unsigned int irq;
- u32 baud_base, div;
- u32 i, n;
-
- plltype = (cc->capabilities & SSB_CHIPCO_CAP_PLLT);
- irq = ssb_mips_irq(cc->dev);
-
- if (plltype == SSB_PLLTYPE_1) {
- /* PLL clock */
- baud_base = ssb_calc_clock_rate(plltype,
- chipco_read32(cc, SSB_CHIPCO_CLOCK_N),
- chipco_read32(cc, SSB_CHIPCO_CLOCK_M2));
- div = 1;
- } else {
- if (cc->dev->id.revision >= 11) {
- /* Fixed ALP clock */
- baud_base = 20000000;
- div = 1;
- /* Set the override bit so we don't divide it */
- chipco_write32(cc, SSB_CHIPCO_CORECTL,
- SSB_CHIPCO_CORECTL_UARTCLK0);
- } else if (cc->dev->id.revision >= 3) {
- /* Internal backplane clock */
- baud_base = ssb_clockspeed(bus);
- div = chipco_read32(cc, SSB_CHIPCO_CLKDIV)
- & SSB_CHIPCO_CLKDIV_UART;
- } else {
- /* Fixed internal backplane clock */
- baud_base = 88000000;
- div = 48;
- }
-
- /* Clock source depends on strapping if UartClkOverride is unset */
- if ((cc->dev->id.revision > 0) &&
- !(chipco_read32(cc, SSB_CHIPCO_CORECTL) & SSB_CHIPCO_CORECTL_UARTCLK0)) {
- if ((cc->capabilities & SSB_CHIPCO_CAP_UARTCLK) ==
- SSB_CHIPCO_CAP_UARTCLK_INT) {
- /* Internal divided backplane clock */
- baud_base /= div;
- } else {
- /* Assume external clock of 1.8432 MHz */
- baud_base = 1843200;
- }
- }
- }
-
- /* Determine the registers of the UARTs */
- n = (cc->capabilities & SSB_CHIPCO_CAP_NRUART);
- for (i = 0; i < n; i++) {
- void __iomem *cc_mmio;
- void __iomem *uart_regs;
-
- cc_mmio = cc->dev->bus->mmio + (cc->dev->core_index * SSB_CORE_SIZE);
- uart_regs = cc_mmio + SSB_CHIPCO_UART0_DATA;
- /* Offset changed at after rev 0 */
- if (cc->dev->id.revision == 0)
- uart_regs += (i * 8);
- else
- uart_regs += (i * 256);
-
- nr_ports++;
- ports[i].regs = uart_regs;
- ports[i].irq = irq;
- ports[i].baud_base = baud_base;
- ports[i].reg_shift = 0;
- }
-
- return nr_ports;
-}
-#endif /* CONFIG_SSB_SERIAL */
+++ /dev/null
-/*
- * Sonics Silicon Backplane
- * Broadcom EXTIF core driver
- *
- * Copyright 2005, Broadcom Corporation
- * Copyright 2006, 2007, Michael Buesch <mb@bu3sch.de>
- * Copyright 2006, 2007, Felix Fietkau <nbd@openwrt.org>
- * Copyright 2007, Aurelien Jarno <aurelien@aurel32.net>
- *
- * Licensed under the GNU/GPL. See COPYING for details.
- */
-
-#include <linux/serial.h>
-#include <linux/serial_core.h>
-#include <linux/serial_reg.h>
-
-#include "ssb_private.h"
-
-
-static inline u32 extif_read32(struct ssb_extif *extif, u16 offset)
-{
- return ssb_read32(extif->dev, offset);
-}
-
-static inline void extif_write32(struct ssb_extif *extif, u16 offset, u32 value)
-{
- ssb_write32(extif->dev, offset, value);
-}
-
-static inline void extif_write32_masked(struct ssb_extif *extif, u16 offset,
- u32 mask, u32 value)
-{
- value &= mask;
- value |= extif_read32(extif, offset) & ~mask;
- extif_write32(extif, offset, value);
-}
-
-#ifdef CONFIG_SSB_SERIAL
-static bool serial_exists(u8 *regs)
-{
- u8 save_mcr, msr = 0;
-
- if (regs) {
- save_mcr = regs[UART_MCR];
- regs[UART_MCR] = (UART_MCR_LOOP | UART_MCR_OUT2 | UART_MCR_RTS);
- msr = regs[UART_MSR] & (UART_MSR_DCD | UART_MSR_RI
- | UART_MSR_CTS | UART_MSR_DSR);
- regs[UART_MCR] = save_mcr;
- }
- return (msr == (UART_MSR_DCD | UART_MSR_CTS));
-}
-
-int ssb_extif_serial_init(struct ssb_extif *extif, struct ssb_serial_port *ports)
-{
- u32 i, nr_ports = 0;
-
- /* Disable GPIO interrupt initially */
- extif_write32(extif, SSB_EXTIF_GPIO_INTPOL, 0);
- extif_write32(extif, SSB_EXTIF_GPIO_INTMASK, 0);
-
- for (i = 0; i < 2; i++) {
- void __iomem *uart_regs;
-
- uart_regs = ioremap_nocache(SSB_EUART, 16);
- if (uart_regs) {
- uart_regs += (i * 8);
-
- if (serial_exists(uart_regs) && ports) {
- extif_write32(extif, SSB_EXTIF_GPIO_INTMASK, 2);
-
- nr_ports++;
- ports[i].regs = uart_regs;
- ports[i].irq = 2;
- ports[i].baud_base = 13500000;
- ports[i].reg_shift = 0;
- }
- iounmap(uart_regs);
- }
- }
- return nr_ports;
-}
-#endif /* CONFIG_SSB_SERIAL */
-
-void ssb_extif_timing_init(struct ssb_extif *extif, unsigned long ns)
-{
- u32 tmp;
-
- /* Initialize extif so we can get to the LEDs and external UART */
- extif_write32(extif, SSB_EXTIF_PROG_CFG, SSB_EXTCFG_EN);
-
- /* Set timing for the flash */
- tmp = DIV_ROUND_UP(10, ns) << SSB_PROG_WCNT_3_SHIFT;
- tmp |= DIV_ROUND_UP(40, ns) << SSB_PROG_WCNT_1_SHIFT;
- tmp |= DIV_ROUND_UP(120, ns);
- extif_write32(extif, SSB_EXTIF_PROG_WAITCNT, tmp);
-
- /* Set programmable interface timing for external uart */
- tmp = DIV_ROUND_UP(10, ns) << SSB_PROG_WCNT_3_SHIFT;
- tmp |= DIV_ROUND_UP(20, ns) << SSB_PROG_WCNT_2_SHIFT;
- tmp |= DIV_ROUND_UP(100, ns) << SSB_PROG_WCNT_1_SHIFT;
- tmp |= DIV_ROUND_UP(120, ns);
- extif_write32(extif, SSB_EXTIF_PROG_WAITCNT, tmp);
-}
-
-void ssb_extif_get_clockcontrol(struct ssb_extif *extif,
- u32 *pll_type, u32 *n, u32 *m)
-{
- *pll_type = SSB_PLLTYPE_1;
- *n = extif_read32(extif, SSB_EXTIF_CLOCK_N);
- *m = extif_read32(extif, SSB_EXTIF_CLOCK_SB);
-}
-
-u32 ssb_extif_gpio_in(struct ssb_extif *extif, u32 mask)
-{
- return extif_read32(extif, SSB_EXTIF_GPIO_IN) & mask;
-}
-
-void ssb_extif_gpio_out(struct ssb_extif *extif, u32 mask, u32 value)
-{
- return extif_write32_masked(extif, SSB_EXTIF_GPIO_OUT(0),
- mask, value);
-}
-
-void ssb_extif_gpio_outen(struct ssb_extif *extif, u32 mask, u32 value)
-{
- return extif_write32_masked(extif, SSB_EXTIF_GPIO_OUTEN(0),
- mask, value);
-}
-
+++ /dev/null
-/*
- * Sonics Silicon Backplane
- * Broadcom MIPS core driver
- *
- * Copyright 2005, Broadcom Corporation
- * Copyright 2006, 2007, Michael Buesch <mb@bu3sch.de>
- *
- * Licensed under the GNU/GPL. See COPYING for details.
- */
-
-#include <linux/ssb/ssb.h>
-
-#include <linux/serial.h>
-#include <linux/serial_core.h>
-#include <linux/serial_reg.h>
-#include <linux/time.h>
-
-#include "ssb_private.h"
-
-
-static inline u32 mips_read32(struct ssb_mipscore *mcore,
- u16 offset)
-{
- return ssb_read32(mcore->dev, offset);
-}
-
-static inline void mips_write32(struct ssb_mipscore *mcore,
- u16 offset,
- u32 value)
-{
- ssb_write32(mcore->dev, offset, value);
-}
-
-static const u32 ipsflag_irq_mask[] = {
- 0,
- SSB_IPSFLAG_IRQ1,
- SSB_IPSFLAG_IRQ2,
- SSB_IPSFLAG_IRQ3,
- SSB_IPSFLAG_IRQ4,
-};
-
-static const u32 ipsflag_irq_shift[] = {
- 0,
- SSB_IPSFLAG_IRQ1_SHIFT,
- SSB_IPSFLAG_IRQ2_SHIFT,
- SSB_IPSFLAG_IRQ3_SHIFT,
- SSB_IPSFLAG_IRQ4_SHIFT,
-};
-
-static inline u32 ssb_irqflag(struct ssb_device *dev)
-{
- return ssb_read32(dev, SSB_TPSFLAG) & SSB_TPSFLAG_BPFLAG;
-}
-
-/* Get the MIPS IRQ assignment for a specified device.
- * If unassigned, 0 is returned.
- */
-unsigned int ssb_mips_irq(struct ssb_device *dev)
-{
- struct ssb_bus *bus = dev->bus;
- u32 irqflag;
- u32 ipsflag;
- u32 tmp;
- unsigned int irq;
-
- irqflag = ssb_irqflag(dev);
- ipsflag = ssb_read32(bus->mipscore.dev, SSB_IPSFLAG);
- for (irq = 1; irq <= 4; irq++) {
- tmp = ((ipsflag & ipsflag_irq_mask[irq]) >> ipsflag_irq_shift[irq]);
- if (tmp == irqflag)
- break;
- }
- if (irq == 5)
- irq = 0;
-
- return irq;
-}
-
-static void clear_irq(struct ssb_bus *bus, unsigned int irq)
-{
- struct ssb_device *dev = bus->mipscore.dev;
-
- /* Clear the IRQ in the MIPScore backplane registers */
- if (irq == 0) {
- ssb_write32(dev, SSB_INTVEC, 0);
- } else {
- ssb_write32(dev, SSB_IPSFLAG,
- ssb_read32(dev, SSB_IPSFLAG) |
- ipsflag_irq_mask[irq]);
- }
-}
-
-static void set_irq(struct ssb_device *dev, unsigned int irq)
-{
- unsigned int oldirq = ssb_mips_irq(dev);
- struct ssb_bus *bus = dev->bus;
- struct ssb_device *mdev = bus->mipscore.dev;
- u32 irqflag = ssb_irqflag(dev);
-
- dev->irq = irq + 2;
-
- ssb_dprintk(KERN_INFO PFX
- "set_irq: core 0x%04x, irq %d => %d\n",
- dev->id.coreid, oldirq, irq);
- /* clear the old irq */
- if (oldirq == 0)
- ssb_write32(mdev, SSB_INTVEC, (~(1 << irqflag) & ssb_read32(mdev, SSB_INTVEC)));
- else
- clear_irq(bus, oldirq);
-
- /* assign the new one */
- if (irq == 0) {
- ssb_write32(mdev, SSB_INTVEC, ((1 << irqflag) | ssb_read32(mdev, SSB_INTVEC)));
- } else {
- irqflag <<= ipsflag_irq_shift[irq];
- irqflag |= (ssb_read32(mdev, SSB_IPSFLAG) & ~ipsflag_irq_mask[irq]);
- ssb_write32(mdev, SSB_IPSFLAG, irqflag);
- }
-}
-
-static void ssb_mips_serial_init(struct ssb_mipscore *mcore)
-{
- struct ssb_bus *bus = mcore->dev->bus;
-
- if (bus->extif.dev)
- mcore->nr_serial_ports = ssb_extif_serial_init(&bus->extif, mcore->serial_ports);
- else if (bus->chipco.dev)
- mcore->nr_serial_ports = ssb_chipco_serial_init(&bus->chipco, mcore->serial_ports);
- else
- mcore->nr_serial_ports = 0;
-}
-
-static void ssb_mips_flash_detect(struct ssb_mipscore *mcore)
-{
- struct ssb_bus *bus = mcore->dev->bus;
-
- mcore->flash_buswidth = 2;
- if (bus->chipco.dev) {
- mcore->flash_window = 0x1c000000;
- mcore->flash_window_size = 0x02000000;
- if ((ssb_read32(bus->chipco.dev, SSB_CHIPCO_FLASH_CFG)
- & SSB_CHIPCO_CFG_DS16) == 0)
- mcore->flash_buswidth = 1;
- } else {
- mcore->flash_window = 0x1fc00000;
- mcore->flash_window_size = 0x00400000;
- }
-}
-
-u32 ssb_cpu_clock(struct ssb_mipscore *mcore)
-{
- struct ssb_bus *bus = mcore->dev->bus;
- u32 pll_type, n, m, rate = 0;
-
- if (bus->extif.dev) {
- ssb_extif_get_clockcontrol(&bus->extif, &pll_type, &n, &m);
- } else if (bus->chipco.dev) {
- ssb_chipco_get_clockcpu(&bus->chipco, &pll_type, &n, &m);
- } else
- return 0;
-
- if ((pll_type == SSB_PLLTYPE_5) || (bus->chip_id == 0x5365)) {
- rate = 200000000;
- } else {
- rate = ssb_calc_clock_rate(pll_type, n, m);
- }
-
- if (pll_type == SSB_PLLTYPE_6) {
- rate *= 2;
- }
-
- return rate;
-}
-
-void ssb_mipscore_init(struct ssb_mipscore *mcore)
-{
- struct ssb_bus *bus;
- struct ssb_device *dev;
- unsigned long hz, ns;
- unsigned int irq, i;
-
- if (!mcore->dev)
- return; /* We don't have a MIPS core */
-
- ssb_dprintk(KERN_INFO PFX "Initializing MIPS core...\n");
-
- bus = mcore->dev->bus;
- hz = ssb_clockspeed(bus);
- if (!hz)
- hz = 100000000;
- ns = 1000000000 / hz;
-
- if (bus->extif.dev)
- ssb_extif_timing_init(&bus->extif, ns);
- else if (bus->chipco.dev)
- ssb_chipco_timing_init(&bus->chipco, ns);
-
- /* Assign IRQs to all cores on the bus, start with irq line 2, because serial usually takes 1 */
- for (irq = 2, i = 0; i < bus->nr_devices; i++) {
- dev = &(bus->devices[i]);
- dev->irq = ssb_mips_irq(dev) + 2;
- switch (dev->id.coreid) {
- case SSB_DEV_USB11_HOST:
- /* shouldn't need a separate irq line for non-4710, most of them have a proper
- * external usb controller on the pci */
- if ((bus->chip_id == 0x4710) && (irq <= 4)) {
- set_irq(dev, irq++);
- break;
- }
- /* fallthrough */
- case SSB_DEV_PCI:
- case SSB_DEV_ETHERNET:
- case SSB_DEV_80211:
- case SSB_DEV_USB20_HOST:
- /* These devices get their own IRQ line if available, the rest goes on IRQ0 */
- if (irq <= 4) {
- set_irq(dev, irq++);
- break;
- }
- }
- }
-
- ssb_mips_serial_init(mcore);
- ssb_mips_flash_detect(mcore);
-}
+++ /dev/null
-/*
- * Sonics Silicon Backplane
- * Broadcom PCI-core driver
- *
- * Copyright 2005, Broadcom Corporation
- * Copyright 2006, 2007, Michael Buesch <mb@bu3sch.de>
- *
- * Licensed under the GNU/GPL. See COPYING for details.
- */
-
-#include <linux/ssb/ssb.h>
-#include <linux/pci.h>
-#include <linux/delay.h>
-
-#include "ssb_private.h"
-
-
-static inline
-u32 pcicore_read32(struct ssb_pcicore *pc, u16 offset)
-{
- return ssb_read32(pc->dev, offset);
-}
-
-static inline
-void pcicore_write32(struct ssb_pcicore *pc, u16 offset, u32 value)
-{
- ssb_write32(pc->dev, offset, value);
-}
-
-/**************************************************
- * Code for hostmode operation.
- **************************************************/
-
-#ifdef CONFIG_SSB_PCICORE_HOSTMODE
-
-#include <asm/paccess.h>
-/* Probe a 32bit value on the bus and catch bus exceptions.
- * Returns nonzero on a bus exception.
- * This is MIPS specific */
-#define mips_busprobe32(val, addr) get_dbe((val), ((u32 *)(addr)))
-
-/* Assume one-hot slot wiring */
-#define SSB_PCI_SLOT_MAX 16
-
-/* Global lock is OK, as we won't have more than one extpci anyway. */
-static DEFINE_SPINLOCK(cfgspace_lock);
-/* Core to access the external PCI config space. Can only have one. */
-static struct ssb_pcicore *extpci_core;
-
-static u32 ssb_pcicore_pcibus_iobase = 0x100;
-static u32 ssb_pcicore_pcibus_membase = SSB_PCI_DMA;
-
-int pcibios_plat_dev_init(struct pci_dev *d)
-{
- struct resource *res;
- int pos, size;
- u32 *base;
-
- ssb_printk(KERN_INFO "PCI: Fixing up device %s\n",
- pci_name(d));
-
- /* Fix up resource bases */
- for (pos = 0; pos < 6; pos++) {
- res = &d->resource[pos];
- if (res->flags & IORESOURCE_IO)
- base = &ssb_pcicore_pcibus_iobase;
- else
- base = &ssb_pcicore_pcibus_membase;
- if (res->end) {
- size = res->end - res->start + 1;
- if (*base & (size - 1))
- *base = (*base + size) & ~(size - 1);
- res->start = *base;
- res->end = res->start + size - 1;
- *base += size;
- pci_write_config_dword(d, PCI_BASE_ADDRESS_0 + (pos << 2), res->start);
- }
- /* Fix up PCI bridge BAR0 only */
- if (d->bus->number == 0 && PCI_SLOT(d->devfn) == 0)
- break;
- }
- /* Fix up interrupt lines */
- d->irq = ssb_mips_irq(extpci_core->dev) + 2;
- pci_write_config_byte(d, PCI_INTERRUPT_LINE, d->irq);
-
- return 0;
-}
-
-static void __init ssb_fixup_pcibridge(struct pci_dev *dev)
-{
- if (dev->bus->number != 0 || PCI_SLOT(dev->devfn) != 0)
- return;
-
- ssb_printk(KERN_INFO "PCI: fixing up bridge\n");
-
- /* Enable PCI bridge bus mastering and memory space */
- pci_set_master(dev);
- pcibios_enable_device(dev, ~0);
-
- /* Enable PCI bridge BAR1 prefetch and burst */
- pci_write_config_dword(dev, SSB_BAR1_CONTROL, 3);
-
- /* Make sure our latency is high enough to handle the devices behind us */
- pci_write_config_byte(dev, PCI_LATENCY_TIMER, 0xa8);
-}
-DECLARE_PCI_FIXUP_EARLY(PCI_ANY_ID, PCI_ANY_ID, ssb_fixup_pcibridge);
-
-int __init pcibios_map_irq(const struct pci_dev *dev, u8 slot, u8 pin)
-{
- return ssb_mips_irq(extpci_core->dev) + 2;
-}
-
-static u32 get_cfgspace_addr(struct ssb_pcicore *pc,
- unsigned int bus, unsigned int dev,
- unsigned int func, unsigned int off)
-{
- u32 addr = 0;
- u32 tmp;
-
- if (unlikely(pc->cardbusmode && dev > 1))
- goto out;
- if (bus == 0) {
- /* Type 0 transaction */
- if (unlikely(dev >= SSB_PCI_SLOT_MAX))
- goto out;
- /* Slide the window */
- tmp = SSB_PCICORE_SBTOPCI_CFG0;
- tmp |= ((1 << (dev + 16)) & SSB_PCICORE_SBTOPCI1_MASK);
- pcicore_write32(pc, SSB_PCICORE_SBTOPCI1, tmp);
- /* Calculate the address */
- addr = SSB_PCI_CFG;
- addr |= ((1 << (dev + 16)) & ~SSB_PCICORE_SBTOPCI1_MASK);
- addr |= (func << 8);
- addr |= (off & ~3);
- } else {
- /* Type 1 transaction */
- pcicore_write32(pc, SSB_PCICORE_SBTOPCI1,
- SSB_PCICORE_SBTOPCI_CFG1);
- /* Calculate the address */
- addr = SSB_PCI_CFG;
- addr |= (bus << 16);
- addr |= (dev << 11);
- addr |= (func << 8);
- addr |= (off & ~3);
- }
-out:
- return addr;
-}
-
-static int ssb_extpci_read_config(struct ssb_pcicore *pc,
- unsigned int bus, unsigned int dev,
- unsigned int func, unsigned int off,
- void *buf, int len)
-{
- int err = -EINVAL;
- u32 addr, val;
- void __iomem *mmio;
-
- SSB_WARN_ON(!pc->hostmode);
- if (unlikely(len != 1 && len != 2 && len != 4))
- goto out;
- addr = get_cfgspace_addr(pc, bus, dev, func, off);
- if (unlikely(!addr))
- goto out;
- err = -ENOMEM;
- mmio = ioremap_nocache(addr, len);
- if (!mmio)
- goto out;
-
- if (mips_busprobe32(val, mmio)) {
- val = 0xffffffff;
- goto unmap;
- }
-
- val = readl(mmio);
- val >>= (8 * (off & 3));
-
- switch (len) {
- case 1:
- *((u8 *)buf) = (u8)val;
- break;
- case 2:
- *((u16 *)buf) = (u16)val;
- break;
- case 4:
- *((u32 *)buf) = (u32)val;
- break;
- }
- err = 0;
-unmap:
- iounmap(mmio);
-out:
- return err;
-}
-
-static int ssb_extpci_write_config(struct ssb_pcicore *pc,
- unsigned int bus, unsigned int dev,
- unsigned int func, unsigned int off,
- const void *buf, int len)
-{
- int err = -EINVAL;
- u32 addr, val = 0;
- void __iomem *mmio;
-
- SSB_WARN_ON(!pc->hostmode);
- if (unlikely(len != 1 && len != 2 && len != 4))
- goto out;
- addr = get_cfgspace_addr(pc, bus, dev, func, off);
- if (unlikely(!addr))
- goto out;
- err = -ENOMEM;
- mmio = ioremap_nocache(addr, len);
- if (!mmio)
- goto out;
-
- if (mips_busprobe32(val, mmio)) {
- val = 0xffffffff;
- goto unmap;
- }
-
- switch (len) {
- case 1:
- val = readl(mmio);
- val &= ~(0xFF << (8 * (off & 3)));
- val |= *((const u8 *)buf) << (8 * (off & 3));
- break;
- case 2:
- val = readl(mmio);
- val &= ~(0xFFFF << (8 * (off & 3)));
- val |= *((const u16 *)buf) << (8 * (off & 3));
- break;
- case 4:
- val = *((const u32 *)buf);
- break;
- }
- writel(val, mmio);
-
- err = 0;
-unmap:
- iounmap(mmio);
-out:
- return err;
-}
-
-static int ssb_pcicore_read_config(struct pci_bus *bus, unsigned int devfn,
- int reg, int size, u32 *val)
-{
- unsigned long flags;
- int err;
-
- spin_lock_irqsave(&cfgspace_lock, flags);
- err = ssb_extpci_read_config(extpci_core, bus->number, PCI_SLOT(devfn),
- PCI_FUNC(devfn), reg, val, size);
- spin_unlock_irqrestore(&cfgspace_lock, flags);
-
- return err ? PCIBIOS_DEVICE_NOT_FOUND : PCIBIOS_SUCCESSFUL;
-}
-
-static int ssb_pcicore_write_config(struct pci_bus *bus, unsigned int devfn,
- int reg, int size, u32 val)
-{
- unsigned long flags;
- int err;
-
- spin_lock_irqsave(&cfgspace_lock, flags);
- err = ssb_extpci_write_config(extpci_core, bus->number, PCI_SLOT(devfn),
- PCI_FUNC(devfn), reg, &val, size);
- spin_unlock_irqrestore(&cfgspace_lock, flags);
-
- return err ? PCIBIOS_DEVICE_NOT_FOUND : PCIBIOS_SUCCESSFUL;
-}
-
-static struct pci_ops ssb_pcicore_pciops = {
- .read = ssb_pcicore_read_config,
- .write = ssb_pcicore_write_config,
-};
-
-static struct resource ssb_pcicore_mem_resource = {
- .name = "SSB PCIcore external memory",
- .start = SSB_PCI_DMA,
- .end = SSB_PCI_DMA + SSB_PCI_DMA_SZ - 1,
- .flags = IORESOURCE_MEM,
-};
-
-static struct resource ssb_pcicore_io_resource = {
- .name = "SSB PCIcore external I/O",
- .start = 0x100,
- .end = 0x7FF,
- .flags = IORESOURCE_IO,
-};
-
-static struct pci_controller ssb_pcicore_controller = {
- .pci_ops = &ssb_pcicore_pciops,
- .io_resource = &ssb_pcicore_io_resource,
- .mem_resource = &ssb_pcicore_mem_resource,
- .mem_offset = 0x24000000,
-};
-
-static void ssb_pcicore_init_hostmode(struct ssb_pcicore *pc)
-{
- u32 val;
-
- if (WARN_ON(extpci_core))
- return;
- extpci_core = pc;
-
- ssb_dprintk(KERN_INFO PFX "PCIcore in host mode found\n");
- /* Reset devices on the external PCI bus */
- val = SSB_PCICORE_CTL_RST_OE;
- val |= SSB_PCICORE_CTL_CLK_OE;
- pcicore_write32(pc, SSB_PCICORE_CTL, val);
- val |= SSB_PCICORE_CTL_CLK; /* Clock on */
- pcicore_write32(pc, SSB_PCICORE_CTL, val);
- udelay(150); /* Assertion time demanded by the PCI standard */
- val |= SSB_PCICORE_CTL_RST; /* Deassert RST# */
- pcicore_write32(pc, SSB_PCICORE_CTL, val);
- val = SSB_PCICORE_ARBCTL_INTERN;
- pcicore_write32(pc, SSB_PCICORE_ARBCTL, val);
- udelay(1); /* Assertion time demanded by the PCI standard */
-
- /*TODO cardbus mode */
-
- /* 64MB I/O window */
- pcicore_write32(pc, SSB_PCICORE_SBTOPCI0,
- SSB_PCICORE_SBTOPCI_IO);
- /* 64MB config space */
- pcicore_write32(pc, SSB_PCICORE_SBTOPCI1,
- SSB_PCICORE_SBTOPCI_CFG0);
- /* 1GB memory window */
- pcicore_write32(pc, SSB_PCICORE_SBTOPCI2,
- SSB_PCICORE_SBTOPCI_MEM | SSB_PCI_DMA);
-
- /* Enable PCI bridge BAR0 prefetch and burst */
- val = PCI_COMMAND_MASTER | PCI_COMMAND_MEMORY;
- ssb_extpci_write_config(pc, 0, 0, 0, PCI_COMMAND, &val, 2);
- /* Clear error conditions */
- val = 0;
- ssb_extpci_write_config(pc, 0, 0, 0, PCI_STATUS, &val, 2);
-
- /* Enable PCI interrupts */
- pcicore_write32(pc, SSB_PCICORE_IMASK,
- SSB_PCICORE_IMASK_INTA);
-
- /* Ok, ready to run, register it to the system.
- * The following needs change, if we want to port hostmode
- * to non-MIPS platform. */
- set_io_port_base((unsigned long)ioremap_nocache(SSB_PCI_MEM, 0x04000000));
- /* Give some time to the PCI controller to configure itself with the new
- * values. Not waiting at this point causes crashes of the machine. */
- mdelay(10);
- register_pci_controller(&ssb_pcicore_controller);
-}
-
-static int pcicore_is_in_hostmode(struct ssb_pcicore *pc)
-{
- struct ssb_bus *bus = pc->dev->bus;
- u16 chipid_top;
- u32 tmp;
-
- chipid_top = (bus->chip_id & 0xFF00);
- if (chipid_top != 0x4700 &&
- chipid_top != 0x5300)
- return 0;
-
- if (bus->sprom.r1.boardflags_lo & SSB_PCICORE_BFL_NOPCI)
- return 0;
-
- /* The 200-pin BCM4712 package does not bond out PCI. Even when
- * PCI is bonded out, some boards may leave the pins floating. */
- if (bus->chip_id == 0x4712) {
- if (bus->chip_package == SSB_CHIPPACK_BCM4712S)
- return 0;
- if (bus->chip_package == SSB_CHIPPACK_BCM4712M)
- return 0;
- }
- if (bus->chip_id == 0x5350)
- return 0;
-
- return !mips_busprobe32(tmp, (bus->mmio + (pc->dev->core_index * SSB_CORE_SIZE)));
-}
-#endif /* CONFIG_SSB_PCICORE_HOSTMODE */
-
-
-/**************************************************
- * Generic and Clientmode operation code.
- **************************************************/
-
-static void ssb_pcicore_init_clientmode(struct ssb_pcicore *pc)
-{
- /* Disable PCI interrupts. */
- ssb_write32(pc->dev, SSB_INTVEC, 0);
-}
-
-void ssb_pcicore_init(struct ssb_pcicore *pc)
-{
- struct ssb_device *dev = pc->dev;
- struct ssb_bus *bus;
-
- if (!dev)
- return;
- bus = dev->bus;
- if (!ssb_device_is_enabled(dev))
- ssb_device_enable(dev, 0);
-
-#ifdef CONFIG_SSB_PCICORE_HOSTMODE
- pc->hostmode = pcicore_is_in_hostmode(pc);
- if (pc->hostmode)
- ssb_pcicore_init_hostmode(pc);
-#endif /* CONFIG_SSB_PCICORE_HOSTMODE */
- if (!pc->hostmode)
- ssb_pcicore_init_clientmode(pc);
-}
-
-static u32 ssb_pcie_read(struct ssb_pcicore *pc, u32 address)
-{
- pcicore_write32(pc, 0x130, address);
- return pcicore_read32(pc, 0x134);
-}
-
-static void ssb_pcie_write(struct ssb_pcicore *pc, u32 address, u32 data)
-{
- pcicore_write32(pc, 0x130, address);
- pcicore_write32(pc, 0x134, data);
-}
-
-static void ssb_pcie_mdio_write(struct ssb_pcicore *pc, u8 device,
- u8 address, u16 data)
-{
- const u16 mdio_control = 0x128;
- const u16 mdio_data = 0x12C;
- u32 v;
- int i;
-
- v = 0x80; /* Enable Preamble Sequence */
- v |= 0x2; /* MDIO Clock Divisor */
- pcicore_write32(pc, mdio_control, v);
-
- v = (1 << 30); /* Start of Transaction */
- v |= (1 << 28); /* Write Transaction */
- v |= (1 << 17); /* Turnaround */
- v |= (u32)device << 22;
- v |= (u32)address << 18;
- v |= data;
- pcicore_write32(pc, mdio_data, v);
- /* Wait for the device to complete the transaction */
- udelay(10);
- for (i = 0; i < 10; i++) {
- v = pcicore_read32(pc, mdio_control);
- if (v & 0x100 /* Trans complete */)
- break;
- msleep(1);
- }
- pcicore_write32(pc, mdio_control, 0);
-}
-
-static void ssb_broadcast_value(struct ssb_device *dev,
- u32 address, u32 data)
-{
- /* This is used for both, PCI and ChipCommon core, so be careful. */
- BUILD_BUG_ON(SSB_PCICORE_BCAST_ADDR != SSB_CHIPCO_BCAST_ADDR);
- BUILD_BUG_ON(SSB_PCICORE_BCAST_DATA != SSB_CHIPCO_BCAST_DATA);
-
- ssb_write32(dev, SSB_PCICORE_BCAST_ADDR, address);
- ssb_read32(dev, SSB_PCICORE_BCAST_ADDR); /* flush */
- ssb_write32(dev, SSB_PCICORE_BCAST_DATA, data);
- ssb_read32(dev, SSB_PCICORE_BCAST_DATA); /* flush */
-}
-
-static void ssb_commit_settings(struct ssb_bus *bus)
-{
- struct ssb_device *dev;
-
- dev = bus->chipco.dev ? bus->chipco.dev : bus->pcicore.dev;
- if (WARN_ON(!dev))
- return;
- /* This forces an update of the cached registers. */
- ssb_broadcast_value(dev, 0xFD8, 0);
-}
-
-int ssb_pcicore_dev_irqvecs_enable(struct ssb_pcicore *pc,
- struct ssb_device *dev)
-{
- struct ssb_device *pdev = pc->dev;
- struct ssb_bus *bus;
- int err = 0;
- u32 tmp;
-
- might_sleep();
-
- if (!pdev)
- goto out;
- bus = pdev->bus;
-
- /* Enable interrupts for this device. */
- if (bus->host_pci &&
- ((pdev->id.revision >= 6) || (pdev->id.coreid == SSB_DEV_PCIE))) {
- u32 coremask;
-
- /* Calculate the "coremask" for the device. */
- coremask = (1 << dev->core_index);
-
- err = pci_read_config_dword(bus->host_pci, SSB_PCI_IRQMASK, &tmp);
- if (err)
- goto out;
- tmp |= coremask << 8;
- err = pci_write_config_dword(bus->host_pci, SSB_PCI_IRQMASK, tmp);
- if (err)
- goto out;
- } else {
- u32 intvec;
-
- intvec = ssb_read32(pdev, SSB_INTVEC);
- if ((bus->chip_id & 0xFF00) == 0x4400) {
- /* Workaround: On the BCM44XX the BPFLAG routing
- * bit is wrong. Use a hardcoded constant. */
- intvec |= 0x00000002;
- } else {
- tmp = ssb_read32(dev, SSB_TPSFLAG);
- tmp &= SSB_TPSFLAG_BPFLAG;
- intvec |= tmp;
- }
- ssb_write32(pdev, SSB_INTVEC, intvec);
- }
-
- /* Setup PCIcore operation. */
- if (pc->setup_done)
- goto out;
- if (pdev->id.coreid == SSB_DEV_PCI) {
- tmp = pcicore_read32(pc, SSB_PCICORE_SBTOPCI2);
- tmp |= SSB_PCICORE_SBTOPCI_PREF;
- tmp |= SSB_PCICORE_SBTOPCI_BURST;
- pcicore_write32(pc, SSB_PCICORE_SBTOPCI2, tmp);
-
- if (pdev->id.revision < 5) {
- tmp = ssb_read32(pdev, SSB_IMCFGLO);
- tmp &= ~SSB_IMCFGLO_SERTO;
- tmp |= 2;
- tmp &= ~SSB_IMCFGLO_REQTO;
- tmp |= 3 << SSB_IMCFGLO_REQTO_SHIFT;
- ssb_write32(pdev, SSB_IMCFGLO, tmp);
- ssb_commit_settings(bus);
- } else if (pdev->id.revision >= 11) {
- tmp = pcicore_read32(pc, SSB_PCICORE_SBTOPCI2);
- tmp |= SSB_PCICORE_SBTOPCI_MRM;
- pcicore_write32(pc, SSB_PCICORE_SBTOPCI2, tmp);
- }
- } else {
- WARN_ON(pdev->id.coreid != SSB_DEV_PCIE);
- //TODO: Better make defines for all these magic PCIE values.
- if ((pdev->id.revision == 0) || (pdev->id.revision == 1)) {
- /* TLP Workaround register. */
- tmp = ssb_pcie_read(pc, 0x4);
- tmp |= 0x8;
- ssb_pcie_write(pc, 0x4, tmp);
- }
- if (pdev->id.revision == 0) {
- const u8 serdes_rx_device = 0x1F;
-
- ssb_pcie_mdio_write(pc, serdes_rx_device,
- 2 /* Timer */, 0x8128);
- ssb_pcie_mdio_write(pc, serdes_rx_device,
- 6 /* CDR */, 0x0100);
- ssb_pcie_mdio_write(pc, serdes_rx_device,
- 7 /* CDR BW */, 0x1466);
- } else if (pdev->id.revision == 1) {
- /* DLLP Link Control register. */
- tmp = ssb_pcie_read(pc, 0x100);
- tmp |= 0x40;
- ssb_pcie_write(pc, 0x100, tmp);
- }
- }
- pc->setup_done = 1;
-out:
- return err;
-}
-EXPORT_SYMBOL(ssb_pcicore_dev_irqvecs_enable);
+++ /dev/null
-/*
- * Sonics Silicon Backplane
- * Subsystem core
- *
- * Copyright 2005, Broadcom Corporation
- * Copyright 2006, 2007, Michael Buesch <mb@bu3sch.de>
- *
- * Licensed under the GNU/GPL. See COPYING for details.
- */
-
-#include "ssb_private.h"
-
-#include <linux/delay.h>
-#include <linux/io.h>
-#include <linux/ssb/ssb.h>
-#include <linux/ssb/ssb_regs.h>
-#include <linux/dma-mapping.h>
-#include <linux/pci.h>
-
-#include <pcmcia/cs_types.h>
-#include <pcmcia/cs.h>
-#include <pcmcia/cistpl.h>
-#include <pcmcia/ds.h>
-
-
-MODULE_DESCRIPTION("Sonics Silicon Backplane driver");
-MODULE_LICENSE("GPL");
-
-
-/* Temporary list of yet-to-be-attached buses */
-static LIST_HEAD(attach_queue);
-/* List if running buses */
-static LIST_HEAD(buses);
-/* Software ID counter */
-static unsigned int next_busnumber;
-/* buses_mutes locks the two buslists and the next_busnumber.
- * Don't lock this directly, but use ssb_buses_[un]lock() below. */
-static DEFINE_MUTEX(buses_mutex);
-
-/* There are differences in the codeflow, if the bus is
- * initialized from early boot, as various needed services
- * are not available early. This is a mechanism to delay
- * these initializations to after early boot has finished.
- * It's also used to avoid mutex locking, as that's not
- * available and needed early. */
-static bool ssb_is_early_boot = 1;
-
-static void ssb_buses_lock(void);
-static void ssb_buses_unlock(void);
-
-
-#ifdef CONFIG_SSB_PCIHOST
-struct ssb_bus *ssb_pci_dev_to_bus(struct pci_dev *pdev)
-{
- struct ssb_bus *bus;
-
- ssb_buses_lock();
- list_for_each_entry(bus, &buses, list) {
- if (bus->bustype == SSB_BUSTYPE_PCI &&
- bus->host_pci == pdev)
- goto found;
- }
- bus = NULL;
-found:
- ssb_buses_unlock();
-
- return bus;
-}
-#endif /* CONFIG_SSB_PCIHOST */
-
-static struct ssb_device *ssb_device_get(struct ssb_device *dev)
-{
- if (dev)
- get_device(dev->dev);
- return dev;
-}
-
-static void ssb_device_put(struct ssb_device *dev)
-{
- if (dev)
- put_device(dev->dev);
-}
-
-static int ssb_bus_resume(struct ssb_bus *bus)
-{
- int err;
-
- ssb_pci_xtal(bus, SSB_GPIO_XTAL | SSB_GPIO_PLL, 1);
- err = ssb_pcmcia_init(bus);
- if (err) {
- /* No need to disable XTAL, as we don't have one on PCMCIA. */
- return err;
- }
- ssb_chipco_resume(&bus->chipco);
-
- return 0;
-}
-
-static int ssb_device_resume(struct device *dev)
-{
- struct ssb_device *ssb_dev = dev_to_ssb_dev(dev);
- struct ssb_driver *ssb_drv;
- struct ssb_bus *bus;
- int err = 0;
-
- bus = ssb_dev->bus;
- if (bus->suspend_cnt == bus->nr_devices) {
- err = ssb_bus_resume(bus);
- if (err)
- return err;
- }
- bus->suspend_cnt--;
- if (dev->driver) {
- ssb_drv = drv_to_ssb_drv(dev->driver);
- if (ssb_drv && ssb_drv->resume)
- err = ssb_drv->resume(ssb_dev);
- if (err)
- goto out;
- }
-out:
- return err;
-}
-
-static void ssb_bus_suspend(struct ssb_bus *bus, pm_message_t state)
-{
- ssb_chipco_suspend(&bus->chipco, state);
- ssb_pci_xtal(bus, SSB_GPIO_XTAL | SSB_GPIO_PLL, 0);
-
- /* Reset HW state information in memory, so that HW is
- * completely reinitialized on resume. */
- bus->mapped_device = NULL;
-#ifdef CONFIG_SSB_DRIVER_PCICORE
- bus->pcicore.setup_done = 0;
-#endif
-#ifdef CONFIG_SSB_DEBUG
- bus->powered_up = 0;
-#endif
-}
-
-static int ssb_device_suspend(struct device *dev, pm_message_t state)
-{
- struct ssb_device *ssb_dev = dev_to_ssb_dev(dev);
- struct ssb_driver *ssb_drv;
- struct ssb_bus *bus;
- int err = 0;
-
- if (dev->driver) {
- ssb_drv = drv_to_ssb_drv(dev->driver);
- if (ssb_drv && ssb_drv->suspend)
- err = ssb_drv->suspend(ssb_dev, state);
- if (err)
- goto out;
- }
-
- bus = ssb_dev->bus;
- bus->suspend_cnt++;
- if (bus->suspend_cnt == bus->nr_devices) {
- /* All devices suspended. Shutdown the bus. */
- ssb_bus_suspend(bus, state);
- }
-
-out:
- return err;
-}
-
-#ifdef CONFIG_SSB_PCIHOST
-int ssb_devices_freeze(struct ssb_bus *bus)
-{
- struct ssb_device *dev;
- struct ssb_driver *drv;
- int err = 0;
- int i;
- pm_message_t state = PMSG_FREEZE;
-
- /* First check that we are capable to freeze all devices. */
- for (i = 0; i < bus->nr_devices; i++) {
- dev = &(bus->devices[i]);
- if (!dev->dev ||
- !dev->dev->driver ||
- !device_is_registered(dev->dev))
- continue;
- drv = drv_to_ssb_drv(dev->dev->driver);
- if (!drv)
- continue;
- if (!drv->suspend) {
- /* Nope, can't suspend this one. */
- return -EOPNOTSUPP;
- }
- }
- /* Now suspend all devices */
- for (i = 0; i < bus->nr_devices; i++) {
- dev = &(bus->devices[i]);
- if (!dev->dev ||
- !dev->dev->driver ||
- !device_is_registered(dev->dev))
- continue;
- drv = drv_to_ssb_drv(dev->dev->driver);
- if (!drv)
- continue;
- err = drv->suspend(dev, state);
- if (err) {
- ssb_printk(KERN_ERR PFX "Failed to freeze device %s\n",
- dev->dev->bus_id);
- goto err_unwind;
- }
- }
-
- return 0;
-err_unwind:
- for (i--; i >= 0; i--) {
- dev = &(bus->devices[i]);
- if (!dev->dev ||
- !dev->dev->driver ||
- !device_is_registered(dev->dev))
- continue;
- drv = drv_to_ssb_drv(dev->dev->driver);
- if (!drv)
- continue;
- if (drv->resume)
- drv->resume(dev);
- }
- return err;
-}
-
-int ssb_devices_thaw(struct ssb_bus *bus)
-{
- struct ssb_device *dev;
- struct ssb_driver *drv;
- int err;
- int i;
-
- for (i = 0; i < bus->nr_devices; i++) {
- dev = &(bus->devices[i]);
- if (!dev->dev ||
- !dev->dev->driver ||
- !device_is_registered(dev->dev))
- continue;
- drv = drv_to_ssb_drv(dev->dev->driver);
- if (!drv)
- continue;
- if (SSB_WARN_ON(!drv->resume))
- continue;
- err = drv->resume(dev);
- if (err) {
- ssb_printk(KERN_ERR PFX "Failed to thaw device %s\n",
- dev->dev->bus_id);
- }
- }
-
- return 0;
-}
-#endif /* CONFIG_SSB_PCIHOST */
-
-static void ssb_device_shutdown(struct device *dev)
-{
- struct ssb_device *ssb_dev = dev_to_ssb_dev(dev);
- struct ssb_driver *ssb_drv;
-
- if (!dev->driver)
- return;
- ssb_drv = drv_to_ssb_drv(dev->driver);
- if (ssb_drv && ssb_drv->shutdown)
- ssb_drv->shutdown(ssb_dev);
-}
-
-static int ssb_device_remove(struct device *dev)
-{
- struct ssb_device *ssb_dev = dev_to_ssb_dev(dev);
- struct ssb_driver *ssb_drv = drv_to_ssb_drv(dev->driver);
-
- if (ssb_drv && ssb_drv->remove)
- ssb_drv->remove(ssb_dev);
- ssb_device_put(ssb_dev);
-
- return 0;
-}
-
-static int ssb_device_probe(struct device *dev)
-{
- struct ssb_device *ssb_dev = dev_to_ssb_dev(dev);
- struct ssb_driver *ssb_drv = drv_to_ssb_drv(dev->driver);
- int err = 0;
-
- ssb_device_get(ssb_dev);
- if (ssb_drv && ssb_drv->probe)
- err = ssb_drv->probe(ssb_dev, &ssb_dev->id);
- if (err)
- ssb_device_put(ssb_dev);
-
- return err;
-}
-
-static int ssb_match_devid(const struct ssb_device_id *tabid,
- const struct ssb_device_id *devid)
-{
- if ((tabid->vendor != devid->vendor) &&
- tabid->vendor != SSB_ANY_VENDOR)
- return 0;
- if ((tabid->coreid != devid->coreid) &&
- tabid->coreid != SSB_ANY_ID)
- return 0;
- if ((tabid->revision != devid->revision) &&
- tabid->revision != SSB_ANY_REV)
- return 0;
- return 1;
-}
-
-static int ssb_bus_match(struct device *dev, struct device_driver *drv)
-{
- struct ssb_device *ssb_dev = dev_to_ssb_dev(dev);
- struct ssb_driver *ssb_drv = drv_to_ssb_drv(drv);
- const struct ssb_device_id *id;
-
- for (id = ssb_drv->id_table;
- id->vendor || id->coreid || id->revision;
- id++) {
- if (ssb_match_devid(id, &ssb_dev->id))
- return 1; /* found */
- }
-
- return 0;
-}
-
-static int ssb_device_uevent(struct device *dev, struct kobj_uevent_env *env)
-{
- struct ssb_device *ssb_dev = dev_to_ssb_dev(dev);
-
- if (!dev)
- return -ENODEV;
-
- return add_uevent_var(env,
- "MODALIAS=ssb:v%04Xid%04Xrev%02X",
- ssb_dev->id.vendor, ssb_dev->id.coreid,
- ssb_dev->id.revision);
-}
-
-static struct bus_type ssb_bustype = {
- .name = "ssb",
- .match = ssb_bus_match,
- .probe = ssb_device_probe,
- .remove = ssb_device_remove,
- .shutdown = ssb_device_shutdown,
- .suspend = ssb_device_suspend,
- .resume = ssb_device_resume,
- .uevent = ssb_device_uevent,
-};
-
-static void ssb_buses_lock(void)
-{
- /* See the comment at the ssb_is_early_boot definition */
- if (!ssb_is_early_boot)
- mutex_lock(&buses_mutex);
-}
-
-static void ssb_buses_unlock(void)
-{
- /* See the comment at the ssb_is_early_boot definition */
- if (!ssb_is_early_boot)
- mutex_unlock(&buses_mutex);
-}
-
-static void ssb_devices_unregister(struct ssb_bus *bus)
-{
- struct ssb_device *sdev;
- int i;
-
- for (i = bus->nr_devices - 1; i >= 0; i--) {
- sdev = &(bus->devices[i]);
- if (sdev->dev)
- device_unregister(sdev->dev);
- }
-}
-
-void ssb_bus_unregister(struct ssb_bus *bus)
-{
- ssb_buses_lock();
- ssb_devices_unregister(bus);
- list_del(&bus->list);
- ssb_buses_unlock();
-
- /* ssb_pcmcia_exit(bus); */
- ssb_pci_exit(bus);
- ssb_iounmap(bus);
-}
-EXPORT_SYMBOL(ssb_bus_unregister);
-
-static void ssb_release_dev(struct device *dev)
-{
- struct __ssb_dev_wrapper *devwrap;
-
- devwrap = container_of(dev, struct __ssb_dev_wrapper, dev);
- kfree(devwrap);
-}
-
-static int ssb_devices_register(struct ssb_bus *bus)
-{
- struct ssb_device *sdev;
- struct device *dev;
- struct __ssb_dev_wrapper *devwrap;
- int i, err = 0;
- int dev_idx = 0;
-
- for (i = 0; i < bus->nr_devices; i++) {
- sdev = &(bus->devices[i]);
-
- /* We don't register SSB-system devices to the kernel,
- * as the drivers for them are built into SSB. */
- switch (sdev->id.coreid) {
- case SSB_DEV_CHIPCOMMON:
- case SSB_DEV_PCI:
- case SSB_DEV_PCIE:
- case SSB_DEV_PCMCIA:
- case SSB_DEV_MIPS:
- case SSB_DEV_MIPS_3302:
- case SSB_DEV_EXTIF:
- continue;
- }
-
- devwrap = kzalloc(sizeof(*devwrap), GFP_KERNEL);
- if (!devwrap) {
- ssb_printk(KERN_ERR PFX
- "Could not allocate device\n");
- err = -ENOMEM;
- goto error;
- }
- dev = &devwrap->dev;
- devwrap->sdev = sdev;
-
- dev->release = ssb_release_dev;
- dev->bus = &ssb_bustype;
- snprintf(dev->bus_id, sizeof(dev->bus_id),
- "ssb%u:%d", bus->busnumber, dev_idx);
-
- switch (bus->bustype) {
- case SSB_BUSTYPE_PCI:
-#ifdef CONFIG_SSB_PCIHOST
- sdev->irq = bus->host_pci->irq;
- dev->parent = &bus->host_pci->dev;
-#endif
- break;
- case SSB_BUSTYPE_PCMCIA:
-#ifdef CONFIG_SSB_PCMCIAHOST
- sdev->irq = bus->host_pcmcia->irq.AssignedIRQ;
- dev->parent = &bus->host_pcmcia->dev;
-#endif
- break;
- case SSB_BUSTYPE_SSB:
- break;
- }
-
- sdev->dev = dev;
- err = device_register(dev);
- if (err) {
- ssb_printk(KERN_ERR PFX
- "Could not register %s\n",
- dev->bus_id);
- /* Set dev to NULL to not unregister
- * dev on error unwinding. */
- sdev->dev = NULL;
- kfree(devwrap);
- goto error;
- }
- dev_idx++;
- }
-
- return 0;
-error:
- /* Unwind the already registered devices. */
- ssb_devices_unregister(bus);
- return err;
-}
-
-/* Needs ssb_buses_lock() */
-static int ssb_attach_queued_buses(void)
-{
- struct ssb_bus *bus, *n;
- int err = 0;
- int drop_them_all = 0;
-
- list_for_each_entry_safe(bus, n, &attach_queue, list) {
- if (drop_them_all) {
- list_del(&bus->list);
- continue;
- }
- /* Can't init the PCIcore in ssb_bus_register(), as that
- * is too early in boot for embedded systems
- * (no udelay() available). So do it here in attach stage.
- */
- err = ssb_bus_powerup(bus, 0);
- if (err)
- goto error;
- ssb_pcicore_init(&bus->pcicore);
- ssb_bus_may_powerdown(bus);
-
- err = ssb_devices_register(bus);
-error:
- if (err) {
- drop_them_all = 1;
- list_del(&bus->list);
- continue;
- }
- list_move_tail(&bus->list, &buses);
- }
-
- return err;
-}
-
-static u16 ssb_ssb_read16(struct ssb_device *dev, u16 offset)
-{
- struct ssb_bus *bus = dev->bus;
-
- offset += dev->core_index * SSB_CORE_SIZE;
- return readw(bus->mmio + offset);
-}
-
-static u32 ssb_ssb_read32(struct ssb_device *dev, u16 offset)
-{
- struct ssb_bus *bus = dev->bus;
-
- offset += dev->core_index * SSB_CORE_SIZE;
- return readl(bus->mmio + offset);
-}
-
-static void ssb_ssb_write16(struct ssb_device *dev, u16 offset, u16 value)
-{
- struct ssb_bus *bus = dev->bus;
-
- offset += dev->core_index * SSB_CORE_SIZE;
- writew(value, bus->mmio + offset);
-}
-
-static void ssb_ssb_write32(struct ssb_device *dev, u16 offset, u32 value)
-{
- struct ssb_bus *bus = dev->bus;
-
- offset += dev->core_index * SSB_CORE_SIZE;
- writel(value, bus->mmio + offset);
-}
-
-/* Ops for the plain SSB bus without a host-device (no PCI or PCMCIA). */
-static const struct ssb_bus_ops ssb_ssb_ops = {
- .read16 = ssb_ssb_read16,
- .read32 = ssb_ssb_read32,
- .write16 = ssb_ssb_write16,
- .write32 = ssb_ssb_write32,
-};
-
-static int ssb_fetch_invariants(struct ssb_bus *bus,
- ssb_invariants_func_t get_invariants)
-{
- struct ssb_init_invariants iv;
- int err;
-
- memset(&iv, 0, sizeof(iv));
- err = get_invariants(bus, &iv);
- if (err)
- goto out;
- memcpy(&bus->boardinfo, &iv.boardinfo, sizeof(iv.boardinfo));
- memcpy(&bus->sprom, &iv.sprom, sizeof(iv.sprom));
-out:
- return err;
-}
-
-static int ssb_bus_register(struct ssb_bus *bus,
- ssb_invariants_func_t get_invariants,
- unsigned long baseaddr)
-{
- int err;
-
- spin_lock_init(&bus->bar_lock);
- INIT_LIST_HEAD(&bus->list);
-
- /* Powerup the bus */
- err = ssb_pci_xtal(bus, SSB_GPIO_XTAL | SSB_GPIO_PLL, 1);
- if (err)
- goto out;
- ssb_buses_lock();
- bus->busnumber = next_busnumber;
- /* Scan for devices (cores) */
- err = ssb_bus_scan(bus, baseaddr);
- if (err)
- goto err_disable_xtal;
-
- /* Init PCI-host device (if any) */
- err = ssb_pci_init(bus);
- if (err)
- goto err_unmap;
- /* Init PCMCIA-host device (if any) */
- err = ssb_pcmcia_init(bus);
- if (err)
- goto err_pci_exit;
-
- /* Initialize basic system devices (if available) */
- err = ssb_bus_powerup(bus, 0);
- if (err)
- goto err_pcmcia_exit;
- ssb_chipcommon_init(&bus->chipco);
- ssb_mipscore_init(&bus->mipscore);
- err = ssb_fetch_invariants(bus, get_invariants);
- if (err) {
- ssb_bus_may_powerdown(bus);
- goto err_pcmcia_exit;
- }
- ssb_bus_may_powerdown(bus);
-
- /* Queue it for attach.
- * See the comment at the ssb_is_early_boot definition. */
- list_add_tail(&bus->list, &attach_queue);
- if (!ssb_is_early_boot) {
- /* This is not early boot, so we must attach the bus now */
- err = ssb_attach_queued_buses();
- if (err)
- goto err_dequeue;
- }
- next_busnumber++;
- ssb_buses_unlock();
-
-out:
- return err;
-
-err_dequeue:
- list_del(&bus->list);
-err_pcmcia_exit:
-/* ssb_pcmcia_exit(bus); */
-err_pci_exit:
- ssb_pci_exit(bus);
-err_unmap:
- ssb_iounmap(bus);
-err_disable_xtal:
- ssb_buses_unlock();
- ssb_pci_xtal(bus, SSB_GPIO_XTAL | SSB_GPIO_PLL, 0);
- return err;
-}
-
-#ifdef CONFIG_SSB_PCIHOST
-int ssb_bus_pcibus_register(struct ssb_bus *bus,
- struct pci_dev *host_pci)
-{
- int err;
-
- bus->bustype = SSB_BUSTYPE_PCI;
- bus->host_pci = host_pci;
- bus->ops = &ssb_pci_ops;
-
- err = ssb_bus_register(bus, ssb_pci_get_invariants, 0);
- if (!err) {
- ssb_printk(KERN_INFO PFX "Sonics Silicon Backplane found on "
- "PCI device %s\n", host_pci->dev.bus_id);
- }
-
- return err;
-}
-EXPORT_SYMBOL(ssb_bus_pcibus_register);
-#endif /* CONFIG_SSB_PCIHOST */
-
-#ifdef CONFIG_SSB_PCMCIAHOST
-int ssb_bus_pcmciabus_register(struct ssb_bus *bus,
- struct pcmcia_device *pcmcia_dev,
- unsigned long baseaddr)
-{
- int err;
-
- bus->bustype = SSB_BUSTYPE_PCMCIA;
- bus->host_pcmcia = pcmcia_dev;
- bus->ops = &ssb_pcmcia_ops;
-
- err = ssb_bus_register(bus, ssb_pcmcia_get_invariants, baseaddr);
- if (!err) {
- ssb_printk(KERN_INFO PFX "Sonics Silicon Backplane found on "
- "PCMCIA device %s\n", pcmcia_dev->devname);
- }
-
- return err;
-}
-EXPORT_SYMBOL(ssb_bus_pcmciabus_register);
-#endif /* CONFIG_SSB_PCMCIAHOST */
-
-int ssb_bus_ssbbus_register(struct ssb_bus *bus,
- unsigned long baseaddr,
- ssb_invariants_func_t get_invariants)
-{
- int err;
-
- bus->bustype = SSB_BUSTYPE_SSB;
- bus->ops = &ssb_ssb_ops;
-
- err = ssb_bus_register(bus, get_invariants, baseaddr);
- if (!err) {
- ssb_printk(KERN_INFO PFX "Sonics Silicon Backplane found at "
- "address 0x%08lX\n", baseaddr);
- }
-
- return err;
-}
-
-int __ssb_driver_register(struct ssb_driver *drv, struct module *owner)
-{
- drv->drv.name = drv->name;
- drv->drv.bus = &ssb_bustype;
- drv->drv.owner = owner;
-
- return driver_register(&drv->drv);
-}
-EXPORT_SYMBOL(__ssb_driver_register);
-
-void ssb_driver_unregister(struct ssb_driver *drv)
-{
- driver_unregister(&drv->drv);
-}
-EXPORT_SYMBOL(ssb_driver_unregister);
-
-void ssb_set_devtypedata(struct ssb_device *dev, void *data)
-{
- struct ssb_bus *bus = dev->bus;
- struct ssb_device *ent;
- int i;
-
- for (i = 0; i < bus->nr_devices; i++) {
- ent = &(bus->devices[i]);
- if (ent->id.vendor != dev->id.vendor)
- continue;
- if (ent->id.coreid != dev->id.coreid)
- continue;
-
- ent->devtypedata = data;
- }
-}
-EXPORT_SYMBOL(ssb_set_devtypedata);
-
-static u32 clkfactor_f6_resolve(u32 v)
-{
- /* map the magic values */
- switch (v) {
- case SSB_CHIPCO_CLK_F6_2:
- return 2;
- case SSB_CHIPCO_CLK_F6_3:
- return 3;
- case SSB_CHIPCO_CLK_F6_4:
- return 4;
- case SSB_CHIPCO_CLK_F6_5:
- return 5;
- case SSB_CHIPCO_CLK_F6_6:
- return 6;
- case SSB_CHIPCO_CLK_F6_7:
- return 7;
- }
- return 0;
-}
-
-/* Calculate the speed the backplane would run at a given set of clockcontrol values */
-u32 ssb_calc_clock_rate(u32 plltype, u32 n, u32 m)
-{
- u32 n1, n2, clock, m1, m2, m3, mc;
-
- n1 = (n & SSB_CHIPCO_CLK_N1);
- n2 = ((n & SSB_CHIPCO_CLK_N2) >> SSB_CHIPCO_CLK_N2_SHIFT);
-
- switch (plltype) {
- case SSB_PLLTYPE_6: /* 100/200 or 120/240 only */
- if (m & SSB_CHIPCO_CLK_T6_MMASK)
- return SSB_CHIPCO_CLK_T6_M0;
- return SSB_CHIPCO_CLK_T6_M1;
- case SSB_PLLTYPE_1: /* 48Mhz base, 3 dividers */
- case SSB_PLLTYPE_3: /* 25Mhz, 2 dividers */
- case SSB_PLLTYPE_4: /* 48Mhz, 4 dividers */
- case SSB_PLLTYPE_7: /* 25Mhz, 4 dividers */
- n1 = clkfactor_f6_resolve(n1);
- n2 += SSB_CHIPCO_CLK_F5_BIAS;
- break;
- case SSB_PLLTYPE_2: /* 48Mhz, 4 dividers */
- n1 += SSB_CHIPCO_CLK_T2_BIAS;
- n2 += SSB_CHIPCO_CLK_T2_BIAS;
- SSB_WARN_ON(!((n1 >= 2) && (n1 <= 7)));
- SSB_WARN_ON(!((n2 >= 5) && (n2 <= 23)));
- break;
- case SSB_PLLTYPE_5: /* 25Mhz, 4 dividers */
- return 100000000;
- default:
- SSB_WARN_ON(1);
- }
-
- switch (plltype) {
- case SSB_PLLTYPE_3: /* 25Mhz, 2 dividers */
- case SSB_PLLTYPE_7: /* 25Mhz, 4 dividers */
- clock = SSB_CHIPCO_CLK_BASE2 * n1 * n2;
- break;
- default:
- clock = SSB_CHIPCO_CLK_BASE1 * n1 * n2;
- }
- if (!clock)
- return 0;
-
- m1 = (m & SSB_CHIPCO_CLK_M1);
- m2 = ((m & SSB_CHIPCO_CLK_M2) >> SSB_CHIPCO_CLK_M2_SHIFT);
- m3 = ((m & SSB_CHIPCO_CLK_M3) >> SSB_CHIPCO_CLK_M3_SHIFT);
- mc = ((m & SSB_CHIPCO_CLK_MC) >> SSB_CHIPCO_CLK_MC_SHIFT);
-
- switch (plltype) {
- case SSB_PLLTYPE_1: /* 48Mhz base, 3 dividers */
- case SSB_PLLTYPE_3: /* 25Mhz, 2 dividers */
- case SSB_PLLTYPE_4: /* 48Mhz, 4 dividers */
- case SSB_PLLTYPE_7: /* 25Mhz, 4 dividers */
- m1 = clkfactor_f6_resolve(m1);
- if ((plltype == SSB_PLLTYPE_1) ||
- (plltype == SSB_PLLTYPE_3))
- m2 += SSB_CHIPCO_CLK_F5_BIAS;
- else
- m2 = clkfactor_f6_resolve(m2);
- m3 = clkfactor_f6_resolve(m3);
-
- switch (mc) {
- case SSB_CHIPCO_CLK_MC_BYPASS:
- return clock;
- case SSB_CHIPCO_CLK_MC_M1:
- return (clock / m1);
- case SSB_CHIPCO_CLK_MC_M1M2:
- return (clock / (m1 * m2));
- case SSB_CHIPCO_CLK_MC_M1M2M3:
- return (clock / (m1 * m2 * m3));
- case SSB_CHIPCO_CLK_MC_M1M3:
- return (clock / (m1 * m3));
- }
- return 0;
- case SSB_PLLTYPE_2:
- m1 += SSB_CHIPCO_CLK_T2_BIAS;
- m2 += SSB_CHIPCO_CLK_T2M2_BIAS;
- m3 += SSB_CHIPCO_CLK_T2_BIAS;
- SSB_WARN_ON(!((m1 >= 2) && (m1 <= 7)));
- SSB_WARN_ON(!((m2 >= 3) && (m2 <= 10)));
- SSB_WARN_ON(!((m3 >= 2) && (m3 <= 7)));
-
- if (!(mc & SSB_CHIPCO_CLK_T2MC_M1BYP))
- clock /= m1;
- if (!(mc & SSB_CHIPCO_CLK_T2MC_M2BYP))
- clock /= m2;
- if (!(mc & SSB_CHIPCO_CLK_T2MC_M3BYP))
- clock /= m3;
- return clock;
- default:
- SSB_WARN_ON(1);
- }
- return 0;
-}
-
-/* Get the current speed the backplane is running at */
-u32 ssb_clockspeed(struct ssb_bus *bus)
-{
- u32 rate;
- u32 plltype;
- u32 clkctl_n, clkctl_m;
-
- if (ssb_extif_available(&bus->extif))
- ssb_extif_get_clockcontrol(&bus->extif, &plltype,
- &clkctl_n, &clkctl_m);
- else if (bus->chipco.dev)
- ssb_chipco_get_clockcontrol(&bus->chipco, &plltype,
- &clkctl_n, &clkctl_m);
- else
- return 0;
-
- if (bus->chip_id == 0x5365) {
- rate = 100000000;
- } else {
- rate = ssb_calc_clock_rate(plltype, clkctl_n, clkctl_m);
- if (plltype == SSB_PLLTYPE_3) /* 25Mhz, 2 dividers */
- rate /= 2;
- }
-
- return rate;
-}
-EXPORT_SYMBOL(ssb_clockspeed);
-
-static u32 ssb_tmslow_reject_bitmask(struct ssb_device *dev)
-{
- u32 rev = ssb_read32(dev, SSB_IDLOW) & SSB_IDLOW_SSBREV;
-
- /* The REJECT bit changed position in TMSLOW between
- * Backplane revisions. */
- switch (rev) {
- case SSB_IDLOW_SSBREV_22:
- return SSB_TMSLOW_REJECT_22;
- case SSB_IDLOW_SSBREV_23:
- return SSB_TMSLOW_REJECT_23;
- case SSB_IDLOW_SSBREV_24: /* TODO - find the proper REJECT bits */
- case SSB_IDLOW_SSBREV_25: /* same here */
- case SSB_IDLOW_SSBREV_26: /* same here */
- case SSB_IDLOW_SSBREV_27: /* same here */
- return SSB_TMSLOW_REJECT_23; /* this is a guess */
- default:
- printk(KERN_INFO "ssb: Backplane Revision 0x%.8X\n", rev);
- WARN_ON(1);
- }
- return (SSB_TMSLOW_REJECT_22 | SSB_TMSLOW_REJECT_23);
-}
-
-int ssb_device_is_enabled(struct ssb_device *dev)
-{
- u32 val;
- u32 reject;
-
- reject = ssb_tmslow_reject_bitmask(dev);
- val = ssb_read32(dev, SSB_TMSLOW);
- val &= SSB_TMSLOW_CLOCK | SSB_TMSLOW_RESET | reject;
-
- return (val == SSB_TMSLOW_CLOCK);
-}
-EXPORT_SYMBOL(ssb_device_is_enabled);
-
-static void ssb_flush_tmslow(struct ssb_device *dev)
-{
- /* Make _really_ sure the device has finished the TMSLOW
- * register write transaction, as we risk running into
- * a machine check exception otherwise.
- * Do this by reading the register back to commit the
- * PCI write and delay an additional usec for the device
- * to react to the change. */
- ssb_read32(dev, SSB_TMSLOW);
- udelay(1);
-}
-
-void ssb_device_enable(struct ssb_device *dev, u32 core_specific_flags)
-{
- u32 val;
-
- ssb_device_disable(dev, core_specific_flags);
- ssb_write32(dev, SSB_TMSLOW,
- SSB_TMSLOW_RESET | SSB_TMSLOW_CLOCK |
- SSB_TMSLOW_FGC | core_specific_flags);
- ssb_flush_tmslow(dev);
-
- /* Clear SERR if set. This is a hw bug workaround. */
- if (ssb_read32(dev, SSB_TMSHIGH) & SSB_TMSHIGH_SERR)
- ssb_write32(dev, SSB_TMSHIGH, 0);
-
- val = ssb_read32(dev, SSB_IMSTATE);
- if (val & (SSB_IMSTATE_IBE | SSB_IMSTATE_TO)) {
- val &= ~(SSB_IMSTATE_IBE | SSB_IMSTATE_TO);
- ssb_write32(dev, SSB_IMSTATE, val);
- }
-
- ssb_write32(dev, SSB_TMSLOW,
- SSB_TMSLOW_CLOCK | SSB_TMSLOW_FGC |
- core_specific_flags);
- ssb_flush_tmslow(dev);
-
- ssb_write32(dev, SSB_TMSLOW, SSB_TMSLOW_CLOCK |
- core_specific_flags);
- ssb_flush_tmslow(dev);
-}
-EXPORT_SYMBOL(ssb_device_enable);
-
-/* Wait for a bit in a register to get set or unset.
- * timeout is in units of ten-microseconds */
-static int ssb_wait_bit(struct ssb_device *dev, u16 reg, u32 bitmask,
- int timeout, int set)
-{
- int i;
- u32 val;
-
- for (i = 0; i < timeout; i++) {
- val = ssb_read32(dev, reg);
- if (set) {
- if (val & bitmask)
- return 0;
- } else {
- if (!(val & bitmask))
- return 0;
- }
- udelay(10);
- }
- printk(KERN_ERR PFX "Timeout waiting for bitmask %08X on "
- "register %04X to %s.\n",
- bitmask, reg, (set ? "set" : "clear"));
-
- return -ETIMEDOUT;
-}
-
-void ssb_device_disable(struct ssb_device *dev, u32 core_specific_flags)
-{
- u32 reject;
-
- if (ssb_read32(dev, SSB_TMSLOW) & SSB_TMSLOW_RESET)
- return;
-
- reject = ssb_tmslow_reject_bitmask(dev);
- ssb_write32(dev, SSB_TMSLOW, reject | SSB_TMSLOW_CLOCK);
- ssb_wait_bit(dev, SSB_TMSLOW, reject, 1000, 1);
- ssb_wait_bit(dev, SSB_TMSHIGH, SSB_TMSHIGH_BUSY, 1000, 0);
- ssb_write32(dev, SSB_TMSLOW,
- SSB_TMSLOW_FGC | SSB_TMSLOW_CLOCK |
- reject | SSB_TMSLOW_RESET |
- core_specific_flags);
- ssb_flush_tmslow(dev);
-
- ssb_write32(dev, SSB_TMSLOW,
- reject | SSB_TMSLOW_RESET |
- core_specific_flags);
- ssb_flush_tmslow(dev);
-}
-EXPORT_SYMBOL(ssb_device_disable);
-
-u32 ssb_dma_translation(struct ssb_device *dev)
-{
- switch (dev->bus->bustype) {
- case SSB_BUSTYPE_SSB:
- return 0;
- case SSB_BUSTYPE_PCI:
- case SSB_BUSTYPE_PCMCIA:
- return SSB_PCI_DMA;
- }
- return 0;
-}
-EXPORT_SYMBOL(ssb_dma_translation);
-
-int ssb_dma_set_mask(struct ssb_device *ssb_dev, u64 mask)
-{
- struct device *dev = ssb_dev->dev;
-
-#ifdef CONFIG_SSB_PCIHOST
- if (ssb_dev->bus->bustype == SSB_BUSTYPE_PCI &&
- !dma_supported(dev, mask))
- return -EIO;
-#endif
- dev->coherent_dma_mask = mask;
- dev->dma_mask = &dev->coherent_dma_mask;
-
- return 0;
-}
-EXPORT_SYMBOL(ssb_dma_set_mask);
-
-int ssb_bus_may_powerdown(struct ssb_bus *bus)
-{
- struct ssb_chipcommon *cc;
- int err = 0;
-
- /* On buses where more than one core may be working
- * at a time, we must not powerdown stuff if there are
- * still cores that may want to run. */
- if (bus->bustype == SSB_BUSTYPE_SSB)
- goto out;
-
- cc = &bus->chipco;
- ssb_chipco_set_clockmode(cc, SSB_CLKMODE_SLOW);
- err = ssb_pci_xtal(bus, SSB_GPIO_XTAL | SSB_GPIO_PLL, 0);
- if (err)
- goto error;
-out:
-#ifdef CONFIG_SSB_DEBUG
- bus->powered_up = 0;
-#endif
- return err;
-error:
- ssb_printk(KERN_ERR PFX "Bus powerdown failed\n");
- goto out;
-}
-EXPORT_SYMBOL(ssb_bus_may_powerdown);
-
-int ssb_bus_powerup(struct ssb_bus *bus, bool dynamic_pctl)
-{
- struct ssb_chipcommon *cc;
- int err;
- enum ssb_clkmode mode;
-
- err = ssb_pci_xtal(bus, SSB_GPIO_XTAL | SSB_GPIO_PLL, 1);
- if (err)
- goto error;
- cc = &bus->chipco;
- mode = dynamic_pctl ? SSB_CLKMODE_DYNAMIC : SSB_CLKMODE_FAST;
- ssb_chipco_set_clockmode(cc, mode);
-
-#ifdef CONFIG_SSB_DEBUG
- bus->powered_up = 1;
-#endif
- return 0;
-error:
- ssb_printk(KERN_ERR PFX "Bus powerup failed\n");
- return err;
-}
-EXPORT_SYMBOL(ssb_bus_powerup);
-
-u32 ssb_admatch_base(u32 adm)
-{
- u32 base = 0;
-
- switch (adm & SSB_ADM_TYPE) {
- case SSB_ADM_TYPE0:
- base = (adm & SSB_ADM_BASE0);
- break;
- case SSB_ADM_TYPE1:
- SSB_WARN_ON(adm & SSB_ADM_NEG); /* unsupported */
- base = (adm & SSB_ADM_BASE1);
- break;
- case SSB_ADM_TYPE2:
- SSB_WARN_ON(adm & SSB_ADM_NEG); /* unsupported */
- base = (adm & SSB_ADM_BASE2);
- break;
- default:
- SSB_WARN_ON(1);
- }
-
- return base;
-}
-EXPORT_SYMBOL(ssb_admatch_base);
-
-u32 ssb_admatch_size(u32 adm)
-{
- u32 size = 0;
-
- switch (adm & SSB_ADM_TYPE) {
- case SSB_ADM_TYPE0:
- size = ((adm & SSB_ADM_SZ0) >> SSB_ADM_SZ0_SHIFT);
- break;
- case SSB_ADM_TYPE1:
- SSB_WARN_ON(adm & SSB_ADM_NEG); /* unsupported */
- size = ((adm & SSB_ADM_SZ1) >> SSB_ADM_SZ1_SHIFT);
- break;
- case SSB_ADM_TYPE2:
- SSB_WARN_ON(adm & SSB_ADM_NEG); /* unsupported */
- size = ((adm & SSB_ADM_SZ2) >> SSB_ADM_SZ2_SHIFT);
- break;
- default:
- SSB_WARN_ON(1);
- }
- size = (1 << (size + 1));
-
- return size;
-}
-EXPORT_SYMBOL(ssb_admatch_size);
-
-static int __init ssb_modinit(void)
-{
- int err;
-
- /* See the comment at the ssb_is_early_boot definition */
- ssb_is_early_boot = 0;
- err = bus_register(&ssb_bustype);
- if (err)
- return err;
-
- /* Maybe we already registered some buses at early boot.
- * Check for this and attach them
- */
- ssb_buses_lock();
- err = ssb_attach_queued_buses();
- ssb_buses_unlock();
- if (err)
- bus_unregister(&ssb_bustype);
-
- err = b43_pci_ssb_bridge_init();
- if (err) {
- ssb_printk(KERN_ERR "Broadcom 43xx PCI-SSB-bridge "
- "initialization failed");
- /* don't fail SSB init because of this */
- err = 0;
- }
-
- return err;
-}
-/* ssb must be initialized after PCI but before the ssb drivers.
- * That means we must use some initcall between subsys_initcall
- * and device_initcall. */
-fs_initcall(ssb_modinit);
-
-static void __exit ssb_modexit(void)
-{
- b43_pci_ssb_bridge_exit();
- bus_unregister(&ssb_bustype);
-}
-module_exit(ssb_modexit)
+++ /dev/null
-/*
- * Sonics Silicon Backplane PCI-Hostbus related functions.
- *
- * Copyright (C) 2005-2006 Michael Buesch <mb@bu3sch.de>
- * Copyright (C) 2005 Martin Langer <martin-langer@gmx.de>
- * Copyright (C) 2005 Stefano Brivio <st3@riseup.net>
- * Copyright (C) 2005 Danny van Dyk <kugelfang@gentoo.org>
- * Copyright (C) 2005 Andreas Jaggi <andreas.jaggi@waterwave.ch>
- *
- * Derived from the Broadcom 4400 device driver.
- * Copyright (C) 2002 David S. Miller (davem@redhat.com)
- * Fixed by Pekka Pietikainen (pp@ee.oulu.fi)
- * Copyright (C) 2006 Broadcom Corporation.
- *
- * Licensed under the GNU/GPL. See COPYING for details.
- */
-
-#include <linux/ssb/ssb.h>
-#include <linux/ssb/ssb_regs.h>
-#include <linux/pci.h>
-#include <linux/delay.h>
-
-#include "ssb_private.h"
-
-
-/* Define the following to 1 to enable a printk on each coreswitch. */
-#define SSB_VERBOSE_PCICORESWITCH_DEBUG 0
-
-
-/* Lowlevel coreswitching */
-int ssb_pci_switch_coreidx(struct ssb_bus *bus, u8 coreidx)
-{
- int err;
- int attempts = 0;
- u32 cur_core;
-
- while (1) {
- err = pci_write_config_dword(bus->host_pci, SSB_BAR0_WIN,
- (coreidx * SSB_CORE_SIZE)
- + SSB_ENUM_BASE);
- if (err)
- goto error;
- err = pci_read_config_dword(bus->host_pci, SSB_BAR0_WIN,
- &cur_core);
- if (err)
- goto error;
- cur_core = (cur_core - SSB_ENUM_BASE)
- / SSB_CORE_SIZE;
- if (cur_core == coreidx)
- break;
-
- if (attempts++ > SSB_BAR0_MAX_RETRIES)
- goto error;
- udelay(10);
- }
- return 0;
-error:
- ssb_printk(KERN_ERR PFX "Failed to switch to core %u\n", coreidx);
- return -ENODEV;
-}
-
-int ssb_pci_switch_core(struct ssb_bus *bus,
- struct ssb_device *dev)
-{
- int err;
- unsigned long flags;
-
-#if SSB_VERBOSE_PCICORESWITCH_DEBUG
- ssb_printk(KERN_INFO PFX
- "Switching to %s core, index %d\n",
- ssb_core_name(dev->id.coreid),
- dev->core_index);
-#endif
-
- spin_lock_irqsave(&bus->bar_lock, flags);
- err = ssb_pci_switch_coreidx(bus, dev->core_index);
- if (!err)
- bus->mapped_device = dev;
- spin_unlock_irqrestore(&bus->bar_lock, flags);
-
- return err;
-}
-
-/* Enable/disable the on board crystal oscillator and/or PLL. */
-int ssb_pci_xtal(struct ssb_bus *bus, u32 what, int turn_on)
-{
- int err;
- u32 in, out, outenable;
- u16 pci_status;
-
- if (bus->bustype != SSB_BUSTYPE_PCI)
- return 0;
-
- err = pci_read_config_dword(bus->host_pci, SSB_GPIO_IN, &in);
- if (err)
- goto err_pci;
- err = pci_read_config_dword(bus->host_pci, SSB_GPIO_OUT, &out);
- if (err)
- goto err_pci;
- err = pci_read_config_dword(bus->host_pci, SSB_GPIO_OUT_ENABLE, &outenable);
- if (err)
- goto err_pci;
-
- outenable |= what;
-
- if (turn_on) {
- /* Avoid glitching the clock if GPRS is already using it.
- * We can't actually read the state of the PLLPD so we infer it
- * by the value of XTAL_PU which *is* readable via gpioin.
- */
- if (!(in & SSB_GPIO_XTAL)) {
- if (what & SSB_GPIO_XTAL) {
- /* Turn the crystal on */
- out |= SSB_GPIO_XTAL;
- if (what & SSB_GPIO_PLL)
- out |= SSB_GPIO_PLL;
- err = pci_write_config_dword(bus->host_pci, SSB_GPIO_OUT, out);
- if (err)
- goto err_pci;
- err = pci_write_config_dword(bus->host_pci, SSB_GPIO_OUT_ENABLE,
- outenable);
- if (err)
- goto err_pci;
- msleep(1);
- }
- if (what & SSB_GPIO_PLL) {
- /* Turn the PLL on */
- out &= ~SSB_GPIO_PLL;
- err = pci_write_config_dword(bus->host_pci, SSB_GPIO_OUT, out);
- if (err)
- goto err_pci;
- msleep(5);
- }
- }
-
- err = pci_read_config_word(bus->host_pci, PCI_STATUS, &pci_status);
- if (err)
- goto err_pci;
- pci_status &= ~PCI_STATUS_SIG_TARGET_ABORT;
- err = pci_write_config_word(bus->host_pci, PCI_STATUS, pci_status);
- if (err)
- goto err_pci;
- } else {
- if (what & SSB_GPIO_XTAL) {
- /* Turn the crystal off */
- out &= ~SSB_GPIO_XTAL;
- }
- if (what & SSB_GPIO_PLL) {
- /* Turn the PLL off */
- out |= SSB_GPIO_PLL;
- }
- err = pci_write_config_dword(bus->host_pci, SSB_GPIO_OUT, out);
- if (err)
- goto err_pci;
- err = pci_write_config_dword(bus->host_pci, SSB_GPIO_OUT_ENABLE, outenable);
- if (err)
- goto err_pci;
- }
-
-out:
- return err;
-
-err_pci:
- printk(KERN_ERR PFX "Error: ssb_pci_xtal() could not access PCI config space!\n");
- err = -EBUSY;
- goto out;
-}
-
-/* Get the word-offset for a SSB_SPROM_XXX define. */
-#define SPOFF(offset) (((offset) - SSB_SPROM_BASE) / sizeof(u16))
-/* Helper to extract some _offset, which is one of the SSB_SPROM_XXX defines. */
-#define SPEX(_outvar, _offset, _mask, _shift) \
- out->_outvar = ((in[SPOFF(_offset)] & (_mask)) >> (_shift))
-
-static inline u8 ssb_crc8(u8 crc, u8 data)
-{
- /* Polynomial: x^8 + x^7 + x^6 + x^4 + x^2 + 1 */
- static const u8 t[] = {
- 0x00, 0xF7, 0xB9, 0x4E, 0x25, 0xD2, 0x9C, 0x6B,
- 0x4A, 0xBD, 0xF3, 0x04, 0x6F, 0x98, 0xD6, 0x21,
- 0x94, 0x63, 0x2D, 0xDA, 0xB1, 0x46, 0x08, 0xFF,
- 0xDE, 0x29, 0x67, 0x90, 0xFB, 0x0C, 0x42, 0xB5,
- 0x7F, 0x88, 0xC6, 0x31, 0x5A, 0xAD, 0xE3, 0x14,
- 0x35, 0xC2, 0x8C, 0x7B, 0x10, 0xE7, 0xA9, 0x5E,
- 0xEB, 0x1C, 0x52, 0xA5, 0xCE, 0x39, 0x77, 0x80,
- 0xA1, 0x56, 0x18, 0xEF, 0x84, 0x73, 0x3D, 0xCA,
- 0xFE, 0x09, 0x47, 0xB0, 0xDB, 0x2C, 0x62, 0x95,
- 0xB4, 0x43, 0x0D, 0xFA, 0x91, 0x66, 0x28, 0xDF,
- 0x6A, 0x9D, 0xD3, 0x24, 0x4F, 0xB8, 0xF6, 0x01,
- 0x20, 0xD7, 0x99, 0x6E, 0x05, 0xF2, 0xBC, 0x4B,
- 0x81, 0x76, 0x38, 0xCF, 0xA4, 0x53, 0x1D, 0xEA,
- 0xCB, 0x3C, 0x72, 0x85, 0xEE, 0x19, 0x57, 0xA0,
- 0x15, 0xE2, 0xAC, 0x5B, 0x30, 0xC7, 0x89, 0x7E,
- 0x5F, 0xA8, 0xE6, 0x11, 0x7A, 0x8D, 0xC3, 0x34,
- 0xAB, 0x5C, 0x12, 0xE5, 0x8E, 0x79, 0x37, 0xC0,
- 0xE1, 0x16, 0x58, 0xAF, 0xC4, 0x33, 0x7D, 0x8A,
- 0x3F, 0xC8, 0x86, 0x71, 0x1A, 0xED, 0xA3, 0x54,
- 0x75, 0x82, 0xCC, 0x3B, 0x50, 0xA7, 0xE9, 0x1E,
- 0xD4, 0x23, 0x6D, 0x9A, 0xF1, 0x06, 0x48, 0xBF,
- 0x9E, 0x69, 0x27, 0xD0, 0xBB, 0x4C, 0x02, 0xF5,
- 0x40, 0xB7, 0xF9, 0x0E, 0x65, 0x92, 0xDC, 0x2B,
- 0x0A, 0xFD, 0xB3, 0x44, 0x2F, 0xD8, 0x96, 0x61,
- 0x55, 0xA2, 0xEC, 0x1B, 0x70, 0x87, 0xC9, 0x3E,
- 0x1F, 0xE8, 0xA6, 0x51, 0x3A, 0xCD, 0x83, 0x74,
- 0xC1, 0x36, 0x78, 0x8F, 0xE4, 0x13, 0x5D, 0xAA,
- 0x8B, 0x7C, 0x32, 0xC5, 0xAE, 0x59, 0x17, 0xE0,
- 0x2A, 0xDD, 0x93, 0x64, 0x0F, 0xF8, 0xB6, 0x41,
- 0x60, 0x97, 0xD9, 0x2E, 0x45, 0xB2, 0xFC, 0x0B,
- 0xBE, 0x49, 0x07, 0xF0, 0x9B, 0x6C, 0x22, 0xD5,
- 0xF4, 0x03, 0x4D, 0xBA, 0xD1, 0x26, 0x68, 0x9F,
- };
- return t[crc ^ data];
-}
-
-static u8 ssb_sprom_crc(const u16 *sprom, u16 size)
-{
- int word;
- u8 crc = 0xFF;
-
- for (word = 0; word < size - 1; word++) {
- crc = ssb_crc8(crc, sprom[word] & 0x00FF);
- crc = ssb_crc8(crc, (sprom[word] & 0xFF00) >> 8);
- }
- crc = ssb_crc8(crc, sprom[size - 1] & 0x00FF);
- crc ^= 0xFF;
-
- return crc;
-}
-
-static int sprom_check_crc(const u16 *sprom, u16 size)
-{
- u8 crc;
- u8 expected_crc;
- u16 tmp;
-
- crc = ssb_sprom_crc(sprom, size);
- tmp = sprom[size - 1] & SSB_SPROM_REVISION_CRC;
- expected_crc = tmp >> SSB_SPROM_REVISION_CRC_SHIFT;
- if (crc != expected_crc)
- return -EPROTO;
-
- return 0;
-}
-
-static void sprom_do_read(struct ssb_bus *bus, u16 *sprom)
-{
- int i;
-
- for (i = 0; i < bus->sprom_size; i++)
- sprom[i] = ioread16(bus->mmio + SSB_SPROM_BASE + (i * 2));
-}
-
-static int sprom_do_write(struct ssb_bus *bus, const u16 *sprom)
-{
- struct pci_dev *pdev = bus->host_pci;
- int i, err;
- u32 spromctl;
- u16 size = bus->sprom_size;
-
- ssb_printk(KERN_NOTICE PFX "Writing SPROM. Do NOT turn off the power! Please stand by...\n");
- err = pci_read_config_dword(pdev, SSB_SPROMCTL, &spromctl);
- if (err)
- goto err_ctlreg;
- spromctl |= SSB_SPROMCTL_WE;
- err = pci_write_config_dword(pdev, SSB_SPROMCTL, spromctl);
- if (err)
- goto err_ctlreg;
- ssb_printk(KERN_NOTICE PFX "[ 0%%");
- msleep(500);
- for (i = 0; i < size; i++) {
- if (i == size / 4)
- ssb_printk("25%%");
- else if (i == size / 2)
- ssb_printk("50%%");
- else if (i == (size * 3) / 4)
- ssb_printk("75%%");
- else if (i % 2)
- ssb_printk(".");
- writew(sprom[i], bus->mmio + SSB_SPROM_BASE + (i * 2));
- mmiowb();
- msleep(20);
- }
- err = pci_read_config_dword(pdev, SSB_SPROMCTL, &spromctl);
- if (err)
- goto err_ctlreg;
- spromctl &= ~SSB_SPROMCTL_WE;
- err = pci_write_config_dword(pdev, SSB_SPROMCTL, spromctl);
- if (err)
- goto err_ctlreg;
- msleep(500);
- ssb_printk("100%% ]\n");
- ssb_printk(KERN_NOTICE PFX "SPROM written.\n");
-
- return 0;
-err_ctlreg:
- ssb_printk(KERN_ERR PFX "Could not access SPROM control register.\n");
- return err;
-}
-
-static s8 r123_extract_antgain(u8 sprom_revision, const u16 *in,
- u16 mask, u16 shift)
-{
- u16 v;
- u8 gain;
-
- v = in[SPOFF(SSB_SPROM1_AGAIN)];
- gain = (v & mask) >> shift;
- if (gain == 0xFF)
- gain = 2; /* If unset use 2dBm */
- if (sprom_revision == 1) {
- /* Convert to Q5.2 */
- gain <<= 2;
- } else {
- /* Q5.2 Fractional part is stored in 0xC0 */
- gain = ((gain & 0xC0) >> 6) | ((gain & 0x3F) << 2);
- }
-
- return (s8)gain;
-}
-
-static void sprom_extract_r123(struct ssb_sprom *out, const u16 *in)
-{
- int i;
- u16 v;
- s8 gain;
- u16 loc[3];
-
- if (out->revision == 3) { /* rev 3 moved MAC */
- loc[0] = SSB_SPROM3_IL0MAC;
- loc[1] = SSB_SPROM3_ET0MAC;
- loc[2] = SSB_SPROM3_ET1MAC;
- } else {
- loc[0] = SSB_SPROM1_IL0MAC;
- loc[1] = SSB_SPROM1_ET0MAC;
- loc[2] = SSB_SPROM1_ET1MAC;
- }
- for (i = 0; i < 3; i++) {
- v = in[SPOFF(loc[0]) + i];
- *(((__be16 *)out->il0mac) + i) = cpu_to_be16(v);
- }
- for (i = 0; i < 3; i++) {
- v = in[SPOFF(loc[1]) + i];
- *(((__be16 *)out->et0mac) + i) = cpu_to_be16(v);
- }
- for (i = 0; i < 3; i++) {
- v = in[SPOFF(loc[2]) + i];
- *(((__be16 *)out->et1mac) + i) = cpu_to_be16(v);
- }
- SPEX(et0phyaddr, SSB_SPROM1_ETHPHY, SSB_SPROM1_ETHPHY_ET0A, 0);
- SPEX(et1phyaddr, SSB_SPROM1_ETHPHY, SSB_SPROM1_ETHPHY_ET1A,
- SSB_SPROM1_ETHPHY_ET1A_SHIFT);
- SPEX(et0mdcport, SSB_SPROM1_ETHPHY, SSB_SPROM1_ETHPHY_ET0M, 14);
- SPEX(et1mdcport, SSB_SPROM1_ETHPHY, SSB_SPROM1_ETHPHY_ET1M, 15);
- SPEX(board_rev, SSB_SPROM1_BINF, SSB_SPROM1_BINF_BREV, 0);
- SPEX(country_code, SSB_SPROM1_BINF, SSB_SPROM1_BINF_CCODE,
- SSB_SPROM1_BINF_CCODE_SHIFT);
- SPEX(ant_available_a, SSB_SPROM1_BINF, SSB_SPROM1_BINF_ANTA,
- SSB_SPROM1_BINF_ANTA_SHIFT);
- SPEX(ant_available_bg, SSB_SPROM1_BINF, SSB_SPROM1_BINF_ANTBG,
- SSB_SPROM1_BINF_ANTBG_SHIFT);
- SPEX(pa0b0, SSB_SPROM1_PA0B0, 0xFFFF, 0);
- SPEX(pa0b1, SSB_SPROM1_PA0B1, 0xFFFF, 0);
- SPEX(pa0b2, SSB_SPROM1_PA0B2, 0xFFFF, 0);
- SPEX(pa1b0, SSB_SPROM1_PA1B0, 0xFFFF, 0);
- SPEX(pa1b1, SSB_SPROM1_PA1B1, 0xFFFF, 0);
- SPEX(pa1b2, SSB_SPROM1_PA1B2, 0xFFFF, 0);
- SPEX(gpio0, SSB_SPROM1_GPIOA, SSB_SPROM1_GPIOA_P0, 0);
- SPEX(gpio1, SSB_SPROM1_GPIOA, SSB_SPROM1_GPIOA_P1,
- SSB_SPROM1_GPIOA_P1_SHIFT);
- SPEX(gpio2, SSB_SPROM1_GPIOB, SSB_SPROM1_GPIOB_P2, 0);
- SPEX(gpio3, SSB_SPROM1_GPIOB, SSB_SPROM1_GPIOB_P3,
- SSB_SPROM1_GPIOB_P3_SHIFT);
- SPEX(maxpwr_a, SSB_SPROM1_MAXPWR, SSB_SPROM1_MAXPWR_A,
- SSB_SPROM1_MAXPWR_A_SHIFT);
- SPEX(maxpwr_bg, SSB_SPROM1_MAXPWR, SSB_SPROM1_MAXPWR_BG, 0);
- SPEX(itssi_a, SSB_SPROM1_ITSSI, SSB_SPROM1_ITSSI_A,
- SSB_SPROM1_ITSSI_A_SHIFT);
- SPEX(itssi_bg, SSB_SPROM1_ITSSI, SSB_SPROM1_ITSSI_BG, 0);
- SPEX(boardflags_lo, SSB_SPROM1_BFLLO, 0xFFFF, 0);
- if (out->revision >= 2)
- SPEX(boardflags_hi, SSB_SPROM2_BFLHI, 0xFFFF, 0);
-
- /* Extract the antenna gain values. */
- gain = r123_extract_antgain(out->revision, in,
- SSB_SPROM1_AGAIN_BG,
- SSB_SPROM1_AGAIN_BG_SHIFT);
- out->antenna_gain.ghz24.a0 = gain;
- out->antenna_gain.ghz24.a1 = gain;
- out->antenna_gain.ghz24.a2 = gain;
- out->antenna_gain.ghz24.a3 = gain;
- gain = r123_extract_antgain(out->revision, in,
- SSB_SPROM1_AGAIN_A,
- SSB_SPROM1_AGAIN_A_SHIFT);
- out->antenna_gain.ghz5.a0 = gain;
- out->antenna_gain.ghz5.a1 = gain;
- out->antenna_gain.ghz5.a2 = gain;
- out->antenna_gain.ghz5.a3 = gain;
-}
-
-static void sprom_extract_r4(struct ssb_sprom *out, const u16 *in)
-{
- int i;
- u16 v;
-
- /* extract the equivalent of the r1 variables */
- for (i = 0; i < 3; i++) {
- v = in[SPOFF(SSB_SPROM4_IL0MAC) + i];
- *(((__be16 *)out->il0mac) + i) = cpu_to_be16(v);
- }
- for (i = 0; i < 3; i++) {
- v = in[SPOFF(SSB_SPROM4_ET0MAC) + i];
- *(((__be16 *)out->et0mac) + i) = cpu_to_be16(v);
- }
- for (i = 0; i < 3; i++) {
- v = in[SPOFF(SSB_SPROM4_ET1MAC) + i];
- *(((__be16 *)out->et1mac) + i) = cpu_to_be16(v);
- }
- SPEX(et0phyaddr, SSB_SPROM4_ETHPHY, SSB_SPROM4_ETHPHY_ET0A, 0);
- SPEX(et1phyaddr, SSB_SPROM4_ETHPHY, SSB_SPROM4_ETHPHY_ET1A,
- SSB_SPROM4_ETHPHY_ET1A_SHIFT);
- SPEX(country_code, SSB_SPROM4_CCODE, 0xFFFF, 0);
- SPEX(boardflags_lo, SSB_SPROM4_BFLLO, 0xFFFF, 0);
- SPEX(boardflags_hi, SSB_SPROM4_BFLHI, 0xFFFF, 0);
- SPEX(ant_available_a, SSB_SPROM4_ANTAVAIL, SSB_SPROM4_ANTAVAIL_A,
- SSB_SPROM4_ANTAVAIL_A_SHIFT);
- SPEX(ant_available_bg, SSB_SPROM4_ANTAVAIL, SSB_SPROM4_ANTAVAIL_BG,
- SSB_SPROM4_ANTAVAIL_BG_SHIFT);
- SPEX(maxpwr_bg, SSB_SPROM4_MAXP_BG, SSB_SPROM4_MAXP_BG_MASK, 0);
- SPEX(itssi_bg, SSB_SPROM4_MAXP_BG, SSB_SPROM4_ITSSI_BG,
- SSB_SPROM4_ITSSI_BG_SHIFT);
- SPEX(maxpwr_a, SSB_SPROM4_MAXP_A, SSB_SPROM4_MAXP_A_MASK, 0);
- SPEX(itssi_a, SSB_SPROM4_MAXP_A, SSB_SPROM4_ITSSI_A,
- SSB_SPROM4_ITSSI_A_SHIFT);
- SPEX(gpio0, SSB_SPROM4_GPIOA, SSB_SPROM4_GPIOA_P0, 0);
- SPEX(gpio1, SSB_SPROM4_GPIOA, SSB_SPROM4_GPIOA_P1,
- SSB_SPROM4_GPIOA_P1_SHIFT);
- SPEX(gpio2, SSB_SPROM4_GPIOB, SSB_SPROM4_GPIOB_P2, 0);
- SPEX(gpio3, SSB_SPROM4_GPIOB, SSB_SPROM4_GPIOB_P3,
- SSB_SPROM4_GPIOB_P3_SHIFT);
-
- /* Extract the antenna gain values. */
- SPEX(antenna_gain.ghz24.a0, SSB_SPROM4_AGAIN01,
- SSB_SPROM4_AGAIN0, SSB_SPROM4_AGAIN0_SHIFT);
- SPEX(antenna_gain.ghz24.a1, SSB_SPROM4_AGAIN01,
- SSB_SPROM4_AGAIN1, SSB_SPROM4_AGAIN1_SHIFT);
- SPEX(antenna_gain.ghz24.a2, SSB_SPROM4_AGAIN23,
- SSB_SPROM4_AGAIN2, SSB_SPROM4_AGAIN2_SHIFT);
- SPEX(antenna_gain.ghz24.a3, SSB_SPROM4_AGAIN23,
- SSB_SPROM4_AGAIN3, SSB_SPROM4_AGAIN3_SHIFT);
- memcpy(&out->antenna_gain.ghz5, &out->antenna_gain.ghz24,
- sizeof(out->antenna_gain.ghz5));
-
- /* TODO - get remaining rev 4 stuff needed */
-}
-
-static int sprom_extract(struct ssb_bus *bus, struct ssb_sprom *out,
- const u16 *in, u16 size)
-{
- memset(out, 0, sizeof(*out));
-
- out->revision = in[size - 1] & 0x00FF;
- ssb_dprintk(KERN_DEBUG PFX "SPROM revision %d detected.\n", out->revision);
- if ((bus->chip_id & 0xFF00) == 0x4400) {
- /* Workaround: The BCM44XX chip has a stupid revision
- * number stored in the SPROM.
- * Always extract r1. */
- out->revision = 1;
- sprom_extract_r123(out, in);
- } else if (bus->chip_id == 0x4321) {
- /* the BCM4328 has a chipid == 0x4321 and a rev 4 SPROM */
- out->revision = 4;
- sprom_extract_r4(out, in);
- } else {
- if (out->revision == 0)
- goto unsupported;
- if (out->revision >= 1 && out->revision <= 3) {
- sprom_extract_r123(out, in);
- }
- if (out->revision == 4)
- sprom_extract_r4(out, in);
- if (out->revision >= 5)
- goto unsupported;
- }
-
- return 0;
-unsupported:
- ssb_printk(KERN_WARNING PFX "Unsupported SPROM revision %d "
- "detected. Will extract v1\n", out->revision);
- sprom_extract_r123(out, in);
- return 0;
-}
-
-static int ssb_pci_sprom_get(struct ssb_bus *bus,
- struct ssb_sprom *sprom)
-{
- int err = -ENOMEM;
- u16 *buf;
-
- buf = kcalloc(SSB_SPROMSIZE_WORDS_R123, sizeof(u16), GFP_KERNEL);
- if (!buf)
- goto out;
- bus->sprom_size = SSB_SPROMSIZE_WORDS_R123;
- sprom_do_read(bus, buf);
- err = sprom_check_crc(buf, bus->sprom_size);
- if (err) {
- /* check for rev 4 sprom - has special signature */
- if (buf[32] == 0x5372) {
- kfree(buf);
- buf = kcalloc(SSB_SPROMSIZE_WORDS_R4, sizeof(u16),
- GFP_KERNEL);
- if (!buf)
- goto out;
- bus->sprom_size = SSB_SPROMSIZE_WORDS_R4;
- sprom_do_read(bus, buf);
- err = sprom_check_crc(buf, bus->sprom_size);
- }
- if (err)
- ssb_printk(KERN_WARNING PFX "WARNING: Invalid"
- " SPROM CRC (corrupt SPROM)\n");
- }
- err = sprom_extract(bus, sprom, buf, bus->sprom_size);
-
- kfree(buf);
-out:
- return err;
-}
-
-static void ssb_pci_get_boardinfo(struct ssb_bus *bus,
- struct ssb_boardinfo *bi)
-{
- pci_read_config_word(bus->host_pci, PCI_SUBSYSTEM_VENDOR_ID,
- &bi->vendor);
- pci_read_config_word(bus->host_pci, PCI_SUBSYSTEM_ID,
- &bi->type);
- pci_read_config_word(bus->host_pci, PCI_REVISION_ID,
- &bi->rev);
-}
-
-int ssb_pci_get_invariants(struct ssb_bus *bus,
- struct ssb_init_invariants *iv)
-{
- int err;
-
- err = ssb_pci_sprom_get(bus, &iv->sprom);
- if (err)
- goto out;
- ssb_pci_get_boardinfo(bus, &iv->boardinfo);
-
-out:
- return err;
-}
-
-#ifdef CONFIG_SSB_DEBUG
-static int ssb_pci_assert_buspower(struct ssb_bus *bus)
-{
- if (likely(bus->powered_up))
- return 0;
-
- printk(KERN_ERR PFX "FATAL ERROR: Bus powered down "
- "while accessing PCI MMIO space\n");
- if (bus->power_warn_count <= 10) {
- bus->power_warn_count++;
- dump_stack();
- }
-
- return -ENODEV;
-}
-#else /* DEBUG */
-static inline int ssb_pci_assert_buspower(struct ssb_bus *bus)
-{
- return 0;
-}
-#endif /* DEBUG */
-
-static u16 ssb_pci_read16(struct ssb_device *dev, u16 offset)
-{
- struct ssb_bus *bus = dev->bus;
-
- if (unlikely(ssb_pci_assert_buspower(bus)))
- return 0xFFFF;
- if (unlikely(bus->mapped_device != dev)) {
- if (unlikely(ssb_pci_switch_core(bus, dev)))
- return 0xFFFF;
- }
- return ioread16(bus->mmio + offset);
-}
-
-static u32 ssb_pci_read32(struct ssb_device *dev, u16 offset)
-{
- struct ssb_bus *bus = dev->bus;
-
- if (unlikely(ssb_pci_assert_buspower(bus)))
- return 0xFFFFFFFF;
- if (unlikely(bus->mapped_device != dev)) {
- if (unlikely(ssb_pci_switch_core(bus, dev)))
- return 0xFFFFFFFF;
- }
- return ioread32(bus->mmio + offset);
-}
-
-static void ssb_pci_write16(struct ssb_device *dev, u16 offset, u16 value)
-{
- struct ssb_bus *bus = dev->bus;
-
- if (unlikely(ssb_pci_assert_buspower(bus)))
- return;
- if (unlikely(bus->mapped_device != dev)) {
- if (unlikely(ssb_pci_switch_core(bus, dev)))
- return;
- }
- iowrite16(value, bus->mmio + offset);
-}
-
-static void ssb_pci_write32(struct ssb_device *dev, u16 offset, u32 value)
-{
- struct ssb_bus *bus = dev->bus;
-
- if (unlikely(ssb_pci_assert_buspower(bus)))
- return;
- if (unlikely(bus->mapped_device != dev)) {
- if (unlikely(ssb_pci_switch_core(bus, dev)))
- return;
- }
- iowrite32(value, bus->mmio + offset);
-}
-
-/* Not "static", as it's used in main.c */
-const struct ssb_bus_ops ssb_pci_ops = {
- .read16 = ssb_pci_read16,
- .read32 = ssb_pci_read32,
- .write16 = ssb_pci_write16,
- .write32 = ssb_pci_write32,
-};
-
-static int sprom2hex(const u16 *sprom, char *buf, size_t buf_len, u16 size)
-{
- int i, pos = 0;
-
- for (i = 0; i < size; i++)
- pos += snprintf(buf + pos, buf_len - pos - 1,
- "%04X", swab16(sprom[i]) & 0xFFFF);
- pos += snprintf(buf + pos, buf_len - pos - 1, "\n");
-
- return pos + 1;
-}
-
-static int hex2sprom(u16 *sprom, const char *dump, size_t len, u16 size)
-{
- char tmp[5] = { 0 };
- int cnt = 0;
- unsigned long parsed;
-
- if (len < size * 2)
- return -EINVAL;
-
- while (cnt < size) {
- memcpy(tmp, dump, 4);
- dump += 4;
- parsed = simple_strtoul(tmp, NULL, 16);
- sprom[cnt++] = swab16((u16)parsed);
- }
-
- return 0;
-}
-
-static ssize_t ssb_pci_attr_sprom_show(struct device *pcidev,
- struct device_attribute *attr,
- char *buf)
-{
- struct pci_dev *pdev = container_of(pcidev, struct pci_dev, dev);
- struct ssb_bus *bus;
- u16 *sprom;
- int err = -ENODEV;
- ssize_t count = 0;
-
- bus = ssb_pci_dev_to_bus(pdev);
- if (!bus)
- goto out;
- err = -ENOMEM;
- sprom = kcalloc(bus->sprom_size, sizeof(u16), GFP_KERNEL);
- if (!sprom)
- goto out;
-
- /* Use interruptible locking, as the SPROM write might
- * be holding the lock for several seconds. So allow userspace
- * to cancel operation. */
- err = -ERESTARTSYS;
- if (mutex_lock_interruptible(&bus->pci_sprom_mutex))
- goto out_kfree;
- sprom_do_read(bus, sprom);
- mutex_unlock(&bus->pci_sprom_mutex);
-
- count = sprom2hex(sprom, buf, PAGE_SIZE, bus->sprom_size);
- err = 0;
-
-out_kfree:
- kfree(sprom);
-out:
- return err ? err : count;
-}
-
-static ssize_t ssb_pci_attr_sprom_store(struct device *pcidev,
- struct device_attribute *attr,
- const char *buf, size_t count)
-{
- struct pci_dev *pdev = container_of(pcidev, struct pci_dev, dev);
- struct ssb_bus *bus;
- u16 *sprom;
- int res = 0, err = -ENODEV;
-
- bus = ssb_pci_dev_to_bus(pdev);
- if (!bus)
- goto out;
- err = -ENOMEM;
- sprom = kcalloc(bus->sprom_size, sizeof(u16), GFP_KERNEL);
- if (!sprom)
- goto out;
- err = hex2sprom(sprom, buf, count, bus->sprom_size);
- if (err) {
- err = -EINVAL;
- goto out_kfree;
- }
- err = sprom_check_crc(sprom, bus->sprom_size);
- if (err) {
- err = -EINVAL;
- goto out_kfree;
- }
-
- /* Use interruptible locking, as the SPROM write might
- * be holding the lock for several seconds. So allow userspace
- * to cancel operation. */
- err = -ERESTARTSYS;
- if (mutex_lock_interruptible(&bus->pci_sprom_mutex))
- goto out_kfree;
- err = ssb_devices_freeze(bus);
- if (err == -EOPNOTSUPP) {
- ssb_printk(KERN_ERR PFX "SPROM write: Could not freeze devices. "
- "No suspend support. Is CONFIG_PM enabled?\n");
- goto out_unlock;
- }
- if (err) {
- ssb_printk(KERN_ERR PFX "SPROM write: Could not freeze all devices\n");
- goto out_unlock;
- }
- res = sprom_do_write(bus, sprom);
- err = ssb_devices_thaw(bus);
- if (err)
- ssb_printk(KERN_ERR PFX "SPROM write: Could not thaw all devices\n");
-out_unlock:
- mutex_unlock(&bus->pci_sprom_mutex);
-out_kfree:
- kfree(sprom);
-out:
- if (res)
- return res;
- return err ? err : count;
-}
-
-static DEVICE_ATTR(ssb_sprom, 0600,
- ssb_pci_attr_sprom_show,
- ssb_pci_attr_sprom_store);
-
-void ssb_pci_exit(struct ssb_bus *bus)
-{
- struct pci_dev *pdev;
-
- if (bus->bustype != SSB_BUSTYPE_PCI)
- return;
-
- pdev = bus->host_pci;
- device_remove_file(&pdev->dev, &dev_attr_ssb_sprom);
-}
-
-int ssb_pci_init(struct ssb_bus *bus)
-{
- struct pci_dev *pdev;
- int err;
-
- if (bus->bustype != SSB_BUSTYPE_PCI)
- return 0;
-
- pdev = bus->host_pci;
- mutex_init(&bus->pci_sprom_mutex);
- err = device_create_file(&pdev->dev, &dev_attr_ssb_sprom);
- if (err)
- goto out;
-
-out:
- return err;
-}
+++ /dev/null
-/*
- * Sonics Silicon Backplane
- * PCI Hostdevice wrapper
- *
- * Copyright (c) 2005 Martin Langer <martin-langer@gmx.de>
- * Copyright (c) 2005 Stefano Brivio <st3@riseup.net>
- * Copyright (c) 2005 Danny van Dyk <kugelfang@gentoo.org>
- * Copyright (c) 2005 Andreas Jaggi <andreas.jaggi@waterwave.ch>
- * Copyright (c) 2005-2007 Michael Buesch <mbuesch@freenet.de>
- *
- * Licensed under the GNU/GPL. See COPYING for details.
- */
-
-#include <linux/pci.h>
-#include <linux/ssb/ssb.h>
-
-
-#ifdef CONFIG_PM
-static int ssb_pcihost_suspend(struct pci_dev *dev, pm_message_t state)
-{
- pci_save_state(dev);
- pci_disable_device(dev);
- pci_set_power_state(dev, pci_choose_state(dev, state));
-
- return 0;
-}
-
-static int ssb_pcihost_resume(struct pci_dev *dev)
-{
- int err;
-
- pci_set_power_state(dev, 0);
- err = pci_enable_device(dev);
- if (err)
- return err;
- pci_restore_state(dev);
-
- return 0;
-}
-#else /* CONFIG_PM */
-# define ssb_pcihost_suspend NULL
-# define ssb_pcihost_resume NULL
-#endif /* CONFIG_PM */
-
-static int ssb_pcihost_probe(struct pci_dev *dev,
- const struct pci_device_id *id)
-{
- struct ssb_bus *ssb;
- int err = -ENOMEM;
- const char *name;
-
- ssb = kzalloc(sizeof(*ssb), GFP_KERNEL);
- if (!ssb)
- goto out;
- err = pci_enable_device(dev);
- if (err)
- goto err_kfree_ssb;
- name = dev->dev.bus_id;
- if (dev->driver && dev->driver->name)
- name = dev->driver->name;
- err = pci_request_regions(dev, name);
- if (err)
- goto err_pci_disable;
- pci_set_master(dev);
-
- err = ssb_bus_pcibus_register(ssb, dev);
- if (err)
- goto err_pci_release_regions;
-
- pci_set_drvdata(dev, ssb);
-
-out:
- return err;
-
-err_pci_release_regions:
- pci_release_regions(dev);
-err_pci_disable:
- pci_disable_device(dev);
-err_kfree_ssb:
- kfree(ssb);
- return err;
-}
-
-static void ssb_pcihost_remove(struct pci_dev *dev)
-{
- struct ssb_bus *ssb = pci_get_drvdata(dev);
-
- ssb_bus_unregister(ssb);
- pci_release_regions(dev);
- pci_disable_device(dev);
- kfree(ssb);
- pci_set_drvdata(dev, NULL);
-}
-
-int ssb_pcihost_register(struct pci_driver *driver)
-{
- driver->probe = ssb_pcihost_probe;
- driver->remove = ssb_pcihost_remove;
- driver->suspend = ssb_pcihost_suspend;
- driver->resume = ssb_pcihost_resume;
-
- return pci_register_driver(driver);
-}
-EXPORT_SYMBOL(ssb_pcihost_register);
+++ /dev/null
-/*
- * Sonics Silicon Backplane
- * PCMCIA-Hostbus related functions
- *
- * Copyright 2006 Johannes Berg <johannes@sipsolutions.net>
- * Copyright 2007 Michael Buesch <mb@bu3sch.de>
- *
- * Licensed under the GNU/GPL. See COPYING for details.
- */
-
-#include <linux/ssb/ssb.h>
-#include <linux/delay.h>
-#include <linux/io.h>
-
-#include <pcmcia/cs_types.h>
-#include <pcmcia/cs.h>
-#include <pcmcia/cistpl.h>
-#include <pcmcia/ciscode.h>
-#include <pcmcia/ds.h>
-#include <pcmcia/cisreg.h>
-
-#include "ssb_private.h"
-
-
-/* Define the following to 1 to enable a printk on each coreswitch. */
-#define SSB_VERBOSE_PCMCIACORESWITCH_DEBUG 0
-
-
-int ssb_pcmcia_switch_coreidx(struct ssb_bus *bus,
- u8 coreidx)
-{
- struct pcmcia_device *pdev = bus->host_pcmcia;
- int err;
- int attempts = 0;
- u32 cur_core;
- conf_reg_t reg;
- u32 addr;
- u32 read_addr;
-
- addr = (coreidx * SSB_CORE_SIZE) + SSB_ENUM_BASE;
- while (1) {
- reg.Action = CS_WRITE;
- reg.Offset = 0x2E;
- reg.Value = (addr & 0x0000F000) >> 12;
- err = pcmcia_access_configuration_register(pdev, ®);
- if (err != CS_SUCCESS)
- goto error;
- reg.Offset = 0x30;
- reg.Value = (addr & 0x00FF0000) >> 16;
- err = pcmcia_access_configuration_register(pdev, ®);
- if (err != CS_SUCCESS)
- goto error;
- reg.Offset = 0x32;
- reg.Value = (addr & 0xFF000000) >> 24;
- err = pcmcia_access_configuration_register(pdev, ®);
- if (err != CS_SUCCESS)
- goto error;
-
- read_addr = 0;
-
- reg.Action = CS_READ;
- reg.Offset = 0x2E;
- err = pcmcia_access_configuration_register(pdev, ®);
- if (err != CS_SUCCESS)
- goto error;
- read_addr |= ((u32)(reg.Value & 0x0F)) << 12;
- reg.Offset = 0x30;
- err = pcmcia_access_configuration_register(pdev, ®);
- if (err != CS_SUCCESS)
- goto error;
- read_addr |= ((u32)reg.Value) << 16;
- reg.Offset = 0x32;
- err = pcmcia_access_configuration_register(pdev, ®);
- if (err != CS_SUCCESS)
- goto error;
- read_addr |= ((u32)reg.Value) << 24;
-
- cur_core = (read_addr - SSB_ENUM_BASE) / SSB_CORE_SIZE;
- if (cur_core == coreidx)
- break;
-
- if (attempts++ > SSB_BAR0_MAX_RETRIES)
- goto error;
- udelay(10);
- }
-
- return 0;
-error:
- ssb_printk(KERN_ERR PFX "Failed to switch to core %u\n", coreidx);
- return -ENODEV;
-}
-
-int ssb_pcmcia_switch_core(struct ssb_bus *bus,
- struct ssb_device *dev)
-{
- int err;
-
-#if SSB_VERBOSE_PCMCIACORESWITCH_DEBUG
- ssb_printk(KERN_INFO PFX
- "Switching to %s core, index %d\n",
- ssb_core_name(dev->id.coreid),
- dev->core_index);
-#endif
-
- err = ssb_pcmcia_switch_coreidx(bus, dev->core_index);
- if (!err)
- bus->mapped_device = dev;
-
- return err;
-}
-
-int ssb_pcmcia_switch_segment(struct ssb_bus *bus, u8 seg)
-{
- int attempts = 0;
- conf_reg_t reg;
- int res;
-
- SSB_WARN_ON((seg != 0) && (seg != 1));
- reg.Offset = 0x34;
- reg.Function = 0;
- while (1) {
- reg.Action = CS_WRITE;
- reg.Value = seg;
- res = pcmcia_access_configuration_register(bus->host_pcmcia, ®);
- if (unlikely(res != CS_SUCCESS))
- goto error;
- reg.Value = 0xFF;
- reg.Action = CS_READ;
- res = pcmcia_access_configuration_register(bus->host_pcmcia, ®);
- if (unlikely(res != CS_SUCCESS))
- goto error;
-
- if (reg.Value == seg)
- break;
-
- if (unlikely(attempts++ > SSB_BAR0_MAX_RETRIES))
- goto error;
- udelay(10);
- }
- bus->mapped_pcmcia_seg = seg;
-
- return 0;
-error:
- ssb_printk(KERN_ERR PFX "Failed to switch pcmcia segment\n");
- return -ENODEV;
-}
-
-static int select_core_and_segment(struct ssb_device *dev,
- u16 *offset)
-{
- struct ssb_bus *bus = dev->bus;
- int err;
- u8 need_segment;
-
- if (*offset >= 0x800) {
- *offset -= 0x800;
- need_segment = 1;
- } else
- need_segment = 0;
-
- if (unlikely(dev != bus->mapped_device)) {
- err = ssb_pcmcia_switch_core(bus, dev);
- if (unlikely(err))
- return err;
- }
- if (unlikely(need_segment != bus->mapped_pcmcia_seg)) {
- err = ssb_pcmcia_switch_segment(bus, need_segment);
- if (unlikely(err))
- return err;
- }
-
- return 0;
-}
-
-static u16 ssb_pcmcia_read16(struct ssb_device *dev, u16 offset)
-{
- struct ssb_bus *bus = dev->bus;
- unsigned long flags;
- int err;
- u16 value = 0xFFFF;
-
- spin_lock_irqsave(&bus->bar_lock, flags);
- err = select_core_and_segment(dev, &offset);
- if (likely(!err))
- value = readw(bus->mmio + offset);
- spin_unlock_irqrestore(&bus->bar_lock, flags);
-
- return value;
-}
-
-static u32 ssb_pcmcia_read32(struct ssb_device *dev, u16 offset)
-{
- struct ssb_bus *bus = dev->bus;
- unsigned long flags;
- int err;
- u32 lo = 0xFFFFFFFF, hi = 0xFFFFFFFF;
-
- spin_lock_irqsave(&bus->bar_lock, flags);
- err = select_core_and_segment(dev, &offset);
- if (likely(!err)) {
- lo = readw(bus->mmio + offset);
- hi = readw(bus->mmio + offset + 2);
- }
- spin_unlock_irqrestore(&bus->bar_lock, flags);
-
- return (lo | (hi << 16));
-}
-
-static void ssb_pcmcia_write16(struct ssb_device *dev, u16 offset, u16 value)
-{
- struct ssb_bus *bus = dev->bus;
- unsigned long flags;
- int err;
-
- spin_lock_irqsave(&bus->bar_lock, flags);
- err = select_core_and_segment(dev, &offset);
- if (likely(!err))
- writew(value, bus->mmio + offset);
- mmiowb();
- spin_unlock_irqrestore(&bus->bar_lock, flags);
-}
-
-static void ssb_pcmcia_write32(struct ssb_device *dev, u16 offset, u32 value)
-{
- struct ssb_bus *bus = dev->bus;
- unsigned long flags;
- int err;
-
- spin_lock_irqsave(&bus->bar_lock, flags);
- err = select_core_and_segment(dev, &offset);
- if (likely(!err)) {
- writew((value & 0x0000FFFF), bus->mmio + offset);
- writew(((value & 0xFFFF0000) >> 16), bus->mmio + offset + 2);
- }
- mmiowb();
- spin_unlock_irqrestore(&bus->bar_lock, flags);
-}
-
-/* Not "static", as it's used in main.c */
-const struct ssb_bus_ops ssb_pcmcia_ops = {
- .read16 = ssb_pcmcia_read16,
- .read32 = ssb_pcmcia_read32,
- .write16 = ssb_pcmcia_write16,
- .write32 = ssb_pcmcia_write32,
-};
-
-#include <linux/etherdevice.h>
-int ssb_pcmcia_get_invariants(struct ssb_bus *bus,
- struct ssb_init_invariants *iv)
-{
- //TODO
- random_ether_addr(iv->sprom.il0mac);
- return 0;
-}
-
-int ssb_pcmcia_init(struct ssb_bus *bus)
-{
- conf_reg_t reg;
- int err;
-
- if (bus->bustype != SSB_BUSTYPE_PCMCIA)
- return 0;
-
- /* Switch segment to a known state and sync
- * bus->mapped_pcmcia_seg with hardware state. */
- ssb_pcmcia_switch_segment(bus, 0);
-
- /* Init IRQ routing */
- reg.Action = CS_READ;
- reg.Function = 0;
- if (bus->chip_id == 0x4306)
- reg.Offset = 0x00;
- else
- reg.Offset = 0x80;
- err = pcmcia_access_configuration_register(bus->host_pcmcia, ®);
- if (err != CS_SUCCESS)
- goto error;
- reg.Action = CS_WRITE;
- reg.Value |= 0x04 | 0x01;
- err = pcmcia_access_configuration_register(bus->host_pcmcia, ®);
- if (err != CS_SUCCESS)
- goto error;
-
- return 0;
-error:
- return -ENODEV;
-}
+++ /dev/null
-/*
- * Sonics Silicon Backplane
- * Bus scanning
- *
- * Copyright (C) 2005-2007 Michael Buesch <mb@bu3sch.de>
- * Copyright (C) 2005 Martin Langer <martin-langer@gmx.de>
- * Copyright (C) 2005 Stefano Brivio <st3@riseup.net>
- * Copyright (C) 2005 Danny van Dyk <kugelfang@gentoo.org>
- * Copyright (C) 2005 Andreas Jaggi <andreas.jaggi@waterwave.ch>
- * Copyright (C) 2006 Broadcom Corporation.
- *
- * Licensed under the GNU/GPL. See COPYING for details.
- */
-
-#include <linux/ssb/ssb.h>
-#include <linux/ssb/ssb_regs.h>
-#include <linux/pci.h>
-#include <linux/io.h>
-
-#include <pcmcia/cs_types.h>
-#include <pcmcia/cs.h>
-#include <pcmcia/cistpl.h>
-#include <pcmcia/ds.h>
-
-#include "ssb_private.h"
-
-
-const char *ssb_core_name(u16 coreid)
-{
- switch (coreid) {
- case SSB_DEV_CHIPCOMMON:
- return "ChipCommon";
- case SSB_DEV_ILINE20:
- return "ILine 20";
- case SSB_DEV_SDRAM:
- return "SDRAM";
- case SSB_DEV_PCI:
- return "PCI";
- case SSB_DEV_MIPS:
- return "MIPS";
- case SSB_DEV_ETHERNET:
- return "Fast Ethernet";
- case SSB_DEV_V90:
- return "V90";
- case SSB_DEV_USB11_HOSTDEV:
- return "USB 1.1 Hostdev";
- case SSB_DEV_ADSL:
- return "ADSL";
- case SSB_DEV_ILINE100:
- return "ILine 100";
- case SSB_DEV_IPSEC:
- return "IPSEC";
- case SSB_DEV_PCMCIA:
- return "PCMCIA";
- case SSB_DEV_INTERNAL_MEM:
- return "Internal Memory";
- case SSB_DEV_MEMC_SDRAM:
- return "MEMC SDRAM";
- case SSB_DEV_EXTIF:
- return "EXTIF";
- case SSB_DEV_80211:
- return "IEEE 802.11";
- case SSB_DEV_MIPS_3302:
- return "MIPS 3302";
- case SSB_DEV_USB11_HOST:
- return "USB 1.1 Host";
- case SSB_DEV_USB11_DEV:
- return "USB 1.1 Device";
- case SSB_DEV_USB20_HOST:
- return "USB 2.0 Host";
- case SSB_DEV_USB20_DEV:
- return "USB 2.0 Device";
- case SSB_DEV_SDIO_HOST:
- return "SDIO Host";
- case SSB_DEV_ROBOSWITCH:
- return "Roboswitch";
- case SSB_DEV_PARA_ATA:
- return "PATA";
- case SSB_DEV_SATA_XORDMA:
- return "SATA XOR-DMA";
- case SSB_DEV_ETHERNET_GBIT:
- return "GBit Ethernet";
- case SSB_DEV_PCIE:
- return "PCI-E";
- case SSB_DEV_MIMO_PHY:
- return "MIMO PHY";
- case SSB_DEV_SRAM_CTRLR:
- return "SRAM Controller";
- case SSB_DEV_MINI_MACPHY:
- return "Mini MACPHY";
- case SSB_DEV_ARM_1176:
- return "ARM 1176";
- case SSB_DEV_ARM_7TDMI:
- return "ARM 7TDMI";
- }
- return "UNKNOWN";
-}
-
-static u16 pcidev_to_chipid(struct pci_dev *pci_dev)
-{
- u16 chipid_fallback = 0;
-
- switch (pci_dev->device) {
- case 0x4301:
- chipid_fallback = 0x4301;
- break;
- case 0x4305 ... 0x4307:
- chipid_fallback = 0x4307;
- break;
- case 0x4403:
- chipid_fallback = 0x4402;
- break;
- case 0x4610 ... 0x4615:
- chipid_fallback = 0x4610;
- break;
- case 0x4710 ... 0x4715:
- chipid_fallback = 0x4710;
- break;
- case 0x4320 ... 0x4325:
- chipid_fallback = 0x4309;
- break;
- case PCI_DEVICE_ID_BCM4401:
- case PCI_DEVICE_ID_BCM4401B0:
- case PCI_DEVICE_ID_BCM4401B1:
- chipid_fallback = 0x4401;
- break;
- default:
- ssb_printk(KERN_ERR PFX
- "PCI-ID not in fallback list\n");
- }
-
- return chipid_fallback;
-}
-
-static u8 chipid_to_nrcores(u16 chipid)
-{
- switch (chipid) {
- case 0x5365:
- return 7;
- case 0x4306:
- return 6;
- case 0x4310:
- return 8;
- case 0x4307:
- case 0x4301:
- return 5;
- case 0x4401:
- case 0x4402:
- return 3;
- case 0x4710:
- case 0x4610:
- case 0x4704:
- return 9;
- default:
- ssb_printk(KERN_ERR PFX
- "CHIPID not in nrcores fallback list\n");
- }
-
- return 1;
-}
-
-static u32 scan_read32(struct ssb_bus *bus, u8 current_coreidx,
- u16 offset)
-{
- switch (bus->bustype) {
- case SSB_BUSTYPE_SSB:
- offset += current_coreidx * SSB_CORE_SIZE;
- break;
- case SSB_BUSTYPE_PCI:
- break;
- case SSB_BUSTYPE_PCMCIA:
- if (offset >= 0x800) {
- ssb_pcmcia_switch_segment(bus, 1);
- offset -= 0x800;
- } else
- ssb_pcmcia_switch_segment(bus, 0);
- break;
- }
- return readl(bus->mmio + offset);
-}
-
-static int scan_switchcore(struct ssb_bus *bus, u8 coreidx)
-{
- switch (bus->bustype) {
- case SSB_BUSTYPE_SSB:
- break;
- case SSB_BUSTYPE_PCI:
- return ssb_pci_switch_coreidx(bus, coreidx);
- case SSB_BUSTYPE_PCMCIA:
- return ssb_pcmcia_switch_coreidx(bus, coreidx);
- }
- return 0;
-}
-
-void ssb_iounmap(struct ssb_bus *bus)
-{
- switch (bus->bustype) {
- case SSB_BUSTYPE_SSB:
- case SSB_BUSTYPE_PCMCIA:
- iounmap(bus->mmio);
- break;
- case SSB_BUSTYPE_PCI:
-#ifdef CONFIG_SSB_PCIHOST
- pci_iounmap(bus->host_pci, bus->mmio);
-#else
- SSB_BUG_ON(1); /* Can't reach this code. */
-#endif
- break;
- }
- bus->mmio = NULL;
- bus->mapped_device = NULL;
-}
-
-static void __iomem *ssb_ioremap(struct ssb_bus *bus,
- unsigned long baseaddr)
-{
- void __iomem *mmio = NULL;
-
- switch (bus->bustype) {
- case SSB_BUSTYPE_SSB:
- /* Only map the first core for now. */
- /* fallthrough... */
- case SSB_BUSTYPE_PCMCIA:
- mmio = ioremap(baseaddr, SSB_CORE_SIZE);
- break;
- case SSB_BUSTYPE_PCI:
-#ifdef CONFIG_SSB_PCIHOST
- mmio = pci_iomap(bus->host_pci, 0, ~0UL);
-#else
- SSB_BUG_ON(1); /* Can't reach this code. */
-#endif
- break;
- }
-
- return mmio;
-}
-
-static int we_support_multiple_80211_cores(struct ssb_bus *bus)
-{
- /* More than one 802.11 core is only supported by special chips.
- * There are chips with two 802.11 cores, but with dangling
- * pins on the second core. Be careful and reject them here.
- */
-
-#ifdef CONFIG_SSB_PCIHOST
- if (bus->bustype == SSB_BUSTYPE_PCI) {
- if (bus->host_pci->vendor == PCI_VENDOR_ID_BROADCOM &&
- bus->host_pci->device == 0x4324)
- return 1;
- }
-#endif /* CONFIG_SSB_PCIHOST */
- return 0;
-}
-
-int ssb_bus_scan(struct ssb_bus *bus,
- unsigned long baseaddr)
-{
- int err = -ENOMEM;
- void __iomem *mmio;
- u32 idhi, cc, rev, tmp;
- int dev_i, i;
- struct ssb_device *dev;
- int nr_80211_cores = 0;
-
- mmio = ssb_ioremap(bus, baseaddr);
- if (!mmio)
- goto out;
- bus->mmio = mmio;
-
- err = scan_switchcore(bus, 0); /* Switch to first core */
- if (err)
- goto err_unmap;
-
- idhi = scan_read32(bus, 0, SSB_IDHIGH);
- cc = (idhi & SSB_IDHIGH_CC) >> SSB_IDHIGH_CC_SHIFT;
- rev = (idhi & SSB_IDHIGH_RCLO);
- rev |= (idhi & SSB_IDHIGH_RCHI) >> SSB_IDHIGH_RCHI_SHIFT;
-
- bus->nr_devices = 0;
- if (cc == SSB_DEV_CHIPCOMMON) {
- tmp = scan_read32(bus, 0, SSB_CHIPCO_CHIPID);
-
- bus->chip_id = (tmp & SSB_CHIPCO_IDMASK);
- bus->chip_rev = (tmp & SSB_CHIPCO_REVMASK) >>
- SSB_CHIPCO_REVSHIFT;
- bus->chip_package = (tmp & SSB_CHIPCO_PACKMASK) >>
- SSB_CHIPCO_PACKSHIFT;
- if (rev >= 4) {
- bus->nr_devices = (tmp & SSB_CHIPCO_NRCORESMASK) >>
- SSB_CHIPCO_NRCORESSHIFT;
- }
- tmp = scan_read32(bus, 0, SSB_CHIPCO_CAP);
- bus->chipco.capabilities = tmp;
- } else {
- if (bus->bustype == SSB_BUSTYPE_PCI) {
- bus->chip_id = pcidev_to_chipid(bus->host_pci);
- pci_read_config_word(bus->host_pci, PCI_REVISION_ID,
- &bus->chip_rev);
- bus->chip_package = 0;
- } else {
- bus->chip_id = 0x4710;
- bus->chip_rev = 0;
- bus->chip_package = 0;
- }
- }
- if (!bus->nr_devices)
- bus->nr_devices = chipid_to_nrcores(bus->chip_id);
- if (bus->nr_devices > ARRAY_SIZE(bus->devices)) {
- ssb_printk(KERN_ERR PFX
- "More than %d ssb cores found (%d)\n",
- SSB_MAX_NR_CORES, bus->nr_devices);
- goto err_unmap;
- }
- if (bus->bustype == SSB_BUSTYPE_SSB) {
- /* Now that we know the number of cores,
- * remap the whole IO space for all cores.
- */
- err = -ENOMEM;
- iounmap(mmio);
- mmio = ioremap(baseaddr, SSB_CORE_SIZE * bus->nr_devices);
- if (!mmio)
- goto out;
- bus->mmio = mmio;
- }
-
- /* Fetch basic information about each core/device */
- for (i = 0, dev_i = 0; i < bus->nr_devices; i++) {
- err = scan_switchcore(bus, i);
- if (err)
- goto err_unmap;
- dev = &(bus->devices[dev_i]);
-
- idhi = scan_read32(bus, i, SSB_IDHIGH);
- dev->id.coreid = (idhi & SSB_IDHIGH_CC) >> SSB_IDHIGH_CC_SHIFT;
- dev->id.revision = (idhi & SSB_IDHIGH_RCLO);
- dev->id.revision |= (idhi & SSB_IDHIGH_RCHI) >> SSB_IDHIGH_RCHI_SHIFT;
- dev->id.vendor = (idhi & SSB_IDHIGH_VC) >> SSB_IDHIGH_VC_SHIFT;
- dev->core_index = i;
- dev->bus = bus;
- dev->ops = bus->ops;
-
- ssb_dprintk(KERN_INFO PFX
- "Core %d found: %s "
- "(cc 0x%03X, rev 0x%02X, vendor 0x%04X)\n",
- i, ssb_core_name(dev->id.coreid),
- dev->id.coreid, dev->id.revision, dev->id.vendor);
-
- switch (dev->id.coreid) {
- case SSB_DEV_80211:
- nr_80211_cores++;
- if (nr_80211_cores > 1) {
- if (!we_support_multiple_80211_cores(bus)) {
- ssb_dprintk(KERN_INFO PFX "Ignoring additional "
- "802.11 core\n");
- continue;
- }
- }
- break;
- case SSB_DEV_EXTIF:
-#ifdef CONFIG_SSB_DRIVER_EXTIF
- if (bus->extif.dev) {
- ssb_printk(KERN_WARNING PFX
- "WARNING: Multiple EXTIFs found\n");
- break;
- }
- bus->extif.dev = dev;
-#endif /* CONFIG_SSB_DRIVER_EXTIF */
- break;
- case SSB_DEV_CHIPCOMMON:
- if (bus->chipco.dev) {
- ssb_printk(KERN_WARNING PFX
- "WARNING: Multiple ChipCommon found\n");
- break;
- }
- bus->chipco.dev = dev;
- break;
- case SSB_DEV_MIPS:
- case SSB_DEV_MIPS_3302:
-#ifdef CONFIG_SSB_DRIVER_MIPS
- if (bus->mipscore.dev) {
- ssb_printk(KERN_WARNING PFX
- "WARNING: Multiple MIPS cores found\n");
- break;
- }
- bus->mipscore.dev = dev;
-#endif /* CONFIG_SSB_DRIVER_MIPS */
- break;
- case SSB_DEV_PCI:
- case SSB_DEV_PCIE:
-#ifdef CONFIG_SSB_DRIVER_PCICORE
- if (bus->bustype == SSB_BUSTYPE_PCI) {
- /* Ignore PCI cores on PCI-E cards.
- * Ignore PCI-E cores on PCI cards. */
- if (dev->id.coreid == SSB_DEV_PCI) {
- if (bus->host_pci->is_pcie)
- continue;
- } else {
- if (!bus->host_pci->is_pcie)
- continue;
- }
- }
- if (bus->pcicore.dev) {
- ssb_printk(KERN_WARNING PFX
- "WARNING: Multiple PCI(E) cores found\n");
- break;
- }
- bus->pcicore.dev = dev;
-#endif /* CONFIG_SSB_DRIVER_PCICORE */
- break;
- default:
- break;
- }
-
- dev_i++;
- }
- bus->nr_devices = dev_i;
-
- err = 0;
-out:
- return err;
-err_unmap:
- ssb_iounmap(bus);
- goto out;
-}
+++ /dev/null
-#ifndef LINUX_SSB_PRIVATE_H_
-#define LINUX_SSB_PRIVATE_H_
-
-#include <linux/ssb/ssb.h>
-#include <linux/types.h>
-
-
-#define PFX "ssb: "
-
-#ifdef CONFIG_SSB_SILENT
-# define ssb_printk(fmt, x...) do { /* nothing */ } while (0)
-#else
-# define ssb_printk printk
-#endif /* CONFIG_SSB_SILENT */
-
-/* dprintk: Debugging printk; vanishes for non-debug compilation */
-#ifdef CONFIG_SSB_DEBUG
-# define ssb_dprintk(fmt, x...) ssb_printk(fmt , ##x)
-#else
-# define ssb_dprintk(fmt, x...) do { /* nothing */ } while (0)
-#endif
-
-#ifdef CONFIG_SSB_DEBUG
-# define SSB_WARN_ON(x) WARN_ON(x)
-# define SSB_BUG_ON(x) BUG_ON(x)
-#else
-static inline int __ssb_do_nothing(int x) { return x; }
-# define SSB_WARN_ON(x) __ssb_do_nothing(unlikely(!!(x)))
-# define SSB_BUG_ON(x) __ssb_do_nothing(unlikely(!!(x)))
-#endif
-
-
-/* pci.c */
-#ifdef CONFIG_SSB_PCIHOST
-extern int ssb_pci_switch_core(struct ssb_bus *bus,
- struct ssb_device *dev);
-extern int ssb_pci_switch_coreidx(struct ssb_bus *bus,
- u8 coreidx);
-extern int ssb_pci_xtal(struct ssb_bus *bus, u32 what,
- int turn_on);
-extern int ssb_pci_get_invariants(struct ssb_bus *bus,
- struct ssb_init_invariants *iv);
-extern void ssb_pci_exit(struct ssb_bus *bus);
-extern int ssb_pci_init(struct ssb_bus *bus);
-extern const struct ssb_bus_ops ssb_pci_ops;
-
-#else /* CONFIG_SSB_PCIHOST */
-
-static inline int ssb_pci_switch_core(struct ssb_bus *bus,
- struct ssb_device *dev)
-{
- return 0;
-}
-static inline int ssb_pci_switch_coreidx(struct ssb_bus *bus,
- u8 coreidx)
-{
- return 0;
-}
-static inline int ssb_pci_xtal(struct ssb_bus *bus, u32 what,
- int turn_on)
-{
- return 0;
-}
-static inline void ssb_pci_exit(struct ssb_bus *bus)
-{
-}
-static inline int ssb_pci_init(struct ssb_bus *bus)
-{
- return 0;
-}
-#endif /* CONFIG_SSB_PCIHOST */
-
-
-/* pcmcia.c */
-#ifdef CONFIG_SSB_PCMCIAHOST
-extern int ssb_pcmcia_switch_core(struct ssb_bus *bus,
- struct ssb_device *dev);
-extern int ssb_pcmcia_switch_coreidx(struct ssb_bus *bus,
- u8 coreidx);
-extern int ssb_pcmcia_switch_segment(struct ssb_bus *bus,
- u8 seg);
-extern int ssb_pcmcia_get_invariants(struct ssb_bus *bus,
- struct ssb_init_invariants *iv);
-extern int ssb_pcmcia_init(struct ssb_bus *bus);
-extern const struct ssb_bus_ops ssb_pcmcia_ops;
-#else /* CONFIG_SSB_PCMCIAHOST */
-static inline int ssb_pcmcia_switch_core(struct ssb_bus *bus,
- struct ssb_device *dev)
-{
- return 0;
-}
-static inline int ssb_pcmcia_switch_coreidx(struct ssb_bus *bus,
- u8 coreidx)
-{
- return 0;
-}
-static inline int ssb_pcmcia_switch_segment(struct ssb_bus *bus,
- u8 seg)
-{
- return 0;
-}
-static inline int ssb_pcmcia_init(struct ssb_bus *bus)
-{
- return 0;
-}
-#endif /* CONFIG_SSB_PCMCIAHOST */
-
-
-/* scan.c */
-extern const char *ssb_core_name(u16 coreid);
-extern int ssb_bus_scan(struct ssb_bus *bus,
- unsigned long baseaddr);
-extern void ssb_iounmap(struct ssb_bus *ssb);
-
-
-/* core.c */
-extern u32 ssb_calc_clock_rate(u32 plltype, u32 n, u32 m);
-extern int ssb_devices_freeze(struct ssb_bus *bus);
-extern int ssb_devices_thaw(struct ssb_bus *bus);
-extern struct ssb_bus *ssb_pci_dev_to_bus(struct pci_dev *pdev);
-
-/* b43_pci_bridge.c */
-#ifdef CONFIG_SSB_PCIHOST
-extern int __init b43_pci_ssb_bridge_init(void);
-extern void __exit b43_pci_ssb_bridge_exit(void);
-#else /* CONFIG_SSB_PCIHOST */
-static inline int b43_pci_ssb_bridge_init(void)
-{
- return 0;
-}
-static inline void b43_pci_ssb_bridge_exit(void)
-{
-}
-#endif /* CONFIG_SSB_PCIHOST */
-
-#endif /* LINUX_SSB_PRIVATE_H_ */
+++ /dev/null
-/*
- * Definitions for the GPIO buttons interface driver
- *
- * Copyright (C) 2007,2008 Gabor Juhos <juhosg at openwrt.org>
- *
- * This file was based on: /include/linux/gpio_keys.h
- * The original gpio_keys.h seems not to have a license.
- *
- * This program is free software; you can redistribute it and/or modify
- * it under the terms of the GNU General Public License version 2 as
- * published by the Free Software Foundation.
- *
- */
-
-#ifndef _GPIO_BUTTONS_H_
-#define _GPIO_BUTTONS_H_
-
-struct gpio_button {
- int gpio; /* GPIO line number */
- int active_low;
- char *desc; /* button description */
- int type; /* input event type (EV_KEY, EV_SW) */
- int code; /* input event code (KEY_*, SW_*) */
- int count;
- int threshold; /* count threshold */
-};
-
-struct gpio_buttons_platform_data {
- struct gpio_button *buttons;
- int nbuttons; /* number of buttons */
- int poll_interval; /* polling interval */
-};
-
-#endif /* _GPIO_BUTTONS_H_ */
-
+++ /dev/null
-#ifndef _GPIODEV_H__
-#define _GPIODEV_H__
-
-#define IOC_GPIODEV_MAGIC 'B'
-#define GPIO_GET _IO(IOC_GPIODEV_MAGIC, 10)
-#define GPIO_SET _IO(IOC_GPIODEV_MAGIC, 11)
-#define GPIO_CLEAR _IO(IOC_GPIODEV_MAGIC, 12)
-#define GPIO_DIR_IN _IO(IOC_GPIODEV_MAGIC, 13)
-#define GPIO_DIR_OUT _IO(IOC_GPIODEV_MAGIC, 14)
-
-#endif
+++ /dev/null
-/*
- * spi_gpio interface to platform code
- *
- * Copyright (c) 2008 Piotr Skamruk
- *
- * This program is free software; you can redistribute it and/or modify
- * it under the terms of the GNU General Public License version 2 as
- * published by the Free Software Foundation.
- */
-#ifndef _LINUX_SPI_SPI_GPIO
-#define _LINUX_SPI_SPI_GPIO
-
-#include <linux/types.h>
-#include <linux/spi/spi.h>
-
-
-/** struct spi_gpio_platform_data - Data definitions for a SPI-GPIO device.
- * This structure holds information about a GPIO-based SPI device.
- *
- * @pin_clk: The GPIO pin number of the CLOCK pin.
- *
- * @pin_miso: The GPIO pin number of the MISO pin.
- *
- * @pin_mosi: The GPIO pin number of the MOSI pin.
- *
- * @pin_cs: The GPIO pin number of the CHIPSELECT pin.
- *
- * @cs_activelow: If true, the chip is selected when the CS line is low.
- *
- * @no_spi_delay: If true, no delay is done in the lowlevel bitbanging.
- * Note that doing no delay is not standards compliant,
- * but it might be needed to speed up transfers on some
- * slow embedded machines.
- *
- * @boardinfo_setup: This callback is called after the
- * SPI master device was registered, but before the
- * device is registered.
- * @boardinfo_setup_data: Data argument passed to boardinfo_setup().
- */
-struct spi_gpio_platform_data {
- unsigned int pin_clk;
- unsigned int pin_miso;
- unsigned int pin_mosi;
- unsigned int pin_cs;
- bool cs_activelow;
- bool no_spi_delay;
- int (*boardinfo_setup)(struct spi_board_info *bi,
- struct spi_master *master,
- void *data);
- void *boardinfo_setup_data;
-};
-
-#endif /* _LINUX_SPI_SPI_GPIO */
+++ /dev/null
-#ifndef LINUX_SSB_H_
-#define LINUX_SSB_H_
-
-#include <linux/device.h>
-#include <linux/list.h>
-#include <linux/types.h>
-#include <linux/spinlock.h>
-#include <linux/pci.h>
-#include <linux/mod_devicetable.h>
-
-#include <linux/ssb/ssb_regs.h>
-
-
-struct pcmcia_device;
-struct ssb_bus;
-struct ssb_driver;
-
-struct ssb_sprom {
- u8 revision;
- u8 il0mac[6]; /* MAC address for 802.11b/g */
- u8 et0mac[6]; /* MAC address for Ethernet */
- u8 et1mac[6]; /* MAC address for 802.11a */
- u8 et0phyaddr; /* MII address for enet0 */
- u8 et1phyaddr; /* MII address for enet1 */
- u8 et0mdcport; /* MDIO for enet0 */
- u8 et1mdcport; /* MDIO for enet1 */
- u8 board_rev; /* Board revision number from SPROM. */
- u8 country_code; /* Country Code */
- u8 ant_available_a; /* A-PHY antenna available bits (up to 4) */
- u8 ant_available_bg; /* B/G-PHY antenna available bits (up to 4) */
- u16 pa0b0;
- u16 pa0b1;
- u16 pa0b2;
- u16 pa1b0;
- u16 pa1b1;
- u16 pa1b2;
- u8 gpio0; /* GPIO pin 0 */
- u8 gpio1; /* GPIO pin 1 */
- u8 gpio2; /* GPIO pin 2 */
- u8 gpio3; /* GPIO pin 3 */
- u16 maxpwr_a; /* A-PHY Amplifier Max Power (in dBm Q5.2) */
- u16 maxpwr_bg; /* B/G-PHY Amplifier Max Power (in dBm Q5.2) */
- u8 itssi_a; /* Idle TSSI Target for A-PHY */
- u8 itssi_bg; /* Idle TSSI Target for B/G-PHY */
- u16 boardflags_lo; /* Boardflags (low 16 bits) */
- u16 boardflags_hi; /* Boardflags (high 16 bits) */
-
- /* Antenna gain values for up to 4 antennas
- * on each band. Values in dBm/4 (Q5.2). Negative gain means the
- * loss in the connectors is bigger than the gain. */
- struct {
- struct {
- s8 a0, a1, a2, a3;
- } ghz24; /* 2.4GHz band */
- struct {
- s8 a0, a1, a2, a3;
- } ghz5; /* 5GHz band */
- } antenna_gain;
-
- /* TODO - add any parameters needed from rev 2, 3, or 4 SPROMs */
-};
-
-/* Information about the PCB the circuitry is soldered on. */
-struct ssb_boardinfo {
- u16 vendor;
- u16 type;
- u16 rev;
-};
-
-
-struct ssb_device;
-/* Lowlevel read/write operations on the device MMIO.
- * Internal, don't use that outside of ssb. */
-struct ssb_bus_ops {
- u16 (*read16)(struct ssb_device *dev, u16 offset);
- u32 (*read32)(struct ssb_device *dev, u16 offset);
- void (*write16)(struct ssb_device *dev, u16 offset, u16 value);
- void (*write32)(struct ssb_device *dev, u16 offset, u32 value);
-};
-
-
-/* Core-ID values. */
-#define SSB_DEV_CHIPCOMMON 0x800
-#define SSB_DEV_ILINE20 0x801
-#define SSB_DEV_SDRAM 0x803
-#define SSB_DEV_PCI 0x804
-#define SSB_DEV_MIPS 0x805
-#define SSB_DEV_ETHERNET 0x806
-#define SSB_DEV_V90 0x807
-#define SSB_DEV_USB11_HOSTDEV 0x808
-#define SSB_DEV_ADSL 0x809
-#define SSB_DEV_ILINE100 0x80A
-#define SSB_DEV_IPSEC 0x80B
-#define SSB_DEV_PCMCIA 0x80D
-#define SSB_DEV_INTERNAL_MEM 0x80E
-#define SSB_DEV_MEMC_SDRAM 0x80F
-#define SSB_DEV_EXTIF 0x811
-#define SSB_DEV_80211 0x812
-#define SSB_DEV_MIPS_3302 0x816
-#define SSB_DEV_USB11_HOST 0x817
-#define SSB_DEV_USB11_DEV 0x818
-#define SSB_DEV_USB20_HOST 0x819
-#define SSB_DEV_USB20_DEV 0x81A
-#define SSB_DEV_SDIO_HOST 0x81B
-#define SSB_DEV_ROBOSWITCH 0x81C
-#define SSB_DEV_PARA_ATA 0x81D
-#define SSB_DEV_SATA_XORDMA 0x81E
-#define SSB_DEV_ETHERNET_GBIT 0x81F
-#define SSB_DEV_PCIE 0x820
-#define SSB_DEV_MIMO_PHY 0x821
-#define SSB_DEV_SRAM_CTRLR 0x822
-#define SSB_DEV_MINI_MACPHY 0x823
-#define SSB_DEV_ARM_1176 0x824
-#define SSB_DEV_ARM_7TDMI 0x825
-
-/* Vendor-ID values */
-#define SSB_VENDOR_BROADCOM 0x4243
-
-/* Some kernel subsystems poke with dev->drvdata, so we must use the
- * following ugly workaround to get from struct device to struct ssb_device */
-struct __ssb_dev_wrapper {
- struct device dev;
- struct ssb_device *sdev;
-};
-
-struct ssb_device {
- /* Having a copy of the ops pointer in each dev struct
- * is an optimization. */
- const struct ssb_bus_ops *ops;
-
- struct device *dev;
- struct ssb_bus *bus;
- struct ssb_device_id id;
-
- u8 core_index;
- unsigned int irq;
-
- /* Internal-only stuff follows. */
- void *drvdata; /* Per-device data */
- void *devtypedata; /* Per-devicetype (eg 802.11) data */
-};
-
-/* Go from struct device to struct ssb_device. */
-static inline
-struct ssb_device * dev_to_ssb_dev(struct device *dev)
-{
- struct __ssb_dev_wrapper *wrap;
- wrap = container_of(dev, struct __ssb_dev_wrapper, dev);
- return wrap->sdev;
-}
-
-/* Device specific user data */
-static inline
-void ssb_set_drvdata(struct ssb_device *dev, void *data)
-{
- dev->drvdata = data;
-}
-static inline
-void * ssb_get_drvdata(struct ssb_device *dev)
-{
- return dev->drvdata;
-}
-
-/* Devicetype specific user data. This is per device-type (not per device) */
-void ssb_set_devtypedata(struct ssb_device *dev, void *data);
-static inline
-void * ssb_get_devtypedata(struct ssb_device *dev)
-{
- return dev->devtypedata;
-}
-
-
-struct ssb_driver {
- const char *name;
- const struct ssb_device_id *id_table;
-
- int (*probe)(struct ssb_device *dev, const struct ssb_device_id *id);
- void (*remove)(struct ssb_device *dev);
- int (*suspend)(struct ssb_device *dev, pm_message_t state);
- int (*resume)(struct ssb_device *dev);
- void (*shutdown)(struct ssb_device *dev);
-
- struct device_driver drv;
-};
-#define drv_to_ssb_drv(_drv) container_of(_drv, struct ssb_driver, drv)
-
-extern int __ssb_driver_register(struct ssb_driver *drv, struct module *owner);
-static inline int ssb_driver_register(struct ssb_driver *drv)
-{
- return __ssb_driver_register(drv, THIS_MODULE);
-}
-extern void ssb_driver_unregister(struct ssb_driver *drv);
-
-
-
-
-enum ssb_bustype {
- SSB_BUSTYPE_SSB, /* This SSB bus is the system bus */
- SSB_BUSTYPE_PCI, /* SSB is connected to PCI bus */
- SSB_BUSTYPE_PCMCIA, /* SSB is connected to PCMCIA bus */
-};
-
-/* board_vendor */
-#define SSB_BOARDVENDOR_BCM 0x14E4 /* Broadcom */
-#define SSB_BOARDVENDOR_DELL 0x1028 /* Dell */
-#define SSB_BOARDVENDOR_HP 0x0E11 /* HP */
-/* board_type */
-#define SSB_BOARD_BCM94306MP 0x0418
-#define SSB_BOARD_BCM4309G 0x0421
-#define SSB_BOARD_BCM4306CB 0x0417
-#define SSB_BOARD_BCM4309MP 0x040C
-#define SSB_BOARD_MP4318 0x044A
-#define SSB_BOARD_BU4306 0x0416
-#define SSB_BOARD_BU4309 0x040A
-/* chip_package */
-#define SSB_CHIPPACK_BCM4712S 1 /* Small 200pin 4712 */
-#define SSB_CHIPPACK_BCM4712M 2 /* Medium 225pin 4712 */
-#define SSB_CHIPPACK_BCM4712L 0 /* Large 340pin 4712 */
-
-#include <linux/ssb/ssb_driver_chipcommon.h>
-#include <linux/ssb/ssb_driver_mips.h>
-#include <linux/ssb/ssb_driver_extif.h>
-#include <linux/ssb/ssb_driver_pci.h>
-
-struct ssb_bus {
- /* The MMIO area. */
- void __iomem *mmio;
-
- const struct ssb_bus_ops *ops;
-
- /* The core in the basic address register window. (PCI bus only) */
- struct ssb_device *mapped_device;
- /* Currently mapped PCMCIA segment. (bustype == SSB_BUSTYPE_PCMCIA only) */
- u8 mapped_pcmcia_seg;
- /* Lock for core and segment switching.
- * On PCMCIA-host busses this is used to protect the whole MMIO access. */
- spinlock_t bar_lock;
-
- /* The bus this backplane is running on. */
- enum ssb_bustype bustype;
- /* Pointer to the PCI bus (only valid if bustype == SSB_BUSTYPE_PCI). */
- struct pci_dev *host_pci;
- /* Pointer to the PCMCIA device (only if bustype == SSB_BUSTYPE_PCMCIA). */
- struct pcmcia_device *host_pcmcia;
-
-#ifdef CONFIG_SSB_PCIHOST
- /* Mutex to protect the SPROM writing. */
- struct mutex pci_sprom_mutex;
-#endif
-
- /* ID information about the Chip. */
- u16 chip_id;
- u16 chip_rev;
- u16 sprom_size; /* number of words in sprom */
- u8 chip_package;
-
- /* List of devices (cores) on the backplane. */
- struct ssb_device devices[SSB_MAX_NR_CORES];
- u8 nr_devices;
-
- /* Reference count. Number of suspended devices. */
- u8 suspend_cnt;
-
- /* Software ID number for this bus. */
- unsigned int busnumber;
-
- /* The ChipCommon device (if available). */
- struct ssb_chipcommon chipco;
- /* The PCI-core device (if available). */
- struct ssb_pcicore pcicore;
- /* The MIPS-core device (if available). */
- struct ssb_mipscore mipscore;
- /* The EXTif-core device (if available). */
- struct ssb_extif extif;
-
- /* The following structure elements are not available in early
- * SSB initialization. Though, they are available for regular
- * registered drivers at any stage. So be careful when
- * using them in the ssb core code. */
-
- /* ID information about the PCB. */
- struct ssb_boardinfo boardinfo;
- /* Contents of the SPROM. */
- struct ssb_sprom sprom;
-
- /* Internal-only stuff follows. Do not touch. */
- struct list_head list;
-#ifdef CONFIG_SSB_DEBUG
- /* Is the bus already powered up? */
- bool powered_up;
- int power_warn_count;
-#endif /* DEBUG */
-};
-
-/* The initialization-invariants. */
-struct ssb_init_invariants {
- struct ssb_boardinfo boardinfo;
- struct ssb_sprom sprom;
-};
-/* Type of function to fetch the invariants. */
-typedef int (*ssb_invariants_func_t)(struct ssb_bus *bus,
- struct ssb_init_invariants *iv);
-
-/* Register a SSB system bus. get_invariants() is called after the
- * basic system devices are initialized.
- * The invariants are usually fetched from some NVRAM.
- * Put the invariants into the struct pointed to by iv. */
-extern int ssb_bus_ssbbus_register(struct ssb_bus *bus,
- unsigned long baseaddr,
- ssb_invariants_func_t get_invariants);
-#ifdef CONFIG_SSB_PCIHOST
-extern int ssb_bus_pcibus_register(struct ssb_bus *bus,
- struct pci_dev *host_pci);
-#endif /* CONFIG_SSB_PCIHOST */
-#ifdef CONFIG_SSB_PCMCIAHOST
-extern int ssb_bus_pcmciabus_register(struct ssb_bus *bus,
- struct pcmcia_device *pcmcia_dev,
- unsigned long baseaddr);
-#endif /* CONFIG_SSB_PCMCIAHOST */
-
-extern void ssb_bus_unregister(struct ssb_bus *bus);
-
-extern u32 ssb_clockspeed(struct ssb_bus *bus);
-
-/* Is the device enabled in hardware? */
-int ssb_device_is_enabled(struct ssb_device *dev);
-/* Enable a device and pass device-specific SSB_TMSLOW flags.
- * If no device-specific flags are available, use 0. */
-void ssb_device_enable(struct ssb_device *dev, u32 core_specific_flags);
-/* Disable a device in hardware and pass SSB_TMSLOW flags (if any). */
-void ssb_device_disable(struct ssb_device *dev, u32 core_specific_flags);
-
-
-/* Device MMIO register read/write functions. */
-static inline u16 ssb_read16(struct ssb_device *dev, u16 offset)
-{
- return dev->ops->read16(dev, offset);
-}
-static inline u32 ssb_read32(struct ssb_device *dev, u16 offset)
-{
- return dev->ops->read32(dev, offset);
-}
-static inline void ssb_write16(struct ssb_device *dev, u16 offset, u16 value)
-{
- dev->ops->write16(dev, offset, value);
-}
-static inline void ssb_write32(struct ssb_device *dev, u16 offset, u32 value)
-{
- dev->ops->write32(dev, offset, value);
-}
-
-
-/* Translation (routing) bits that need to be ORed to DMA
- * addresses before they are given to a device. */
-extern u32 ssb_dma_translation(struct ssb_device *dev);
-#define SSB_DMA_TRANSLATION_MASK 0xC0000000
-#define SSB_DMA_TRANSLATION_SHIFT 30
-
-extern int ssb_dma_set_mask(struct ssb_device *ssb_dev, u64 mask);
-
-
-#ifdef CONFIG_SSB_PCIHOST
-/* PCI-host wrapper driver */
-extern int ssb_pcihost_register(struct pci_driver *driver);
-static inline void ssb_pcihost_unregister(struct pci_driver *driver)
-{
- pci_unregister_driver(driver);
-}
-
-static inline
-void ssb_pcihost_set_power_state(struct ssb_device *sdev, pci_power_t state)
-{
- if (sdev->bus->bustype == SSB_BUSTYPE_PCI)
- pci_set_power_state(sdev->bus->host_pci, state);
-}
-#else
-static inline void ssb_pcihost_unregister(struct pci_driver *driver)
-{
-}
-
-static inline
-void ssb_pcihost_set_power_state(struct ssb_device *sdev, pci_power_t state)
-{
-}
-#endif /* CONFIG_SSB_PCIHOST */
-
-
-/* If a driver is shutdown or suspended, call this to signal
- * that the bus may be completely powered down. SSB will decide,
- * if it's really time to power down the bus, based on if there
- * are other devices that want to run. */
-extern int ssb_bus_may_powerdown(struct ssb_bus *bus);
-/* Before initializing and enabling a device, call this to power-up the bus.
- * If you want to allow use of dynamic-power-control, pass the flag.
- * Otherwise static always-on powercontrol will be used. */
-extern int ssb_bus_powerup(struct ssb_bus *bus, bool dynamic_pctl);
-
-
-/* Various helper functions */
-extern u32 ssb_admatch_base(u32 adm);
-extern u32 ssb_admatch_size(u32 adm);
-
-
-#endif /* LINUX_SSB_H_ */
+++ /dev/null
-#ifndef LINUX_SSB_CHIPCO_H_
-#define LINUX_SSB_CHIPCO_H_
-
-/* SonicsSiliconBackplane CHIPCOMMON core hardware definitions
- *
- * The chipcommon core provides chip identification, SB control,
- * jtag, 0/1/2 uarts, clock frequency control, a watchdog interrupt timer,
- * gpio interface, extbus, and support for serial and parallel flashes.
- *
- * Copyright 2005, Broadcom Corporation
- * Copyright 2006, Michael Buesch <mb@bu3sch.de>
- *
- * Licensed under the GPL version 2. See COPYING for details.
- */
-
-/** ChipCommon core registers. **/
-
-#define SSB_CHIPCO_CHIPID 0x0000
-#define SSB_CHIPCO_IDMASK 0x0000FFFF
-#define SSB_CHIPCO_REVMASK 0x000F0000
-#define SSB_CHIPCO_REVSHIFT 16
-#define SSB_CHIPCO_PACKMASK 0x00F00000
-#define SSB_CHIPCO_PACKSHIFT 20
-#define SSB_CHIPCO_NRCORESMASK 0x0F000000
-#define SSB_CHIPCO_NRCORESSHIFT 24
-#define SSB_CHIPCO_CAP 0x0004 /* Capabilities */
-#define SSB_CHIPCO_CAP_NRUART 0x00000003 /* # of UARTs */
-#define SSB_CHIPCO_CAP_MIPSEB 0x00000004 /* MIPS in BigEndian Mode */
-#define SSB_CHIPCO_CAP_UARTCLK 0x00000018 /* UART clock select */
-#define SSB_CHIPCO_CAP_UARTCLK_INT 0x00000008 /* UARTs are driven by internal divided clock */
-#define SSB_CHIPCO_CAP_UARTGPIO 0x00000020 /* UARTs on GPIO 15-12 */
-#define SSB_CHIPCO_CAP_EXTBUS 0x000000C0 /* External buses present */
-#define SSB_CHIPCO_CAP_FLASHT 0x00000700 /* Flash Type */
-#define SSB_CHIPCO_FLASHT_NONE 0x00000000 /* No flash */
-#define SSB_CHIPCO_FLASHT_STSER 0x00000100 /* ST serial flash */
-#define SSB_CHIPCO_FLASHT_ATSER 0x00000200 /* Atmel serial flash */
-#define SSB_CHIPCO_FLASHT_PARA 0x00000700 /* Parallel flash */
-#define SSB_CHIPCO_CAP_PLLT 0x00038000 /* PLL Type */
-#define SSB_PLLTYPE_NONE 0x00000000
-#define SSB_PLLTYPE_1 0x00010000 /* 48Mhz base, 3 dividers */
-#define SSB_PLLTYPE_2 0x00020000 /* 48Mhz, 4 dividers */
-#define SSB_PLLTYPE_3 0x00030000 /* 25Mhz, 2 dividers */
-#define SSB_PLLTYPE_4 0x00008000 /* 48Mhz, 4 dividers */
-#define SSB_PLLTYPE_5 0x00018000 /* 25Mhz, 4 dividers */
-#define SSB_PLLTYPE_6 0x00028000 /* 100/200 or 120/240 only */
-#define SSB_PLLTYPE_7 0x00038000 /* 25Mhz, 4 dividers */
-#define SSB_CHIPCO_CAP_PCTL 0x00040000 /* Power Control */
-#define SSB_CHIPCO_CAP_OTPS 0x00380000 /* OTP size */
-#define SSB_CHIPCO_CAP_OTPS_SHIFT 19
-#define SSB_CHIPCO_CAP_OTPS_BASE 5
-#define SSB_CHIPCO_CAP_JTAGM 0x00400000 /* JTAG master present */
-#define SSB_CHIPCO_CAP_BROM 0x00800000 /* Internal boot ROM active */
-#define SSB_CHIPCO_CAP_64BIT 0x08000000 /* 64-bit Backplane */
-#define SSB_CHIPCO_CORECTL 0x0008
-#define SSB_CHIPCO_CORECTL_UARTCLK0 0x00000001 /* Drive UART with internal clock */
-#define SSB_CHIPCO_CORECTL_SE 0x00000002 /* sync clk out enable (corerev >= 3) */
-#define SSB_CHIPCO_BIST 0x000C
-#define SSB_CHIPCO_OTPS 0x0010 /* OTP status */
-#define SSB_CHIPCO_OTPS_PROGFAIL 0x80000000
-#define SSB_CHIPCO_OTPS_PROTECT 0x00000007
-#define SSB_CHIPCO_OTPS_HW_PROTECT 0x00000001
-#define SSB_CHIPCO_OTPS_SW_PROTECT 0x00000002
-#define SSB_CHIPCO_OTPS_CID_PROTECT 0x00000004
-#define SSB_CHIPCO_OTPC 0x0014 /* OTP control */
-#define SSB_CHIPCO_OTPC_RECWAIT 0xFF000000
-#define SSB_CHIPCO_OTPC_PROGWAIT 0x00FFFF00
-#define SSB_CHIPCO_OTPC_PRW_SHIFT 8
-#define SSB_CHIPCO_OTPC_MAXFAIL 0x00000038
-#define SSB_CHIPCO_OTPC_VSEL 0x00000006
-#define SSB_CHIPCO_OTPC_SELVL 0x00000001
-#define SSB_CHIPCO_OTPP 0x0018 /* OTP prog */
-#define SSB_CHIPCO_OTPP_COL 0x000000FF
-#define SSB_CHIPCO_OTPP_ROW 0x0000FF00
-#define SSB_CHIPCO_OTPP_ROW_SHIFT 8
-#define SSB_CHIPCO_OTPP_READERR 0x10000000
-#define SSB_CHIPCO_OTPP_VALUE 0x20000000
-#define SSB_CHIPCO_OTPP_READ 0x40000000
-#define SSB_CHIPCO_OTPP_START 0x80000000
-#define SSB_CHIPCO_OTPP_BUSY 0x80000000
-#define SSB_CHIPCO_IRQSTAT 0x0020
-#define SSB_CHIPCO_IRQMASK 0x0024
-#define SSB_CHIPCO_IRQ_GPIO 0x00000001 /* gpio intr */
-#define SSB_CHIPCO_IRQ_EXT 0x00000002 /* ro: ext intr pin (corerev >= 3) */
-#define SSB_CHIPCO_IRQ_WDRESET 0x80000000 /* watchdog reset occurred */
-#define SSB_CHIPCO_CHIPCTL 0x0028 /* Rev >= 11 only */
-#define SSB_CHIPCO_CHIPSTAT 0x002C /* Rev >= 11 only */
-#define SSB_CHIPCO_JCMD 0x0030 /* Rev >= 10 only */
-#define SSB_CHIPCO_JCMD_START 0x80000000
-#define SSB_CHIPCO_JCMD_BUSY 0x80000000
-#define SSB_CHIPCO_JCMD_PAUSE 0x40000000
-#define SSB_CHIPCO_JCMD0_ACC_MASK 0x0000F000
-#define SSB_CHIPCO_JCMD0_ACC_IRDR 0x00000000
-#define SSB_CHIPCO_JCMD0_ACC_DR 0x00001000
-#define SSB_CHIPCO_JCMD0_ACC_IR 0x00002000
-#define SSB_CHIPCO_JCMD0_ACC_RESET 0x00003000
-#define SSB_CHIPCO_JCMD0_ACC_IRPDR 0x00004000
-#define SSB_CHIPCO_JCMD0_ACC_PDR 0x00005000
-#define SSB_CHIPCO_JCMD0_IRW_MASK 0x00000F00
-#define SSB_CHIPCO_JCMD_ACC_MASK 0x000F0000 /* Changes for corerev 11 */
-#define SSB_CHIPCO_JCMD_ACC_IRDR 0x00000000
-#define SSB_CHIPCO_JCMD_ACC_DR 0x00010000
-#define SSB_CHIPCO_JCMD_ACC_IR 0x00020000
-#define SSB_CHIPCO_JCMD_ACC_RESET 0x00030000
-#define SSB_CHIPCO_JCMD_ACC_IRPDR 0x00040000
-#define SSB_CHIPCO_JCMD_ACC_PDR 0x00050000
-#define SSB_CHIPCO_JCMD_IRW_MASK 0x00001F00
-#define SSB_CHIPCO_JCMD_IRW_SHIFT 8
-#define SSB_CHIPCO_JCMD_DRW_MASK 0x0000003F
-#define SSB_CHIPCO_JIR 0x0034 /* Rev >= 10 only */
-#define SSB_CHIPCO_JDR 0x0038 /* Rev >= 10 only */
-#define SSB_CHIPCO_JCTL 0x003C /* Rev >= 10 only */
-#define SSB_CHIPCO_JCTL_FORCE_CLK 4 /* Force clock */
-#define SSB_CHIPCO_JCTL_EXT_EN 2 /* Enable external targets */
-#define SSB_CHIPCO_JCTL_EN 1 /* Enable Jtag master */
-#define SSB_CHIPCO_FLASHCTL 0x0040
-#define SSB_CHIPCO_FLASHCTL_START 0x80000000
-#define SSB_CHIPCO_FLASHCTL_BUSY SSB_CHIPCO_FLASHCTL_START
-#define SSB_CHIPCO_FLASHADDR 0x0044
-#define SSB_CHIPCO_FLASHDATA 0x0048
-#define SSB_CHIPCO_BCAST_ADDR 0x0050
-#define SSB_CHIPCO_BCAST_DATA 0x0054
-#define SSB_CHIPCO_GPIOIN 0x0060
-#define SSB_CHIPCO_GPIOOUT 0x0064
-#define SSB_CHIPCO_GPIOOUTEN 0x0068
-#define SSB_CHIPCO_GPIOCTL 0x006C
-#define SSB_CHIPCO_GPIOPOL 0x0070
-#define SSB_CHIPCO_GPIOIRQ 0x0074
-#define SSB_CHIPCO_WATCHDOG 0x0080
-#define SSB_CHIPCO_GPIOTIMER 0x0088 /* LED powersave (corerev >= 16) */
-#define SSB_CHIPCO_GPIOTIMER_ONTIME_SHIFT 16
-#define SSB_CHIPCO_GPIOTOUTM 0x008C /* LED powersave (corerev >= 16) */
-#define SSB_CHIPCO_CLOCK_N 0x0090
-#define SSB_CHIPCO_CLOCK_SB 0x0094
-#define SSB_CHIPCO_CLOCK_PCI 0x0098
-#define SSB_CHIPCO_CLOCK_M2 0x009C
-#define SSB_CHIPCO_CLOCK_MIPS 0x00A0
-#define SSB_CHIPCO_CLKDIV 0x00A4 /* Rev >= 3 only */
-#define SSB_CHIPCO_CLKDIV_SFLASH 0x0F000000
-#define SSB_CHIPCO_CLKDIV_SFLASH_SHIFT 24
-#define SSB_CHIPCO_CLKDIV_OTP 0x000F0000
-#define SSB_CHIPCO_CLKDIV_OTP_SHIFT 16
-#define SSB_CHIPCO_CLKDIV_JTAG 0x00000F00
-#define SSB_CHIPCO_CLKDIV_JTAG_SHIFT 8
-#define SSB_CHIPCO_CLKDIV_UART 0x000000FF
-#define SSB_CHIPCO_PLLONDELAY 0x00B0 /* Rev >= 4 only */
-#define SSB_CHIPCO_FREFSELDELAY 0x00B4 /* Rev >= 4 only */
-#define SSB_CHIPCO_SLOWCLKCTL 0x00B8 /* 6 <= Rev <= 9 only */
-#define SSB_CHIPCO_SLOWCLKCTL_SRC 0x00000007 /* slow clock source mask */
-#define SSB_CHIPCO_SLOWCLKCTL_SRC_LPO 0x00000000 /* source of slow clock is LPO */
-#define SSB_CHIPCO_SLOWCLKCTL_SRC_XTAL 0x00000001 /* source of slow clock is crystal */
-#define SSB_CHIPCO_SLOECLKCTL_SRC_PCI 0x00000002 /* source of slow clock is PCI */
-#define SSB_CHIPCO_SLOWCLKCTL_LPOFREQ 0x00000200 /* LPOFreqSel, 1: 160Khz, 0: 32KHz */
-#define SSB_CHIPCO_SLOWCLKCTL_LPOPD 0x00000400 /* LPOPowerDown, 1: LPO is disabled, 0: LPO is enabled */
-#define SSB_CHIPCO_SLOWCLKCTL_FSLOW 0x00000800 /* ForceSlowClk, 1: sb/cores running on slow clock, 0: power logic control */
-#define SSB_CHIPCO_SLOWCLKCTL_IPLL 0x00001000 /* IgnorePllOffReq, 1/0: power logic ignores/honors PLL clock disable requests from core */
-#define SSB_CHIPCO_SLOWCLKCTL_ENXTAL 0x00002000 /* XtalControlEn, 1/0: power logic does/doesn't disable crystal when appropriate */
-#define SSB_CHIPCO_SLOWCLKCTL_XTALPU 0x00004000 /* XtalPU (RO), 1/0: crystal running/disabled */
-#define SSB_CHIPCO_SLOWCLKCTL_CLKDIV 0xFFFF0000 /* ClockDivider (SlowClk = 1/(4+divisor)) */
-#define SSB_CHIPCO_SLOWCLKCTL_CLKDIV_SHIFT 16
-#define SSB_CHIPCO_SYSCLKCTL 0x00C0 /* Rev >= 3 only */
-#define SSB_CHIPCO_SYSCLKCTL_IDLPEN 0x00000001 /* ILPen: Enable Idle Low Power */
-#define SSB_CHIPCO_SYSCLKCTL_ALPEN 0x00000002 /* ALPen: Enable Active Low Power */
-#define SSB_CHIPCO_SYSCLKCTL_PLLEN 0x00000004 /* ForcePLLOn */
-#define SSB_CHIPCO_SYSCLKCTL_FORCEALP 0x00000008 /* Force ALP (or HT if ALPen is not set */
-#define SSB_CHIPCO_SYSCLKCTL_FORCEHT 0x00000010 /* Force HT */
-#define SSB_CHIPCO_SYSCLKCTL_CLKDIV 0xFFFF0000 /* ClkDiv (ILP = 1/(4+divisor)) */
-#define SSB_CHIPCO_SYSCLKCTL_CLKDIV_SHIFT 16
-#define SSB_CHIPCO_CLKSTSTR 0x00C4 /* Rev >= 3 only */
-#define SSB_CHIPCO_PCMCIA_CFG 0x0100
-#define SSB_CHIPCO_PCMCIA_MEMWAIT 0x0104
-#define SSB_CHIPCO_PCMCIA_ATTRWAIT 0x0108
-#define SSB_CHIPCO_PCMCIA_IOWAIT 0x010C
-#define SSB_CHIPCO_IDE_CFG 0x0110
-#define SSB_CHIPCO_IDE_MEMWAIT 0x0114
-#define SSB_CHIPCO_IDE_ATTRWAIT 0x0118
-#define SSB_CHIPCO_IDE_IOWAIT 0x011C
-#define SSB_CHIPCO_PROG_CFG 0x0120
-#define SSB_CHIPCO_PROG_WAITCNT 0x0124
-#define SSB_CHIPCO_FLASH_CFG 0x0128
-#define SSB_CHIPCO_FLASH_WAITCNT 0x012C
-#define SSB_CHIPCO_UART0_DATA 0x0300
-#define SSB_CHIPCO_UART0_IMR 0x0304
-#define SSB_CHIPCO_UART0_FCR 0x0308
-#define SSB_CHIPCO_UART0_LCR 0x030C
-#define SSB_CHIPCO_UART0_MCR 0x0310
-#define SSB_CHIPCO_UART0_LSR 0x0314
-#define SSB_CHIPCO_UART0_MSR 0x0318
-#define SSB_CHIPCO_UART0_SCRATCH 0x031C
-#define SSB_CHIPCO_UART1_DATA 0x0400
-#define SSB_CHIPCO_UART1_IMR 0x0404
-#define SSB_CHIPCO_UART1_FCR 0x0408
-#define SSB_CHIPCO_UART1_LCR 0x040C
-#define SSB_CHIPCO_UART1_MCR 0x0410
-#define SSB_CHIPCO_UART1_LSR 0x0414
-#define SSB_CHIPCO_UART1_MSR 0x0418
-#define SSB_CHIPCO_UART1_SCRATCH 0x041C
-
-
-
-/** Clockcontrol masks and values **/
-
-/* SSB_CHIPCO_CLOCK_N */
-#define SSB_CHIPCO_CLK_N1 0x0000003F /* n1 control */
-#define SSB_CHIPCO_CLK_N2 0x00003F00 /* n2 control */
-#define SSB_CHIPCO_CLK_N2_SHIFT 8
-#define SSB_CHIPCO_CLK_PLLC 0x000F0000 /* pll control */
-#define SSB_CHIPCO_CLK_PLLC_SHIFT 16
-
-/* SSB_CHIPCO_CLOCK_SB/PCI/UART */
-#define SSB_CHIPCO_CLK_M1 0x0000003F /* m1 control */
-#define SSB_CHIPCO_CLK_M2 0x00003F00 /* m2 control */
-#define SSB_CHIPCO_CLK_M2_SHIFT 8
-#define SSB_CHIPCO_CLK_M3 0x003F0000 /* m3 control */
-#define SSB_CHIPCO_CLK_M3_SHIFT 16
-#define SSB_CHIPCO_CLK_MC 0x1F000000 /* mux control */
-#define SSB_CHIPCO_CLK_MC_SHIFT 24
-
-/* N3M Clock control magic field values */
-#define SSB_CHIPCO_CLK_F6_2 0x02 /* A factor of 2 in */
-#define SSB_CHIPCO_CLK_F6_3 0x03 /* 6-bit fields like */
-#define SSB_CHIPCO_CLK_F6_4 0x05 /* N1, M1 or M3 */
-#define SSB_CHIPCO_CLK_F6_5 0x09
-#define SSB_CHIPCO_CLK_F6_6 0x11
-#define SSB_CHIPCO_CLK_F6_7 0x21
-
-#define SSB_CHIPCO_CLK_F5_BIAS 5 /* 5-bit fields get this added */
-
-#define SSB_CHIPCO_CLK_MC_BYPASS 0x08
-#define SSB_CHIPCO_CLK_MC_M1 0x04
-#define SSB_CHIPCO_CLK_MC_M1M2 0x02
-#define SSB_CHIPCO_CLK_MC_M1M2M3 0x01
-#define SSB_CHIPCO_CLK_MC_M1M3 0x11
-
-/* Type 2 Clock control magic field values */
-#define SSB_CHIPCO_CLK_T2_BIAS 2 /* n1, n2, m1 & m3 bias */
-#define SSB_CHIPCO_CLK_T2M2_BIAS 3 /* m2 bias */
-
-#define SSB_CHIPCO_CLK_T2MC_M1BYP 1
-#define SSB_CHIPCO_CLK_T2MC_M2BYP 2
-#define SSB_CHIPCO_CLK_T2MC_M3BYP 4
-
-/* Type 6 Clock control magic field values */
-#define SSB_CHIPCO_CLK_T6_MMASK 1 /* bits of interest in m */
-#define SSB_CHIPCO_CLK_T6_M0 120000000 /* sb clock for m = 0 */
-#define SSB_CHIPCO_CLK_T6_M1 100000000 /* sb clock for m = 1 */
-#define SSB_CHIPCO_CLK_SB2MIPS_T6(sb) (2 * (sb))
-
-/* Common clock base */
-#define SSB_CHIPCO_CLK_BASE1 24000000 /* Half the clock freq */
-#define SSB_CHIPCO_CLK_BASE2 12500000 /* Alternate crystal on some PLL's */
-
-/* Clock control values for 200Mhz in 5350 */
-#define SSB_CHIPCO_CLK_5350_N 0x0311
-#define SSB_CHIPCO_CLK_5350_M 0x04020009
-
-
-/** Bits in the config registers **/
-
-#define SSB_CHIPCO_CFG_EN 0x0001 /* Enable */
-#define SSB_CHIPCO_CFG_EXTM 0x000E /* Extif Mode */
-#define SSB_CHIPCO_CFG_EXTM_ASYNC 0x0002 /* Async/Parallel flash */
-#define SSB_CHIPCO_CFG_EXTM_SYNC 0x0004 /* Synchronous */
-#define SSB_CHIPCO_CFG_EXTM_PCMCIA 0x0008 /* PCMCIA */
-#define SSB_CHIPCO_CFG_EXTM_IDE 0x000A /* IDE */
-#define SSB_CHIPCO_CFG_DS16 0x0010 /* Data size, 0=8bit, 1=16bit */
-#define SSB_CHIPCO_CFG_CLKDIV 0x0060 /* Sync: Clock divisor */
-#define SSB_CHIPCO_CFG_CLKEN 0x0080 /* Sync: Clock enable */
-#define SSB_CHIPCO_CFG_BSTRO 0x0100 /* Sync: Size/Bytestrobe */
-
-
-/** Flash-specific control/status values */
-
-/* flashcontrol opcodes for ST flashes */
-#define SSB_CHIPCO_FLASHCTL_ST_WREN 0x0006 /* Write Enable */
-#define SSB_CHIPCO_FLASHCTL_ST_WRDIS 0x0004 /* Write Disable */
-#define SSB_CHIPCO_FLASHCTL_ST_RDSR 0x0105 /* Read Status Register */
-#define SSB_CHIPCO_FLASHCTL_ST_WRSR 0x0101 /* Write Status Register */
-#define SSB_CHIPCO_FLASHCTL_ST_READ 0x0303 /* Read Data Bytes */
-#define SSB_CHIPCO_FLASHCTL_ST_PP 0x0302 /* Page Program */
-#define SSB_CHIPCO_FLASHCTL_ST_SE 0x02D8 /* Sector Erase */
-#define SSB_CHIPCO_FLASHCTL_ST_BE 0x00C7 /* Bulk Erase */
-#define SSB_CHIPCO_FLASHCTL_ST_DP 0x00B9 /* Deep Power-down */
-#define SSB_CHIPCO_FLASHCTL_ST_RSIG 0x03AB /* Read Electronic Signature */
-
-/* Status register bits for ST flashes */
-#define SSB_CHIPCO_FLASHSTA_ST_WIP 0x01 /* Write In Progress */
-#define SSB_CHIPCO_FLASHSTA_ST_WEL 0x02 /* Write Enable Latch */
-#define SSB_CHIPCO_FLASHSTA_ST_BP 0x1C /* Block Protect */
-#define SSB_CHIPCO_FLASHSTA_ST_BP_SHIFT 2
-#define SSB_CHIPCO_FLASHSTA_ST_SRWD 0x80 /* Status Register Write Disable */
-
-/* flashcontrol opcodes for Atmel flashes */
-#define SSB_CHIPCO_FLASHCTL_AT_READ 0x07E8
-#define SSB_CHIPCO_FLASHCTL_AT_PAGE_READ 0x07D2
-#define SSB_CHIPCO_FLASHCTL_AT_BUF1_READ /* FIXME */
-#define SSB_CHIPCO_FLASHCTL_AT_BUF2_READ /* FIXME */
-#define SSB_CHIPCO_FLASHCTL_AT_STATUS 0x01D7
-#define SSB_CHIPCO_FLASHCTL_AT_BUF1_WRITE 0x0384
-#define SSB_CHIPCO_FLASHCTL_AT_BUF2_WRITE 0x0387
-#define SSB_CHIPCO_FLASHCTL_AT_BUF1_ERASE_PRGM 0x0283 /* Erase program */
-#define SSB_CHIPCO_FLASHCTL_AT_BUF2_ERASE_PRGM 0x0286 /* Erase program */
-#define SSB_CHIPCO_FLASHCTL_AT_BUF1_PROGRAM 0x0288
-#define SSB_CHIPCO_FLASHCTL_AT_BUF2_PROGRAM 0x0289
-#define SSB_CHIPCO_FLASHCTL_AT_PAGE_ERASE 0x0281
-#define SSB_CHIPCO_FLASHCTL_AT_BLOCK_ERASE 0x0250
-#define SSB_CHIPCO_FLASHCTL_AT_BUF1_WRER_PRGM 0x0382 /* Write erase program */
-#define SSB_CHIPCO_FLASHCTL_AT_BUF2_WRER_PRGM 0x0385 /* Write erase program */
-#define SSB_CHIPCO_FLASHCTL_AT_BUF1_LOAD 0x0253
-#define SSB_CHIPCO_FLASHCTL_AT_BUF2_LOAD 0x0255
-#define SSB_CHIPCO_FLASHCTL_AT_BUF1_COMPARE 0x0260
-#define SSB_CHIPCO_FLASHCTL_AT_BUF2_COMPARE 0x0261
-#define SSB_CHIPCO_FLASHCTL_AT_BUF1_REPROGRAM 0x0258
-#define SSB_CHIPCO_FLASHCTL_AT_BUF2_REPROGRAM 0x0259
-
-/* Status register bits for Atmel flashes */
-#define SSB_CHIPCO_FLASHSTA_AT_READY 0x80
-#define SSB_CHIPCO_FLASHSTA_AT_MISMATCH 0x40
-#define SSB_CHIPCO_FLASHSTA_AT_ID 0x38
-#define SSB_CHIPCO_FLASHSTA_AT_ID_SHIFT 3
-
-
-/** OTP **/
-
-/* OTP regions */
-#define SSB_CHIPCO_OTP_HW_REGION SSB_CHIPCO_OTPS_HW_PROTECT
-#define SSB_CHIPCO_OTP_SW_REGION SSB_CHIPCO_OTPS_SW_PROTECT
-#define SSB_CHIPCO_OTP_CID_REGION SSB_CHIPCO_OTPS_CID_PROTECT
-
-/* OTP regions (Byte offsets from otp size) */
-#define SSB_CHIPCO_OTP_SWLIM_OFF (-8)
-#define SSB_CHIPCO_OTP_CIDBASE_OFF 0
-#define SSB_CHIPCO_OTP_CIDLIM_OFF 8
-
-/* Predefined OTP words (Word offset from otp size) */
-#define SSB_CHIPCO_OTP_BOUNDARY_OFF (-4)
-#define SSB_CHIPCO_OTP_HWSIGN_OFF (-3)
-#define SSB_CHIPCO_OTP_SWSIGN_OFF (-2)
-#define SSB_CHIPCO_OTP_CIDSIGN_OFF (-1)
-
-#define SSB_CHIPCO_OTP_CID_OFF 0
-#define SSB_CHIPCO_OTP_PKG_OFF 1
-#define SSB_CHIPCO_OTP_FID_OFF 2
-#define SSB_CHIPCO_OTP_RSV_OFF 3
-#define SSB_CHIPCO_OTP_LIM_OFF 4
-
-#define SSB_CHIPCO_OTP_SIGNATURE 0x578A
-#define SSB_CHIPCO_OTP_MAGIC 0x4E56
-
-
-struct ssb_device;
-struct ssb_serial_port;
-
-struct ssb_chipcommon {
- struct ssb_device *dev;
- u32 capabilities;
- /* Fast Powerup Delay constant */
- u16 fast_pwrup_delay;
-};
-
-extern void ssb_chipcommon_init(struct ssb_chipcommon *cc);
-
-#include <linux/pm.h>
-extern void ssb_chipco_suspend(struct ssb_chipcommon *cc, pm_message_t state);
-extern void ssb_chipco_resume(struct ssb_chipcommon *cc);
-
-extern void ssb_chipco_get_clockcpu(struct ssb_chipcommon *cc,
- u32 *plltype, u32 *n, u32 *m);
-extern void ssb_chipco_get_clockcontrol(struct ssb_chipcommon *cc,
- u32 *plltype, u32 *n, u32 *m);
-extern void ssb_chipco_timing_init(struct ssb_chipcommon *cc,
- unsigned long ns_per_cycle);
-
-enum ssb_clkmode {
- SSB_CLKMODE_SLOW,
- SSB_CLKMODE_FAST,
- SSB_CLKMODE_DYNAMIC,
-};
-
-extern void ssb_chipco_set_clockmode(struct ssb_chipcommon *cc,
- enum ssb_clkmode mode);
-
-extern void ssb_chipco_watchdog_timer_set(struct ssb_chipcommon *cc,
- u32 ticks);
-
-u32 ssb_chipco_gpio_in(struct ssb_chipcommon *cc, u32 mask);
-
-void ssb_chipco_gpio_out(struct ssb_chipcommon *cc, u32 mask, u32 value);
-
-void ssb_chipco_gpio_outen(struct ssb_chipcommon *cc, u32 mask, u32 value);
-
-#ifdef CONFIG_SSB_SERIAL
-extern int ssb_chipco_serial_init(struct ssb_chipcommon *cc,
- struct ssb_serial_port *ports);
-#endif /* CONFIG_SSB_SERIAL */
-
-#endif /* LINUX_SSB_CHIPCO_H_ */
+++ /dev/null
-/*
- * Hardware-specific External Interface I/O core definitions
- * for the BCM47xx family of SiliconBackplane-based chips.
- *
- * The External Interface core supports a total of three external chip selects
- * supporting external interfaces. One of the external chip selects is
- * used for Flash, one is used for PCMCIA, and the other may be
- * programmed to support either a synchronous interface or an
- * asynchronous interface. The asynchronous interface can be used to
- * support external devices such as UARTs and the BCM2019 Bluetooth
- * baseband processor.
- * The external interface core also contains 2 on-chip 16550 UARTs, clock
- * frequency control, a watchdog interrupt timer, and a GPIO interface.
- *
- * Copyright 2005, Broadcom Corporation
- * Copyright 2006, Michael Buesch
- *
- * Licensed under the GPL version 2. See COPYING for details.
- */
-#ifndef LINUX_SSB_EXTIFCORE_H_
-#define LINUX_SSB_EXTIFCORE_H_
-
-/* external interface address space */
-#define SSB_EXTIF_PCMCIA_MEMBASE(x) (x)
-#define SSB_EXTIF_PCMCIA_IOBASE(x) ((x) + 0x100000)
-#define SSB_EXTIF_PCMCIA_CFGBASE(x) ((x) + 0x200000)
-#define SSB_EXTIF_CFGIF_BASE(x) ((x) + 0x800000)
-#define SSB_EXTIF_FLASH_BASE(x) ((x) + 0xc00000)
-
-#define SSB_EXTIF_NR_GPIOOUT 5
-/* GPIO NOTE:
- * The multiple instances of output and output enable registers
- * are present to allow driver software for multiple cores to control
- * gpio outputs without needing to share a single register pair.
- * Use the following helper macro to get a register offset value.
- */
-#define SSB_EXTIF_GPIO_OUT(index) ({ \
- BUILD_BUG_ON(index >= SSB_EXTIF_NR_GPIOOUT); \
- SSB_EXTIF_GPIO_OUT_BASE + ((index) * 8); \
- })
-#define SSB_EXTIF_GPIO_OUTEN(index) ({ \
- BUILD_BUG_ON(index >= SSB_EXTIF_NR_GPIOOUT); \
- SSB_EXTIF_GPIO_OUTEN_BASE + ((index) * 8); \
- })
-
-/** EXTIF core registers **/
-
-#define SSB_EXTIF_CTL 0x0000
-#define SSB_EXTIF_CTL_UARTEN (1 << 0) /* UART enable */
-#define SSB_EXTIF_EXTSTAT 0x0004
-#define SSB_EXTIF_EXTSTAT_EMODE (1 << 0) /* Endian mode (ro) */
-#define SSB_EXTIF_EXTSTAT_EIRQPIN (1 << 1) /* External interrupt pin (ro) */
-#define SSB_EXTIF_EXTSTAT_GPIOIRQPIN (1 << 2) /* GPIO interrupt pin (ro) */
-#define SSB_EXTIF_PCMCIA_CFG 0x0010
-#define SSB_EXTIF_PCMCIA_MEMWAIT 0x0014
-#define SSB_EXTIF_PCMCIA_ATTRWAIT 0x0018
-#define SSB_EXTIF_PCMCIA_IOWAIT 0x001C
-#define SSB_EXTIF_PROG_CFG 0x0020
-#define SSB_EXTIF_PROG_WAITCNT 0x0024
-#define SSB_EXTIF_FLASH_CFG 0x0028
-#define SSB_EXTIF_FLASH_WAITCNT 0x002C
-#define SSB_EXTIF_WATCHDOG 0x0040
-#define SSB_EXTIF_CLOCK_N 0x0044
-#define SSB_EXTIF_CLOCK_SB 0x0048
-#define SSB_EXTIF_CLOCK_PCI 0x004C
-#define SSB_EXTIF_CLOCK_MII 0x0050
-#define SSB_EXTIF_GPIO_IN 0x0060
-#define SSB_EXTIF_GPIO_OUT_BASE 0x0064
-#define SSB_EXTIF_GPIO_OUTEN_BASE 0x0068
-#define SSB_EXTIF_EJTAG_OUTEN 0x0090
-#define SSB_EXTIF_GPIO_INTPOL 0x0094
-#define SSB_EXTIF_GPIO_INTMASK 0x0098
-#define SSB_EXTIF_UART_DATA 0x0300
-#define SSB_EXTIF_UART_TIMER 0x0310
-#define SSB_EXTIF_UART_FCR 0x0320
-#define SSB_EXTIF_UART_LCR 0x0330
-#define SSB_EXTIF_UART_MCR 0x0340
-#define SSB_EXTIF_UART_LSR 0x0350
-#define SSB_EXTIF_UART_MSR 0x0360
-#define SSB_EXTIF_UART_SCRATCH 0x0370
-
-
-
-
-/* pcmcia/prog/flash_config */
-#define SSB_EXTCFG_EN (1 << 0) /* enable */
-#define SSB_EXTCFG_MODE 0xE /* mode */
-#define SSB_EXTCFG_MODE_SHIFT 1
-#define SSB_EXTCFG_MODE_FLASH 0x0 /* flash/asynchronous mode */
-#define SSB_EXTCFG_MODE_SYNC 0x2 /* synchronous mode */
-#define SSB_EXTCFG_MODE_PCMCIA 0x4 /* pcmcia mode */
-#define SSB_EXTCFG_DS16 (1 << 4) /* destsize: 0=8bit, 1=16bit */
-#define SSB_EXTCFG_BSWAP (1 << 5) /* byteswap */
-#define SSB_EXTCFG_CLKDIV 0xC0 /* clock divider */
-#define SSB_EXTCFG_CLKDIV_SHIFT 6
-#define SSB_EXTCFG_CLKDIV_2 0x0 /* backplane/2 */
-#define SSB_EXTCFG_CLKDIV_3 0x40 /* backplane/3 */
-#define SSB_EXTCFG_CLKDIV_4 0x80 /* backplane/4 */
-#define SSB_EXTCFG_CLKEN (1 << 8) /* clock enable */
-#define SSB_EXTCFG_STROBE (1 << 9) /* size/bytestrobe (synch only) */
-
-/* pcmcia_memwait */
-#define SSB_PCMCIA_MEMW_0 0x0000003F /* waitcount0 */
-#define SSB_PCMCIA_MEMW_1 0x00001F00 /* waitcount1 */
-#define SSB_PCMCIA_MEMW_1_SHIFT 8
-#define SSB_PCMCIA_MEMW_2 0x001F0000 /* waitcount2 */
-#define SSB_PCMCIA_MEMW_2_SHIFT 16
-#define SSB_PCMCIA_MEMW_3 0x1F000000 /* waitcount3 */
-#define SSB_PCMCIA_MEMW_3_SHIFT 24
-
-/* pcmcia_attrwait */
-#define SSB_PCMCIA_ATTW_0 0x0000003F /* waitcount0 */
-#define SSB_PCMCIA_ATTW_1 0x00001F00 /* waitcount1 */
-#define SSB_PCMCIA_ATTW_1_SHIFT 8
-#define SSB_PCMCIA_ATTW_2 0x001F0000 /* waitcount2 */
-#define SSB_PCMCIA_ATTW_2_SHIFT 16
-#define SSB_PCMCIA_ATTW_3 0x1F000000 /* waitcount3 */
-#define SSB_PCMCIA_ATTW_3_SHIFT 24
-
-/* pcmcia_iowait */
-#define SSB_PCMCIA_IOW_0 0x0000003F /* waitcount0 */
-#define SSB_PCMCIA_IOW_1 0x00001F00 /* waitcount1 */
-#define SSB_PCMCIA_IOW_1_SHIFT 8
-#define SSB_PCMCIA_IOW_2 0x001F0000 /* waitcount2 */
-#define SSB_PCMCIA_IOW_2_SHIFT 16
-#define SSB_PCMCIA_IOW_3 0x1F000000 /* waitcount3 */
-#define SSB_PCMCIA_IOW_3_SHIFT 24
-
-/* prog_waitcount */
-#define SSB_PROG_WCNT_0 0x0000001F /* waitcount0 */
-#define SSB_PROG_WCNT_1 0x00001F00 /* waitcount1 */
-#define SSB_PROG_WCNT_1_SHIFT 8
-#define SSB_PROG_WCNT_2 0x001F0000 /* waitcount2 */
-#define SSB_PROG_WCNT_2_SHIFT 16
-#define SSB_PROG_WCNT_3 0x1F000000 /* waitcount3 */
-#define SSB_PROG_WCNT_3_SHIFT 24
-
-#define SSB_PROG_W0 0x0000000C
-#define SSB_PROG_W1 0x00000A00
-#define SSB_PROG_W2 0x00020000
-#define SSB_PROG_W3 0x01000000
-
-/* flash_waitcount */
-#define SSB_FLASH_WCNT_0 0x0000001F /* waitcount0 */
-#define SSB_FLASH_WCNT_1 0x00001F00 /* waitcount1 */
-#define SSB_FLASH_WCNT_1_SHIFT 8
-#define SSB_FLASH_WCNT_2 0x001F0000 /* waitcount2 */
-#define SSB_FLASH_WCNT_2_SHIFT 16
-#define SSB_FLASH_WCNT_3 0x1F000000 /* waitcount3 */
-#define SSB_FLASH_WCNT_3_SHIFT 24
-
-/* watchdog */
-#define SSB_EXTIF_WATCHDOG_CLK 48000000 /* Hz */
-
-
-
-#ifdef CONFIG_SSB_DRIVER_EXTIF
-
-struct ssb_extif {
- struct ssb_device *dev;
-};
-
-static inline bool ssb_extif_available(struct ssb_extif *extif)
-{
- return (extif->dev != NULL);
-}
-
-extern void ssb_extif_get_clockcontrol(struct ssb_extif *extif,
- u32 *plltype, u32 *n, u32 *m);
-
-extern void ssb_extif_timing_init(struct ssb_extif *extif,
- unsigned long ns);
-
-u32 ssb_extif_gpio_in(struct ssb_extif *extif, u32 mask);
-
-void ssb_extif_gpio_out(struct ssb_extif *extif, u32 mask, u32 value);
-
-void ssb_extif_gpio_outen(struct ssb_extif *extif, u32 mask, u32 value);
-
-#ifdef CONFIG_SSB_SERIAL
-extern int ssb_extif_serial_init(struct ssb_extif *extif,
- struct ssb_serial_port *ports);
-#endif /* CONFIG_SSB_SERIAL */
-
-
-#else /* CONFIG_SSB_DRIVER_EXTIF */
-/* extif disabled */
-
-struct ssb_extif {
-};
-
-static inline bool ssb_extif_available(struct ssb_extif *extif)
-{
- return 0;
-}
-
-static inline
-void ssb_extif_get_clockcontrol(struct ssb_extif *extif,
- u32 *plltype, u32 *n, u32 *m)
-{
-}
-
-#endif /* CONFIG_SSB_DRIVER_EXTIF */
-#endif /* LINUX_SSB_EXTIFCORE_H_ */
+++ /dev/null
-#ifndef LINUX_SSB_MIPSCORE_H_
-#define LINUX_SSB_MIPSCORE_H_
-
-#ifdef CONFIG_SSB_DRIVER_MIPS
-
-struct ssb_device;
-
-struct ssb_serial_port {
- void *regs;
- unsigned long clockspeed;
- unsigned int irq;
- unsigned int baud_base;
- unsigned int reg_shift;
-};
-
-
-struct ssb_mipscore {
- struct ssb_device *dev;
-
- int nr_serial_ports;
- struct ssb_serial_port serial_ports[4];
-
- u8 flash_buswidth;
- u32 flash_window;
- u32 flash_window_size;
-};
-
-extern void ssb_mipscore_init(struct ssb_mipscore *mcore);
-extern u32 ssb_cpu_clock(struct ssb_mipscore *mcore);
-
-extern unsigned int ssb_mips_irq(struct ssb_device *dev);
-
-
-#else /* CONFIG_SSB_DRIVER_MIPS */
-
-struct ssb_mipscore {
-};
-
-static inline
-void ssb_mipscore_init(struct ssb_mipscore *mcore)
-{
-}
-
-#endif /* CONFIG_SSB_DRIVER_MIPS */
-
-#endif /* LINUX_SSB_MIPSCORE_H_ */
+++ /dev/null
-#ifndef LINUX_SSB_PCICORE_H_
-#define LINUX_SSB_PCICORE_H_
-
-#ifdef CONFIG_SSB_DRIVER_PCICORE
-
-/* PCI core registers. */
-#define SSB_PCICORE_CTL 0x0000 /* PCI Control */
-#define SSB_PCICORE_CTL_RST_OE 0x00000001 /* PCI_RESET Output Enable */
-#define SSB_PCICORE_CTL_RST 0x00000002 /* PCI_RESET driven out to pin */
-#define SSB_PCICORE_CTL_CLK_OE 0x00000004 /* Clock gate Output Enable */
-#define SSB_PCICORE_CTL_CLK 0x00000008 /* Gate for clock driven out to pin */
-#define SSB_PCICORE_ARBCTL 0x0010 /* PCI Arbiter Control */
-#define SSB_PCICORE_ARBCTL_INTERN 0x00000001 /* Use internal arbiter */
-#define SSB_PCICORE_ARBCTL_EXTERN 0x00000002 /* Use external arbiter */
-#define SSB_PCICORE_ARBCTL_PARKID 0x00000006 /* Mask, selects which agent is parked on an idle bus */
-#define SSB_PCICORE_ARBCTL_PARKID_LAST 0x00000000 /* Last requestor */
-#define SSB_PCICORE_ARBCTL_PARKID_4710 0x00000002 /* 4710 */
-#define SSB_PCICORE_ARBCTL_PARKID_EXT0 0x00000004 /* External requestor 0 */
-#define SSB_PCICORE_ARBCTL_PARKID_EXT1 0x00000006 /* External requestor 1 */
-#define SSB_PCICORE_ISTAT 0x0020 /* Interrupt status */
-#define SSB_PCICORE_ISTAT_INTA 0x00000001 /* PCI INTA# */
-#define SSB_PCICORE_ISTAT_INTB 0x00000002 /* PCI INTB# */
-#define SSB_PCICORE_ISTAT_SERR 0x00000004 /* PCI SERR# (write to clear) */
-#define SSB_PCICORE_ISTAT_PERR 0x00000008 /* PCI PERR# (write to clear) */
-#define SSB_PCICORE_ISTAT_PME 0x00000010 /* PCI PME# */
-#define SSB_PCICORE_IMASK 0x0024 /* Interrupt mask */
-#define SSB_PCICORE_IMASK_INTA 0x00000001 /* PCI INTA# */
-#define SSB_PCICORE_IMASK_INTB 0x00000002 /* PCI INTB# */
-#define SSB_PCICORE_IMASK_SERR 0x00000004 /* PCI SERR# */
-#define SSB_PCICORE_IMASK_PERR 0x00000008 /* PCI PERR# */
-#define SSB_PCICORE_IMASK_PME 0x00000010 /* PCI PME# */
-#define SSB_PCICORE_MBOX 0x0028 /* Backplane to PCI Mailbox */
-#define SSB_PCICORE_MBOX_F0_0 0x00000100 /* PCI function 0, INT 0 */
-#define SSB_PCICORE_MBOX_F0_1 0x00000200 /* PCI function 0, INT 1 */
-#define SSB_PCICORE_MBOX_F1_0 0x00000400 /* PCI function 1, INT 0 */
-#define SSB_PCICORE_MBOX_F1_1 0x00000800 /* PCI function 1, INT 1 */
-#define SSB_PCICORE_MBOX_F2_0 0x00001000 /* PCI function 2, INT 0 */
-#define SSB_PCICORE_MBOX_F2_1 0x00002000 /* PCI function 2, INT 1 */
-#define SSB_PCICORE_MBOX_F3_0 0x00004000 /* PCI function 3, INT 0 */
-#define SSB_PCICORE_MBOX_F3_1 0x00008000 /* PCI function 3, INT 1 */
-#define SSB_PCICORE_BCAST_ADDR 0x0050 /* Backplane Broadcast Address */
-#define SSB_PCICORE_BCAST_ADDR_MASK 0x000000FF
-#define SSB_PCICORE_BCAST_DATA 0x0054 /* Backplane Broadcast Data */
-#define SSB_PCICORE_GPIO_IN 0x0060 /* rev >= 2 only */
-#define SSB_PCICORE_GPIO_OUT 0x0064 /* rev >= 2 only */
-#define SSB_PCICORE_GPIO_ENABLE 0x0068 /* rev >= 2 only */
-#define SSB_PCICORE_GPIO_CTL 0x006C /* rev >= 2 only */
-#define SSB_PCICORE_SBTOPCI0 0x0100 /* Backplane to PCI translation 0 (sbtopci0) */
-#define SSB_PCICORE_SBTOPCI0_MASK 0xFC000000
-#define SSB_PCICORE_SBTOPCI1 0x0104 /* Backplane to PCI translation 1 (sbtopci1) */
-#define SSB_PCICORE_SBTOPCI1_MASK 0xFC000000
-#define SSB_PCICORE_SBTOPCI2 0x0108 /* Backplane to PCI translation 2 (sbtopci2) */
-#define SSB_PCICORE_SBTOPCI2_MASK 0xC0000000
-
-/* SBtoPCIx */
-#define SSB_PCICORE_SBTOPCI_MEM 0x00000000
-#define SSB_PCICORE_SBTOPCI_IO 0x00000001
-#define SSB_PCICORE_SBTOPCI_CFG0 0x00000002
-#define SSB_PCICORE_SBTOPCI_CFG1 0x00000003
-#define SSB_PCICORE_SBTOPCI_PREF 0x00000004 /* Prefetch enable */
-#define SSB_PCICORE_SBTOPCI_BURST 0x00000008 /* Burst enable */
-#define SSB_PCICORE_SBTOPCI_MRM 0x00000020 /* Memory Read Multiple */
-#define SSB_PCICORE_SBTOPCI_RC 0x00000030 /* Read Command mask (rev >= 11) */
-#define SSB_PCICORE_SBTOPCI_RC_READ 0x00000000 /* Memory read */
-#define SSB_PCICORE_SBTOPCI_RC_READL 0x00000010 /* Memory read line */
-#define SSB_PCICORE_SBTOPCI_RC_READM 0x00000020 /* Memory read multiple */
-
-
-/* PCIcore specific boardflags */
-#define SSB_PCICORE_BFL_NOPCI 0x00000400 /* Board leaves PCI floating */
-
-
-struct ssb_pcicore {
- struct ssb_device *dev;
- u8 setup_done:1;
- u8 hostmode:1;
- u8 cardbusmode:1;
-};
-
-extern void ssb_pcicore_init(struct ssb_pcicore *pc);
-
-/* Enable IRQ routing for a specific device */
-extern int ssb_pcicore_dev_irqvecs_enable(struct ssb_pcicore *pc,
- struct ssb_device *dev);
-
-
-#else /* CONFIG_SSB_DRIVER_PCICORE */
-
-
-struct ssb_pcicore {
-};
-
-static inline
-void ssb_pcicore_init(struct ssb_pcicore *pc)
-{
-}
-
-static inline
-int ssb_pcicore_dev_irqvecs_enable(struct ssb_pcicore *pc,
- struct ssb_device *dev)
-{
- return 0;
-}
-
-#endif /* CONFIG_SSB_DRIVER_PCICORE */
-#endif /* LINUX_SSB_PCICORE_H_ */
+++ /dev/null
-#ifndef LINUX_SSB_REGS_H_
-#define LINUX_SSB_REGS_H_
-
-
-/* SiliconBackplane Address Map.
- * All regions may not exist on all chips.
- */
-#define SSB_SDRAM_BASE 0x00000000U /* Physical SDRAM */
-#define SSB_PCI_MEM 0x08000000U /* Host Mode sb2pcitranslation0 (64 MB) */
-#define SSB_PCI_CFG 0x0c000000U /* Host Mode sb2pcitranslation1 (64 MB) */
-#define SSB_SDRAM_SWAPPED 0x10000000U /* Byteswapped Physical SDRAM */
-#define SSB_ENUM_BASE 0x18000000U /* Enumeration space base */
-#define SSB_ENUM_LIMIT 0x18010000U /* Enumeration space limit */
-
-#define SSB_FLASH2 0x1c000000U /* Flash Region 2 (region 1 shadowed here) */
-#define SSB_FLASH2_SZ 0x02000000U /* Size of Flash Region 2 */
-
-#define SSB_EXTIF_BASE 0x1f000000U /* External Interface region base address */
-#define SSB_FLASH1 0x1fc00000U /* Flash Region 1 */
-#define SSB_FLASH1_SZ 0x00400000U /* Size of Flash Region 1 */
-
-#define SSB_PCI_DMA 0x40000000U /* Client Mode sb2pcitranslation2 (1 GB) */
-#define SSB_PCI_DMA_SZ 0x40000000U /* Client Mode sb2pcitranslation2 size in bytes */
-#define SSB_PCIE_DMA_L32 0x00000000U /* PCIE Client Mode sb2pcitranslation2 (2 ZettaBytes), low 32 bits */
-#define SSB_PCIE_DMA_H32 0x80000000U /* PCIE Client Mode sb2pcitranslation2 (2 ZettaBytes), high 32 bits */
-#define SSB_EUART (SSB_EXTIF_BASE + 0x00800000)
-#define SSB_LED (SSB_EXTIF_BASE + 0x00900000)
-
-
-/* Enumeration space constants */
-#define SSB_CORE_SIZE 0x1000 /* Size of a core MMIO area */
-#define SSB_MAX_NR_CORES ((SSB_ENUM_LIMIT - SSB_ENUM_BASE) / SSB_CORE_SIZE)
-
-
-/* mips address */
-#define SSB_EJTAG 0xff200000 /* MIPS EJTAG space (2M) */
-
-
-/* SSB PCI config space registers. */
-#define SSB_PMCSR 0x44
-#define SSB_PE 0x100
-#define SSB_BAR0_WIN 0x80 /* Backplane address space 0 */
-#define SSB_BAR1_WIN 0x84 /* Backplane address space 1 */
-#define SSB_SPROMCTL 0x88 /* SPROM control */
-#define SSB_SPROMCTL_WE 0x10 /* SPROM write enable */
-#define SSB_BAR1_CONTROL 0x8c /* Address space 1 burst control */
-#define SSB_PCI_IRQS 0x90 /* PCI interrupts */
-#define SSB_PCI_IRQMASK 0x94 /* PCI IRQ control and mask (pcirev >= 6 only) */
-#define SSB_BACKPLANE_IRQS 0x98 /* Backplane Interrupts */
-#define SSB_GPIO_IN 0xB0 /* GPIO Input (pcirev >= 3 only) */
-#define SSB_GPIO_OUT 0xB4 /* GPIO Output (pcirev >= 3 only) */
-#define SSB_GPIO_OUT_ENABLE 0xB8 /* GPIO Output Enable/Disable (pcirev >= 3 only) */
-#define SSB_GPIO_SCS 0x10 /* PCI config space bit 4 for 4306c0 slow clock source */
-#define SSB_GPIO_HWRAD 0x20 /* PCI config space GPIO 13 for hw radio disable */
-#define SSB_GPIO_XTAL 0x40 /* PCI config space GPIO 14 for Xtal powerup */
-#define SSB_GPIO_PLL 0x80 /* PCI config space GPIO 15 for PLL powerdown */
-
-
-#define SSB_BAR0_MAX_RETRIES 50
-
-/* Silicon backplane configuration register definitions */
-#define SSB_IPSFLAG 0x0F08
-#define SSB_IPSFLAG_IRQ1 0x0000003F /* which sbflags get routed to mips interrupt 1 */
-#define SSB_IPSFLAG_IRQ1_SHIFT 0
-#define SSB_IPSFLAG_IRQ2 0x00003F00 /* which sbflags get routed to mips interrupt 2 */
-#define SSB_IPSFLAG_IRQ2_SHIFT 8
-#define SSB_IPSFLAG_IRQ3 0x003F0000 /* which sbflags get routed to mips interrupt 3 */
-#define SSB_IPSFLAG_IRQ3_SHIFT 16
-#define SSB_IPSFLAG_IRQ4 0x3F000000 /* which sbflags get routed to mips interrupt 4 */
-#define SSB_IPSFLAG_IRQ4_SHIFT 24
-#define SSB_TPSFLAG 0x0F18
-#define SSB_TPSFLAG_BPFLAG 0x0000003F /* Backplane flag # */
-#define SSB_TPSFLAG_ALWAYSIRQ 0x00000040 /* IRQ is always sent on the Backplane */
-#define SSB_TMERRLOGA 0x0F48
-#define SSB_TMERRLOG 0x0F50
-#define SSB_ADMATCH3 0x0F60
-#define SSB_ADMATCH2 0x0F68
-#define SSB_ADMATCH1 0x0F70
-#define SSB_IMSTATE 0x0F90 /* SB Initiator Agent State */
-#define SSB_IMSTATE_PC 0x0000000f /* Pipe Count */
-#define SSB_IMSTATE_AP_MASK 0x00000030 /* Arbitration Priority */
-#define SSB_IMSTATE_AP_BOTH 0x00000000 /* Use both timeslices and token */
-#define SSB_IMSTATE_AP_TS 0x00000010 /* Use timeslices only */
-#define SSB_IMSTATE_AP_TK 0x00000020 /* Use token only */
-#define SSB_IMSTATE_AP_RSV 0x00000030 /* Reserved */
-#define SSB_IMSTATE_IBE 0x00020000 /* In Band Error */
-#define SSB_IMSTATE_TO 0x00040000 /* Timeout */
-#define SSB_INTVEC 0x0F94 /* SB Interrupt Mask */
-#define SSB_INTVEC_PCI 0x00000001 /* Enable interrupts for PCI */
-#define SSB_INTVEC_ENET0 0x00000002 /* Enable interrupts for enet 0 */
-#define SSB_INTVEC_ILINE20 0x00000004 /* Enable interrupts for iline20 */
-#define SSB_INTVEC_CODEC 0x00000008 /* Enable interrupts for v90 codec */
-#define SSB_INTVEC_USB 0x00000010 /* Enable interrupts for usb */
-#define SSB_INTVEC_EXTIF 0x00000020 /* Enable interrupts for external i/f */
-#define SSB_INTVEC_ENET1 0x00000040 /* Enable interrupts for enet 1 */
-#define SSB_TMSLOW 0x0F98 /* SB Target State Low */
-#define SSB_TMSLOW_RESET 0x00000001 /* Reset */
-#define SSB_TMSLOW_REJECT_22 0x00000002 /* Reject (Backplane rev 2.2) */
-#define SSB_TMSLOW_REJECT_23 0x00000004 /* Reject (Backplane rev 2.3) */
-#define SSB_TMSLOW_CLOCK 0x00010000 /* Clock Enable */
-#define SSB_TMSLOW_FGC 0x00020000 /* Force Gated Clocks On */
-#define SSB_TMSLOW_PE 0x40000000 /* Power Management Enable */
-#define SSB_TMSLOW_BE 0x80000000 /* BIST Enable */
-#define SSB_TMSHIGH 0x0F9C /* SB Target State High */
-#define SSB_TMSHIGH_SERR 0x00000001 /* S-error */
-#define SSB_TMSHIGH_INT 0x00000002 /* Interrupt */
-#define SSB_TMSHIGH_BUSY 0x00000004 /* Busy */
-#define SSB_TMSHIGH_TO 0x00000020 /* Timeout. Backplane rev >= 2.3 only */
-#define SSB_TMSHIGH_COREFL 0x1FFF0000 /* Core specific flags */
-#define SSB_TMSHIGH_COREFL_SHIFT 16
-#define SSB_TMSHIGH_DMA64 0x10000000 /* 64bit DMA supported */
-#define SSB_TMSHIGH_GCR 0x20000000 /* Gated Clock Request */
-#define SSB_TMSHIGH_BISTF 0x40000000 /* BIST Failed */
-#define SSB_TMSHIGH_BISTD 0x80000000 /* BIST Done */
-#define SSB_BWA0 0x0FA0
-#define SSB_IMCFGLO 0x0FA8
-#define SSB_IMCFGLO_SERTO 0x00000007 /* Service timeout */
-#define SSB_IMCFGLO_REQTO 0x00000070 /* Request timeout */
-#define SSB_IMCFGLO_REQTO_SHIFT 4
-#define SSB_IMCFGLO_CONNID 0x00FF0000 /* Connection ID */
-#define SSB_IMCFGLO_CONNID_SHIFT 16
-#define SSB_IMCFGHI 0x0FAC
-#define SSB_ADMATCH0 0x0FB0
-#define SSB_TMCFGLO 0x0FB8
-#define SSB_TMCFGHI 0x0FBC
-#define SSB_BCONFIG 0x0FC0
-#define SSB_BSTATE 0x0FC8
-#define SSB_ACTCFG 0x0FD8
-#define SSB_FLAGST 0x0FE8
-#define SSB_IDLOW 0x0FF8
-#define SSB_IDLOW_CFGSP 0x00000003 /* Config Space */
-#define SSB_IDLOW_ADDRNGE 0x00000038 /* Address Ranges supported */
-#define SSB_IDLOW_ADDRNGE_SHIFT 3
-#define SSB_IDLOW_SYNC 0x00000040
-#define SSB_IDLOW_INITIATOR 0x00000080
-#define SSB_IDLOW_MIBL 0x00000F00 /* Minimum Backplane latency */
-#define SSB_IDLOW_MIBL_SHIFT 8
-#define SSB_IDLOW_MABL 0x0000F000 /* Maximum Backplane latency */
-#define SSB_IDLOW_MABL_SHIFT 12
-#define SSB_IDLOW_TIF 0x00010000 /* This Initiator is first */
-#define SSB_IDLOW_CCW 0x000C0000 /* Cycle counter width */
-#define SSB_IDLOW_CCW_SHIFT 18
-#define SSB_IDLOW_TPT 0x00F00000 /* Target ports */
-#define SSB_IDLOW_TPT_SHIFT 20
-#define SSB_IDLOW_INITP 0x0F000000 /* Initiator ports */
-#define SSB_IDLOW_INITP_SHIFT 24
-#define SSB_IDLOW_SSBREV 0xF0000000 /* Sonics Backplane Revision code */
-#define SSB_IDLOW_SSBREV_22 0x00000000 /* <= 2.2 */
-#define SSB_IDLOW_SSBREV_23 0x10000000 /* 2.3 */
-#define SSB_IDLOW_SSBREV_24 0x40000000 /* ?? Found in BCM4328 */
-#define SSB_IDLOW_SSBREV_25 0x50000000 /* ?? Not Found yet */
-#define SSB_IDLOW_SSBREV_26 0x60000000 /* ?? Found in some BCM4311/2 */
-#define SSB_IDLOW_SSBREV_27 0x70000000 /* ?? Found in some BCM4311/2 */
-#define SSB_IDHIGH 0x0FFC /* SB Identification High */
-#define SSB_IDHIGH_RCLO 0x0000000F /* Revision Code (low part) */
-#define SSB_IDHIGH_CC 0x00008FF0 /* Core Code */
-#define SSB_IDHIGH_CC_SHIFT 4
-#define SSB_IDHIGH_RCHI 0x00007000 /* Revision Code (high part) */
-#define SSB_IDHIGH_RCHI_SHIFT 8 /* yes, shift 8 is right */
-#define SSB_IDHIGH_VC 0xFFFF0000 /* Vendor Code */
-#define SSB_IDHIGH_VC_SHIFT 16
-
-/* SPROM shadow area. If not otherwise noted, fields are
- * two bytes wide. Note that the SPROM can _only_ be read
- * in two-byte quantinies.
- */
-#define SSB_SPROMSIZE_WORDS 64
-#define SSB_SPROMSIZE_BYTES (SSB_SPROMSIZE_WORDS * sizeof(u16))
-#define SSB_SPROMSIZE_WORDS_R123 64
-#define SSB_SPROMSIZE_WORDS_R4 220
-#define SSB_SPROMSIZE_BYTES_R123 (SSB_SPROMSIZE_WORDS_R123 * sizeof(u16))
-#define SSB_SPROMSIZE_BYTES_R4 (SSB_SPROMSIZE_WORDS_R4 * sizeof(u16))
-#define SSB_SPROM_BASE 0x1000
-#define SSB_SPROM_REVISION 0x107E
-#define SSB_SPROM_REVISION_REV 0x00FF /* SPROM Revision number */
-#define SSB_SPROM_REVISION_CRC 0xFF00 /* SPROM CRC8 value */
-#define SSB_SPROM_REVISION_CRC_SHIFT 8
-
-/* SPROM Revision 1 */
-#define SSB_SPROM1_SPID 0x1004 /* Subsystem Product ID for PCI */
-#define SSB_SPROM1_SVID 0x1006 /* Subsystem Vendor ID for PCI */
-#define SSB_SPROM1_PID 0x1008 /* Product ID for PCI */
-#define SSB_SPROM1_IL0MAC 0x1048 /* 6 bytes MAC address for 802.11b/g */
-#define SSB_SPROM1_ET0MAC 0x104E /* 6 bytes MAC address for Ethernet */
-#define SSB_SPROM1_ET1MAC 0x1054 /* 6 bytes MAC address for 802.11a */
-#define SSB_SPROM1_ETHPHY 0x105A /* Ethernet PHY settings */
-#define SSB_SPROM1_ETHPHY_ET0A 0x001F /* MII Address for enet0 */
-#define SSB_SPROM1_ETHPHY_ET1A 0x03E0 /* MII Address for enet1 */
-#define SSB_SPROM1_ETHPHY_ET1A_SHIFT 5
-#define SSB_SPROM1_ETHPHY_ET0M (1<<14) /* MDIO for enet0 */
-#define SSB_SPROM1_ETHPHY_ET1M (1<<15) /* MDIO for enet1 */
-#define SSB_SPROM1_BINF 0x105C /* Board info */
-#define SSB_SPROM1_BINF_BREV 0x00FF /* Board Revision */
-#define SSB_SPROM1_BINF_CCODE 0x0F00 /* Country Code */
-#define SSB_SPROM1_BINF_CCODE_SHIFT 8
-#define SSB_SPROM1_BINF_ANTBG 0x3000 /* Available B-PHY and G-PHY antennas */
-#define SSB_SPROM1_BINF_ANTBG_SHIFT 12
-#define SSB_SPROM1_BINF_ANTA 0xC000 /* Available A-PHY antennas */
-#define SSB_SPROM1_BINF_ANTA_SHIFT 14
-#define SSB_SPROM1_PA0B0 0x105E
-#define SSB_SPROM1_PA0B1 0x1060
-#define SSB_SPROM1_PA0B2 0x1062
-#define SSB_SPROM1_GPIOA 0x1064 /* General Purpose IO pins 0 and 1 */
-#define SSB_SPROM1_GPIOA_P0 0x00FF /* Pin 0 */
-#define SSB_SPROM1_GPIOA_P1 0xFF00 /* Pin 1 */
-#define SSB_SPROM1_GPIOA_P1_SHIFT 8
-#define SSB_SPROM1_GPIOB 0x1066 /* General Purpuse IO pins 2 and 3 */
-#define SSB_SPROM1_GPIOB_P2 0x00FF /* Pin 2 */
-#define SSB_SPROM1_GPIOB_P3 0xFF00 /* Pin 3 */
-#define SSB_SPROM1_GPIOB_P3_SHIFT 8
-#define SSB_SPROM1_MAXPWR 0x1068 /* Power Amplifier Max Power */
-#define SSB_SPROM1_MAXPWR_BG 0x00FF /* B-PHY and G-PHY (in dBm Q5.2) */
-#define SSB_SPROM1_MAXPWR_A 0xFF00 /* A-PHY (in dBm Q5.2) */
-#define SSB_SPROM1_MAXPWR_A_SHIFT 8
-#define SSB_SPROM1_PA1B0 0x106A
-#define SSB_SPROM1_PA1B1 0x106C
-#define SSB_SPROM1_PA1B2 0x106E
-#define SSB_SPROM1_ITSSI 0x1070 /* Idle TSSI Target */
-#define SSB_SPROM1_ITSSI_BG 0x00FF /* B-PHY and G-PHY*/
-#define SSB_SPROM1_ITSSI_A 0xFF00 /* A-PHY */
-#define SSB_SPROM1_ITSSI_A_SHIFT 8
-#define SSB_SPROM1_BFLLO 0x1072 /* Boardflags (low 16 bits) */
-#define SSB_SPROM1_AGAIN 0x1074 /* Antenna Gain (in dBm Q5.2) */
-#define SSB_SPROM1_AGAIN_BG 0x00FF /* B-PHY and G-PHY */
-#define SSB_SPROM1_AGAIN_BG_SHIFT 0
-#define SSB_SPROM1_AGAIN_A 0xFF00 /* A-PHY */
-#define SSB_SPROM1_AGAIN_A_SHIFT 8
-
-/* SPROM Revision 2 (inherits from rev 1) */
-#define SSB_SPROM2_BFLHI 0x1038 /* Boardflags (high 16 bits) */
-#define SSB_SPROM2_MAXP_A 0x103A /* A-PHY Max Power */
-#define SSB_SPROM2_MAXP_A_HI 0x00FF /* Max Power High */
-#define SSB_SPROM2_MAXP_A_LO 0xFF00 /* Max Power Low */
-#define SSB_SPROM2_MAXP_A_LO_SHIFT 8
-#define SSB_SPROM2_PA1LOB0 0x103C /* A-PHY PowerAmplifier Low Settings */
-#define SSB_SPROM2_PA1LOB1 0x103E /* A-PHY PowerAmplifier Low Settings */
-#define SSB_SPROM2_PA1LOB2 0x1040 /* A-PHY PowerAmplifier Low Settings */
-#define SSB_SPROM2_PA1HIB0 0x1042 /* A-PHY PowerAmplifier High Settings */
-#define SSB_SPROM2_PA1HIB1 0x1044 /* A-PHY PowerAmplifier High Settings */
-#define SSB_SPROM2_PA1HIB2 0x1046 /* A-PHY PowerAmplifier High Settings */
-#define SSB_SPROM2_OPO 0x1078 /* OFDM Power Offset from CCK Level */
-#define SSB_SPROM2_OPO_VALUE 0x00FF
-#define SSB_SPROM2_OPO_UNUSED 0xFF00
-#define SSB_SPROM2_CCODE 0x107C /* Two char Country Code */
-
-/* SPROM Revision 3 (inherits most data from rev 2) */
-#define SSB_SPROM3_IL0MAC 0x104A /* 6 bytes MAC address for 802.11b/g */
-#define SSB_SPROM3_ET0MAC 0x1050 /* 6 bytes MAC address for Ethernet ?? */
-#define SSB_SPROM3_ET1MAC 0x1050 /* 6 bytes MAC address for 802.11a ?? */
-#define SSB_SPROM3_OFDMAPO 0x102C /* A-PHY OFDM Mid Power Offset (4 bytes, BigEndian) */
-#define SSB_SPROM3_OFDMALPO 0x1030 /* A-PHY OFDM Low Power Offset (4 bytes, BigEndian) */
-#define SSB_SPROM3_OFDMAHPO 0x1034 /* A-PHY OFDM High Power Offset (4 bytes, BigEndian) */
-#define SSB_SPROM3_GPIOLDC 0x1042 /* GPIO LED Powersave Duty Cycle (4 bytes, BigEndian) */
-#define SSB_SPROM3_GPIOLDC_OFF 0x0000FF00 /* Off Count */
-#define SSB_SPROM3_GPIOLDC_OFF_SHIFT 8
-#define SSB_SPROM3_GPIOLDC_ON 0x00FF0000 /* On Count */
-#define SSB_SPROM3_GPIOLDC_ON_SHIFT 16
-#define SSB_SPROM3_CCKPO 0x1078 /* CCK Power Offset */
-#define SSB_SPROM3_CCKPO_1M 0x000F /* 1M Rate PO */
-#define SSB_SPROM3_CCKPO_2M 0x00F0 /* 2M Rate PO */
-#define SSB_SPROM3_CCKPO_2M_SHIFT 4
-#define SSB_SPROM3_CCKPO_55M 0x0F00 /* 5.5M Rate PO */
-#define SSB_SPROM3_CCKPO_55M_SHIFT 8
-#define SSB_SPROM3_CCKPO_11M 0xF000 /* 11M Rate PO */
-#define SSB_SPROM3_CCKPO_11M_SHIFT 12
-#define SSB_SPROM3_OFDMGPO 0x107A /* G-PHY OFDM Power Offset (4 bytes, BigEndian) */
-
-/* SPROM Revision 4 */
-#define SSB_SPROM4_IL0MAC 0x104C /* 6 byte MAC address for a/b/g/n */
-#define SSB_SPROM4_ET0MAC 0x1018 /* 6 bytes MAC address for Ethernet ?? */
-#define SSB_SPROM4_ET1MAC 0x1018 /* 6 bytes MAC address for 802.11a ?? */
-#define SSB_SPROM4_ETHPHY 0x105A /* Ethernet PHY settings ?? */
-#define SSB_SPROM4_ETHPHY_ET0A 0x001F /* MII Address for enet0 */
-#define SSB_SPROM4_ETHPHY_ET1A 0x03E0 /* MII Address for enet1 */
-#define SSB_SPROM4_ETHPHY_ET1A_SHIFT 5
-#define SSB_SPROM4_ETHPHY_ET0M (1<<14) /* MDIO for enet0 */
-#define SSB_SPROM4_ETHPHY_ET1M (1<<15) /* MDIO for enet1 */
-#define SSB_SPROM4_CCODE 0x1052 /* Country Code (2 bytes) */
-#define SSB_SPROM4_ANTAVAIL 0x105D /* Antenna available bitfields */
-#define SSB_SPROM4_ANTAVAIL_A 0x00FF /* A-PHY bitfield */
-#define SSB_SPROM4_ANTAVAIL_A_SHIFT 0
-#define SSB_SPROM4_ANTAVAIL_BG 0xFF00 /* B-PHY and G-PHY bitfield */
-#define SSB_SPROM4_ANTAVAIL_BG_SHIFT 8
-#define SSB_SPROM4_BFLLO 0x1044 /* Boardflags (low 16 bits) */
-#define SSB_SPROM4_AGAIN01 0x105E /* Antenna Gain (in dBm Q5.2) */
-#define SSB_SPROM4_AGAIN0 0x00FF /* Antenna 0 */
-#define SSB_SPROM4_AGAIN0_SHIFT 0
-#define SSB_SPROM4_AGAIN1 0xFF00 /* Antenna 1 */
-#define SSB_SPROM4_AGAIN1_SHIFT 8
-#define SSB_SPROM4_AGAIN23 0x1060
-#define SSB_SPROM4_AGAIN2 0x00FF /* Antenna 2 */
-#define SSB_SPROM4_AGAIN2_SHIFT 0
-#define SSB_SPROM4_AGAIN3 0xFF00 /* Antenna 3 */
-#define SSB_SPROM4_AGAIN3_SHIFT 8
-#define SSB_SPROM4_BFLHI 0x1046 /* Board Flags Hi */
-#define SSB_SPROM4_MAXP_BG 0x1080 /* Max Power BG in path 1 */
-#define SSB_SPROM4_MAXP_BG_MASK 0x00FF /* Mask for Max Power BG */
-#define SSB_SPROM4_ITSSI_BG 0xFF00 /* Mask for path 1 itssi_bg */
-#define SSB_SPROM4_ITSSI_BG_SHIFT 8
-#define SSB_SPROM4_MAXP_A 0x108A /* Max Power A in path 1 */
-#define SSB_SPROM4_MAXP_A_MASK 0x00FF /* Mask for Max Power A */
-#define SSB_SPROM4_ITSSI_A 0xFF00 /* Mask for path 1 itssi_a */
-#define SSB_SPROM4_ITSSI_A_SHIFT 8
-#define SSB_SPROM4_GPIOA 0x1056 /* Gen. Purpose IO # 0 and 1 */
-#define SSB_SPROM4_GPIOA_P0 0x00FF /* Pin 0 */
-#define SSB_SPROM4_GPIOA_P1 0xFF00 /* Pin 1 */
-#define SSB_SPROM4_GPIOA_P1_SHIFT 8
-#define SSB_SPROM4_GPIOB 0x1058 /* Gen. Purpose IO # 2 and 3 */
-#define SSB_SPROM4_GPIOB_P2 0x00FF /* Pin 2 */
-#define SSB_SPROM4_GPIOB_P3 0xFF00 /* Pin 3 */
-#define SSB_SPROM4_GPIOB_P3_SHIFT 8
-#define SSB_SPROM4_PA0B0 0x1082 /* The paXbY locations are */
-#define SSB_SPROM4_PA0B1 0x1084 /* only guesses */
-#define SSB_SPROM4_PA0B2 0x1086
-#define SSB_SPROM4_PA1B0 0x108E
-#define SSB_SPROM4_PA1B1 0x1090
-#define SSB_SPROM4_PA1B2 0x1092
-
-/* Values for SSB_SPROM1_BINF_CCODE */
-enum {
- SSB_SPROM1CCODE_WORLD = 0,
- SSB_SPROM1CCODE_THAILAND,
- SSB_SPROM1CCODE_ISRAEL,
- SSB_SPROM1CCODE_JORDAN,
- SSB_SPROM1CCODE_CHINA,
- SSB_SPROM1CCODE_JAPAN,
- SSB_SPROM1CCODE_USA_CANADA_ANZ,
- SSB_SPROM1CCODE_EUROPE,
- SSB_SPROM1CCODE_USA_LOW,
- SSB_SPROM1CCODE_JAPAN_HIGH,
- SSB_SPROM1CCODE_ALL,
- SSB_SPROM1CCODE_NONE,
-};
-
-/* Address-Match values and masks (SSB_ADMATCHxxx) */
-#define SSB_ADM_TYPE 0x00000003 /* Address type */
-#define SSB_ADM_TYPE0 0
-#define SSB_ADM_TYPE1 1
-#define SSB_ADM_TYPE2 2
-#define SSB_ADM_AD64 0x00000004
-#define SSB_ADM_SZ0 0x000000F8 /* Type0 size */
-#define SSB_ADM_SZ0_SHIFT 3
-#define SSB_ADM_SZ1 0x000001F8 /* Type1 size */
-#define SSB_ADM_SZ1_SHIFT 3
-#define SSB_ADM_SZ2 0x000001F8 /* Type2 size */
-#define SSB_ADM_SZ2_SHIFT 3
-#define SSB_ADM_EN 0x00000400 /* Enable */
-#define SSB_ADM_NEG 0x00000800 /* Negative decode */
-#define SSB_ADM_BASE0 0xFFFFFF00 /* Type0 base address */
-#define SSB_ADM_BASE0_SHIFT 8
-#define SSB_ADM_BASE1 0xFFFFF000 /* Type1 base address for the core */
-#define SSB_ADM_BASE1_SHIFT 12
-#define SSB_ADM_BASE2 0xFFFF0000 /* Type2 base address for the core */
-#define SSB_ADM_BASE2_SHIFT 16
-
-
-#endif /* LINUX_SSB_REGS_H_ */
projects / oweals / openwrt.git / commitdiff