target/linux/ramips/files/arch/mips/ralink/rt305x/mach-nw718.c

   1 /*
   2  *  Netcore NW718 board support
   3  *
   4  *  Copyright (C) 2011 Gabor Juhos <juhosg@openwrt.org>
   5  *
   6  *  This program is free software; you can redistribute it and/or modify it
   7  *  under the terms of the GNU General Public License version 2 as published
   8  *  by the Free Software Foundation.
   9  */
  10
  11 #include <linux/init.h>
  12 #include <linux/platform_device.h>
  13 #include <linux/mtd/mtd.h>
  14 #include <linux/mtd/partitions.h>
  15 #include <linux/spi/spi.h>
  16 #include <linux/spi/flash.h>
  17
  18 #include <asm/mach-ralink/machine.h>
  19 #include <asm/mach-ralink/dev-gpio-buttons.h>
  20 #include <asm/mach-ralink/dev-gpio-leds.h>
  21 #include <asm/mach-ralink/rt305x.h>
  22 #include <asm/mach-ralink/rt305x_regs.h>
  23
  24 #include "devices.h"
  25
  26 #define NW718_GPIO_LED_USB              8
  27 #define NW718_GPIO_LED_CPU              13
  28 #define NW718_GPIO_LED_WPS              14
  29
  30 #define NW718_GPIO_BUTTON_WPS           0
  31 #define NW718_GPIO_BUTTON_RESET         10
  32
  33 #define NW718_GPIO_SPI_CS0              3
  34
  35 #define NW718_BUTTONS_POLL_INTERVAL     20
  36
  37 static struct mtd_partition nw718_partitions[] = {
  38         {
  39                 .name   = "u-boot",
  40                 .offset = 0,
  41                 .size   = 0x030000,
  42                 .mask_flags = MTD_WRITEABLE,
  43         }, {
  44                 .name   = "config",
  45                 .offset = 0x030000,
  46                 .size   = 0x020000,
  47                 .mask_flags = MTD_WRITEABLE,
  48         }, {
  49                 .name   = "factory",
  50                 .offset = 0x050000,
  51                 .size   = 0x010000,
  52                 .mask_flags = MTD_WRITEABLE,
  53         }, {
  54                 .name   = "kernel",
  55                 .offset = 0x060000,
  56                 .size   = 0x090000,
  57         }, {
  58                 .name   = "rootfs",
  59                 .offset = 0x150000,
  60                 .size   = 0x2b0000,
  61         }, {
  62                 .name   = "firmware",
  63                 .offset = 0x060000,
  64                 .size   = 0x3a0000,
  65         }
  66 };
  67
  68 static struct flash_platform_data nw718_flash_data = {
  69         .nr_parts       = ARRAY_SIZE(nw718_partitions),
  70         .parts          = nw718_partitions,
  71 };
  72
  73 static struct gpio_led nw718_leds_gpio[] __initdata = {
  74         {
  75                 .name           = "nw718:amber:cpu",
  76                 .gpio           = NW718_GPIO_LED_CPU,
  77                 .active_low     = 1,
  78         }, {
  79                 .name           = "nw718:amber:usb",
  80                 .gpio           = NW718_GPIO_LED_USB,
  81                 .active_low     = 1,
  82         }, {
  83                 .name           = "nw718:amber:wps",
  84                 .gpio           = NW718_GPIO_LED_WPS,
  85                 .active_low     = 1,
  86         }
  87 };
  88
  89 static struct gpio_button nw718_gpio_buttons[] __initdata = {
  90         {
  91                 .desc           = "reset",
  92                 .type           = EV_KEY,
  93                 .code           = KEY_RESTART,
  94                 .threshold      = 3,
  95                 .gpio           = NW718_GPIO_BUTTON_RESET,
  96                 .active_low     = 1,
  97         }, {
  98                 .desc           = "wps",
  99                 .type           = EV_KEY,
 100                 .code           = KEY_WPS_BUTTON,
 101                 .threshold      = 3,
 102                 .gpio           = NW718_GPIO_BUTTON_WPS,
 103                 .active_low     = 1,
 104         }
 105 };
 106
 107 static struct spi_board_info nw718_spi_info[] = {
 108         {
 109                 .bus_num        = 0,
 110                 .chip_select    = 0,
 111                 .max_speed_hz   = 25000000,
 112                 .modalias       = "m25p80",
 113                 .platform_data  = &nw718_flash_data,
 114                 .controller_data = (void *) NW718_GPIO_SPI_CS0,
 115         }
 116 };
 117
 118 static void __init nw718_init(void)
 119 {
 120         rt305x_gpio_init(RT305X_GPIO_MODE_I2C |
 121                          RT305X_GPIO_MODE_GPIO << RT305X_GPIO_MODE_UART0_SHIFT);
 122
 123         rt305x_esw_data.vlan_config = RT305X_ESW_VLAN_CONFIG_LLLLW;
 124         rt305x_register_ethernet();
 125         ramips_register_gpio_leds(-1, ARRAY_SIZE(nw718_leds_gpio),
 126                                   nw718_leds_gpio);
 127         ramips_register_gpio_buttons(-1, NW718_BUTTONS_POLL_INTERVAL,
 128                                      ARRAY_SIZE(nw718_gpio_buttons),
 129                                      nw718_gpio_buttons);
 130         rt305x_register_wifi();
 131         rt305x_register_wdt();
 132         rt305x_register_spi(nw718_spi_info, ARRAY_SIZE(nw718_spi_info));
 133         rt305x_register_usb();
 134 }
 135
 136 MIPS_MACHINE(RAMIPS_MACH_WHR_G300N, "NW718", "Netcore NW718", nw718_init);