2 * This program is free software; you can redistribute it and/or modify
3 * it under the terms of the GNU General Public License as published by
4 * the Free Software Foundation; either version 2 of the License, or
5 * (at your option) any later version.
7 * This program is distributed in the hope that it will be useful,
8 * but WITHOUT ANY WARRANTY; without even the implied warranty of
9 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
10 * GNU General Public License for more details.
12 * You should have received a copy of the GNU General Public License
13 * along with this program; if not, write to the Free Software
14 * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307, USA.
16 * Copyright (C) 2007 John Crispin <blogic@openwrt.org>
19 #include <linux/autoconf.h>
20 #include <linux/init.h>
21 #include <linux/module.h>
22 #include <linux/types.h>
23 #include <linux/string.h>
24 #include <linux/mtd/physmap.h>
25 #include <linux/kernel.h>
26 #include <linux/reboot.h>
27 #include <linux/platform_device.h>
28 #include <asm/bootinfo.h>
29 #include <asm/reboot.h>
33 #include <asm/ifxmips/ifxmips.h>
35 #define MAX_IFXMIPS_DEVS 9
37 #define BOARD_DANUBE "Danube"
38 #define BOARD_DANUBE_CHIPID 0x10129083
40 #define BOARD_TWINPASS "Twinpass"
41 #define BOARD_TWINPASS_CHIPID 0x3012D083
43 static unsigned int chiprev;
44 static struct platform_device *ifxmips_devs[MAX_IFXMIPS_DEVS];
46 spinlock_t ebu_lock = SPIN_LOCK_UNLOCKED;
47 EXPORT_SYMBOL_GPL(ebu_lock);
49 static struct platform_device
54 .name = "ifxmips_led",
58 static struct platform_device
63 .name = "ifxmips_gpio",
67 static struct platform_device
72 .name = "ifxmips_mii0",
76 static struct platform_device
81 .name = "ifxmips_wdt",
85 static struct physmap_flash_data
90 static struct resource
91 ifxmips_mtd_resource = {
92 .start = IFXMIPS_FLASH_START,
93 .end = IFXMIPS_FLASH_START + IFXMIPS_FLASH_MAX - 1,
94 .flags = IORESOURCE_MEM,
97 static struct platform_device
102 .name = "ifxmips_mtd",
104 .platform_data = &ifxmips_mtd_data,
107 .resource = &ifxmips_mtd_resource,
111 #ifdef CONFIG_GPIO_DEVICE
112 static struct resource
113 ifxmips_gpio_dev_resources[] = {
117 .start = (1 << 0) | (1 << 1) | (1 << 2) | (1 << 3) |
118 (1 << 4) | (1 << 5) | (1 << 8) | (1 << 9) | (1 << 12),
119 .end = (1 << 0) | (1 << 1) | (1 << 2) | (1 << 3) |
120 (1 << 4) | (1 << 5) | (1 << 8) | (1 << 9) | (1 << 12),
124 static struct platform_device
125 ifxmips_gpio_dev[] = {
129 .num_resources = ARRAY_SIZE(ifxmips_gpio_dev_resources),
130 .resource = ifxmips_gpio_dev_resources,
136 get_system_type(void)
138 chiprev = ifxmips_r32(IFXMIPS_MPS_CHIPID);
141 case BOARD_DANUBE_CHIPID:
144 case BOARD_TWINPASS_CHIPID:
145 return BOARD_TWINPASS;
148 return BOARD_SYSTEM_TYPE;
152 ifxmips_init_devices(void)
156 ifxmips_devs[dev++] = ifxmips_led;
157 ifxmips_devs[dev++] = ifxmips_gpio;
158 ifxmips_devs[dev++] = ifxmips_mii;
159 ifxmips_devs[dev++] = ifxmips_mtd;
160 ifxmips_devs[dev++] = ifxmips_wdt;
161 #ifdef CONFIG_GPIO_DEVICE
162 ifxmips_devs[dev++] = ifxmips_gpio_dev;
164 return platform_add_devices(ifxmips_devs, dev);
167 arch_initcall(ifxmips_init_devices);