Linux Kernel  3.7.1
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board-wbd222.c
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1 /*
2  * Support for Wiliboard WBD-222
3  *
4  * Copyright (C) 2009 Imre Kaloz <[email protected]>
5  *
6  * This program is free software; you can redistribute it and/or modify
7  * it under the terms of the GNU General Public License as published by
8  * the Free Software Foundation; either version 2 of the License, or
9  * (at your option) any later version.
10  */
11 #include <linux/kernel.h>
12 #include <linux/init.h>
13 #include <linux/platform_device.h>
14 #include <linux/leds.h>
15 #include <linux/input.h>
16 #include <linux/skbuff.h>
17 #include <linux/gpio_keys.h>
18 #include <linux/mdio-gpio.h>
19 #include <linux/mtd/mtd.h>
20 #include <linux/mtd/partitions.h>
21 #include <asm/mach-types.h>
22 #include <asm/mach/arch.h>
23 #include <asm/mach/time.h>
24 
25 
26 #include "common.h"
27 
28 static struct gpio_keys_button wbd222_keys[] = {
29  {
30  .code = KEY_SETUP,
31  .gpio = 5,
32  .active_low = 1,
33  .desc = "reset",
34  .type = EV_KEY,
35  },
36 };
37 
38 static struct gpio_keys_platform_data wbd222_keys_data = {
39  .buttons = wbd222_keys,
40  .nbuttons = ARRAY_SIZE(wbd222_keys),
41 };
42 
43 static struct platform_device wbd222_keys_device = {
44  .name = "gpio-keys",
45  .id = -1,
46  .dev = {
47  .platform_data = &wbd222_keys_data,
48  },
49 };
50 
51 static struct gpio_led wbd222_leds[] = {
52  {
53  .name = "L3red",
54  .gpio = 1,
55  },
56  {
57  .name = "L4green",
58  .gpio = 2,
59  },
60  {
61  .name = "L4red",
62  .gpio = 3,
63  },
64  {
65  .name = "L3green",
66  .gpio = 5,
67  },
68 };
69 
70 static struct gpio_led_platform_data wbd222_leds_data = {
71  .num_leds = ARRAY_SIZE(wbd222_leds),
72  .leds = wbd222_leds,
73 };
74 
75 static struct platform_device wbd222_leds_device = {
76  .name = "leds-gpio",
77  .id = -1,
78  .dev = {
79  .platform_data = &wbd222_leds_data,
80  },
81 };
82 
83 static struct sys_timer wbd222_timer = {
84  .init = gemini_timer_init,
85 };
86 
87 static struct mtd_partition wbd222_partitions[] = {
88  {
89  .name = "RedBoot",
90  .offset = 0,
91  .size = 0x020000,
92  .mask_flags = MTD_WRITEABLE,
93  } , {
94  .name = "kernel",
95  .offset = 0x020000,
96  .size = 0x100000,
97  } , {
98  .name = "rootfs",
99  .offset = 0x120000,
100  .size = 0x6a0000,
101  } , {
102  .name = "VCTL",
103  .offset = 0x7c0000,
104  .size = 0x010000,
105  .mask_flags = MTD_WRITEABLE,
106  } , {
107  .name = "cfg",
108  .offset = 0x7d0000,
109  .size = 0x010000,
110  .mask_flags = MTD_WRITEABLE,
111  } , {
112  .name = "FIS",
113  .offset = 0x7e0000,
114  .size = 0x010000,
115  .mask_flags = MTD_WRITEABLE,
116  }
117 };
118 #define wbd222_num_partitions ARRAY_SIZE(wbd222_partitions)
119 
120 static void __init wbd222_init(void)
121 {
124  platform_register_pflash(SZ_8M, wbd222_partitions,
126  platform_device_register(&wbd222_leds_device);
127  platform_device_register(&wbd222_keys_device);
129 }
130 
131 MACHINE_START(WBD222, "Wiliboard WBD-222")
132  .atag_offset = 0x100,
133  .map_io = gemini_map_io,
134  .init_irq = gemini_init_irq,
135  .timer = &wbd222_timer,
136  .init_machine = wbd222_init,