diff options
author | Jonathan Herman <hermanjl@cs.unc.edu> | 2013-01-22 10:38:37 -0500 |
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committer | Jonathan Herman <hermanjl@cs.unc.edu> | 2013-01-22 10:38:37 -0500 |
commit | fcc9d2e5a6c89d22b8b773a64fb4ad21ac318446 (patch) | |
tree | a57612d1888735a2ec7972891b68c1ac5ec8faea /arch/mips/alchemy/mtx-1/platform.c | |
parent | 8dea78da5cee153b8af9c07a2745f6c55057fe12 (diff) |
Diffstat (limited to 'arch/mips/alchemy/mtx-1/platform.c')
-rw-r--r-- | arch/mips/alchemy/mtx-1/platform.c | 168 |
1 files changed, 168 insertions, 0 deletions
diff --git a/arch/mips/alchemy/mtx-1/platform.c b/arch/mips/alchemy/mtx-1/platform.c new file mode 100644 index 00000000000..55628e390fd --- /dev/null +++ b/arch/mips/alchemy/mtx-1/platform.c | |||
@@ -0,0 +1,168 @@ | |||
1 | /* | ||
2 | * MTX-1 platform devices registration | ||
3 | * | ||
4 | * Copyright (C) 2007-2009, Florian Fainelli <florian@openwrt.org> | ||
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 | * This program is distributed in the hope that it will be useful, | ||
12 | * but WITHOUT ANY WARRANTY; without even the implied warranty of | ||
13 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the | ||
14 | * GNU General Public License for more details. | ||
15 | * | ||
16 | * You should have received a copy of the GNU General Public License | ||
17 | * along with this program; if not, write to the Free Software | ||
18 | * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA | ||
19 | */ | ||
20 | |||
21 | #include <linux/init.h> | ||
22 | #include <linux/platform_device.h> | ||
23 | #include <linux/leds.h> | ||
24 | #include <linux/gpio.h> | ||
25 | #include <linux/gpio_keys.h> | ||
26 | #include <linux/input.h> | ||
27 | #include <linux/mtd/partitions.h> | ||
28 | #include <linux/mtd/physmap.h> | ||
29 | #include <mtd/mtd-abi.h> | ||
30 | |||
31 | #include <asm/mach-au1x00/au1xxx_eth.h> | ||
32 | |||
33 | static struct gpio_keys_button mtx1_gpio_button[] = { | ||
34 | { | ||
35 | .gpio = 207, | ||
36 | .code = BTN_0, | ||
37 | .desc = "System button", | ||
38 | } | ||
39 | }; | ||
40 | |||
41 | static struct gpio_keys_platform_data mtx1_buttons_data = { | ||
42 | .buttons = mtx1_gpio_button, | ||
43 | .nbuttons = ARRAY_SIZE(mtx1_gpio_button), | ||
44 | }; | ||
45 | |||
46 | static struct platform_device mtx1_button = { | ||
47 | .name = "gpio-keys", | ||
48 | .id = -1, | ||
49 | .dev = { | ||
50 | .platform_data = &mtx1_buttons_data, | ||
51 | } | ||
52 | }; | ||
53 | |||
54 | static struct resource mtx1_wdt_res[] = { | ||
55 | [0] = { | ||
56 | .start = 215, | ||
57 | .end = 215, | ||
58 | .name = "mtx1-wdt-gpio", | ||
59 | .flags = IORESOURCE_IRQ, | ||
60 | } | ||
61 | }; | ||
62 | |||
63 | static struct platform_device mtx1_wdt = { | ||
64 | .name = "mtx1-wdt", | ||
65 | .id = 0, | ||
66 | .num_resources = ARRAY_SIZE(mtx1_wdt_res), | ||
67 | .resource = mtx1_wdt_res, | ||
68 | }; | ||
69 | |||
70 | static struct gpio_led default_leds[] = { | ||
71 | { | ||
72 | .name = "mtx1:green", | ||
73 | .gpio = 211, | ||
74 | }, { | ||
75 | .name = "mtx1:red", | ||
76 | .gpio = 212, | ||
77 | }, | ||
78 | }; | ||
79 | |||
80 | static struct gpio_led_platform_data mtx1_led_data = { | ||
81 | .num_leds = ARRAY_SIZE(default_leds), | ||
82 | .leds = default_leds, | ||
83 | }; | ||
84 | |||
85 | static struct platform_device mtx1_gpio_leds = { | ||
86 | .name = "leds-gpio", | ||
87 | .id = -1, | ||
88 | .dev = { | ||
89 | .platform_data = &mtx1_led_data, | ||
90 | } | ||
91 | }; | ||
92 | |||
93 | static struct mtd_partition mtx1_mtd_partitions[] = { | ||
94 | { | ||
95 | .name = "filesystem", | ||
96 | .size = 0x01C00000, | ||
97 | .offset = 0, | ||
98 | }, | ||
99 | { | ||
100 | .name = "yamon", | ||
101 | .size = 0x00100000, | ||
102 | .offset = MTDPART_OFS_APPEND, | ||
103 | .mask_flags = MTD_WRITEABLE, | ||
104 | }, | ||
105 | { | ||
106 | .name = "kernel", | ||
107 | .size = 0x002c0000, | ||
108 | .offset = MTDPART_OFS_APPEND, | ||
109 | }, | ||
110 | { | ||
111 | .name = "yamon env", | ||
112 | .size = 0x00040000, | ||
113 | .offset = MTDPART_OFS_APPEND, | ||
114 | }, | ||
115 | }; | ||
116 | |||
117 | static struct physmap_flash_data mtx1_flash_data = { | ||
118 | .width = 4, | ||
119 | .nr_parts = 4, | ||
120 | .parts = mtx1_mtd_partitions, | ||
121 | }; | ||
122 | |||
123 | static struct resource mtx1_mtd_resource = { | ||
124 | .start = 0x1e000000, | ||
125 | .end = 0x1fffffff, | ||
126 | .flags = IORESOURCE_MEM, | ||
127 | }; | ||
128 | |||
129 | static struct platform_device mtx1_mtd = { | ||
130 | .name = "physmap-flash", | ||
131 | .dev = { | ||
132 | .platform_data = &mtx1_flash_data, | ||
133 | }, | ||
134 | .num_resources = 1, | ||
135 | .resource = &mtx1_mtd_resource, | ||
136 | }; | ||
137 | |||
138 | static struct __initdata platform_device * mtx1_devs[] = { | ||
139 | &mtx1_gpio_leds, | ||
140 | &mtx1_wdt, | ||
141 | &mtx1_button, | ||
142 | &mtx1_mtd, | ||
143 | }; | ||
144 | |||
145 | static struct au1000_eth_platform_data mtx1_au1000_eth0_pdata = { | ||
146 | .phy_search_highest_addr = 1, | ||
147 | .phy1_search_mac0 = 1, | ||
148 | }; | ||
149 | |||
150 | static int __init mtx1_register_devices(void) | ||
151 | { | ||
152 | int rc; | ||
153 | |||
154 | au1xxx_override_eth_cfg(0, &mtx1_au1000_eth0_pdata); | ||
155 | |||
156 | rc = gpio_request(mtx1_gpio_button[0].gpio, | ||
157 | mtx1_gpio_button[0].desc); | ||
158 | if (rc < 0) { | ||
159 | printk(KERN_INFO "mtx1: failed to request %d\n", | ||
160 | mtx1_gpio_button[0].gpio); | ||
161 | goto out; | ||
162 | } | ||
163 | gpio_direction_input(mtx1_gpio_button[0].gpio); | ||
164 | out: | ||
165 | return platform_add_devices(mtx1_devs, ARRAY_SIZE(mtx1_devs)); | ||
166 | } | ||
167 | |||
168 | arch_initcall(mtx1_register_devices); | ||