Merge branch 'devel-stable' of http://ftp.arm.linux.org.uk/pub/linux/arm/kernel/git...
[linux-3.10.git] / arch / arm / mach-orion5x / mv2120-setup.c
1 /*
2  * Copyright (C) 2007 Herbert Valerio Riedel <hvr@gnu.org>
3  * Copyright (C) 2008 Martin Michlmayr <tbm@cyrius.com>
4  *
5  * This program is free software; you can redistribute it and/or modify
6  * it under the terms of the GNU Lesser General Public License as
7  * published by the Free Software Foundation; either version 2 of the
8  * License, or (at your option) any later version.
9  */
10 #include <linux/gpio.h>
11 #include <linux/kernel.h>
12 #include <linux/init.h>
13 #include <linux/platform_device.h>
14 #include <linux/irq.h>
15 #include <linux/mtd/physmap.h>
16 #include <linux/mv643xx_eth.h>
17 #include <linux/leds.h>
18 #include <linux/gpio_keys.h>
19 #include <linux/input.h>
20 #include <linux/i2c.h>
21 #include <linux/ata_platform.h>
22 #include <asm/mach-types.h>
23 #include <asm/mach/arch.h>
24 #include <mach/orion5x.h>
25 #include "common.h"
26 #include "mpp.h"
27
28 #define MV2120_NOR_BOOT_BASE    0xf4000000
29 #define MV2120_NOR_BOOT_SIZE    SZ_512K
30
31 #define MV2120_GPIO_RTC_IRQ     3
32 #define MV2120_GPIO_KEY_RESET   17
33 #define MV2120_GPIO_KEY_POWER   18
34 #define MV2120_GPIO_POWER_OFF   19
35
36
37 /*****************************************************************************
38  * Ethernet
39  ****************************************************************************/
40 static struct mv643xx_eth_platform_data mv2120_eth_data = {
41         .phy_addr       = MV643XX_ETH_PHY_ADDR(8),
42 };
43
44 static struct mv_sata_platform_data mv2120_sata_data = {
45         .n_ports        = 2,
46 };
47
48 static struct mtd_partition mv2120_partitions[] = {
49         {
50                 .name   = "firmware",
51                 .size   = 0x00080000,
52                 .offset = 0,
53         },
54 };
55
56 static struct physmap_flash_data mv2120_nor_flash_data = {
57         .width          = 1,
58         .parts          = mv2120_partitions,
59         .nr_parts       = ARRAY_SIZE(mv2120_partitions)
60 };
61
62 static struct resource mv2120_nor_flash_resource = {
63         .flags          = IORESOURCE_MEM,
64         .start          = MV2120_NOR_BOOT_BASE,
65         .end            = MV2120_NOR_BOOT_BASE + MV2120_NOR_BOOT_SIZE - 1,
66 };
67
68 static struct platform_device mv2120_nor_flash = {
69         .name           = "physmap-flash",
70         .id             = 0,
71         .dev            = {
72                 .platform_data  = &mv2120_nor_flash_data,
73         },
74         .resource       = &mv2120_nor_flash_resource,
75         .num_resources  = 1,
76 };
77
78 static struct gpio_keys_button mv2120_buttons[] = {
79         {
80                 .code           = KEY_RESTART,
81                 .gpio           = MV2120_GPIO_KEY_RESET,
82                 .desc           = "reset",
83                 .active_low     = 1,
84         }, {
85                 .code           = KEY_POWER,
86                 .gpio           = MV2120_GPIO_KEY_POWER,
87                 .desc           = "power",
88                 .active_low     = 1,
89         },
90 };
91
92 static struct gpio_keys_platform_data mv2120_button_data = {
93         .buttons        = mv2120_buttons,
94         .nbuttons       = ARRAY_SIZE(mv2120_buttons),
95 };
96
97 static struct platform_device mv2120_button_device = {
98         .name           = "gpio-keys",
99         .id             = -1,
100         .num_resources  = 0,
101         .dev            = {
102                 .platform_data  = &mv2120_button_data,
103         },
104 };
105
106
107 /****************************************************************************
108  * General Setup
109  ****************************************************************************/
110 static unsigned int mv2120_mpp_modes[] __initdata = {
111         MPP0_GPIO,              /* Sys status LED */
112         MPP1_GPIO,              /* Sys error LED */
113         MPP2_GPIO,              /* OverTemp interrupt */
114         MPP3_GPIO,              /* RTC interrupt */
115         MPP4_GPIO,              /* V_LED 5V */
116         MPP5_GPIO,              /* V_LED 3.3V */
117         MPP6_UNUSED,
118         MPP7_UNUSED,
119         MPP8_GPIO,              /* SATA 0 fail LED */
120         MPP9_GPIO,              /* SATA 1 fail LED */
121         MPP10_UNUSED,
122         MPP11_UNUSED,
123         MPP12_SATA_LED,         /* SATA 0 presence */
124         MPP13_SATA_LED,         /* SATA 1 presence */
125         MPP14_SATA_LED,         /* SATA 0 active */
126         MPP15_SATA_LED,         /* SATA 1 active */
127         MPP16_UNUSED,
128         MPP17_GPIO,             /* Reset button */
129         MPP18_GPIO,             /* Power button */
130         MPP19_GPIO,             /* Power off */
131         0,
132 };
133
134 static struct i2c_board_info __initdata mv2120_i2c_rtc = {
135         I2C_BOARD_INFO("pcf8563", 0x51),
136         .irq    = 0,
137 };
138
139 static struct gpio_led mv2120_led_pins[] = {
140         {
141                 .name                   = "mv2120:blue:health",
142                 .gpio                   = 0,
143         },
144         {
145                 .name                   = "mv2120:red:health",
146                 .gpio                   = 1,
147         },
148         {
149                 .name                   = "mv2120:led:bright",
150                 .gpio                   = 4,
151                 .default_trigger        = "default-on",
152         },
153         {
154                 .name                   = "mv2120:led:dimmed",
155                 .gpio                   = 5,
156         },
157         {
158                 .name                   = "mv2120:red:sata0",
159                 .gpio                   = 8,
160                 .active_low             = 1,
161         },
162         {
163                 .name                   = "mv2120:red:sata1",
164                 .gpio                   = 9,
165                 .active_low             = 1,
166         },
167
168 };
169
170 static struct gpio_led_platform_data mv2120_led_data = {
171         .leds           = mv2120_led_pins,
172         .num_leds       = ARRAY_SIZE(mv2120_led_pins),
173 };
174
175 static struct platform_device mv2120_leds = {
176         .name   = "leds-gpio",
177         .id     = -1,
178         .dev    = {
179                 .platform_data  = &mv2120_led_data,
180         }
181 };
182
183 static void mv2120_power_off(void)
184 {
185         pr_info("%s: triggering power-off...\n", __func__);
186         gpio_set_value(MV2120_GPIO_POWER_OFF, 0);
187 }
188
189 static void __init mv2120_init(void)
190 {
191         /* Setup basic Orion functions. Need to be called early. */
192         orion5x_init();
193
194         orion5x_mpp_conf(mv2120_mpp_modes);
195
196         /*
197          * Configure peripherals.
198          */
199         orion5x_ehci0_init();
200         orion5x_ehci1_init();
201         orion5x_eth_init(&mv2120_eth_data);
202         orion5x_i2c_init();
203         orion5x_sata_init(&mv2120_sata_data);
204         orion5x_uart0_init();
205         orion5x_xor_init();
206
207         orion5x_setup_dev_boot_win(MV2120_NOR_BOOT_BASE, MV2120_NOR_BOOT_SIZE);
208         platform_device_register(&mv2120_nor_flash);
209
210         platform_device_register(&mv2120_button_device);
211
212         if (gpio_request(MV2120_GPIO_RTC_IRQ, "rtc") == 0) {
213                 if (gpio_direction_input(MV2120_GPIO_RTC_IRQ) == 0)
214                         mv2120_i2c_rtc.irq = gpio_to_irq(MV2120_GPIO_RTC_IRQ);
215                 else
216                         gpio_free(MV2120_GPIO_RTC_IRQ);
217         }
218         i2c_register_board_info(0, &mv2120_i2c_rtc, 1);
219         platform_device_register(&mv2120_leds);
220
221         /* register mv2120 specific power-off method */
222         if (gpio_request(MV2120_GPIO_POWER_OFF, "POWEROFF") != 0 ||
223             gpio_direction_output(MV2120_GPIO_POWER_OFF, 1) != 0)
224                 pr_err("mv2120: failed to setup power-off GPIO\n");
225         pm_power_off = mv2120_power_off;
226 }
227
228 /* Warning: HP uses a wrong mach-type (=526) in their bootloader */
229 MACHINE_START(MV2120, "HP Media Vault mv2120")
230         /* Maintainer: Martin Michlmayr <tbm@cyrius.com> */
231         .atag_offset    = 0x100,
232         .init_machine   = mv2120_init,
233         .map_io         = orion5x_map_io,
234         .init_early     = orion5x_init_early,
235         .init_irq       = orion5x_init_irq,
236         .timer          = &orion5x_timer,
237         .fixup          = tag_fixup_mem32
238 MACHINE_END