Merge git://git.kernel.org/pub/scm/linux/kernel/git/nico/orion
[linux-3.10.git] / arch / arm / mach-kirkwood / d2net_v2-setup.c
1 /*
2  * arch/arm/mach-kirkwood/d2net_v2-setup.c
3  *
4  * LaCie d2 Network Space v2 Board Setup
5  *
6  * Copyright (C) 2010 Simon Guinot <sguinot@lacie.com>
7  *
8  * This program is free software; you can redistribute it and/or modify
9  * it under the terms of the GNU General Public License as published by
10  * the Free Software Foundation; either version 2 of the License, or
11  * (at your option) any later version.
12  *
13  * This program is distributed in the hope that it will be useful,
14  * but WITHOUT ANY WARRANTY; without even the implied warranty of
15  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
16  * GNU General Public License for more details.
17  *
18  * You should have received a copy of the GNU General Public License
19  * along with this program; if not, write to the Free Software
20  * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
21  */
22
23 #include <linux/kernel.h>
24 #include <linux/init.h>
25 #include <linux/platform_device.h>
26 #include <linux/ata_platform.h>
27 #include <linux/mv643xx_eth.h>
28 #include <linux/input.h>
29 #include <linux/gpio.h>
30 #include <linux/gpio_keys.h>
31 #include <linux/leds.h>
32 #include <asm/mach-types.h>
33 #include <asm/mach/arch.h>
34 #include <mach/kirkwood.h>
35 #include <mach/leds-ns2.h>
36 #include "common.h"
37 #include "mpp.h"
38 #include "lacie_v2-common.h"
39
40 /*****************************************************************************
41  * Ethernet
42  ****************************************************************************/
43
44 static struct mv643xx_eth_platform_data d2net_v2_ge00_data = {
45         .phy_addr       = MV643XX_ETH_PHY_ADDR(8),
46 };
47
48 /*****************************************************************************
49  * SATA
50  ****************************************************************************/
51
52 static struct mv_sata_platform_data d2net_v2_sata_data = {
53         .n_ports        = 2,
54 };
55
56 /*****************************************************************************
57  * GPIO keys
58  ****************************************************************************/
59
60 #define D2NET_V2_GPIO_PUSH_BUTTON          34
61 #define D2NET_V2_GPIO_POWER_SWITCH_ON      13
62 #define D2NET_V2_GPIO_POWER_SWITCH_OFF     15
63
64 #define D2NET_V2_SWITCH_POWER_ON           0x1
65 #define D2NET_V2_SWITCH_POWER_OFF          0x2
66
67 static struct gpio_keys_button d2net_v2_buttons[] = {
68         [0] = {
69                 .type           = EV_SW,
70                 .code           = D2NET_V2_SWITCH_POWER_ON,
71                 .gpio           = D2NET_V2_GPIO_POWER_SWITCH_ON,
72                 .desc           = "Back power switch (on|auto)",
73                 .active_low     = 0,
74         },
75         [1] = {
76                 .type           = EV_SW,
77                 .code           = D2NET_V2_SWITCH_POWER_OFF,
78                 .gpio           = D2NET_V2_GPIO_POWER_SWITCH_OFF,
79                 .desc           = "Back power switch (auto|off)",
80                 .active_low     = 0,
81         },
82         [2] = {
83                 .code           = KEY_POWER,
84                 .gpio           = D2NET_V2_GPIO_PUSH_BUTTON,
85                 .desc           = "Front Push Button",
86                 .active_low     = 1,
87         },
88 };
89
90 static struct gpio_keys_platform_data d2net_v2_button_data = {
91         .buttons        = d2net_v2_buttons,
92         .nbuttons       = ARRAY_SIZE(d2net_v2_buttons),
93 };
94
95 static struct platform_device d2net_v2_gpio_buttons = {
96         .name           = "gpio-keys",
97         .id             = -1,
98         .dev            = {
99                 .platform_data  = &d2net_v2_button_data,
100         },
101 };
102
103 /*****************************************************************************
104  * GPIO LEDs
105  ****************************************************************************/
106
107 #define D2NET_V2_GPIO_RED_LED           12
108
109 static struct gpio_led d2net_v2_gpio_led_pins[] = {
110         {
111                 .name   = "d2net_v2:red:fail",
112                 .gpio   = D2NET_V2_GPIO_RED_LED,
113         },
114 };
115
116 static struct gpio_led_platform_data d2net_v2_gpio_leds_data = {
117         .num_leds       = ARRAY_SIZE(d2net_v2_gpio_led_pins),
118         .leds           = d2net_v2_gpio_led_pins,
119 };
120
121 static struct platform_device d2net_v2_gpio_leds = {
122         .name           = "leds-gpio",
123         .id             = -1,
124         .dev            = {
125                 .platform_data  = &d2net_v2_gpio_leds_data,
126         },
127 };
128
129 /*****************************************************************************
130  * Dual-GPIO CPLD LEDs
131  ****************************************************************************/
132
133 #define D2NET_V2_GPIO_BLUE_LED_SLOW     29
134 #define D2NET_V2_GPIO_BLUE_LED_CMD      30
135
136 static struct ns2_led d2net_v2_led_pins[] = {
137         {
138                 .name   = "d2net_v2:blue:sata",
139                 .cmd    = D2NET_V2_GPIO_BLUE_LED_CMD,
140                 .slow   = D2NET_V2_GPIO_BLUE_LED_SLOW,
141         },
142 };
143
144 static struct ns2_led_platform_data d2net_v2_leds_data = {
145         .num_leds       = ARRAY_SIZE(d2net_v2_led_pins),
146         .leds           = d2net_v2_led_pins,
147 };
148
149 static struct platform_device d2net_v2_leds = {
150         .name           = "leds-ns2",
151         .id             = -1,
152         .dev            = {
153                 .platform_data  = &d2net_v2_leds_data,
154         },
155 };
156
157 /*****************************************************************************
158  * General Setup
159  ****************************************************************************/
160
161 static unsigned int d2net_v2_mpp_config[] __initdata = {
162         MPP0_SPI_SCn,
163         MPP1_SPI_MOSI,
164         MPP2_SPI_SCK,
165         MPP3_SPI_MISO,
166         MPP6_SYSRST_OUTn,
167         MPP7_GPO,               /* Request power-off */
168         MPP8_TW0_SDA,
169         MPP9_TW0_SCK,
170         MPP10_UART0_TXD,
171         MPP11_UART0_RXD,
172         MPP12_GPO,              /* Red led */
173         MPP13_GPIO,             /* Rear power switch (on|auto) */
174         MPP14_GPIO,             /* USB fuse */
175         MPP15_GPIO,             /* Rear power switch (auto|off) */
176         MPP16_GPIO,             /* SATA 0 power */
177         MPP21_SATA0_ACTn,
178         MPP24_GPIO,             /* USB mode select */
179         MPP26_GPIO,             /* USB device vbus */
180         MPP28_GPIO,             /* USB enable host vbus */
181         MPP29_GPIO,             /* Blue led (slow register) */
182         MPP30_GPIO,             /* Blue led (command register) */
183         MPP34_GPIO,             /* Power button (1 = Released, 0 = Pushed) */
184         MPP35_GPIO,             /* Inhibit power-off */
185         0
186 };
187
188 #define D2NET_V2_GPIO_POWER_OFF         7
189
190 static void d2net_v2_power_off(void)
191 {
192         gpio_set_value(D2NET_V2_GPIO_POWER_OFF, 1);
193 }
194
195 static void __init d2net_v2_init(void)
196 {
197         /*
198          * Basic setup. Needs to be called early.
199          */
200         kirkwood_init();
201         kirkwood_mpp_conf(d2net_v2_mpp_config);
202
203         lacie_v2_hdd_power_init(1);
204
205         kirkwood_ehci_init();
206         kirkwood_ge00_init(&d2net_v2_ge00_data);
207         kirkwood_sata_init(&d2net_v2_sata_data);
208         kirkwood_uart0_init();
209         lacie_v2_register_flash();
210         lacie_v2_register_i2c_devices();
211
212         platform_device_register(&d2net_v2_leds);
213         platform_device_register(&d2net_v2_gpio_leds);
214         platform_device_register(&d2net_v2_gpio_buttons);
215
216         if (gpio_request(D2NET_V2_GPIO_POWER_OFF, "power-off") == 0 &&
217             gpio_direction_output(D2NET_V2_GPIO_POWER_OFF, 0) == 0)
218                 pm_power_off = d2net_v2_power_off;
219         else
220                 pr_err("d2net_v2: failed to configure power-off GPIO\n");
221 }
222
223 MACHINE_START(D2NET_V2, "LaCie d2 Network v2")
224         .boot_params    = 0x00000100,
225         .init_machine   = d2net_v2_init,
226         .map_io         = kirkwood_map_io,
227         .init_irq       = kirkwood_init_irq,
228         .timer          = &kirkwood_timer,
229 MACHINE_END