Merge git://git.kernel.org/pub/scm/linux/kernel/git/nico/orion
[linux-3.10.git] / arch / arm / mach-kirkwood / netspace_v2-setup.c
1 /*
2  * arch/arm/mach-kirkwood/netspace_v2-setup.c
3  *
4  * LaCie Network Space v2 board setup
5  *
6  * Copyright (C) 2009 Simon Guinot <sguinot@lacie.com>
7  * Copyright (C) 2009 Benoît Canet <benoit.canet@gmail.com>
8  *
9  * This program is free software; you can redistribute it and/or modify
10  * it under the terms of the GNU General Public License as published by
11  * the Free Software Foundation; either version 2 of the License, or
12  * (at your option) any later version.
13  *
14  * This program is distributed in the hope that it will be useful,
15  * but WITHOUT ANY WARRANTY; without even the implied warranty of
16  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
17  * GNU General Public License for more details.
18  *
19  * You should have received a copy of the GNU General Public License
20  * along with this program; if not, write to the Free Software
21  * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
22  */
23
24 #include <linux/kernel.h>
25 #include <linux/init.h>
26 #include <linux/platform_device.h>
27 #include <linux/ata_platform.h>
28 #include <linux/mv643xx_eth.h>
29 #include <linux/input.h>
30 #include <linux/gpio.h>
31 #include <linux/gpio_keys.h>
32 #include <linux/leds.h>
33 #include <linux/gpio-fan.h>
34 #include <asm/mach-types.h>
35 #include <asm/mach/arch.h>
36 #include <mach/kirkwood.h>
37 #include <mach/leds-ns2.h>
38 #include "common.h"
39 #include "mpp.h"
40 #include "lacie_v2-common.h"
41
42 /*****************************************************************************
43  * Ethernet
44  ****************************************************************************/
45
46 static struct mv643xx_eth_platform_data netspace_v2_ge00_data = {
47         .phy_addr       = MV643XX_ETH_PHY_ADDR(8),
48 };
49
50 /*****************************************************************************
51  * SATA
52  ****************************************************************************/
53
54 static struct mv_sata_platform_data netspace_v2_sata_data = {
55         .n_ports        = 2,
56 };
57
58 /*****************************************************************************
59  * GPIO keys
60  ****************************************************************************/
61
62 #define NETSPACE_V2_PUSH_BUTTON         32
63
64 static struct gpio_keys_button netspace_v2_buttons[] = {
65         [0] = {
66                 .code           = KEY_POWER,
67                 .gpio           = NETSPACE_V2_PUSH_BUTTON,
68                 .desc           = "Power push button",
69                 .active_low     = 0,
70         },
71 };
72
73 static struct gpio_keys_platform_data netspace_v2_button_data = {
74         .buttons        = netspace_v2_buttons,
75         .nbuttons       = ARRAY_SIZE(netspace_v2_buttons),
76 };
77
78 static struct platform_device netspace_v2_gpio_buttons = {
79         .name           = "gpio-keys",
80         .id             = -1,
81         .dev            = {
82                 .platform_data  = &netspace_v2_button_data,
83         },
84 };
85
86 /*****************************************************************************
87  * GPIO LEDs
88  ****************************************************************************/
89
90 #define NETSPACE_V2_GPIO_RED_LED        12
91
92 static struct gpio_led netspace_v2_gpio_led_pins[] = {
93         {
94                 .name   = "ns_v2:red:fail",
95                 .gpio   = NETSPACE_V2_GPIO_RED_LED,
96         },
97 };
98
99 static struct gpio_led_platform_data netspace_v2_gpio_leds_data = {
100         .num_leds       = ARRAY_SIZE(netspace_v2_gpio_led_pins),
101         .leds           = netspace_v2_gpio_led_pins,
102 };
103
104 static struct platform_device netspace_v2_gpio_leds = {
105         .name           = "leds-gpio",
106         .id             = -1,
107         .dev            = {
108                 .platform_data  = &netspace_v2_gpio_leds_data,
109         },
110 };
111
112 /*****************************************************************************
113  * Dual-GPIO CPLD LEDs
114  ****************************************************************************/
115
116 #define NETSPACE_V2_GPIO_BLUE_LED_SLOW  29
117 #define NETSPACE_V2_GPIO_BLUE_LED_CMD   30
118
119 static struct ns2_led netspace_v2_led_pins[] = {
120         {
121                 .name   = "ns_v2:blue:sata",
122                 .cmd    = NETSPACE_V2_GPIO_BLUE_LED_CMD,
123                 .slow   = NETSPACE_V2_GPIO_BLUE_LED_SLOW,
124         },
125 };
126
127 static struct ns2_led_platform_data netspace_v2_leds_data = {
128         .num_leds       = ARRAY_SIZE(netspace_v2_led_pins),
129         .leds           = netspace_v2_led_pins,
130 };
131
132 static struct platform_device netspace_v2_leds = {
133         .name           = "leds-ns2",
134         .id             = -1,
135         .dev            = {
136                 .platform_data  = &netspace_v2_leds_data,
137         },
138 };
139
140 /*****************************************************************************
141  * GPIO fan
142  ****************************************************************************/
143
144 /* Designed for fan 40x40x16: ADDA AD0412LB-D50 6000rpm@12v */
145 static struct gpio_fan_speed netspace_max_v2_fan_speed[] = {
146         {    0,  0 },
147         { 1500, 15 },
148         { 1700, 14 },
149         { 1800, 13 },
150         { 2100, 12 },
151         { 3100, 11 },
152         { 3300, 10 },
153         { 4300,  9 },
154         { 5500,  8 },
155 };
156
157 static unsigned netspace_max_v2_fan_ctrl[] = { 22, 7, 33, 23 };
158
159 static struct gpio_fan_alarm netspace_max_v2_fan_alarm = {
160         .gpio           = 25,
161         .active_low     = 1,
162 };
163
164 static struct gpio_fan_platform_data netspace_max_v2_fan_data = {
165         .num_ctrl       = ARRAY_SIZE(netspace_max_v2_fan_ctrl),
166         .ctrl           = netspace_max_v2_fan_ctrl,
167         .alarm          = &netspace_max_v2_fan_alarm,
168         .num_speed      = ARRAY_SIZE(netspace_max_v2_fan_speed),
169         .speed          = netspace_max_v2_fan_speed,
170 };
171
172 static struct platform_device netspace_max_v2_gpio_fan = {
173         .name   = "gpio-fan",
174         .id     = -1,
175         .dev    = {
176                 .platform_data  = &netspace_max_v2_fan_data,
177         },
178 };
179
180 /*****************************************************************************
181  * General Setup
182  ****************************************************************************/
183
184 static unsigned int netspace_v2_mpp_config[] __initdata = {
185         MPP0_SPI_SCn,
186         MPP1_SPI_MOSI,
187         MPP2_SPI_SCK,
188         MPP3_SPI_MISO,
189         MPP4_NF_IO6,
190         MPP5_NF_IO7,
191         MPP6_SYSRST_OUTn,
192         MPP7_GPO,               /* Fan speed (bit 1) */
193         MPP8_TW0_SDA,
194         MPP9_TW0_SCK,
195         MPP10_UART0_TXD,
196         MPP11_UART0_RXD,
197         MPP12_GPO,              /* Red led */
198         MPP14_GPIO,             /* USB fuse */
199         MPP16_GPIO,             /* SATA 0 power */
200         MPP17_GPIO,             /* SATA 1 power */
201         MPP18_NF_IO0,
202         MPP19_NF_IO1,
203         MPP20_SATA1_ACTn,
204         MPP21_SATA0_ACTn,
205         MPP22_GPIO,             /* Fan speed (bit 0) */
206         MPP23_GPIO,             /* Fan power */
207         MPP24_GPIO,             /* USB mode select */
208         MPP25_GPIO,             /* Fan rotation fail */
209         MPP26_GPIO,             /* USB device vbus */
210         MPP28_GPIO,             /* USB enable host vbus */
211         MPP29_GPIO,             /* Blue led (slow register) */
212         MPP30_GPIO,             /* Blue led (command register) */
213         MPP31_GPIO,             /* Board power off */
214         MPP32_GPIO,             /* Power button (0 = Released, 1 = Pushed) */
215         MPP33_GPO,              /* Fan speed (bit 2) */
216         0
217 };
218
219 #define NETSPACE_V2_GPIO_POWER_OFF      31
220
221 static void netspace_v2_power_off(void)
222 {
223         gpio_set_value(NETSPACE_V2_GPIO_POWER_OFF, 1);
224 }
225
226 static void __init netspace_v2_init(void)
227 {
228         /*
229          * Basic setup. Needs to be called early.
230          */
231         kirkwood_init();
232         kirkwood_mpp_conf(netspace_v2_mpp_config);
233
234         if (machine_is_netspace_max_v2())
235                 lacie_v2_hdd_power_init(2);
236         else
237                 lacie_v2_hdd_power_init(1);
238
239         kirkwood_ehci_init();
240         kirkwood_ge00_init(&netspace_v2_ge00_data);
241         kirkwood_sata_init(&netspace_v2_sata_data);
242         kirkwood_uart0_init();
243         lacie_v2_register_flash();
244         lacie_v2_register_i2c_devices();
245
246         platform_device_register(&netspace_v2_leds);
247         platform_device_register(&netspace_v2_gpio_leds);
248         platform_device_register(&netspace_v2_gpio_buttons);
249         if (machine_is_netspace_max_v2())
250                 platform_device_register(&netspace_max_v2_gpio_fan);
251
252         if (gpio_request(NETSPACE_V2_GPIO_POWER_OFF, "power-off") == 0 &&
253             gpio_direction_output(NETSPACE_V2_GPIO_POWER_OFF, 0) == 0)
254                 pm_power_off = netspace_v2_power_off;
255         else
256                 pr_err("netspace_v2: failed to configure power-off GPIO\n");
257 }
258
259 #ifdef CONFIG_MACH_NETSPACE_V2
260 MACHINE_START(NETSPACE_V2, "LaCie Network Space v2")
261         .boot_params    = 0x00000100,
262         .init_machine   = netspace_v2_init,
263         .map_io         = kirkwood_map_io,
264         .init_irq       = kirkwood_init_irq,
265         .timer          = &kirkwood_timer,
266 MACHINE_END
267 #endif
268
269 #ifdef CONFIG_MACH_INETSPACE_V2
270 MACHINE_START(INETSPACE_V2, "LaCie Internet Space v2")
271         .boot_params    = 0x00000100,
272         .init_machine   = netspace_v2_init,
273         .map_io         = kirkwood_map_io,
274         .init_irq       = kirkwood_init_irq,
275         .timer          = &kirkwood_timer,
276 MACHINE_END
277 #endif
278
279 #ifdef CONFIG_MACH_NETSPACE_MAX_V2
280 MACHINE_START(NETSPACE_MAX_V2, "LaCie Network Space Max v2")
281         .boot_params    = 0x00000100,
282         .init_machine   = netspace_v2_init,
283         .map_io         = kirkwood_map_io,
284         .init_irq       = kirkwood_init_irq,
285         .timer          = &kirkwood_timer,
286 MACHINE_END
287 #endif