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
netspace_v2_power_off(void)221 static void netspace_v2_power_off(void)
222 {
223 gpio_set_value(NETSPACE_V2_GPIO_POWER_OFF, 1);
224 }
225
netspace_v2_init(void)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 .atag_offset = 0x100,
262 .init_machine = netspace_v2_init,
263 .map_io = kirkwood_map_io,
264 .init_early = kirkwood_init_early,
265 .init_irq = kirkwood_init_irq,
266 .timer = &kirkwood_timer,
267 .restart = kirkwood_restart,
268 MACHINE_END
269 #endif
270
271 #ifdef CONFIG_MACH_INETSPACE_V2
272 MACHINE_START(INETSPACE_V2, "LaCie Internet Space v2")
273 .atag_offset = 0x100,
274 .init_machine = netspace_v2_init,
275 .map_io = kirkwood_map_io,
276 .init_early = kirkwood_init_early,
277 .init_irq = kirkwood_init_irq,
278 .timer = &kirkwood_timer,
279 .restart = kirkwood_restart,
280 MACHINE_END
281 #endif
282
283 #ifdef CONFIG_MACH_NETSPACE_MAX_V2
284 MACHINE_START(NETSPACE_MAX_V2, "LaCie Network Space Max v2")
285 .atag_offset = 0x100,
286 .init_machine = netspace_v2_init,
287 .map_io = kirkwood_map_io,
288 .init_early = kirkwood_init_early,
289 .init_irq = kirkwood_init_irq,
290 .timer = &kirkwood_timer,
291 .restart = kirkwood_restart,
292 MACHINE_END
293 #endif
294