?  search:
summary | log | graphiclog1 | graphiclog2 | commit | commitdiff | tree | refs | edit | fork
blame | history | raw | HEAD
Linux 3.1-rc1
[linux-kbuild.git] / arch / arm / mach-kirkwood / netxbig_v2-setup.c
blob6be627deb0fccb0228422a81b64da39c70bda56e
1 /*
2 * arch/arm/mach-kirkwood/netxbig_v2-setup.c
3 *
4 * LaCie 2Big and 5Big Network 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-netxbig.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 netxbig_v2_ge00_data = {
45 .phy_addr = MV643XX_ETH_PHY_ADDR(8),
46 };
47
48 static struct mv643xx_eth_platform_data netxbig_v2_ge01_data = {
49 .phy_addr = MV643XX_ETH_PHY_ADDR(0),
50 };
51
52 /*****************************************************************************
53 * SATA
54 ****************************************************************************/
55
56 static struct mv_sata_platform_data netxbig_v2_sata_data = {
57 .n_ports = 2,
58 };
59
60 /*****************************************************************************
61 * GPIO keys
62 ****************************************************************************/
63
64 #define NETXBIG_V2_GPIO_SWITCH_POWER_ON 13
65 #define NETXBIG_V2_GPIO_SWITCH_POWER_OFF 15
66 #define NETXBIG_V2_GPIO_FUNC_BUTTON 34
67
68 #define NETXBIG_V2_SWITCH_POWER_ON 0x1
69 #define NETXBIG_V2_SWITCH_POWER_OFF 0x2
70
71 static struct gpio_keys_button netxbig_v2_buttons[] = {
72 [0] = {
73 .type = EV_SW,
74 .code = NETXBIG_V2_SWITCH_POWER_ON,
75 .gpio = NETXBIG_V2_GPIO_SWITCH_POWER_ON,
76 .desc = "Back power switch (on|auto)",
77 .active_low = 1,
78 },
79 [1] = {
80 .type = EV_SW,
81 .code = NETXBIG_V2_SWITCH_POWER_OFF,
82 .gpio = NETXBIG_V2_GPIO_SWITCH_POWER_OFF,
83 .desc = "Back power switch (auto|off)",
84 .active_low = 1,
85 },
86 [2] = {
87 .code = KEY_OPTION,
88 .gpio = NETXBIG_V2_GPIO_FUNC_BUTTON,
89 .desc = "Function button",
90 .active_low = 1,
91 },
92 };
93
94 static struct gpio_keys_platform_data netxbig_v2_button_data = {
95 .buttons = netxbig_v2_buttons,
96 .nbuttons = ARRAY_SIZE(netxbig_v2_buttons),
97 };
98
99 static struct platform_device netxbig_v2_gpio_buttons = {
100 .name = "gpio-keys",
101 .id = -1,
102 .dev = {
103 .platform_data = &netxbig_v2_button_data,
104 },
105 };
106
107 /*****************************************************************************
108 * GPIO extension LEDs
109 ****************************************************************************/
110
111 /*
112 * The LEDs are controlled by a CPLD and can be configured through a GPIO
113 * extension bus:
114 *
115 * - address register : bit [0-2] -> GPIO [47-49]
116 * - data register : bit [0-2] -> GPIO [44-46]
117 * - enable register : GPIO 29
118 */
119
120 static int netxbig_v2_gpio_ext_addr[] = { 47, 48, 49 };
121 static int netxbig_v2_gpio_ext_data[] = { 44, 45, 46 };
122
123 static struct netxbig_gpio_ext netxbig_v2_gpio_ext = {
124 .addr = netxbig_v2_gpio_ext_addr,
125 .num_addr = ARRAY_SIZE(netxbig_v2_gpio_ext_addr),
126 .data = netxbig_v2_gpio_ext_data,
127 .num_data = ARRAY_SIZE(netxbig_v2_gpio_ext_data),
128 .enable = 29,
129 };
130
131 /*
132 * Address register selection:
133 *
134 * addr | register
135 * ----------------------------
136 * 0 | front LED
137 * 1 | front LED brightness
138 * 2 | SATA LED brightness
139 * 3 | SATA0 LED
140 * 4 | SATA1 LED
141 * 5 | SATA2 LED
142 * 6 | SATA3 LED
143 * 7 | SATA4 LED
144 *
145 * Data register configuration:
146 *
147 * data | LED brightness
148 * -------------------------------------------------
149 * 0 | min (off)
150 * - | -
151 * 7 | max
152 *
153 * data | front LED mode
154 * -------------------------------------------------
155 * 0 | fix off
156 * 1 | fix blue on
157 * 2 | fix red on
158 * 3 | blink blue on=1 sec and blue off=1 sec
159 * 4 | blink red on=1 sec and red off=1 sec
160 * 5 | blink blue on=2.5 sec and red on=0.5 sec
161 * 6 | blink blue on=1 sec and red on=1 sec
162 * 7 | blink blue on=0.5 sec and blue off=2.5 sec
163 *
164 * data | SATA LED mode
165 * -------------------------------------------------
166 * 0 | fix off
167 * 1 | SATA activity blink
168 * 2 | fix red on
169 * 3 | blink blue on=1 sec and blue off=1 sec
170 * 4 | blink red on=1 sec and red off=1 sec
171 * 5 | blink blue on=2.5 sec and red on=0.5 sec
172 * 6 | blink blue on=1 sec and red on=1 sec
173 * 7 | fix blue on
174 */
175
176 static int netxbig_v2_red_mled[NETXBIG_LED_MODE_NUM] = {
177 [NETXBIG_LED_OFF] = 0,
178 [NETXBIG_LED_ON] = 2,
179 [NETXBIG_LED_SATA] = NETXBIG_LED_INVALID_MODE,
180 [NETXBIG_LED_TIMER1] = 4,
181 [NETXBIG_LED_TIMER2] = NETXBIG_LED_INVALID_MODE,
182 };
183
184 static int netxbig_v2_blue_pwr_mled[NETXBIG_LED_MODE_NUM] = {
185 [NETXBIG_LED_OFF] = 0,
186 [NETXBIG_LED_ON] = 1,
187 [NETXBIG_LED_SATA] = NETXBIG_LED_INVALID_MODE,
188 [NETXBIG_LED_TIMER1] = 3,
189 [NETXBIG_LED_TIMER2] = 7,
190 };
191
192 static int netxbig_v2_blue_sata_mled[NETXBIG_LED_MODE_NUM] = {
193 [NETXBIG_LED_OFF] = 0,
194 [NETXBIG_LED_ON] = 7,
195 [NETXBIG_LED_SATA] = 1,
196 [NETXBIG_LED_TIMER1] = 3,
197 [NETXBIG_LED_TIMER2] = NETXBIG_LED_INVALID_MODE,
198 };
199
200 static struct netxbig_led_timer netxbig_v2_led_timer[] = {
201 [0] = {
202 .delay_on = 500,
203 .delay_off = 500,
204 .mode = NETXBIG_LED_TIMER1,
205 },
206 [1] = {
207 .delay_on = 500,
208 .delay_off = 1000,
209 .mode = NETXBIG_LED_TIMER2,
210 },
211 };
212
213 #define NETXBIG_LED(_name, maddr, mval, baddr) \
214 { .name = _name, \
215 .mode_addr = maddr, \
216 .mode_val = mval, \
217 .bright_addr = baddr }
218
219 static struct netxbig_led net2big_v2_leds_ctrl[] = {
220 NETXBIG_LED("net2big-v2:blue:power", 0, netxbig_v2_blue_pwr_mled, 1),
221 NETXBIG_LED("net2big-v2:red:power", 0, netxbig_v2_red_mled, 1),
222 NETXBIG_LED("net2big-v2:blue:sata0", 3, netxbig_v2_blue_sata_mled, 2),
223 NETXBIG_LED("net2big-v2:red:sata0", 3, netxbig_v2_red_mled, 2),
224 NETXBIG_LED("net2big-v2:blue:sata1", 4, netxbig_v2_blue_sata_mled, 2),
225 NETXBIG_LED("net2big-v2:red:sata1", 4, netxbig_v2_red_mled, 2),
226 };
227
228 static struct netxbig_led_platform_data net2big_v2_leds_data = {
229 .gpio_ext = &netxbig_v2_gpio_ext,
230 .timer = netxbig_v2_led_timer,
231 .num_timer = ARRAY_SIZE(netxbig_v2_led_timer),
232 .leds = net2big_v2_leds_ctrl,
233 .num_leds = ARRAY_SIZE(net2big_v2_leds_ctrl),
234 };
235
236 static struct netxbig_led net5big_v2_leds_ctrl[] = {
237 NETXBIG_LED("net5big-v2:blue:power", 0, netxbig_v2_blue_pwr_mled, 1),
238 NETXBIG_LED("net5big-v2:red:power", 0, netxbig_v2_red_mled, 1),
239 NETXBIG_LED("net5big-v2:blue:sata0", 3, netxbig_v2_blue_sata_mled, 2),
240 NETXBIG_LED("net5big-v2:red:sata0", 3, netxbig_v2_red_mled, 2),
241 NETXBIG_LED("net5big-v2:blue:sata1", 4, netxbig_v2_blue_sata_mled, 2),
242 NETXBIG_LED("net5big-v2:red:sata1", 4, netxbig_v2_red_mled, 2),
243 NETXBIG_LED("net5big-v2:blue:sata2", 5, netxbig_v2_blue_sata_mled, 2),
244 NETXBIG_LED("net5big-v2:red:sata2", 5, netxbig_v2_red_mled, 2),
245 NETXBIG_LED("net5big-v2:blue:sata3", 6, netxbig_v2_blue_sata_mled, 2),
246 NETXBIG_LED("net5big-v2:red:sata3", 6, netxbig_v2_red_mled, 2),
247 NETXBIG_LED("net5big-v2:blue:sata4", 7, netxbig_v2_blue_sata_mled, 2),
248 NETXBIG_LED("net5big-v2:red:sata5", 7, netxbig_v2_red_mled, 2),
249 };
250
251 static struct netxbig_led_platform_data net5big_v2_leds_data = {
252 .gpio_ext = &netxbig_v2_gpio_ext,
253 .timer = netxbig_v2_led_timer,
254 .num_timer = ARRAY_SIZE(netxbig_v2_led_timer),
255 .leds = net5big_v2_leds_ctrl,
256 .num_leds = ARRAY_SIZE(net5big_v2_leds_ctrl),
257 };
258
259 static struct platform_device netxbig_v2_leds = {
260 .name = "leds-netxbig",
261 .id = -1,
262 .dev = {
263 .platform_data = &net2big_v2_leds_data,
264 },
265 };
266
267 /*****************************************************************************
268 * General Setup
269 ****************************************************************************/
270
271 static unsigned int net2big_v2_mpp_config[] __initdata = {
272 MPP0_SPI_SCn,
273 MPP1_SPI_MOSI,
274 MPP2_SPI_SCK,
275 MPP3_SPI_MISO,
276 MPP6_SYSRST_OUTn,
277 MPP7_GPO, /* Request power-off */
278 MPP8_TW0_SDA,
279 MPP9_TW0_SCK,
280 MPP10_UART0_TXD,
281 MPP11_UART0_RXD,
282 MPP13_GPIO, /* Rear power switch (on|auto) */
283 MPP14_GPIO, /* USB fuse alarm */
284 MPP15_GPIO, /* Rear power switch (auto|off) */
285 MPP16_GPIO, /* SATA HDD1 power */
286 MPP17_GPIO, /* SATA HDD2 power */
287 MPP20_SATA1_ACTn,
288 MPP21_SATA0_ACTn,
289 MPP24_GPIO, /* USB mode select */
290 MPP26_GPIO, /* USB device vbus */
291 MPP28_GPIO, /* USB enable host vbus */
292 MPP29_GPIO, /* GPIO extension ALE */
293 MPP34_GPIO, /* Rear Push button */
294 MPP35_GPIO, /* Inhibit switch power-off */
295 MPP36_GPIO, /* SATA HDD1 presence */
296 MPP37_GPIO, /* SATA HDD2 presence */
297 MPP40_GPIO, /* eSATA presence */
298 MPP44_GPIO, /* GPIO extension (data 0) */
299 MPP45_GPIO, /* GPIO extension (data 1) */
300 MPP46_GPIO, /* GPIO extension (data 2) */
301 MPP47_GPIO, /* GPIO extension (addr 0) */
302 MPP48_GPIO, /* GPIO extension (addr 1) */
303 MPP49_GPIO, /* GPIO extension (addr 2) */
304 0
305 };
306
307 static unsigned int net5big_v2_mpp_config[] __initdata = {
308 MPP0_SPI_SCn,
309 MPP1_SPI_MOSI,
310 MPP2_SPI_SCK,
311 MPP3_SPI_MISO,
312 MPP6_SYSRST_OUTn,
313 MPP7_GPO, /* Request power-off */
314 MPP8_TW0_SDA,
315 MPP9_TW0_SCK,
316 MPP10_UART0_TXD,
317 MPP11_UART0_RXD,
318 MPP13_GPIO, /* Rear power switch (on|auto) */
319 MPP14_GPIO, /* USB fuse alarm */
320 MPP15_GPIO, /* Rear power switch (auto|off) */
321 MPP16_GPIO, /* SATA HDD1 power */
322 MPP17_GPIO, /* SATA HDD2 power */
323 MPP20_GE1_TXD0,
324 MPP21_GE1_TXD1,
325 MPP22_GE1_TXD2,
326 MPP23_GE1_TXD3,
327 MPP24_GE1_RXD0,
328 MPP25_GE1_RXD1,
329 MPP26_GE1_RXD2,
330 MPP27_GE1_RXD3,
331 MPP28_GPIO, /* USB enable host vbus */
332 MPP29_GPIO, /* GPIO extension ALE */
333 MPP30_GE1_RXCTL,
334 MPP31_GE1_RXCLK,
335 MPP32_GE1_TCLKOUT,
336 MPP33_GE1_TXCTL,
337 MPP34_GPIO, /* Rear Push button */
338 MPP35_GPIO, /* Inhibit switch power-off */
339 MPP36_GPIO, /* SATA HDD1 presence */
340 MPP37_GPIO, /* SATA HDD2 presence */
341 MPP38_GPIO, /* SATA HDD3 presence */
342 MPP39_GPIO, /* SATA HDD4 presence */
343 MPP40_GPIO, /* SATA HDD5 presence */
344 MPP41_GPIO, /* SATA HDD3 power */
345 MPP42_GPIO, /* SATA HDD4 power */
346 MPP43_GPIO, /* SATA HDD5 power */
347 MPP44_GPIO, /* GPIO extension (data 0) */
348 MPP45_GPIO, /* GPIO extension (data 1) */
349 MPP46_GPIO, /* GPIO extension (data 2) */
350 MPP47_GPIO, /* GPIO extension (addr 0) */
351 MPP48_GPIO, /* GPIO extension (addr 1) */
352 MPP49_GPIO, /* GPIO extension (addr 2) */
353 0
354 };
355
356 #define NETXBIG_V2_GPIO_POWER_OFF 7
357
358 static void netxbig_v2_power_off(void)
359 {
360 gpio_set_value(NETXBIG_V2_GPIO_POWER_OFF, 1);
361 }
362
363 static void __init netxbig_v2_init(void)
364 {
365 /*
366 * Basic setup. Needs to be called early.
367 */
368 kirkwood_init();
369 if (machine_is_net2big_v2())
370 kirkwood_mpp_conf(net2big_v2_mpp_config);
371 else
372 kirkwood_mpp_conf(net5big_v2_mpp_config);
373
374 if (machine_is_net2big_v2())
375 lacie_v2_hdd_power_init(2);
376 else
377 lacie_v2_hdd_power_init(5);
378
379 kirkwood_ehci_init();
380 kirkwood_ge00_init(&netxbig_v2_ge00_data);
381 if (machine_is_net5big_v2())
382 kirkwood_ge01_init(&netxbig_v2_ge01_data);
383 kirkwood_sata_init(&netxbig_v2_sata_data);
384 kirkwood_uart0_init();
385 lacie_v2_register_flash();
386 lacie_v2_register_i2c_devices();
387
388 if (machine_is_net5big_v2())
389 netxbig_v2_leds.dev.platform_data = &net5big_v2_leds_data;
390 platform_device_register(&netxbig_v2_leds);
391 platform_device_register(&netxbig_v2_gpio_buttons);
392
393 if (gpio_request(NETXBIG_V2_GPIO_POWER_OFF, "power-off") == 0 &&
394 gpio_direction_output(NETXBIG_V2_GPIO_POWER_OFF, 0) == 0)
395 pm_power_off = netxbig_v2_power_off;
396 else
397 pr_err("netxbig_v2: failed to configure power-off GPIO\n");
398 }
399
400 #ifdef CONFIG_MACH_NET2BIG_V2
401 MACHINE_START(NET2BIG_V2, "LaCie 2Big Network v2")
402 .boot_params = 0x00000100,
403 .init_machine = netxbig_v2_init,
404 .map_io = kirkwood_map_io,
405 .init_early = kirkwood_init_early,
406 .init_irq = kirkwood_init_irq,
407 .timer = &kirkwood_timer,
408 MACHINE_END
409 #endif
410
411 #ifdef CONFIG_MACH_NET5BIG_V2
412 MACHINE_START(NET5BIG_V2, "LaCie 5Big Network v2")
413 .boot_params = 0x00000100,
414 .init_machine = netxbig_v2_init,
415 .map_io = kirkwood_map_io,
416 .init_early = kirkwood_init_early,
417 .init_irq = kirkwood_init_irq,
418 .timer = &kirkwood_timer,
419 MACHINE_END
420 #endif
kbuild development tree