diff options
Diffstat (limited to 'arch/arm/mach-omap2/board-omap3stalker.c')
-rw-r--r-- | arch/arm/mach-omap2/board-omap3stalker.c | 672 |
1 files changed, 672 insertions, 0 deletions
diff --git a/arch/arm/mach-omap2/board-omap3stalker.c b/arch/arm/mach-omap2/board-omap3stalker.c new file mode 100644 index 000000000000..f848ba8dbc16 --- /dev/null +++ b/arch/arm/mach-omap2/board-omap3stalker.c | |||
@@ -0,0 +1,672 @@ | |||
1 | /* | ||
2 | * linux/arch/arm/mach-omap2/board-omap3evm.c | ||
3 | * | ||
4 | * Copyright (C) 2008 Guangzhou EMA-Tech | ||
5 | * | ||
6 | * Modified from mach-omap2/board-omap3evm.c | ||
7 | * | ||
8 | * Initial code: Syed Mohammed Khasim | ||
9 | * | ||
10 | * This program is free software; you can redistribute it and/or modify | ||
11 | * it under the terms of the GNU General Public License version 2 as | ||
12 | * published by the Free Software Foundation. | ||
13 | */ | ||
14 | |||
15 | #include <linux/kernel.h> | ||
16 | #include <linux/init.h> | ||
17 | #include <linux/platform_device.h> | ||
18 | #include <linux/delay.h> | ||
19 | #include <linux/err.h> | ||
20 | #include <linux/clk.h> | ||
21 | #include <linux/io.h> | ||
22 | #include <linux/leds.h> | ||
23 | #include <linux/gpio.h> | ||
24 | #include <linux/input.h> | ||
25 | #include <linux/gpio_keys.h> | ||
26 | |||
27 | #include <linux/regulator/machine.h> | ||
28 | #include <linux/i2c/twl.h> | ||
29 | |||
30 | #include <mach/hardware.h> | ||
31 | #include <asm/mach-types.h> | ||
32 | #include <asm/mach/arch.h> | ||
33 | #include <asm/mach/map.h> | ||
34 | #include <asm/mach/flash.h> | ||
35 | |||
36 | #include <plat/board.h> | ||
37 | #include <plat/common.h> | ||
38 | #include <plat/gpmc.h> | ||
39 | #include <plat/nand.h> | ||
40 | #include <plat/usb.h> | ||
41 | #include <plat/timer-gp.h> | ||
42 | #include <plat/display.h> | ||
43 | |||
44 | #include <plat/mcspi.h> | ||
45 | #include <linux/input/matrix_keypad.h> | ||
46 | #include <linux/spi/spi.h> | ||
47 | #include <linux/spi/ads7846.h> | ||
48 | #include <linux/interrupt.h> | ||
49 | #include <linux/smsc911x.h> | ||
50 | #include <linux/i2c/at24.h> | ||
51 | |||
52 | #include "sdram-micron-mt46h32m32lf-6.h" | ||
53 | #include "mux.h" | ||
54 | #include "hsmmc.h" | ||
55 | |||
56 | #if defined(CONFIG_SMSC911X) || defined(CONFIG_SMSC911X_MODULE) | ||
57 | #define OMAP3STALKER_ETHR_START 0x2c000000 | ||
58 | #define OMAP3STALKER_ETHR_SIZE 1024 | ||
59 | #define OMAP3STALKER_ETHR_GPIO_IRQ 19 | ||
60 | #define OMAP3STALKER_SMC911X_CS 5 | ||
61 | |||
62 | static struct resource omap3stalker_smsc911x_resources[] = { | ||
63 | [0] = { | ||
64 | .start = OMAP3STALKER_ETHR_START, | ||
65 | .end = | ||
66 | (OMAP3STALKER_ETHR_START + OMAP3STALKER_ETHR_SIZE - 1), | ||
67 | .flags = IORESOURCE_MEM, | ||
68 | }, | ||
69 | [1] = { | ||
70 | .start = OMAP_GPIO_IRQ(OMAP3STALKER_ETHR_GPIO_IRQ), | ||
71 | .end = OMAP_GPIO_IRQ(OMAP3STALKER_ETHR_GPIO_IRQ), | ||
72 | .flags = (IORESOURCE_IRQ | IRQF_TRIGGER_LOW), | ||
73 | }, | ||
74 | }; | ||
75 | |||
76 | static struct smsc911x_platform_config smsc911x_config = { | ||
77 | .phy_interface = PHY_INTERFACE_MODE_MII, | ||
78 | .irq_polarity = SMSC911X_IRQ_POLARITY_ACTIVE_LOW, | ||
79 | .irq_type = SMSC911X_IRQ_TYPE_OPEN_DRAIN, | ||
80 | .flags = (SMSC911X_USE_32BIT | SMSC911X_SAVE_MAC_ADDRESS), | ||
81 | }; | ||
82 | |||
83 | static struct platform_device omap3stalker_smsc911x_device = { | ||
84 | .name = "smsc911x", | ||
85 | .id = -1, | ||
86 | .num_resources = ARRAY_SIZE(omap3stalker_smsc911x_resources), | ||
87 | .resource = &omap3stalker_smsc911x_resources[0], | ||
88 | .dev = { | ||
89 | .platform_data = &smsc911x_config, | ||
90 | }, | ||
91 | }; | ||
92 | |||
93 | static inline void __init omap3stalker_init_eth(void) | ||
94 | { | ||
95 | int eth_cs; | ||
96 | struct clk *l3ck; | ||
97 | unsigned int rate; | ||
98 | |||
99 | eth_cs = OMAP3STALKER_SMC911X_CS; | ||
100 | |||
101 | l3ck = clk_get(NULL, "l3_ck"); | ||
102 | if (IS_ERR(l3ck)) | ||
103 | rate = 100000000; | ||
104 | else | ||
105 | rate = clk_get_rate(l3ck); | ||
106 | |||
107 | omap_mux_init_gpio(19, OMAP_PIN_INPUT_PULLUP); | ||
108 | if (gpio_request(OMAP3STALKER_ETHR_GPIO_IRQ, "SMC911x irq") < 0) { | ||
109 | printk(KERN_ERR | ||
110 | "Failed to request GPIO%d for smc911x IRQ\n", | ||
111 | OMAP3STALKER_ETHR_GPIO_IRQ); | ||
112 | return; | ||
113 | } | ||
114 | |||
115 | gpio_direction_input(OMAP3STALKER_ETHR_GPIO_IRQ); | ||
116 | |||
117 | platform_device_register(&omap3stalker_smsc911x_device); | ||
118 | } | ||
119 | |||
120 | #else | ||
121 | static inline void __init omap3stalker_init_eth(void) | ||
122 | { | ||
123 | return; | ||
124 | } | ||
125 | #endif | ||
126 | |||
127 | /* | ||
128 | * OMAP3 DSS control signals | ||
129 | */ | ||
130 | |||
131 | #define DSS_ENABLE_GPIO 199 | ||
132 | #define LCD_PANEL_BKLIGHT_GPIO 210 | ||
133 | #define ENABLE_VPLL2_DEV_GRP 0xE0 | ||
134 | |||
135 | static int lcd_enabled; | ||
136 | static int dvi_enabled; | ||
137 | |||
138 | static void __init omap3_stalker_display_init(void) | ||
139 | { | ||
140 | return; | ||
141 | } | ||
142 | |||
143 | static int omap3_stalker_enable_lcd(struct omap_dss_device *dssdev) | ||
144 | { | ||
145 | if (dvi_enabled) { | ||
146 | printk(KERN_ERR "cannot enable LCD, DVI is enabled\n"); | ||
147 | return -EINVAL; | ||
148 | } | ||
149 | gpio_set_value(DSS_ENABLE_GPIO, 1); | ||
150 | gpio_set_value(LCD_PANEL_BKLIGHT_GPIO, 1); | ||
151 | lcd_enabled = 1; | ||
152 | return 0; | ||
153 | } | ||
154 | |||
155 | static void omap3_stalker_disable_lcd(struct omap_dss_device *dssdev) | ||
156 | { | ||
157 | gpio_set_value(DSS_ENABLE_GPIO, 0); | ||
158 | gpio_set_value(LCD_PANEL_BKLIGHT_GPIO, 0); | ||
159 | lcd_enabled = 0; | ||
160 | } | ||
161 | |||
162 | static struct omap_dss_device omap3_stalker_lcd_device = { | ||
163 | .name = "lcd", | ||
164 | .driver_name = "generic_panel", | ||
165 | .phy.dpi.data_lines = 24, | ||
166 | .type = OMAP_DISPLAY_TYPE_DPI, | ||
167 | .platform_enable = omap3_stalker_enable_lcd, | ||
168 | .platform_disable = omap3_stalker_disable_lcd, | ||
169 | }; | ||
170 | |||
171 | static int omap3_stalker_enable_tv(struct omap_dss_device *dssdev) | ||
172 | { | ||
173 | return 0; | ||
174 | } | ||
175 | |||
176 | static void omap3_stalker_disable_tv(struct omap_dss_device *dssdev) | ||
177 | { | ||
178 | } | ||
179 | |||
180 | static struct omap_dss_device omap3_stalker_tv_device = { | ||
181 | .name = "tv", | ||
182 | .driver_name = "venc", | ||
183 | .type = OMAP_DISPLAY_TYPE_VENC, | ||
184 | #if defined(CONFIG_OMAP2_VENC_OUT_TYPE_SVIDEO) | ||
185 | .phy.venc.type = OMAP_DSS_VENC_TYPE_SVIDEO, | ||
186 | #elif defined(CONFIG_OMAP2_VENC_OUT_TYPE_COMPOSITE) | ||
187 | .u.venc.type = OMAP_DSS_VENC_TYPE_COMPOSITE, | ||
188 | #endif | ||
189 | .platform_enable = omap3_stalker_enable_tv, | ||
190 | .platform_disable = omap3_stalker_disable_tv, | ||
191 | }; | ||
192 | |||
193 | static int omap3_stalker_enable_dvi(struct omap_dss_device *dssdev) | ||
194 | { | ||
195 | if (lcd_enabled) { | ||
196 | printk(KERN_ERR "cannot enable DVI, LCD is enabled\n"); | ||
197 | return -EINVAL; | ||
198 | } | ||
199 | gpio_set_value(DSS_ENABLE_GPIO, 1); | ||
200 | dvi_enabled = 1; | ||
201 | return 0; | ||
202 | } | ||
203 | |||
204 | static void omap3_stalker_disable_dvi(struct omap_dss_device *dssdev) | ||
205 | { | ||
206 | gpio_set_value(DSS_ENABLE_GPIO, 0); | ||
207 | dvi_enabled = 0; | ||
208 | } | ||
209 | |||
210 | static struct omap_dss_device omap3_stalker_dvi_device = { | ||
211 | .name = "dvi", | ||
212 | .driver_name = "generic_panel", | ||
213 | .type = OMAP_DISPLAY_TYPE_DPI, | ||
214 | .phy.dpi.data_lines = 24, | ||
215 | .platform_enable = omap3_stalker_enable_dvi, | ||
216 | .platform_disable = omap3_stalker_disable_dvi, | ||
217 | }; | ||
218 | |||
219 | static struct omap_dss_device *omap3_stalker_dss_devices[] = { | ||
220 | &omap3_stalker_lcd_device, | ||
221 | &omap3_stalker_tv_device, | ||
222 | &omap3_stalker_dvi_device, | ||
223 | }; | ||
224 | |||
225 | static struct omap_dss_board_info omap3_stalker_dss_data = { | ||
226 | .num_devices = ARRAY_SIZE(omap3_stalker_dss_devices), | ||
227 | .devices = omap3_stalker_dss_devices, | ||
228 | .default_device = &omap3_stalker_dvi_device, | ||
229 | }; | ||
230 | |||
231 | static struct platform_device omap3_stalker_dss_device = { | ||
232 | .name = "omapdss", | ||
233 | .id = -1, | ||
234 | .dev = { | ||
235 | .platform_data = &omap3_stalker_dss_data, | ||
236 | }, | ||
237 | }; | ||
238 | |||
239 | static struct regulator_consumer_supply omap3stalker_vmmc1_supply = { | ||
240 | .supply = "vmmc", | ||
241 | }; | ||
242 | |||
243 | static struct regulator_consumer_supply omap3stalker_vsim_supply = { | ||
244 | .supply = "vmmc_aux", | ||
245 | }; | ||
246 | |||
247 | /* VMMC1 for MMC1 pins CMD, CLK, DAT0..DAT3 (20 mA, plus card == max 220 mA) */ | ||
248 | static struct regulator_init_data omap3stalker_vmmc1 = { | ||
249 | .constraints = { | ||
250 | .min_uV = 1850000, | ||
251 | .max_uV = 3150000, | ||
252 | .valid_modes_mask = REGULATOR_MODE_NORMAL | ||
253 | | REGULATOR_MODE_STANDBY, | ||
254 | .valid_ops_mask = REGULATOR_CHANGE_VOLTAGE | ||
255 | | REGULATOR_CHANGE_MODE | REGULATOR_CHANGE_STATUS, | ||
256 | }, | ||
257 | .num_consumer_supplies = 1, | ||
258 | .consumer_supplies = &omap3stalker_vmmc1_supply, | ||
259 | }; | ||
260 | |||
261 | /* VSIM for MMC1 pins DAT4..DAT7 (2 mA, plus card == max 50 mA) */ | ||
262 | static struct regulator_init_data omap3stalker_vsim = { | ||
263 | .constraints = { | ||
264 | .min_uV = 1800000, | ||
265 | .max_uV = 3000000, | ||
266 | .valid_modes_mask = REGULATOR_MODE_NORMAL | ||
267 | | REGULATOR_MODE_STANDBY, | ||
268 | .valid_ops_mask = REGULATOR_CHANGE_VOLTAGE | ||
269 | | REGULATOR_CHANGE_MODE | REGULATOR_CHANGE_STATUS, | ||
270 | }, | ||
271 | .num_consumer_supplies = 1, | ||
272 | .consumer_supplies = &omap3stalker_vsim_supply, | ||
273 | }; | ||
274 | |||
275 | static struct omap2_hsmmc_info mmc[] = { | ||
276 | { | ||
277 | .mmc = 1, | ||
278 | .wires = 4, | ||
279 | .gpio_cd = -EINVAL, | ||
280 | .gpio_wp = 23, | ||
281 | }, | ||
282 | {} /* Terminator */ | ||
283 | }; | ||
284 | |||
285 | static struct gpio_keys_button gpio_buttons[] = { | ||
286 | { | ||
287 | .code = BTN_EXTRA, | ||
288 | .gpio = 18, | ||
289 | .desc = "user", | ||
290 | .wakeup = 1, | ||
291 | }, | ||
292 | }; | ||
293 | |||
294 | static struct gpio_keys_platform_data gpio_key_info = { | ||
295 | .buttons = gpio_buttons, | ||
296 | .nbuttons = ARRAY_SIZE(gpio_buttons), | ||
297 | }; | ||
298 | |||
299 | static struct platform_device keys_gpio = { | ||
300 | .name = "gpio-keys", | ||
301 | .id = -1, | ||
302 | .dev = { | ||
303 | .platform_data = &gpio_key_info, | ||
304 | }, | ||
305 | }; | ||
306 | |||
307 | static struct gpio_led gpio_leds[] = { | ||
308 | { | ||
309 | .name = "stalker:D8:usr0", | ||
310 | .default_trigger = "default-on", | ||
311 | .gpio = 126, | ||
312 | }, | ||
313 | { | ||
314 | .name = "stalker:D9:usr1", | ||
315 | .default_trigger = "default-on", | ||
316 | .gpio = 127, | ||
317 | }, | ||
318 | { | ||
319 | .name = "stalker:D3:mmc0", | ||
320 | .gpio = -EINVAL, /* gets replaced */ | ||
321 | .active_low = true, | ||
322 | .default_trigger = "mmc0", | ||
323 | }, | ||
324 | { | ||
325 | .name = "stalker:D4:heartbeat", | ||
326 | .gpio = -EINVAL, /* gets replaced */ | ||
327 | .active_low = true, | ||
328 | .default_trigger = "heartbeat", | ||
329 | }, | ||
330 | }; | ||
331 | |||
332 | static struct gpio_led_platform_data gpio_led_info = { | ||
333 | .leds = gpio_leds, | ||
334 | .num_leds = ARRAY_SIZE(gpio_leds), | ||
335 | }; | ||
336 | |||
337 | static struct platform_device leds_gpio = { | ||
338 | .name = "leds-gpio", | ||
339 | .id = -1, | ||
340 | .dev = { | ||
341 | .platform_data = &gpio_led_info, | ||
342 | }, | ||
343 | }; | ||
344 | |||
345 | static int | ||
346 | omap3stalker_twl_gpio_setup(struct device *dev, | ||
347 | unsigned gpio, unsigned ngpio) | ||
348 | { | ||
349 | /* gpio + 0 is "mmc0_cd" (input/IRQ) */ | ||
350 | omap_mux_init_gpio(23, OMAP_PIN_INPUT); | ||
351 | mmc[0].gpio_cd = gpio + 0; | ||
352 | omap2_hsmmc_init(mmc); | ||
353 | |||
354 | /* link regulators to MMC adapters */ | ||
355 | omap3stalker_vmmc1_supply.dev = mmc[0].dev; | ||
356 | omap3stalker_vsim_supply.dev = mmc[0].dev; | ||
357 | |||
358 | /* | ||
359 | * Most GPIOs are for USB OTG. Some are mostly sent to | ||
360 | * the P2 connector; notably LEDA for the LCD backlight. | ||
361 | */ | ||
362 | |||
363 | /* TWL4030_GPIO_MAX + 0 == ledA, LCD Backlight control */ | ||
364 | gpio_request(gpio + TWL4030_GPIO_MAX, "EN_LCD_BKL"); | ||
365 | gpio_direction_output(gpio + TWL4030_GPIO_MAX, 0); | ||
366 | |||
367 | /* gpio + 7 == DVI Enable */ | ||
368 | gpio_request(gpio + 7, "EN_DVI"); | ||
369 | gpio_direction_output(gpio + 7, 0); | ||
370 | |||
371 | /* TWL4030_GPIO_MAX + 1 == ledB (out, mmc0) */ | ||
372 | gpio_leds[2].gpio = gpio + TWL4030_GPIO_MAX + 1; | ||
373 | /* GPIO + 13 == ledsync (out, heartbeat) */ | ||
374 | gpio_leds[3].gpio = gpio + 13; | ||
375 | |||
376 | platform_device_register(&leds_gpio); | ||
377 | return 0; | ||
378 | } | ||
379 | |||
380 | static struct twl4030_gpio_platform_data omap3stalker_gpio_data = { | ||
381 | .gpio_base = OMAP_MAX_GPIO_LINES, | ||
382 | .irq_base = TWL4030_GPIO_IRQ_BASE, | ||
383 | .irq_end = TWL4030_GPIO_IRQ_END, | ||
384 | .use_leds = true, | ||
385 | .setup = omap3stalker_twl_gpio_setup, | ||
386 | }; | ||
387 | |||
388 | static struct twl4030_usb_data omap3stalker_usb_data = { | ||
389 | .usb_mode = T2_USB_MODE_ULPI, | ||
390 | }; | ||
391 | |||
392 | static int board_keymap[] = { | ||
393 | KEY(0, 0, KEY_LEFT), | ||
394 | KEY(0, 1, KEY_DOWN), | ||
395 | KEY(0, 2, KEY_ENTER), | ||
396 | KEY(0, 3, KEY_M), | ||
397 | |||
398 | KEY(1, 0, KEY_RIGHT), | ||
399 | KEY(1, 1, KEY_UP), | ||
400 | KEY(1, 2, KEY_I), | ||
401 | KEY(1, 3, KEY_N), | ||
402 | |||
403 | KEY(2, 0, KEY_A), | ||
404 | KEY(2, 1, KEY_E), | ||
405 | KEY(2, 2, KEY_J), | ||
406 | KEY(2, 3, KEY_O), | ||
407 | |||
408 | KEY(3, 0, KEY_B), | ||
409 | KEY(3, 1, KEY_F), | ||
410 | KEY(3, 2, KEY_K), | ||
411 | KEY(3, 3, KEY_P) | ||
412 | }; | ||
413 | |||
414 | static struct matrix_keymap_data board_map_data = { | ||
415 | .keymap = board_keymap, | ||
416 | .keymap_size = ARRAY_SIZE(board_keymap), | ||
417 | }; | ||
418 | |||
419 | static struct twl4030_keypad_data omap3stalker_kp_data = { | ||
420 | .keymap_data = &board_map_data, | ||
421 | .rows = 4, | ||
422 | .cols = 4, | ||
423 | .rep = 1, | ||
424 | }; | ||
425 | |||
426 | static struct twl4030_madc_platform_data omap3stalker_madc_data = { | ||
427 | .irq_line = 1, | ||
428 | }; | ||
429 | |||
430 | static struct twl4030_codec_audio_data omap3stalker_audio_data = { | ||
431 | .audio_mclk = 26000000, | ||
432 | }; | ||
433 | |||
434 | static struct twl4030_codec_data omap3stalker_codec_data = { | ||
435 | .audio_mclk = 26000000, | ||
436 | .audio = &omap3stalker_audio_data, | ||
437 | }; | ||
438 | |||
439 | static struct regulator_consumer_supply omap3_stalker_vdda_dac_supply = { | ||
440 | .supply = "vdda_dac", | ||
441 | .dev = &omap3_stalker_dss_device.dev, | ||
442 | }; | ||
443 | |||
444 | /* VDAC for DSS driving S-Video */ | ||
445 | static struct regulator_init_data omap3_stalker_vdac = { | ||
446 | .constraints = { | ||
447 | .min_uV = 1800000, | ||
448 | .max_uV = 1800000, | ||
449 | .apply_uV = true, | ||
450 | .valid_modes_mask = REGULATOR_MODE_NORMAL | ||
451 | | REGULATOR_MODE_STANDBY, | ||
452 | .valid_ops_mask = REGULATOR_CHANGE_MODE | ||
453 | | REGULATOR_CHANGE_STATUS, | ||
454 | }, | ||
455 | .num_consumer_supplies = 1, | ||
456 | .consumer_supplies = &omap3_stalker_vdda_dac_supply, | ||
457 | }; | ||
458 | |||
459 | /* VPLL2 for digital video outputs */ | ||
460 | static struct regulator_consumer_supply omap3_stalker_vpll2_supply = { | ||
461 | .supply = "vdds_dsi", | ||
462 | .dev = &omap3_stalker_lcd_device.dev, | ||
463 | }; | ||
464 | |||
465 | static struct regulator_init_data omap3_stalker_vpll2 = { | ||
466 | .constraints = { | ||
467 | .name = "VDVI", | ||
468 | .min_uV = 1800000, | ||
469 | .max_uV = 1800000, | ||
470 | .apply_uV = true, | ||
471 | .valid_modes_mask = REGULATOR_MODE_NORMAL | ||
472 | | REGULATOR_MODE_STANDBY, | ||
473 | .valid_ops_mask = REGULATOR_CHANGE_MODE | ||
474 | | REGULATOR_CHANGE_STATUS, | ||
475 | }, | ||
476 | .num_consumer_supplies = 1, | ||
477 | .consumer_supplies = &omap3_stalker_vpll2_supply, | ||
478 | }; | ||
479 | |||
480 | static struct twl4030_platform_data omap3stalker_twldata = { | ||
481 | .irq_base = TWL4030_IRQ_BASE, | ||
482 | .irq_end = TWL4030_IRQ_END, | ||
483 | |||
484 | /* platform_data for children goes here */ | ||
485 | .keypad = &omap3stalker_kp_data, | ||
486 | .madc = &omap3stalker_madc_data, | ||
487 | .usb = &omap3stalker_usb_data, | ||
488 | .gpio = &omap3stalker_gpio_data, | ||
489 | .codec = &omap3stalker_codec_data, | ||
490 | .vdac = &omap3_stalker_vdac, | ||
491 | .vpll2 = &omap3_stalker_vpll2, | ||
492 | }; | ||
493 | |||
494 | static struct i2c_board_info __initdata omap3stalker_i2c_boardinfo[] = { | ||
495 | { | ||
496 | I2C_BOARD_INFO("twl4030", 0x48), | ||
497 | .flags = I2C_CLIENT_WAKE, | ||
498 | .irq = INT_34XX_SYS_NIRQ, | ||
499 | .platform_data = &omap3stalker_twldata, | ||
500 | }, | ||
501 | }; | ||
502 | |||
503 | static struct at24_platform_data fram_info = { | ||
504 | .byte_len = (64 * 1024) / 8, | ||
505 | .page_size = 8192, | ||
506 | .flags = AT24_FLAG_ADDR16 | AT24_FLAG_IRUGO, | ||
507 | }; | ||
508 | |||
509 | static struct i2c_board_info __initdata omap3stalker_i2c_boardinfo3[] = { | ||
510 | { | ||
511 | I2C_BOARD_INFO("24c64", 0x50), | ||
512 | .flags = I2C_CLIENT_WAKE, | ||
513 | .platform_data = &fram_info, | ||
514 | }, | ||
515 | }; | ||
516 | |||
517 | static int __init omap3_stalker_i2c_init(void) | ||
518 | { | ||
519 | /* | ||
520 | * REVISIT: These entries can be set in omap3evm_twl_data | ||
521 | * after a merge with MFD tree | ||
522 | */ | ||
523 | omap3stalker_twldata.vmmc1 = &omap3stalker_vmmc1; | ||
524 | omap3stalker_twldata.vsim = &omap3stalker_vsim; | ||
525 | |||
526 | omap_register_i2c_bus(1, 2600, omap3stalker_i2c_boardinfo, | ||
527 | ARRAY_SIZE(omap3stalker_i2c_boardinfo)); | ||
528 | omap_register_i2c_bus(2, 400, NULL, 0); | ||
529 | omap_register_i2c_bus(3, 400, omap3stalker_i2c_boardinfo3, | ||
530 | ARRAY_SIZE(omap3stalker_i2c_boardinfo3)); | ||
531 | return 0; | ||
532 | } | ||
533 | |||
534 | #define OMAP3_STALKER_TS_GPIO 175 | ||
535 | static void ads7846_dev_init(void) | ||
536 | { | ||
537 | if (gpio_request(OMAP3_STALKER_TS_GPIO, "ADS7846 pendown") < 0) | ||
538 | printk(KERN_ERR "can't get ads7846 pen down GPIO\n"); | ||
539 | |||
540 | gpio_direction_input(OMAP3_STALKER_TS_GPIO); | ||
541 | |||
542 | omap_set_gpio_debounce(OMAP3_STALKER_TS_GPIO, 1); | ||
543 | omap_set_gpio_debounce_time(OMAP3_STALKER_TS_GPIO, 0xa); | ||
544 | } | ||
545 | |||
546 | static int ads7846_get_pendown_state(void) | ||
547 | { | ||
548 | return !gpio_get_value(OMAP3_STALKER_TS_GPIO); | ||
549 | } | ||
550 | |||
551 | static struct ads7846_platform_data ads7846_config = { | ||
552 | .x_max = 0x0fff, | ||
553 | .y_max = 0x0fff, | ||
554 | .x_plate_ohms = 180, | ||
555 | .pressure_max = 255, | ||
556 | .debounce_max = 10, | ||
557 | .debounce_tol = 3, | ||
558 | .debounce_rep = 1, | ||
559 | .get_pendown_state = ads7846_get_pendown_state, | ||
560 | .keep_vref_on = 1, | ||
561 | .settle_delay_usecs = 150, | ||
562 | }; | ||
563 | |||
564 | static struct omap2_mcspi_device_config ads7846_mcspi_config = { | ||
565 | .turbo_mode = 0, | ||
566 | .single_channel = 1, /* 0: slave, 1: master */ | ||
567 | }; | ||
568 | |||
569 | struct spi_board_info omap3stalker_spi_board_info[] = { | ||
570 | [0] = { | ||
571 | .modalias = "ads7846", | ||
572 | .bus_num = 1, | ||
573 | .chip_select = 0, | ||
574 | .max_speed_hz = 1500000, | ||
575 | .controller_data = &ads7846_mcspi_config, | ||
576 | .irq = OMAP_GPIO_IRQ(OMAP3_STALKER_TS_GPIO), | ||
577 | .platform_data = &ads7846_config, | ||
578 | }, | ||
579 | }; | ||
580 | |||
581 | static struct omap_board_config_kernel omap3_stalker_config[] __initdata = { | ||
582 | }; | ||
583 | |||
584 | static void __init omap3_stalker_init_irq(void) | ||
585 | { | ||
586 | omap_board_config = omap3_stalker_config; | ||
587 | omap_board_config_size = ARRAY_SIZE(omap3_stalker_config); | ||
588 | omap2_init_common_hw(mt46h32m32lf6_sdrc_params, NULL); | ||
589 | omap_init_irq(); | ||
590 | #ifdef CONFIG_OMAP_32K_TIMER | ||
591 | omap2_gp_clockevent_set_gptimer(12); | ||
592 | #endif | ||
593 | omap_gpio_init(); | ||
594 | } | ||
595 | |||
596 | static struct platform_device *omap3_stalker_devices[] __initdata = { | ||
597 | &omap3_stalker_dss_device, | ||
598 | &keys_gpio, | ||
599 | }; | ||
600 | |||
601 | static struct ehci_hcd_omap_platform_data ehci_pdata __initconst = { | ||
602 | .port_mode[0] = EHCI_HCD_OMAP_MODE_UNKNOWN, | ||
603 | .port_mode[1] = EHCI_HCD_OMAP_MODE_PHY, | ||
604 | .port_mode[2] = EHCI_HCD_OMAP_MODE_UNKNOWN, | ||
605 | |||
606 | .phy_reset = true, | ||
607 | .reset_gpio_port[0] = -EINVAL, | ||
608 | .reset_gpio_port[1] = 21, | ||
609 | .reset_gpio_port[2] = -EINVAL, | ||
610 | }; | ||
611 | |||
612 | #ifdef CONFIG_OMAP_MUX | ||
613 | static struct omap_board_mux board_mux[] __initdata = { | ||
614 | OMAP3_MUX(SYS_NIRQ, OMAP_MUX_MODE0 | OMAP_PIN_INPUT_PULLUP | | ||
615 | OMAP_PIN_OFF_INPUT_PULLUP | OMAP_PIN_OFF_WAKEUPENABLE), | ||
616 | OMAP3_MUX(MCSPI1_CS1, OMAP_MUX_MODE4 | OMAP_PIN_INPUT_PULLUP | | ||
617 | OMAP_PIN_OFF_INPUT_PULLUP | OMAP_PIN_OFF_WAKEUPENABLE), | ||
618 | {.reg_offset = OMAP_MUX_TERMINATOR}, | ||
619 | }; | ||
620 | #else | ||
621 | #define board_mux NULL | ||
622 | #endif | ||
623 | |||
624 | static struct omap_musb_board_data musb_board_data = { | ||
625 | .interface_type = MUSB_INTERFACE_ULPI, | ||
626 | .mode = MUSB_OTG, | ||
627 | .power = 100, | ||
628 | }; | ||
629 | |||
630 | static void __init omap3_stalker_init(void) | ||
631 | { | ||
632 | omap3_mux_init(board_mux, OMAP_PACKAGE_CUS); | ||
633 | |||
634 | omap3_stalker_i2c_init(); | ||
635 | |||
636 | platform_add_devices(omap3_stalker_devices, | ||
637 | ARRAY_SIZE(omap3_stalker_devices)); | ||
638 | |||
639 | spi_register_board_info(omap3stalker_spi_board_info, | ||
640 | ARRAY_SIZE(omap3stalker_spi_board_info)); | ||
641 | |||
642 | omap_serial_init(); | ||
643 | usb_musb_init(&musb_board_data); | ||
644 | usb_ehci_init(&ehci_pdata); | ||
645 | ads7846_dev_init(); | ||
646 | |||
647 | omap_mux_init_gpio(21, OMAP_PIN_OUTPUT); | ||
648 | omap_mux_init_gpio(18, OMAP_PIN_INPUT_PULLUP); | ||
649 | |||
650 | omap3stalker_init_eth(); | ||
651 | omap3_stalker_display_init(); | ||
652 | /* Ensure SDRC pins are mux'd for self-refresh */ | ||
653 | omap_mux_init_signal("sdr_cke0", OMAP_PIN_OUTPUT); | ||
654 | omap_mux_init_signal("sdr_cke1", OMAP_PIN_OUTPUT); | ||
655 | } | ||
656 | |||
657 | static void __init omap3_stalker_map_io(void) | ||
658 | { | ||
659 | omap2_set_globals_343x(); | ||
660 | omap34xx_map_common_io(); | ||
661 | } | ||
662 | |||
663 | MACHINE_START(SBC3530, "OMAP3 STALKER") | ||
664 | /* Maintainer: Jason Lam -lzg@ema-tech.com */ | ||
665 | .phys_io = 0x48000000, | ||
666 | .io_pg_offst = ((0xfa000000) >> 18) & 0xfffc, | ||
667 | .boot_params = 0x80000100, | ||
668 | .map_io = omap3_stalker_map_io, | ||
669 | .init_irq = omap3_stalker_init_irq, | ||
670 | .init_machine = omap3_stalker_init, | ||
671 | .timer = &omap_timer, | ||
672 | MACHINE_END | ||