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2885f000 SMK |
1 | /* |
2 | * linux/arch/arm/mach-omap2/board-omap3beagle.c | |
3 | * | |
4 | * Copyright (C) 2008 Texas Instruments | |
5 | * | |
6 | * Modified from mach-omap2/board-3430sdp.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/mtd/mtd.h> | |
28 | #include <linux/mtd/partitions.h> | |
29 | #include <linux/mtd/nand.h> | |
3a63833e | 30 | #include <linux/mmc/host.h> |
2885f000 | 31 | |
bb3b9d8e | 32 | #include <linux/regulator/machine.h> |
b07682b6 | 33 | #include <linux/i2c/twl.h> |
145d9c94 | 34 | |
2885f000 SMK |
35 | #include <mach/hardware.h> |
36 | #include <asm/mach-types.h> | |
37 | #include <asm/mach/arch.h> | |
38 | #include <asm/mach/map.h> | |
39 | #include <asm/mach/flash.h> | |
40 | ||
ce491cf8 TL |
41 | #include <plat/board.h> |
42 | #include <plat/common.h> | |
044d32ff | 43 | #include <plat/display.h> |
ce491cf8 TL |
44 | #include <plat/gpmc.h> |
45 | #include <plat/nand.h> | |
ce491cf8 | 46 | #include <plat/usb.h> |
2885f000 | 47 | |
ca5742bd | 48 | #include "mux.h" |
d02a900b | 49 | #include "hsmmc.h" |
04aeae77 | 50 | #include "timer-gp.h" |
2885f000 | 51 | |
2885f000 SMK |
52 | #define NAND_BLOCK_SIZE SZ_128K |
53 | ||
954bed04 RN |
54 | /* |
55 | * OMAP3 Beagle revision | |
56 | * Run time detection of Beagle revision is done by reading GPIO. | |
57 | * GPIO ID - | |
58 | * AXBX = GPIO173, GPIO172, GPIO171: 1 1 1 | |
59 | * C1_3 = GPIO173, GPIO172, GPIO171: 1 1 0 | |
60 | * C4 = GPIO173, GPIO172, GPIO171: 1 0 1 | |
61 | * XM = GPIO173, GPIO172, GPIO171: 0 0 0 | |
62 | */ | |
63 | enum { | |
64 | OMAP3BEAGLE_BOARD_UNKN = 0, | |
65 | OMAP3BEAGLE_BOARD_AXBX, | |
66 | OMAP3BEAGLE_BOARD_C1_3, | |
67 | OMAP3BEAGLE_BOARD_C4, | |
68 | OMAP3BEAGLE_BOARD_XM, | |
69 | }; | |
70 | ||
71 | static u8 omap3_beagle_version; | |
72 | ||
73 | static u8 omap3_beagle_get_rev(void) | |
74 | { | |
75 | return omap3_beagle_version; | |
76 | } | |
77 | ||
78 | static void __init omap3_beagle_init_rev(void) | |
79 | { | |
80 | int ret; | |
81 | u16 beagle_rev = 0; | |
82 | ||
83 | omap_mux_init_gpio(171, OMAP_PIN_INPUT_PULLUP); | |
84 | omap_mux_init_gpio(172, OMAP_PIN_INPUT_PULLUP); | |
85 | omap_mux_init_gpio(173, OMAP_PIN_INPUT_PULLUP); | |
86 | ||
87 | ret = gpio_request(171, "rev_id_0"); | |
88 | if (ret < 0) | |
89 | goto fail0; | |
90 | ||
91 | ret = gpio_request(172, "rev_id_1"); | |
92 | if (ret < 0) | |
93 | goto fail1; | |
94 | ||
95 | ret = gpio_request(173, "rev_id_2"); | |
96 | if (ret < 0) | |
97 | goto fail2; | |
98 | ||
99 | gpio_direction_input(171); | |
100 | gpio_direction_input(172); | |
101 | gpio_direction_input(173); | |
102 | ||
103 | beagle_rev = gpio_get_value(171) | (gpio_get_value(172) << 1) | |
104 | | (gpio_get_value(173) << 2); | |
105 | ||
106 | switch (beagle_rev) { | |
107 | case 7: | |
108 | printk(KERN_INFO "OMAP3 Beagle Rev: Ax/Bx\n"); | |
109 | omap3_beagle_version = OMAP3BEAGLE_BOARD_AXBX; | |
110 | break; | |
111 | case 6: | |
112 | printk(KERN_INFO "OMAP3 Beagle Rev: C1/C2/C3\n"); | |
113 | omap3_beagle_version = OMAP3BEAGLE_BOARD_C1_3; | |
114 | break; | |
115 | case 5: | |
116 | printk(KERN_INFO "OMAP3 Beagle Rev: C4\n"); | |
117 | omap3_beagle_version = OMAP3BEAGLE_BOARD_C4; | |
118 | break; | |
119 | case 0: | |
120 | printk(KERN_INFO "OMAP3 Beagle Rev: xM\n"); | |
121 | omap3_beagle_version = OMAP3BEAGLE_BOARD_XM; | |
122 | break; | |
123 | default: | |
124 | printk(KERN_INFO "OMAP3 Beagle Rev: unknown %hd\n", beagle_rev); | |
125 | omap3_beagle_version = OMAP3BEAGLE_BOARD_UNKN; | |
126 | } | |
127 | ||
128 | return; | |
129 | ||
130 | fail2: | |
131 | gpio_free(172); | |
132 | fail1: | |
133 | gpio_free(171); | |
134 | fail0: | |
135 | printk(KERN_ERR "Unable to get revision detection GPIO pins\n"); | |
136 | omap3_beagle_version = OMAP3BEAGLE_BOARD_UNKN; | |
137 | ||
138 | return; | |
139 | } | |
140 | ||
2885f000 SMK |
141 | static struct mtd_partition omap3beagle_nand_partitions[] = { |
142 | /* All the partition sizes are listed in terms of NAND block size */ | |
143 | { | |
144 | .name = "X-Loader", | |
145 | .offset = 0, | |
146 | .size = 4 * NAND_BLOCK_SIZE, | |
147 | .mask_flags = MTD_WRITEABLE, /* force read-only */ | |
148 | }, | |
149 | { | |
150 | .name = "U-Boot", | |
151 | .offset = MTDPART_OFS_APPEND, /* Offset = 0x80000 */ | |
152 | .size = 15 * NAND_BLOCK_SIZE, | |
153 | .mask_flags = MTD_WRITEABLE, /* force read-only */ | |
154 | }, | |
155 | { | |
156 | .name = "U-Boot Env", | |
157 | .offset = MTDPART_OFS_APPEND, /* Offset = 0x260000 */ | |
158 | .size = 1 * NAND_BLOCK_SIZE, | |
159 | }, | |
160 | { | |
161 | .name = "Kernel", | |
162 | .offset = MTDPART_OFS_APPEND, /* Offset = 0x280000 */ | |
163 | .size = 32 * NAND_BLOCK_SIZE, | |
164 | }, | |
165 | { | |
166 | .name = "File System", | |
167 | .offset = MTDPART_OFS_APPEND, /* Offset = 0x680000 */ | |
168 | .size = MTDPART_SIZ_FULL, | |
169 | }, | |
170 | }; | |
171 | ||
172 | static struct omap_nand_platform_data omap3beagle_nand_data = { | |
173 | .options = NAND_BUSWIDTH_16, | |
174 | .parts = omap3beagle_nand_partitions, | |
175 | .nr_parts = ARRAY_SIZE(omap3beagle_nand_partitions), | |
176 | .dma_channel = -1, /* disable DMA in OMAP NAND driver */ | |
177 | .nand_setup = NULL, | |
178 | .dev_ready = NULL, | |
179 | }; | |
180 | ||
044d32ff KK |
181 | /* DSS */ |
182 | ||
183 | static int beagle_enable_dvi(struct omap_dss_device *dssdev) | |
184 | { | |
185 | if (gpio_is_valid(dssdev->reset_gpio)) | |
186 | gpio_set_value(dssdev->reset_gpio, 1); | |
187 | ||
188 | return 0; | |
189 | } | |
190 | ||
191 | static void beagle_disable_dvi(struct omap_dss_device *dssdev) | |
192 | { | |
193 | if (gpio_is_valid(dssdev->reset_gpio)) | |
194 | gpio_set_value(dssdev->reset_gpio, 0); | |
195 | } | |
196 | ||
197 | static struct omap_dss_device beagle_dvi_device = { | |
198 | .type = OMAP_DISPLAY_TYPE_DPI, | |
199 | .name = "dvi", | |
200 | .driver_name = "generic_panel", | |
201 | .phy.dpi.data_lines = 24, | |
f8362d21 | 202 | .reset_gpio = -EINVAL, |
044d32ff KK |
203 | .platform_enable = beagle_enable_dvi, |
204 | .platform_disable = beagle_disable_dvi, | |
205 | }; | |
206 | ||
207 | static struct omap_dss_device beagle_tv_device = { | |
208 | .name = "tv", | |
209 | .driver_name = "venc", | |
210 | .type = OMAP_DISPLAY_TYPE_VENC, | |
211 | .phy.venc.type = OMAP_DSS_VENC_TYPE_SVIDEO, | |
212 | }; | |
213 | ||
214 | static struct omap_dss_device *beagle_dss_devices[] = { | |
215 | &beagle_dvi_device, | |
216 | &beagle_tv_device, | |
217 | }; | |
218 | ||
219 | static struct omap_dss_board_info beagle_dss_data = { | |
220 | .num_devices = ARRAY_SIZE(beagle_dss_devices), | |
221 | .devices = beagle_dss_devices, | |
222 | .default_device = &beagle_dvi_device, | |
223 | }; | |
224 | ||
225 | static struct platform_device beagle_dss_device = { | |
226 | .name = "omapdss", | |
227 | .id = -1, | |
228 | .dev = { | |
229 | .platform_data = &beagle_dss_data, | |
230 | }, | |
231 | }; | |
232 | ||
233 | static struct regulator_consumer_supply beagle_vdac_supply = | |
234 | REGULATOR_SUPPLY("vdda_dac", "omapdss"); | |
235 | ||
236 | static struct regulator_consumer_supply beagle_vdvi_supply = | |
237 | REGULATOR_SUPPLY("vdds_dsi", "omapdss"); | |
238 | ||
239 | static void __init beagle_display_init(void) | |
240 | { | |
241 | int r; | |
242 | ||
243 | r = gpio_request(beagle_dvi_device.reset_gpio, "DVI reset"); | |
244 | if (r < 0) { | |
245 | printk(KERN_ERR "Unable to get DVI reset GPIO\n"); | |
246 | return; | |
247 | } | |
248 | ||
249 | gpio_direction_output(beagle_dvi_device.reset_gpio, 0); | |
250 | } | |
251 | ||
2e12bd7e PW |
252 | #include "sdram-micron-mt46h32m32lf-6.h" |
253 | ||
68ff0423 | 254 | static struct omap2_hsmmc_info mmc[] = { |
90c62bf0 TL |
255 | { |
256 | .mmc = 1, | |
3a63833e | 257 | .caps = MMC_CAP_4_BIT_DATA | MMC_CAP_8_BIT_DATA, |
90c62bf0 TL |
258 | .gpio_wp = 29, |
259 | }, | |
260 | {} /* Terminator */ | |
261 | }; | |
262 | ||
bb3b9d8e DB |
263 | static struct regulator_consumer_supply beagle_vmmc1_supply = { |
264 | .supply = "vmmc", | |
265 | }; | |
266 | ||
267 | static struct regulator_consumer_supply beagle_vsim_supply = { | |
268 | .supply = "vmmc_aux", | |
269 | }; | |
270 | ||
90c62bf0 TL |
271 | static struct gpio_led gpio_leds[]; |
272 | ||
273 | static int beagle_twl_gpio_setup(struct device *dev, | |
274 | unsigned gpio, unsigned ngpio) | |
275 | { | |
cf74d41e RN |
276 | if (omap3_beagle_get_rev() == OMAP3BEAGLE_BOARD_XM) { |
277 | mmc[0].gpio_wp = -EINVAL; | |
278 | } else if ((omap3_beagle_get_rev() == OMAP3BEAGLE_BOARD_C1_3) || | |
e4916e11 | 279 | (omap3_beagle_get_rev() == OMAP3BEAGLE_BOARD_C4)) { |
4896e394 | 280 | omap_mux_init_gpio(23, OMAP_PIN_INPUT); |
44e74840 JN |
281 | mmc[0].gpio_wp = 23; |
282 | } else { | |
4896e394 | 283 | omap_mux_init_gpio(29, OMAP_PIN_INPUT); |
44e74840 | 284 | } |
90c62bf0 | 285 | /* gpio + 0 is "mmc0_cd" (input/IRQ) */ |
145d9c94 | 286 | mmc[0].gpio_cd = gpio + 0; |
68ff0423 | 287 | omap2_hsmmc_init(mmc); |
90c62bf0 | 288 | |
bb3b9d8e DB |
289 | /* link regulators to MMC adapters */ |
290 | beagle_vmmc1_supply.dev = mmc[0].dev; | |
291 | beagle_vsim_supply.dev = mmc[0].dev; | |
292 | ||
90c62bf0 TL |
293 | /* REVISIT: need ehci-omap hooks for external VBUS |
294 | * power switch and overcurrent detect | |
295 | */ | |
296 | ||
297 | gpio_request(gpio + 1, "EHCI_nOC"); | |
298 | gpio_direction_input(gpio + 1); | |
299 | ||
68fc3e15 KK |
300 | /* |
301 | * TWL4030_GPIO_MAX + 0 == ledA, EHCI nEN_USB_PWR (out, XM active | |
302 | * high / others active low) | |
303 | */ | |
90c62bf0 | 304 | gpio_request(gpio + TWL4030_GPIO_MAX, "nEN_USB_PWR"); |
68fc3e15 KK |
305 | if (omap3_beagle_get_rev() == OMAP3BEAGLE_BOARD_XM) |
306 | gpio_direction_output(gpio + TWL4030_GPIO_MAX, 1); | |
307 | else | |
308 | gpio_direction_output(gpio + TWL4030_GPIO_MAX, 0); | |
90c62bf0 | 309 | |
f8362d21 KK |
310 | /* DVI reset GPIO is different between beagle revisions */ |
311 | if (omap3_beagle_get_rev() == OMAP3BEAGLE_BOARD_XM) | |
312 | beagle_dvi_device.reset_gpio = 129; | |
313 | else | |
314 | beagle_dvi_device.reset_gpio = 170; | |
315 | ||
90c62bf0 TL |
316 | /* TWL4030_GPIO_MAX + 1 == ledB, PMU_STAT (out, active low LED) */ |
317 | gpio_leds[2].gpio = gpio + TWL4030_GPIO_MAX + 1; | |
318 | ||
319 | return 0; | |
320 | } | |
321 | ||
322 | static struct twl4030_gpio_platform_data beagle_gpio_data = { | |
323 | .gpio_base = OMAP_MAX_GPIO_LINES, | |
324 | .irq_base = TWL4030_GPIO_IRQ_BASE, | |
325 | .irq_end = TWL4030_GPIO_IRQ_END, | |
326 | .use_leds = true, | |
327 | .pullups = BIT(1), | |
328 | .pulldowns = BIT(2) | BIT(6) | BIT(7) | BIT(8) | BIT(13) | |
329 | | BIT(15) | BIT(16) | BIT(17), | |
330 | .setup = beagle_twl_gpio_setup, | |
331 | }; | |
332 | ||
bb3b9d8e DB |
333 | /* VMMC1 for MMC1 pins CMD, CLK, DAT0..DAT3 (20 mA, plus card == max 220 mA) */ |
334 | static struct regulator_init_data beagle_vmmc1 = { | |
335 | .constraints = { | |
336 | .min_uV = 1850000, | |
337 | .max_uV = 3150000, | |
338 | .valid_modes_mask = REGULATOR_MODE_NORMAL | |
339 | | REGULATOR_MODE_STANDBY, | |
340 | .valid_ops_mask = REGULATOR_CHANGE_VOLTAGE | |
341 | | REGULATOR_CHANGE_MODE | |
342 | | REGULATOR_CHANGE_STATUS, | |
343 | }, | |
344 | .num_consumer_supplies = 1, | |
345 | .consumer_supplies = &beagle_vmmc1_supply, | |
346 | }; | |
347 | ||
348 | /* VSIM for MMC1 pins DAT4..DAT7 (2 mA, plus card == max 50 mA) */ | |
349 | static struct regulator_init_data beagle_vsim = { | |
350 | .constraints = { | |
351 | .min_uV = 1800000, | |
352 | .max_uV = 3000000, | |
353 | .valid_modes_mask = REGULATOR_MODE_NORMAL | |
354 | | REGULATOR_MODE_STANDBY, | |
355 | .valid_ops_mask = REGULATOR_CHANGE_VOLTAGE | |
356 | | REGULATOR_CHANGE_MODE | |
357 | | REGULATOR_CHANGE_STATUS, | |
358 | }, | |
359 | .num_consumer_supplies = 1, | |
360 | .consumer_supplies = &beagle_vsim_supply, | |
361 | }; | |
362 | ||
363 | /* VDAC for DSS driving S-Video (8 mA unloaded, max 65 mA) */ | |
364 | static struct regulator_init_data beagle_vdac = { | |
365 | .constraints = { | |
366 | .min_uV = 1800000, | |
367 | .max_uV = 1800000, | |
368 | .valid_modes_mask = REGULATOR_MODE_NORMAL | |
369 | | REGULATOR_MODE_STANDBY, | |
370 | .valid_ops_mask = REGULATOR_CHANGE_MODE | |
371 | | REGULATOR_CHANGE_STATUS, | |
372 | }, | |
373 | .num_consumer_supplies = 1, | |
374 | .consumer_supplies = &beagle_vdac_supply, | |
375 | }; | |
376 | ||
377 | /* VPLL2 for digital video outputs */ | |
378 | static struct regulator_init_data beagle_vpll2 = { | |
379 | .constraints = { | |
380 | .name = "VDVI", | |
381 | .min_uV = 1800000, | |
382 | .max_uV = 1800000, | |
383 | .valid_modes_mask = REGULATOR_MODE_NORMAL | |
384 | | REGULATOR_MODE_STANDBY, | |
385 | .valid_ops_mask = REGULATOR_CHANGE_MODE | |
386 | | REGULATOR_CHANGE_STATUS, | |
387 | }, | |
388 | .num_consumer_supplies = 1, | |
389 | .consumer_supplies = &beagle_vdvi_supply, | |
390 | }; | |
391 | ||
bd04e465 FB |
392 | static struct twl4030_usb_data beagle_usb_data = { |
393 | .usb_mode = T2_USB_MODE_ULPI, | |
394 | }; | |
395 | ||
e86fa0b4 PU |
396 | static struct twl4030_codec_audio_data beagle_audio_data = { |
397 | .audio_mclk = 26000000, | |
398 | }; | |
399 | ||
400 | static struct twl4030_codec_data beagle_codec_data = { | |
6df74efb | 401 | .audio_mclk = 26000000, |
e86fa0b4 PU |
402 | .audio = &beagle_audio_data, |
403 | }; | |
404 | ||
90c62bf0 TL |
405 | static struct twl4030_platform_data beagle_twldata = { |
406 | .irq_base = TWL4030_IRQ_BASE, | |
407 | .irq_end = TWL4030_IRQ_END, | |
408 | ||
409 | /* platform_data for children goes here */ | |
bd04e465 | 410 | .usb = &beagle_usb_data, |
90c62bf0 | 411 | .gpio = &beagle_gpio_data, |
e86fa0b4 | 412 | .codec = &beagle_codec_data, |
bb3b9d8e DB |
413 | .vmmc1 = &beagle_vmmc1, |
414 | .vsim = &beagle_vsim, | |
415 | .vdac = &beagle_vdac, | |
416 | .vpll2 = &beagle_vpll2, | |
90c62bf0 TL |
417 | }; |
418 | ||
419 | static struct i2c_board_info __initdata beagle_i2c_boardinfo[] = { | |
420 | { | |
421 | I2C_BOARD_INFO("twl4030", 0x48), | |
422 | .flags = I2C_CLIENT_WAKE, | |
423 | .irq = INT_34XX_SYS_NIRQ, | |
424 | .platform_data = &beagle_twldata, | |
425 | }, | |
426 | }; | |
427 | ||
e3333f48 MP |
428 | static struct i2c_board_info __initdata beagle_i2c_eeprom[] = { |
429 | { | |
430 | I2C_BOARD_INFO("eeprom", 0x50), | |
431 | }, | |
432 | }; | |
433 | ||
90c62bf0 TL |
434 | static int __init omap3_beagle_i2c_init(void) |
435 | { | |
436 | omap_register_i2c_bus(1, 2600, beagle_i2c_boardinfo, | |
437 | ARRAY_SIZE(beagle_i2c_boardinfo)); | |
8ca7fe26 KK |
438 | /* Bus 3 is attached to the DVI port where devices like the pico DLP |
439 | * projector don't work reliably with 400kHz */ | |
e3333f48 | 440 | omap_register_i2c_bus(3, 100, beagle_i2c_eeprom, ARRAY_SIZE(beagle_i2c_eeprom)); |
90c62bf0 TL |
441 | return 0; |
442 | } | |
443 | ||
2885f000 SMK |
444 | static struct gpio_led gpio_leds[] = { |
445 | { | |
446 | .name = "beagleboard::usr0", | |
447 | .default_trigger = "heartbeat", | |
448 | .gpio = 150, | |
449 | }, | |
450 | { | |
451 | .name = "beagleboard::usr1", | |
452 | .default_trigger = "mmc0", | |
453 | .gpio = 149, | |
454 | }, | |
90c62bf0 TL |
455 | { |
456 | .name = "beagleboard::pmu_stat", | |
457 | .gpio = -EINVAL, /* gets replaced */ | |
458 | .active_low = true, | |
459 | }, | |
2885f000 SMK |
460 | }; |
461 | ||
462 | static struct gpio_led_platform_data gpio_led_info = { | |
463 | .leds = gpio_leds, | |
464 | .num_leds = ARRAY_SIZE(gpio_leds), | |
465 | }; | |
466 | ||
467 | static struct platform_device leds_gpio = { | |
468 | .name = "leds-gpio", | |
469 | .id = -1, | |
470 | .dev = { | |
471 | .platform_data = &gpio_led_info, | |
472 | }, | |
473 | }; | |
474 | ||
475 | static struct gpio_keys_button gpio_buttons[] = { | |
476 | { | |
477 | .code = BTN_EXTRA, | |
478 | .gpio = 7, | |
479 | .desc = "user", | |
480 | .wakeup = 1, | |
481 | }, | |
482 | }; | |
483 | ||
484 | static struct gpio_keys_platform_data gpio_key_info = { | |
485 | .buttons = gpio_buttons, | |
486 | .nbuttons = ARRAY_SIZE(gpio_buttons), | |
487 | }; | |
488 | ||
489 | static struct platform_device keys_gpio = { | |
490 | .name = "gpio-keys", | |
491 | .id = -1, | |
492 | .dev = { | |
493 | .platform_data = &gpio_key_info, | |
494 | }, | |
495 | }; | |
496 | ||
b3c6df3a PW |
497 | static void __init omap3_beagle_init_irq(void) |
498 | { | |
4805734b PW |
499 | omap2_init_common_infrastructure(); |
500 | omap2_init_common_devices(mt46h32m32lf6_sdrc_params, | |
501 | mt46h32m32lf6_sdrc_params); | |
b3c6df3a PW |
502 | omap_init_irq(); |
503 | #ifdef CONFIG_OMAP_32K_TIMER | |
504 | omap2_gp_clockevent_set_gptimer(12); | |
505 | #endif | |
b3c6df3a PW |
506 | } |
507 | ||
2885f000 | 508 | static struct platform_device *omap3_beagle_devices[] __initdata = { |
2885f000 SMK |
509 | &leds_gpio, |
510 | &keys_gpio, | |
044d32ff | 511 | &beagle_dss_device, |
2885f000 SMK |
512 | }; |
513 | ||
514 | static void __init omap3beagle_flash_init(void) | |
515 | { | |
516 | u8 cs = 0; | |
517 | u8 nandcs = GPMC_CS_NUM + 1; | |
518 | ||
2885f000 SMK |
519 | /* find out the chip-select on which NAND exists */ |
520 | while (cs < GPMC_CS_NUM) { | |
521 | u32 ret = 0; | |
522 | ret = gpmc_cs_read_reg(cs, GPMC_CS_CONFIG1); | |
523 | ||
524 | if ((ret & 0xC00) == 0x800) { | |
525 | printk(KERN_INFO "Found NAND on CS%d\n", cs); | |
526 | if (nandcs > GPMC_CS_NUM) | |
527 | nandcs = cs; | |
528 | } | |
529 | cs++; | |
530 | } | |
531 | ||
532 | if (nandcs > GPMC_CS_NUM) { | |
533 | printk(KERN_INFO "NAND: Unable to find configuration " | |
534 | "in GPMC\n "); | |
535 | return; | |
536 | } | |
537 | ||
538 | if (nandcs < GPMC_CS_NUM) { | |
539 | omap3beagle_nand_data.cs = nandcs; | |
2885f000 SMK |
540 | |
541 | printk(KERN_INFO "Registering NAND on CS%d\n", nandcs); | |
f450d867 | 542 | if (gpmc_nand_init(&omap3beagle_nand_data) < 0) |
2885f000 SMK |
543 | printk(KERN_ERR "Unable to register NAND device\n"); |
544 | } | |
545 | } | |
546 | ||
6f69a181 | 547 | static const struct ehci_hcd_omap_platform_data ehci_pdata __initconst = { |
58a5491c FB |
548 | |
549 | .port_mode[0] = EHCI_HCD_OMAP_MODE_PHY, | |
550 | .port_mode[1] = EHCI_HCD_OMAP_MODE_PHY, | |
551 | .port_mode[2] = EHCI_HCD_OMAP_MODE_UNKNOWN, | |
552 | ||
553 | .phy_reset = true, | |
554 | .reset_gpio_port[0] = -EINVAL, | |
555 | .reset_gpio_port[1] = 147, | |
556 | .reset_gpio_port[2] = -EINVAL | |
557 | }; | |
558 | ||
ca5742bd TL |
559 | #ifdef CONFIG_OMAP_MUX |
560 | static struct omap_board_mux board_mux[] __initdata = { | |
561 | { .reg_offset = OMAP_MUX_TERMINATOR }, | |
562 | }; | |
ca5742bd TL |
563 | #endif |
564 | ||
884b8369 MM |
565 | static struct omap_musb_board_data musb_board_data = { |
566 | .interface_type = MUSB_INTERFACE_ULPI, | |
567 | .mode = MUSB_OTG, | |
568 | .power = 100, | |
569 | }; | |
570 | ||
2885f000 SMK |
571 | static void __init omap3_beagle_init(void) |
572 | { | |
ca5742bd | 573 | omap3_mux_init(board_mux, OMAP_PACKAGE_CBB); |
954bed04 | 574 | omap3_beagle_init_rev(); |
90c62bf0 | 575 | omap3_beagle_i2c_init(); |
2885f000 SMK |
576 | platform_add_devices(omap3_beagle_devices, |
577 | ARRAY_SIZE(omap3_beagle_devices)); | |
2885f000 | 578 | omap_serial_init(); |
90c62bf0 | 579 | |
4896e394 | 580 | omap_mux_init_gpio(170, OMAP_PIN_INPUT); |
90c62bf0 TL |
581 | gpio_request(170, "DVI_nPD"); |
582 | /* REVISIT leave DVI powered down until it's needed ... */ | |
583 | gpio_direction_output(170, true); | |
584 | ||
884b8369 | 585 | usb_musb_init(&musb_board_data); |
58a5491c | 586 | usb_ehci_init(&ehci_pdata); |
2885f000 | 587 | omap3beagle_flash_init(); |
9fb97412 JP |
588 | |
589 | /* Ensure SDRC pins are mux'd for self-refresh */ | |
4896e394 TL |
590 | omap_mux_init_signal("sdrc_cke0", OMAP_PIN_OUTPUT); |
591 | omap_mux_init_signal("sdrc_cke1", OMAP_PIN_OUTPUT); | |
044d32ff KK |
592 | |
593 | beagle_display_init(); | |
2885f000 SMK |
594 | } |
595 | ||
2885f000 SMK |
596 | MACHINE_START(OMAP3_BEAGLE, "OMAP3 Beagle Board") |
597 | /* Maintainer: Syed Mohammed Khasim - http://beagleboard.org */ | |
2885f000 | 598 | .boot_params = 0x80000100, |
869fef41 | 599 | .map_io = omap3_map_io, |
71ee7dad | 600 | .reserve = omap_reserve, |
2885f000 SMK |
601 | .init_irq = omap3_beagle_init_irq, |
602 | .init_machine = omap3_beagle_init, | |
603 | .timer = &omap_timer, | |
604 | MACHINE_END |