cfbe695103d01ef787b86141e643bb3990fef4ea
[pandora-kernel.git] / arch / arm / mach-omap2 / board-omap3evm.c
1 /*
2  * linux/arch/arm/mach-omap2/board-omap3evm.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/gpio.h>
22 #include <linux/input.h>
23 #include <linux/input/matrix_keypad.h>
24 #include <linux/leds.h>
25 #include <linux/interrupt.h>
26
27 #include <linux/spi/spi.h>
28 #include <linux/spi/ads7846.h>
29 #include <linux/i2c/twl.h>
30 #include <linux/usb/otg.h>
31 #include <linux/smsc911x.h>
32
33 #include <linux/regulator/machine.h>
34
35 #include <mach/hardware.h>
36 #include <asm/mach-types.h>
37 #include <asm/mach/arch.h>
38 #include <asm/mach/map.h>
39
40 #include <plat/board.h>
41 #include <plat/usb.h>
42 #include <plat/common.h>
43 #include <plat/mcspi.h>
44 #include <plat/display.h>
45
46 #include "mux.h"
47 #include "sdram-micron-mt46h32m32lf-6.h"
48 #include "hsmmc.h"
49
50 #define OMAP3_EVM_TS_GPIO       175
51 #define OMAP3_EVM_EHCI_VBUS     22
52 #define OMAP3_EVM_EHCI_SELECT   61
53
54 #define OMAP3EVM_ETHR_START     0x2c000000
55 #define OMAP3EVM_ETHR_SIZE      1024
56 #define OMAP3EVM_ETHR_ID_REV    0x50
57 #define OMAP3EVM_ETHR_GPIO_IRQ  176
58 #define OMAP3EVM_SMSC911X_CS    5
59
60 static u8 omap3_evm_version;
61
62 u8 get_omap3_evm_rev(void)
63 {
64         return omap3_evm_version;
65 }
66 EXPORT_SYMBOL(get_omap3_evm_rev);
67
68 static void __init omap3_evm_get_revision(void)
69 {
70         void __iomem *ioaddr;
71         unsigned int smsc_id;
72
73         /* Ethernet PHY ID is stored at ID_REV register */
74         ioaddr = ioremap_nocache(OMAP3EVM_ETHR_START, SZ_1K);
75         if (!ioaddr)
76                 return;
77         smsc_id = readl(ioaddr + OMAP3EVM_ETHR_ID_REV) & 0xFFFF0000;
78         iounmap(ioaddr);
79
80         switch (smsc_id) {
81         /*SMSC9115 chipset*/
82         case 0x01150000:
83                 omap3_evm_version = OMAP3EVM_BOARD_GEN_1;
84                 break;
85         /*SMSC 9220 chipset*/
86         case 0x92200000:
87         default:
88                 omap3_evm_version = OMAP3EVM_BOARD_GEN_2;
89         }
90 }
91
92 #if defined(CONFIG_SMSC911X) || defined(CONFIG_SMSC911X_MODULE)
93 static struct resource omap3evm_smsc911x_resources[] = {
94         [0] =   {
95                 .start  = OMAP3EVM_ETHR_START,
96                 .end    = (OMAP3EVM_ETHR_START + OMAP3EVM_ETHR_SIZE - 1),
97                 .flags  = IORESOURCE_MEM,
98         },
99         [1] =   {
100                 .start  = OMAP_GPIO_IRQ(OMAP3EVM_ETHR_GPIO_IRQ),
101                 .end    = OMAP_GPIO_IRQ(OMAP3EVM_ETHR_GPIO_IRQ),
102                 .flags  = (IORESOURCE_IRQ | IRQF_TRIGGER_LOW),
103         },
104 };
105
106 static struct smsc911x_platform_config smsc911x_config = {
107         .phy_interface  = PHY_INTERFACE_MODE_MII,
108         .irq_polarity   = SMSC911X_IRQ_POLARITY_ACTIVE_LOW,
109         .irq_type       = SMSC911X_IRQ_TYPE_OPEN_DRAIN,
110         .flags          = (SMSC911X_USE_32BIT | SMSC911X_SAVE_MAC_ADDRESS),
111 };
112
113 static struct platform_device omap3evm_smsc911x_device = {
114         .name           = "smsc911x",
115         .id             = -1,
116         .num_resources  = ARRAY_SIZE(omap3evm_smsc911x_resources),
117         .resource       = &omap3evm_smsc911x_resources[0],
118         .dev            = {
119                 .platform_data = &smsc911x_config,
120         },
121 };
122
123 static inline void __init omap3evm_init_smsc911x(void)
124 {
125         int eth_cs;
126         struct clk *l3ck;
127         unsigned int rate;
128
129         eth_cs = OMAP3EVM_SMSC911X_CS;
130
131         l3ck = clk_get(NULL, "l3_ck");
132         if (IS_ERR(l3ck))
133                 rate = 100000000;
134         else
135                 rate = clk_get_rate(l3ck);
136
137         if (gpio_request(OMAP3EVM_ETHR_GPIO_IRQ, "SMSC911x irq") < 0) {
138                 printk(KERN_ERR "Failed to request GPIO%d for smsc911x IRQ\n",
139                         OMAP3EVM_ETHR_GPIO_IRQ);
140                 return;
141         }
142
143         gpio_direction_input(OMAP3EVM_ETHR_GPIO_IRQ);
144         platform_device_register(&omap3evm_smsc911x_device);
145 }
146
147 #else
148 static inline void __init omap3evm_init_smsc911x(void) { return; }
149 #endif
150
151 /*
152  * OMAP3EVM LCD Panel control signals
153  */
154 #define OMAP3EVM_LCD_PANEL_LR           2
155 #define OMAP3EVM_LCD_PANEL_UD           3
156 #define OMAP3EVM_LCD_PANEL_INI          152
157 #define OMAP3EVM_LCD_PANEL_ENVDD        153
158 #define OMAP3EVM_LCD_PANEL_QVGA         154
159 #define OMAP3EVM_LCD_PANEL_RESB         155
160 #define OMAP3EVM_LCD_PANEL_BKLIGHT_GPIO 210
161 #define OMAP3EVM_DVI_PANEL_EN_GPIO      199
162
163 static int lcd_enabled;
164 static int dvi_enabled;
165
166 static void __init omap3_evm_display_init(void)
167 {
168         int r;
169
170         r = gpio_request(OMAP3EVM_LCD_PANEL_RESB, "lcd_panel_resb");
171         if (r) {
172                 printk(KERN_ERR "failed to get lcd_panel_resb\n");
173                 return;
174         }
175         gpio_direction_output(OMAP3EVM_LCD_PANEL_RESB, 1);
176
177         r = gpio_request(OMAP3EVM_LCD_PANEL_INI, "lcd_panel_ini");
178         if (r) {
179                 printk(KERN_ERR "failed to get lcd_panel_ini\n");
180                 goto err_1;
181         }
182         gpio_direction_output(OMAP3EVM_LCD_PANEL_INI, 1);
183
184         r = gpio_request(OMAP3EVM_LCD_PANEL_QVGA, "lcd_panel_qvga");
185         if (r) {
186                 printk(KERN_ERR "failed to get lcd_panel_qvga\n");
187                 goto err_2;
188         }
189         gpio_direction_output(OMAP3EVM_LCD_PANEL_QVGA, 0);
190
191         r = gpio_request(OMAP3EVM_LCD_PANEL_LR, "lcd_panel_lr");
192         if (r) {
193                 printk(KERN_ERR "failed to get lcd_panel_lr\n");
194                 goto err_3;
195         }
196         gpio_direction_output(OMAP3EVM_LCD_PANEL_LR, 1);
197
198         r = gpio_request(OMAP3EVM_LCD_PANEL_UD, "lcd_panel_ud");
199         if (r) {
200                 printk(KERN_ERR "failed to get lcd_panel_ud\n");
201                 goto err_4;
202         }
203         gpio_direction_output(OMAP3EVM_LCD_PANEL_UD, 1);
204
205         r = gpio_request(OMAP3EVM_LCD_PANEL_ENVDD, "lcd_panel_envdd");
206         if (r) {
207                 printk(KERN_ERR "failed to get lcd_panel_envdd\n");
208                 goto err_5;
209         }
210         gpio_direction_output(OMAP3EVM_LCD_PANEL_ENVDD, 0);
211
212         return;
213
214 err_5:
215         gpio_free(OMAP3EVM_LCD_PANEL_UD);
216 err_4:
217         gpio_free(OMAP3EVM_LCD_PANEL_LR);
218 err_3:
219         gpio_free(OMAP3EVM_LCD_PANEL_QVGA);
220 err_2:
221         gpio_free(OMAP3EVM_LCD_PANEL_INI);
222 err_1:
223         gpio_free(OMAP3EVM_LCD_PANEL_RESB);
224
225 }
226
227 static int omap3_evm_enable_lcd(struct omap_dss_device *dssdev)
228 {
229         if (dvi_enabled) {
230                 printk(KERN_ERR "cannot enable LCD, DVI is enabled\n");
231                 return -EINVAL;
232         }
233         gpio_set_value(OMAP3EVM_LCD_PANEL_ENVDD, 0);
234
235         if (get_omap3_evm_rev() >= OMAP3EVM_BOARD_GEN_2)
236                 gpio_set_value(OMAP3EVM_LCD_PANEL_BKLIGHT_GPIO, 0);
237         else
238                 gpio_set_value(OMAP3EVM_LCD_PANEL_BKLIGHT_GPIO, 1);
239
240         lcd_enabled = 1;
241         return 0;
242 }
243
244 static void omap3_evm_disable_lcd(struct omap_dss_device *dssdev)
245 {
246         gpio_set_value(OMAP3EVM_LCD_PANEL_ENVDD, 1);
247
248         if (get_omap3_evm_rev() >= OMAP3EVM_BOARD_GEN_2)
249                 gpio_set_value(OMAP3EVM_LCD_PANEL_BKLIGHT_GPIO, 1);
250         else
251                 gpio_set_value(OMAP3EVM_LCD_PANEL_BKLIGHT_GPIO, 0);
252
253         lcd_enabled = 0;
254 }
255
256 static struct omap_dss_device omap3_evm_lcd_device = {
257         .name                   = "lcd",
258         .driver_name            = "sharp_ls_panel",
259         .type                   = OMAP_DISPLAY_TYPE_DPI,
260         .phy.dpi.data_lines     = 18,
261         .platform_enable        = omap3_evm_enable_lcd,
262         .platform_disable       = omap3_evm_disable_lcd,
263 };
264
265 static int omap3_evm_enable_tv(struct omap_dss_device *dssdev)
266 {
267         return 0;
268 }
269
270 static void omap3_evm_disable_tv(struct omap_dss_device *dssdev)
271 {
272 }
273
274 static struct omap_dss_device omap3_evm_tv_device = {
275         .name                   = "tv",
276         .driver_name            = "venc",
277         .type                   = OMAP_DISPLAY_TYPE_VENC,
278         .phy.venc.type          = OMAP_DSS_VENC_TYPE_SVIDEO,
279         .platform_enable        = omap3_evm_enable_tv,
280         .platform_disable       = omap3_evm_disable_tv,
281 };
282
283 static int omap3_evm_enable_dvi(struct omap_dss_device *dssdev)
284 {
285         if (lcd_enabled) {
286                 printk(KERN_ERR "cannot enable DVI, LCD is enabled\n");
287                 return -EINVAL;
288         }
289
290         gpio_set_value(OMAP3EVM_DVI_PANEL_EN_GPIO, 1);
291
292         dvi_enabled = 1;
293         return 0;
294 }
295
296 static void omap3_evm_disable_dvi(struct omap_dss_device *dssdev)
297 {
298         gpio_set_value(OMAP3EVM_DVI_PANEL_EN_GPIO, 0);
299
300         dvi_enabled = 0;
301 }
302
303 static struct omap_dss_device omap3_evm_dvi_device = {
304         .name                   = "dvi",
305         .driver_name            = "generic_panel",
306         .type                   = OMAP_DISPLAY_TYPE_DPI,
307         .phy.dpi.data_lines     = 24,
308         .platform_enable        = omap3_evm_enable_dvi,
309         .platform_disable       = omap3_evm_disable_dvi,
310 };
311
312 static struct omap_dss_device *omap3_evm_dss_devices[] = {
313         &omap3_evm_lcd_device,
314         &omap3_evm_tv_device,
315         &omap3_evm_dvi_device,
316 };
317
318 static struct omap_dss_board_info omap3_evm_dss_data = {
319         .num_devices    = ARRAY_SIZE(omap3_evm_dss_devices),
320         .devices        = omap3_evm_dss_devices,
321         .default_device = &omap3_evm_lcd_device,
322 };
323
324 static struct platform_device omap3_evm_dss_device = {
325         .name           = "omapdss",
326         .id             = -1,
327         .dev            = {
328                 .platform_data = &omap3_evm_dss_data,
329         },
330 };
331
332 static struct regulator_consumer_supply omap3evm_vmmc1_supply = {
333         .supply                 = "vmmc",
334 };
335
336 static struct regulator_consumer_supply omap3evm_vsim_supply = {
337         .supply                 = "vmmc_aux",
338 };
339
340 /* VMMC1 for MMC1 pins CMD, CLK, DAT0..DAT3 (20 mA, plus card == max 220 mA) */
341 static struct regulator_init_data omap3evm_vmmc1 = {
342         .constraints = {
343                 .min_uV                 = 1850000,
344                 .max_uV                 = 3150000,
345                 .valid_modes_mask       = REGULATOR_MODE_NORMAL
346                                         | REGULATOR_MODE_STANDBY,
347                 .valid_ops_mask         = REGULATOR_CHANGE_VOLTAGE
348                                         | REGULATOR_CHANGE_MODE
349                                         | REGULATOR_CHANGE_STATUS,
350         },
351         .num_consumer_supplies  = 1,
352         .consumer_supplies      = &omap3evm_vmmc1_supply,
353 };
354
355 /* VSIM for MMC1 pins DAT4..DAT7 (2 mA, plus card == max 50 mA) */
356 static struct regulator_init_data omap3evm_vsim = {
357         .constraints = {
358                 .min_uV                 = 1800000,
359                 .max_uV                 = 3000000,
360                 .valid_modes_mask       = REGULATOR_MODE_NORMAL
361                                         | REGULATOR_MODE_STANDBY,
362                 .valid_ops_mask         = REGULATOR_CHANGE_VOLTAGE
363                                         | REGULATOR_CHANGE_MODE
364                                         | REGULATOR_CHANGE_STATUS,
365         },
366         .num_consumer_supplies  = 1,
367         .consumer_supplies      = &omap3evm_vsim_supply,
368 };
369
370 static struct omap2_hsmmc_info mmc[] = {
371         {
372                 .mmc            = 1,
373                 .wires          = 4,
374                 .gpio_cd        = -EINVAL,
375                 .gpio_wp        = 63,
376         },
377         {}      /* Terminator */
378 };
379
380 static struct gpio_led gpio_leds[] = {
381         {
382                 .name                   = "omap3evm::ledb",
383                 /* normally not visible (board underside) */
384                 .default_trigger        = "default-on",
385                 .gpio                   = -EINVAL,      /* gets replaced */
386                 .active_low             = true,
387         },
388 };
389
390 static struct gpio_led_platform_data gpio_led_info = {
391         .leds           = gpio_leds,
392         .num_leds       = ARRAY_SIZE(gpio_leds),
393 };
394
395 static struct platform_device leds_gpio = {
396         .name   = "leds-gpio",
397         .id     = -1,
398         .dev    = {
399                 .platform_data  = &gpio_led_info,
400         },
401 };
402
403
404 static int omap3evm_twl_gpio_setup(struct device *dev,
405                 unsigned gpio, unsigned ngpio)
406 {
407         /* gpio + 0 is "mmc0_cd" (input/IRQ) */
408         omap_mux_init_gpio(63, OMAP_PIN_INPUT);
409         mmc[0].gpio_cd = gpio + 0;
410         omap2_hsmmc_init(mmc);
411
412         /* link regulators to MMC adapters */
413         omap3evm_vmmc1_supply.dev = mmc[0].dev;
414         omap3evm_vsim_supply.dev = mmc[0].dev;
415
416         /*
417          * Most GPIOs are for USB OTG.  Some are mostly sent to
418          * the P2 connector; notably LEDA for the LCD backlight.
419          */
420
421         /* TWL4030_GPIO_MAX + 0 == ledA, LCD Backlight control */
422         gpio_request(gpio + TWL4030_GPIO_MAX, "EN_LCD_BKL");
423         gpio_direction_output(gpio + TWL4030_GPIO_MAX, 0);
424
425         /* gpio + 7 == DVI Enable */
426         gpio_request(gpio + 7, "EN_DVI");
427         gpio_direction_output(gpio + 7, 0);
428
429         /* TWL4030_GPIO_MAX + 1 == ledB (out, active low LED) */
430         gpio_leds[2].gpio = gpio + TWL4030_GPIO_MAX + 1;
431
432         platform_device_register(&leds_gpio);
433
434         return 0;
435 }
436
437 static struct twl4030_gpio_platform_data omap3evm_gpio_data = {
438         .gpio_base      = OMAP_MAX_GPIO_LINES,
439         .irq_base       = TWL4030_GPIO_IRQ_BASE,
440         .irq_end        = TWL4030_GPIO_IRQ_END,
441         .use_leds       = true,
442         .setup          = omap3evm_twl_gpio_setup,
443 };
444
445 static struct twl4030_usb_data omap3evm_usb_data = {
446         .usb_mode       = T2_USB_MODE_ULPI,
447 };
448
449 static int board_keymap[] = {
450         KEY(0, 0, KEY_LEFT),
451         KEY(0, 1, KEY_DOWN),
452         KEY(0, 2, KEY_ENTER),
453         KEY(0, 3, KEY_M),
454
455         KEY(1, 0, KEY_RIGHT),
456         KEY(1, 1, KEY_UP),
457         KEY(1, 2, KEY_I),
458         KEY(1, 3, KEY_N),
459
460         KEY(2, 0, KEY_A),
461         KEY(2, 1, KEY_E),
462         KEY(2, 2, KEY_J),
463         KEY(2, 3, KEY_O),
464
465         KEY(3, 0, KEY_B),
466         KEY(3, 1, KEY_F),
467         KEY(3, 2, KEY_K),
468         KEY(3, 3, KEY_P)
469 };
470
471 static struct matrix_keymap_data board_map_data = {
472         .keymap                 = board_keymap,
473         .keymap_size            = ARRAY_SIZE(board_keymap),
474 };
475
476 static struct twl4030_keypad_data omap3evm_kp_data = {
477         .keymap_data    = &board_map_data,
478         .rows           = 4,
479         .cols           = 4,
480         .rep            = 1,
481 };
482
483 static struct twl4030_madc_platform_data omap3evm_madc_data = {
484         .irq_line       = 1,
485 };
486
487 static struct twl4030_codec_audio_data omap3evm_audio_data = {
488         .audio_mclk = 26000000,
489 };
490
491 static struct twl4030_codec_data omap3evm_codec_data = {
492         .audio_mclk = 26000000,
493         .audio = &omap3evm_audio_data,
494 };
495
496 static struct regulator_consumer_supply omap3_evm_vdda_dac_supply = {
497         .supply         = "vdda_dac",
498         .dev            = &omap3_evm_dss_device.dev,
499 };
500
501 /* VDAC for DSS driving S-Video */
502 static struct regulator_init_data omap3_evm_vdac = {
503         .constraints = {
504                 .min_uV                 = 1800000,
505                 .max_uV                 = 1800000,
506                 .apply_uV               = true,
507                 .valid_modes_mask       = REGULATOR_MODE_NORMAL
508                                         | REGULATOR_MODE_STANDBY,
509                 .valid_ops_mask         = REGULATOR_CHANGE_MODE
510                                         | REGULATOR_CHANGE_STATUS,
511         },
512         .num_consumer_supplies  = 1,
513         .consumer_supplies      = &omap3_evm_vdda_dac_supply,
514 };
515
516 /* VPLL2 for digital video outputs */
517 static struct regulator_consumer_supply omap3_evm_vpll2_supply = {
518         .supply         = "vdvi",
519         .dev            = &omap3_evm_lcd_device.dev,
520 };
521
522 static struct regulator_init_data omap3_evm_vpll2 = {
523         .constraints = {
524                 .name                   = "VDVI",
525                 .min_uV                 = 1800000,
526                 .max_uV                 = 1800000,
527                 .apply_uV               = true,
528                 .valid_modes_mask       = REGULATOR_MODE_NORMAL
529                                         | REGULATOR_MODE_STANDBY,
530                 .valid_ops_mask         = REGULATOR_CHANGE_MODE
531                                         | REGULATOR_CHANGE_STATUS,
532         },
533         .num_consumer_supplies  = 1,
534         .consumer_supplies      = &omap3_evm_vpll2_supply,
535 };
536
537 static struct twl4030_platform_data omap3evm_twldata = {
538         .irq_base       = TWL4030_IRQ_BASE,
539         .irq_end        = TWL4030_IRQ_END,
540
541         /* platform_data for children goes here */
542         .keypad         = &omap3evm_kp_data,
543         .madc           = &omap3evm_madc_data,
544         .usb            = &omap3evm_usb_data,
545         .gpio           = &omap3evm_gpio_data,
546         .codec          = &omap3evm_codec_data,
547         .vdac           = &omap3_evm_vdac,
548         .vpll2          = &omap3_evm_vpll2,
549 };
550
551 static struct i2c_board_info __initdata omap3evm_i2c_boardinfo[] = {
552         {
553                 I2C_BOARD_INFO("twl4030", 0x48),
554                 .flags = I2C_CLIENT_WAKE,
555                 .irq = INT_34XX_SYS_NIRQ,
556                 .platform_data = &omap3evm_twldata,
557         },
558 };
559
560 static int __init omap3_evm_i2c_init(void)
561 {
562         /*
563          * REVISIT: These entries can be set in omap3evm_twl_data
564          * after a merge with MFD tree
565          */
566         omap3evm_twldata.vmmc1 = &omap3evm_vmmc1;
567         omap3evm_twldata.vsim = &omap3evm_vsim;
568
569         omap_register_i2c_bus(1, 2600, omap3evm_i2c_boardinfo,
570                         ARRAY_SIZE(omap3evm_i2c_boardinfo));
571         omap_register_i2c_bus(2, 400, NULL, 0);
572         omap_register_i2c_bus(3, 400, NULL, 0);
573         return 0;
574 }
575
576 static void ads7846_dev_init(void)
577 {
578         if (gpio_request(OMAP3_EVM_TS_GPIO, "ADS7846 pendown") < 0)
579                 printk(KERN_ERR "can't get ads7846 pen down GPIO\n");
580
581         gpio_direction_input(OMAP3_EVM_TS_GPIO);
582
583         omap_set_gpio_debounce(OMAP3_EVM_TS_GPIO, 1);
584         omap_set_gpio_debounce_time(OMAP3_EVM_TS_GPIO, 0xa);
585 }
586
587 static int ads7846_get_pendown_state(void)
588 {
589         return !gpio_get_value(OMAP3_EVM_TS_GPIO);
590 }
591
592 struct ads7846_platform_data ads7846_config = {
593         .x_max                  = 0x0fff,
594         .y_max                  = 0x0fff,
595         .x_plate_ohms           = 180,
596         .pressure_max           = 255,
597         .debounce_max           = 10,
598         .debounce_tol           = 3,
599         .debounce_rep           = 1,
600         .get_pendown_state      = ads7846_get_pendown_state,
601         .keep_vref_on           = 1,
602         .settle_delay_usecs     = 150,
603         .wakeup                         = true,
604 };
605
606 static struct omap2_mcspi_device_config ads7846_mcspi_config = {
607         .turbo_mode     = 0,
608         .single_channel = 1,    /* 0: slave, 1: master */
609 };
610
611 struct spi_board_info omap3evm_spi_board_info[] = {
612         [0] = {
613                 .modalias               = "ads7846",
614                 .bus_num                = 1,
615                 .chip_select            = 0,
616                 .max_speed_hz           = 1500000,
617                 .controller_data        = &ads7846_mcspi_config,
618                 .irq                    = OMAP_GPIO_IRQ(OMAP3_EVM_TS_GPIO),
619                 .platform_data          = &ads7846_config,
620         },
621 };
622
623 static struct omap_board_config_kernel omap3_evm_config[] __initdata = {
624 };
625
626 static void __init omap3_evm_init_irq(void)
627 {
628         omap_board_config = omap3_evm_config;
629         omap_board_config_size = ARRAY_SIZE(omap3_evm_config);
630         omap2_init_common_hw(mt46h32m32lf6_sdrc_params, NULL);
631         omap_init_irq();
632         omap_gpio_init();
633 }
634
635 static struct platform_device *omap3_evm_devices[] __initdata = {
636         &omap3_evm_dss_device,
637 };
638
639 static struct ehci_hcd_omap_platform_data ehci_pdata __initdata = {
640
641         .port_mode[0] = EHCI_HCD_OMAP_MODE_UNKNOWN,
642         .port_mode[1] = EHCI_HCD_OMAP_MODE_PHY,
643         .port_mode[2] = EHCI_HCD_OMAP_MODE_UNKNOWN,
644
645         .phy_reset  = true,
646         /* PHY reset GPIO will be runtime programmed based on EVM version */
647         .reset_gpio_port[0]  = -EINVAL,
648         .reset_gpio_port[1]  = -EINVAL,
649         .reset_gpio_port[2]  = -EINVAL
650 };
651
652 #ifdef CONFIG_OMAP_MUX
653 static struct omap_board_mux board_mux[] __initdata = {
654         OMAP3_MUX(SYS_NIRQ, OMAP_MUX_MODE0 | OMAP_PIN_INPUT_PULLUP |
655                                 OMAP_PIN_OFF_INPUT_PULLUP | OMAP_PIN_OFF_OUTPUT_LOW |
656                                 OMAP_PIN_OFF_WAKEUPENABLE),
657         OMAP3_MUX(MCSPI1_CS1, OMAP_MUX_MODE4 | OMAP_PIN_INPUT_PULLUP |
658                                 OMAP_PIN_OFF_INPUT_PULLUP | OMAP_PIN_OFF_OUTPUT_LOW),
659         { .reg_offset = OMAP_MUX_TERMINATOR },
660 };
661 #else
662 #define board_mux       NULL
663 #endif
664
665 static struct omap_musb_board_data musb_board_data = {
666         .interface_type         = MUSB_INTERFACE_ULPI,
667         .mode                   = MUSB_OTG,
668         .power                  = 100,
669 };
670
671 static void __init omap3_evm_init(void)
672 {
673         omap3_evm_get_revision();
674         omap3_mux_init(board_mux, OMAP_PACKAGE_CBB);
675
676         omap3_evm_i2c_init();
677
678         platform_add_devices(omap3_evm_devices, ARRAY_SIZE(omap3_evm_devices));
679
680         spi_register_board_info(omap3evm_spi_board_info,
681                                 ARRAY_SIZE(omap3evm_spi_board_info));
682
683         omap_serial_init();
684
685         /* OMAP3EVM uses ISP1504 phy and so register nop transceiver */
686         usb_nop_xceiv_register();
687
688         if (get_omap3_evm_rev() >= OMAP3EVM_BOARD_GEN_2) {
689                 /* enable EHCI VBUS using GPIO22 */
690                 omap_mux_init_gpio(22, OMAP_PIN_INPUT_PULLUP);
691                 gpio_request(OMAP3_EVM_EHCI_VBUS, "enable EHCI VBUS");
692                 gpio_direction_output(OMAP3_EVM_EHCI_VBUS, 0);
693                 gpio_set_value(OMAP3_EVM_EHCI_VBUS, 1);
694
695                 /* Select EHCI port on main board */
696                 omap_mux_init_gpio(61, OMAP_PIN_INPUT_PULLUP);
697                 gpio_request(OMAP3_EVM_EHCI_SELECT, "select EHCI port");
698                 gpio_direction_output(OMAP3_EVM_EHCI_SELECT, 0);
699                 gpio_set_value(OMAP3_EVM_EHCI_SELECT, 0);
700
701                 /* setup EHCI phy reset config */
702                 omap_mux_init_gpio(21, OMAP_PIN_INPUT_PULLUP);
703                 ehci_pdata.reset_gpio_port[1] = 21;
704
705         } else {
706                 /* setup EHCI phy reset on MDC */
707                 omap_mux_init_gpio(135, OMAP_PIN_OUTPUT);
708                 ehci_pdata.reset_gpio_port[1] = 135;
709         }
710         usb_musb_init(&musb_board_data);
711         usb_ehci_init(&ehci_pdata);
712         ads7846_dev_init();
713         omap3evm_init_smsc911x();
714         omap3_evm_display_init();
715 }
716
717 static void __init omap3_evm_map_io(void)
718 {
719         omap2_set_globals_343x();
720         omap34xx_map_common_io();
721 }
722
723 MACHINE_START(OMAP3EVM, "OMAP3 EVM")
724         /* Maintainer: Syed Mohammed Khasim - Texas Instruments */
725         .phys_io        = 0x48000000,
726         .io_pg_offst    = ((0xfa000000) >> 18) & 0xfffc,
727         .boot_params    = 0x80000100,
728         .map_io         = omap3_evm_map_io,
729         .init_irq       = omap3_evm_init_irq,
730         .init_machine   = omap3_evm_init,
731         .timer          = &omap_timer,
732 MACHINE_END