blob: 7c70f56d628cf5de687de12d06749d290bde108a [file] [log] [blame]
Mike Rapoport2886d122009-11-18 18:41:07 -08001/*
2 * board-cm-t35.c (CompuLab CM-T35 module)
3 *
4 * Copyright (C) 2009 CompuLab, Ltd.
5 * Author: Mike Rapoport <mike@compulab.co.il>
6 *
7 * This program is free software; you can redistribute it and/or
8 * modify it under the terms of the GNU General Public License
9 * version 2 as published by the Free Software Foundation.
10 *
11 * This program is distributed in the hope that it will be useful, but
12 * WITHOUT ANY WARRANTY; without even the implied warranty of
13 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
14 * General Public License for more details.
15 *
16 * You should have received a copy of the GNU General Public License
17 * along with this program; if not, write to the Free Software
18 * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA
19 * 02110-1301 USA
20 *
21 */
22
23#include <linux/kernel.h>
24#include <linux/init.h>
25#include <linux/platform_device.h>
26#include <linux/input.h>
27#include <linux/input/matrix_keypad.h>
28#include <linux/delay.h>
29#include <linux/gpio.h>
30
31#include <linux/i2c/at24.h>
Balaji T Kebeb53e2009-12-15 20:09:02 +053032#include <linux/i2c/twl.h>
Mike Rapoport2886d122009-11-18 18:41:07 -080033#include <linux/regulator/machine.h>
Sukumar Ghorai3a638332010-09-15 14:49:23 +000034#include <linux/mmc/host.h>
Mike Rapoport2886d122009-11-18 18:41:07 -080035
Mike Rapoport7f049ad2009-12-14 09:01:08 +010036#include <linux/spi/spi.h>
37#include <linux/spi/tdo24m.h>
38
Mike Rapoport2886d122009-11-18 18:41:07 -080039#include <asm/mach-types.h>
40#include <asm/mach/arch.h>
41#include <asm/mach/map.h>
42
43#include <plat/board.h>
44#include <plat/common.h>
Mike Rapoport2886d122009-11-18 18:41:07 -080045#include <plat/nand.h>
46#include <plat/gpmc.h>
47#include <plat/usb.h>
Mike Rapoport7f049ad2009-12-14 09:01:08 +010048#include <plat/display.h>
Bryan Wu89747c92010-11-17 13:34:34 +000049#include <plat/panel-generic-dpi.h>
Tony Lindgren609c9ba2010-04-30 12:57:14 -070050#include <plat/mcspi.h>
Mike Rapoport2886d122009-11-18 18:41:07 -080051
52#include <mach/hardware.h>
53
Tony Lindgrenca5742b2009-12-11 16:16:32 -080054#include "mux.h"
Mike Rapoport2886d122009-11-18 18:41:07 -080055#include "sdram-micron-mt46h32m32lf-6.h"
Adrian Hunterd02a9002010-02-15 10:03:34 -080056#include "hsmmc.h"
Mike Rapoport2886d122009-11-18 18:41:07 -080057
58#define CM_T35_GPIO_PENDOWN 57
59
60#define CM_T35_SMSC911X_CS 5
61#define CM_T35_SMSC911X_GPIO 163
62#define SB_T35_SMSC911X_CS 4
63#define SB_T35_SMSC911X_GPIO 65
64
65#define NAND_BLOCK_SIZE SZ_128K
Mike Rapoport2886d122009-11-18 18:41:07 -080066
67#if defined(CONFIG_SMSC911X) || defined(CONFIG_SMSC911X_MODULE)
68#include <linux/smsc911x.h>
Mike Rapoport21b42732011-04-16 22:29:30 +000069#include <plat/gpmc-smsc911x.h>
Mike Rapoport2886d122009-11-18 18:41:07 -080070
Mike Rapoport21b42732011-04-16 22:29:30 +000071static struct omap_smsc911x_platform_data cm_t35_smsc911x_cfg = {
Mike Rapoport2886d122009-11-18 18:41:07 -080072 .id = 0,
Mike Rapoport21b42732011-04-16 22:29:30 +000073 .cs = CM_T35_SMSC911X_CS,
74 .gpio_irq = CM_T35_SMSC911X_GPIO,
75 .gpio_reset = -EINVAL,
76 .flags = SMSC911X_USE_32BIT | SMSC911X_SAVE_MAC_ADDRESS,
Mike Rapoport2886d122009-11-18 18:41:07 -080077};
78
Mike Rapoport21b42732011-04-16 22:29:30 +000079static struct omap_smsc911x_platform_data sb_t35_smsc911x_cfg = {
Mike Rapoport2886d122009-11-18 18:41:07 -080080 .id = 1,
Mike Rapoport21b42732011-04-16 22:29:30 +000081 .cs = SB_T35_SMSC911X_CS,
82 .gpio_irq = SB_T35_SMSC911X_GPIO,
83 .gpio_reset = -EINVAL,
84 .flags = SMSC911X_USE_32BIT | SMSC911X_SAVE_MAC_ADDRESS,
Mike Rapoport2886d122009-11-18 18:41:07 -080085};
86
Mike Rapoport2886d122009-11-18 18:41:07 -080087static void __init cm_t35_init_ethernet(void)
88{
Mike Rapoport21b42732011-04-16 22:29:30 +000089 gpmc_smsc911x_init(&cm_t35_smsc911x_cfg);
90 gpmc_smsc911x_init(&sb_t35_smsc911x_cfg);
Mike Rapoport2886d122009-11-18 18:41:07 -080091}
92#else
93static inline void __init cm_t35_init_ethernet(void) { return; }
94#endif
95
96#if defined(CONFIG_LEDS_GPIO) || defined(CONFIG_LEDS_GPIO_MODULE)
97#include <linux/leds.h>
98
99static struct gpio_led cm_t35_leds[] = {
100 [0] = {
101 .gpio = 186,
102 .name = "cm-t35:green",
103 .default_trigger = "heartbeat",
104 .active_low = 0,
105 },
106};
107
108static struct gpio_led_platform_data cm_t35_led_pdata = {
109 .num_leds = ARRAY_SIZE(cm_t35_leds),
110 .leds = cm_t35_leds,
111};
112
113static struct platform_device cm_t35_led_device = {
114 .name = "leds-gpio",
115 .id = -1,
116 .dev = {
117 .platform_data = &cm_t35_led_pdata,
118 },
119};
120
121static void __init cm_t35_init_led(void)
122{
123 platform_device_register(&cm_t35_led_device);
124}
125#else
126static inline void cm_t35_init_led(void) {}
127#endif
128
129#if defined(CONFIG_MTD_NAND_OMAP2) || defined(CONFIG_MTD_NAND_OMAP2_MODULE)
130#include <linux/mtd/mtd.h>
131#include <linux/mtd/nand.h>
132#include <linux/mtd/partitions.h>
133
134static struct mtd_partition cm_t35_nand_partitions[] = {
135 {
136 .name = "xloader",
137 .offset = 0, /* Offset = 0x00000 */
138 .size = 4 * NAND_BLOCK_SIZE,
139 .mask_flags = MTD_WRITEABLE
140 },
141 {
142 .name = "uboot",
143 .offset = MTDPART_OFS_APPEND, /* Offset = 0x80000 */
144 .size = 15 * NAND_BLOCK_SIZE,
145 },
146 {
147 .name = "uboot environment",
148 .offset = MTDPART_OFS_APPEND, /* Offset = 0x260000 */
149 .size = 2 * NAND_BLOCK_SIZE,
150 },
151 {
152 .name = "linux",
153 .offset = MTDPART_OFS_APPEND, /* Offset = 0x280000 */
154 .size = 32 * NAND_BLOCK_SIZE,
155 },
156 {
157 .name = "rootfs",
158 .offset = MTDPART_OFS_APPEND, /* Offset = 0x680000 */
159 .size = MTDPART_SIZ_FULL,
160 },
161};
162
163static struct omap_nand_platform_data cm_t35_nand_data = {
164 .parts = cm_t35_nand_partitions,
165 .nr_parts = ARRAY_SIZE(cm_t35_nand_partitions),
166 .dma_channel = -1, /* disable DMA in OMAP NAND driver */
167 .cs = 0,
Mike Rapoport2886d122009-11-18 18:41:07 -0800168
169};
170
Mike Rapoport2886d122009-11-18 18:41:07 -0800171static void __init cm_t35_init_nand(void)
172{
Sukumar Ghoraif450d862010-07-09 09:14:46 +0000173 if (gpmc_nand_init(&cm_t35_nand_data) < 0)
Mike Rapoport2886d122009-11-18 18:41:07 -0800174 pr_err("CM-T35: Unable to register NAND device\n");
175}
176#else
177static inline void cm_t35_init_nand(void) {}
178#endif
179
180#if defined(CONFIG_TOUCHSCREEN_ADS7846) || \
181 defined(CONFIG_TOUCHSCREEN_ADS7846_MODULE)
Mike Rapoport2886d122009-11-18 18:41:07 -0800182#include <linux/spi/ads7846.h>
183
Mike Rapoport2886d122009-11-18 18:41:07 -0800184static struct omap2_mcspi_device_config ads7846_mcspi_config = {
185 .turbo_mode = 0,
186 .single_channel = 1, /* 0: slave, 1: master */
187};
188
189static int ads7846_get_pendown_state(void)
190{
191 return !gpio_get_value(CM_T35_GPIO_PENDOWN);
192}
193
194static struct ads7846_platform_data ads7846_config = {
195 .x_max = 0x0fff,
196 .y_max = 0x0fff,
197 .x_plate_ohms = 180,
198 .pressure_max = 255,
199 .debounce_max = 10,
200 .debounce_tol = 3,
201 .debounce_rep = 1,
202 .get_pendown_state = ads7846_get_pendown_state,
203 .keep_vref_on = 1,
204};
205
206static struct spi_board_info cm_t35_spi_board_info[] __initdata = {
207 {
208 .modalias = "ads7846",
209 .bus_num = 1,
210 .chip_select = 0,
211 .max_speed_hz = 1500000,
212 .controller_data = &ads7846_mcspi_config,
213 .irq = OMAP_GPIO_IRQ(CM_T35_GPIO_PENDOWN),
214 .platform_data = &ads7846_config,
215 },
216};
217
218static void __init cm_t35_init_ads7846(void)
219{
220 if ((gpio_request(CM_T35_GPIO_PENDOWN, "ADS7846_PENDOWN") == 0) &&
221 (gpio_direction_input(CM_T35_GPIO_PENDOWN) == 0)) {
222 gpio_export(CM_T35_GPIO_PENDOWN, 0);
223 } else {
224 pr_err("CM-T35: could not obtain gpio for ADS7846_PENDOWN\n");
225 return;
226 }
227
228 spi_register_board_info(cm_t35_spi_board_info,
229 ARRAY_SIZE(cm_t35_spi_board_info));
230}
231#else
232static inline void cm_t35_init_ads7846(void) {}
233#endif
234
Mike Rapoport7f049ad2009-12-14 09:01:08 +0100235#define CM_T35_LCD_EN_GPIO 157
236#define CM_T35_LCD_BL_GPIO 58
237#define CM_T35_DVI_EN_GPIO 54
238
239static int lcd_bl_gpio;
240static int lcd_en_gpio;
241static int dvi_en_gpio;
242
243static int lcd_enabled;
244static int dvi_enabled;
245
246static int cm_t35_panel_enable_lcd(struct omap_dss_device *dssdev)
247{
248 if (dvi_enabled) {
249 printk(KERN_ERR "cannot enable LCD, DVI is enabled\n");
250 return -EINVAL;
251 }
252
253 gpio_set_value(lcd_en_gpio, 1);
254 gpio_set_value(lcd_bl_gpio, 1);
255
256 lcd_enabled = 1;
257
258 return 0;
259}
260
261static void cm_t35_panel_disable_lcd(struct omap_dss_device *dssdev)
262{
263 lcd_enabled = 0;
264
265 gpio_set_value(lcd_bl_gpio, 0);
266 gpio_set_value(lcd_en_gpio, 0);
267}
268
269static int cm_t35_panel_enable_dvi(struct omap_dss_device *dssdev)
270{
271 if (lcd_enabled) {
272 printk(KERN_ERR "cannot enable DVI, LCD is enabled\n");
273 return -EINVAL;
274 }
275
276 gpio_set_value(dvi_en_gpio, 0);
277 dvi_enabled = 1;
278
279 return 0;
280}
281
282static void cm_t35_panel_disable_dvi(struct omap_dss_device *dssdev)
283{
284 gpio_set_value(dvi_en_gpio, 1);
285 dvi_enabled = 0;
286}
287
288static int cm_t35_panel_enable_tv(struct omap_dss_device *dssdev)
289{
290 return 0;
291}
292
293static void cm_t35_panel_disable_tv(struct omap_dss_device *dssdev)
294{
295}
296
Bryan Wu89747c92010-11-17 13:34:34 +0000297static struct panel_generic_dpi_data lcd_panel = {
298 .name = "toppoly_tdo35s",
Mike Rapoport7f049ad2009-12-14 09:01:08 +0100299 .platform_enable = cm_t35_panel_enable_lcd,
300 .platform_disable = cm_t35_panel_disable_lcd,
301};
302
Bryan Wu89747c92010-11-17 13:34:34 +0000303static struct omap_dss_device cm_t35_lcd_device = {
304 .name = "lcd",
Mike Rapoport7f049ad2009-12-14 09:01:08 +0100305 .type = OMAP_DISPLAY_TYPE_DPI,
Bryan Wu89747c92010-11-17 13:34:34 +0000306 .driver_name = "generic_dpi_panel",
307 .data = &lcd_panel,
308 .phy.dpi.data_lines = 18,
309};
310
311static struct panel_generic_dpi_data dvi_panel = {
312 .name = "generic",
Mike Rapoport7f049ad2009-12-14 09:01:08 +0100313 .platform_enable = cm_t35_panel_enable_dvi,
314 .platform_disable = cm_t35_panel_disable_dvi,
315};
316
Bryan Wu89747c92010-11-17 13:34:34 +0000317static struct omap_dss_device cm_t35_dvi_device = {
318 .name = "dvi",
319 .type = OMAP_DISPLAY_TYPE_DPI,
320 .driver_name = "generic_dpi_panel",
321 .data = &dvi_panel,
322 .phy.dpi.data_lines = 24,
323};
324
Mike Rapoport7f049ad2009-12-14 09:01:08 +0100325static struct omap_dss_device cm_t35_tv_device = {
326 .name = "tv",
327 .driver_name = "venc",
328 .type = OMAP_DISPLAY_TYPE_VENC,
329 .phy.venc.type = OMAP_DSS_VENC_TYPE_SVIDEO,
330 .platform_enable = cm_t35_panel_enable_tv,
331 .platform_disable = cm_t35_panel_disable_tv,
332};
333
334static struct omap_dss_device *cm_t35_dss_devices[] = {
335 &cm_t35_lcd_device,
336 &cm_t35_dvi_device,
337 &cm_t35_tv_device,
338};
339
340static struct omap_dss_board_info cm_t35_dss_data = {
341 .num_devices = ARRAY_SIZE(cm_t35_dss_devices),
342 .devices = cm_t35_dss_devices,
343 .default_device = &cm_t35_dvi_device,
344};
345
Mike Rapoport7f049ad2009-12-14 09:01:08 +0100346static struct omap2_mcspi_device_config tdo24m_mcspi_config = {
347 .turbo_mode = 0,
348 .single_channel = 1, /* 0: slave, 1: master */
349};
350
351static struct tdo24m_platform_data tdo24m_config = {
352 .model = TDO35S,
353};
354
355static struct spi_board_info cm_t35_lcd_spi_board_info[] __initdata = {
356 {
357 .modalias = "tdo24m",
358 .bus_num = 4,
359 .chip_select = 0,
360 .max_speed_hz = 1000000,
361 .controller_data = &tdo24m_mcspi_config,
362 .platform_data = &tdo24m_config,
363 },
364};
365
366static void __init cm_t35_init_display(void)
367{
368 int err;
369
370 lcd_en_gpio = CM_T35_LCD_EN_GPIO;
371 lcd_bl_gpio = CM_T35_LCD_BL_GPIO;
372 dvi_en_gpio = CM_T35_DVI_EN_GPIO;
373
374 spi_register_board_info(cm_t35_lcd_spi_board_info,
375 ARRAY_SIZE(cm_t35_lcd_spi_board_info));
376
377 err = gpio_request(lcd_en_gpio, "LCD RST");
378 if (err) {
379 pr_err("CM-T35: failed to get LCD reset GPIO\n");
380 goto out;
381 }
382
383 err = gpio_request(lcd_bl_gpio, "LCD BL");
384 if (err) {
385 pr_err("CM-T35: failed to get LCD backlight control GPIO\n");
386 goto err_lcd_bl;
387 }
388
389 err = gpio_request(dvi_en_gpio, "DVI EN");
390 if (err) {
391 pr_err("CM-T35: failed to get DVI reset GPIO\n");
392 goto err_dvi_en;
393 }
394
395 gpio_export(lcd_en_gpio, 0);
396 gpio_export(lcd_bl_gpio, 0);
397 gpio_export(dvi_en_gpio, 0);
398 gpio_direction_output(lcd_en_gpio, 0);
399 gpio_direction_output(lcd_bl_gpio, 0);
400 gpio_direction_output(dvi_en_gpio, 1);
401
402 msleep(50);
403 gpio_set_value(lcd_en_gpio, 1);
404
Senthilvadivu Guruswamyd5e13222011-02-22 11:24:50 +0200405 err = omap_display_init(&cm_t35_dss_data);
Mike Rapoport7f049ad2009-12-14 09:01:08 +0100406 if (err) {
407 pr_err("CM-T35: failed to register DSS device\n");
408 goto err_dev_reg;
409 }
410
411 return;
412
413err_dev_reg:
414 gpio_free(dvi_en_gpio);
415err_dvi_en:
416 gpio_free(lcd_bl_gpio);
417err_lcd_bl:
418 gpio_free(lcd_en_gpio);
419out:
420
421 return;
422}
423
Mike Rapoport2886d122009-11-18 18:41:07 -0800424static struct regulator_consumer_supply cm_t35_vmmc1_supply = {
425 .supply = "vmmc",
426};
427
428static struct regulator_consumer_supply cm_t35_vsim_supply = {
429 .supply = "vmmc_aux",
430};
431
Senthilvadivu Guruswamy1dde9732011-01-24 06:21:53 +0000432static struct regulator_consumer_supply cm_t35_vdac_supply =
Senthilvadivu Guruswamy30ea50c2011-01-24 06:22:01 +0000433 REGULATOR_SUPPLY("vdda_dac", "omapdss_venc");
Mike Rapoport7f049ad2009-12-14 09:01:08 +0100434
Senthilvadivu Guruswamy1dde9732011-01-24 06:21:53 +0000435static struct regulator_consumer_supply cm_t35_vdvi_supply =
436 REGULATOR_SUPPLY("vdvi", "omapdss");
Mike Rapoport7f049ad2009-12-14 09:01:08 +0100437
Mike Rapoport2886d122009-11-18 18:41:07 -0800438/* VMMC1 for MMC1 pins CMD, CLK, DAT0..DAT3 (20 mA, plus card == max 220 mA) */
439static struct regulator_init_data cm_t35_vmmc1 = {
440 .constraints = {
441 .min_uV = 1850000,
442 .max_uV = 3150000,
443 .valid_modes_mask = REGULATOR_MODE_NORMAL
444 | REGULATOR_MODE_STANDBY,
445 .valid_ops_mask = REGULATOR_CHANGE_VOLTAGE
446 | REGULATOR_CHANGE_MODE
447 | REGULATOR_CHANGE_STATUS,
448 },
449 .num_consumer_supplies = 1,
450 .consumer_supplies = &cm_t35_vmmc1_supply,
451};
452
453/* VSIM for MMC1 pins DAT4..DAT7 (2 mA, plus card == max 50 mA) */
454static struct regulator_init_data cm_t35_vsim = {
455 .constraints = {
456 .min_uV = 1800000,
457 .max_uV = 3000000,
458 .valid_modes_mask = REGULATOR_MODE_NORMAL
459 | REGULATOR_MODE_STANDBY,
460 .valid_ops_mask = REGULATOR_CHANGE_VOLTAGE
461 | REGULATOR_CHANGE_MODE
462 | REGULATOR_CHANGE_STATUS,
463 },
464 .num_consumer_supplies = 1,
465 .consumer_supplies = &cm_t35_vsim_supply,
466};
467
Mike Rapoport7f049ad2009-12-14 09:01:08 +0100468/* VDAC for DSS driving S-Video (8 mA unloaded, max 65 mA) */
469static struct regulator_init_data cm_t35_vdac = {
470 .constraints = {
471 .min_uV = 1800000,
472 .max_uV = 1800000,
473 .valid_modes_mask = REGULATOR_MODE_NORMAL
474 | REGULATOR_MODE_STANDBY,
475 .valid_ops_mask = REGULATOR_CHANGE_MODE
476 | REGULATOR_CHANGE_STATUS,
477 },
478 .num_consumer_supplies = 1,
479 .consumer_supplies = &cm_t35_vdac_supply,
480};
481
482/* VPLL2 for digital video outputs */
483static struct regulator_init_data cm_t35_vpll2 = {
484 .constraints = {
485 .name = "VDVI",
486 .min_uV = 1800000,
487 .max_uV = 1800000,
488 .valid_modes_mask = REGULATOR_MODE_NORMAL
489 | REGULATOR_MODE_STANDBY,
490 .valid_ops_mask = REGULATOR_CHANGE_MODE
491 | REGULATOR_CHANGE_STATUS,
492 },
493 .num_consumer_supplies = 1,
494 .consumer_supplies = &cm_t35_vdvi_supply,
495};
496
Mike Rapoport2886d122009-11-18 18:41:07 -0800497static struct twl4030_usb_data cm_t35_usb_data = {
498 .usb_mode = T2_USB_MODE_ULPI,
499};
500
Manjunath Kondaiah Gbead4372010-10-08 10:01:13 -0700501static uint32_t cm_t35_keymap[] = {
Mike Rapoport2886d122009-11-18 18:41:07 -0800502 KEY(0, 0, KEY_A), KEY(0, 1, KEY_B), KEY(0, 2, KEY_LEFT),
503 KEY(1, 0, KEY_UP), KEY(1, 1, KEY_ENTER), KEY(1, 2, KEY_DOWN),
504 KEY(2, 0, KEY_RIGHT), KEY(2, 1, KEY_C), KEY(2, 2, KEY_D),
505};
506
507static struct matrix_keymap_data cm_t35_keymap_data = {
508 .keymap = cm_t35_keymap,
509 .keymap_size = ARRAY_SIZE(cm_t35_keymap),
510};
511
512static struct twl4030_keypad_data cm_t35_kp_data = {
513 .keymap_data = &cm_t35_keymap_data,
514 .rows = 3,
515 .cols = 3,
516 .rep = 1,
517};
518
Adrian Hunter68ff0422010-02-15 10:03:34 -0800519static struct omap2_hsmmc_info mmc[] = {
Mike Rapoport2886d122009-11-18 18:41:07 -0800520 {
521 .mmc = 1,
Sukumar Ghorai3a638332010-09-15 14:49:23 +0000522 .caps = MMC_CAP_4_BIT_DATA,
Mike Rapoport2886d122009-11-18 18:41:07 -0800523 .gpio_cd = -EINVAL,
524 .gpio_wp = -EINVAL,
525
526 },
527 {
528 .mmc = 2,
Sukumar Ghorai3a638332010-09-15 14:49:23 +0000529 .caps = MMC_CAP_4_BIT_DATA,
Mike Rapoport2886d122009-11-18 18:41:07 -0800530 .transceiver = 1,
531 .gpio_cd = -EINVAL,
532 .gpio_wp = -EINVAL,
533 .ocr_mask = 0x00100000, /* 3.3V */
534 },
535 {} /* Terminator */
536};
537
Keshava Munegowda181b2502011-03-01 20:08:16 +0530538static struct usbhs_omap_board_data usbhs_bdata __initdata = {
539 .port_mode[0] = OMAP_EHCI_PORT_MODE_PHY,
540 .port_mode[1] = OMAP_EHCI_PORT_MODE_PHY,
541 .port_mode[2] = OMAP_USBHS_PORT_MODE_UNUSED,
Mike Rapoport2886d122009-11-18 18:41:07 -0800542
543 .phy_reset = true,
Bryan Wu1a6b5922010-12-08 02:41:25 +0000544 .reset_gpio_port[0] = OMAP_MAX_GPIO_LINES + 6,
545 .reset_gpio_port[1] = OMAP_MAX_GPIO_LINES + 7,
Mike Rapoport2886d122009-11-18 18:41:07 -0800546 .reset_gpio_port[2] = -EINVAL
547};
548
549static int cm_t35_twl_gpio_setup(struct device *dev, unsigned gpio,
550 unsigned ngpio)
551{
552 int wlan_rst = gpio + 2;
553
554 if ((gpio_request(wlan_rst, "WLAN RST") == 0) &&
555 (gpio_direction_output(wlan_rst, 1) == 0)) {
556 gpio_export(wlan_rst, 0);
557
558 udelay(10);
559 gpio_set_value(wlan_rst, 0);
560 udelay(10);
561 gpio_set_value(wlan_rst, 1);
562 } else {
563 pr_err("CM-T35: could not obtain gpio for WiFi reset\n");
564 }
565
566 /* gpio + 0 is "mmc0_cd" (input/IRQ) */
567 mmc[0].gpio_cd = gpio + 0;
Adrian Hunter68ff0422010-02-15 10:03:34 -0800568 omap2_hsmmc_init(mmc);
Mike Rapoport2886d122009-11-18 18:41:07 -0800569
570 /* link regulators to MMC adapters */
571 cm_t35_vmmc1_supply.dev = mmc[0].dev;
572 cm_t35_vsim_supply.dev = mmc[0].dev;
573
Mike Rapoport2886d122009-11-18 18:41:07 -0800574 return 0;
575}
576
577static struct twl4030_gpio_platform_data cm_t35_gpio_data = {
578 .gpio_base = OMAP_MAX_GPIO_LINES,
579 .irq_base = TWL4030_GPIO_IRQ_BASE,
580 .irq_end = TWL4030_GPIO_IRQ_END,
581 .setup = cm_t35_twl_gpio_setup,
582};
583
584static struct twl4030_platform_data cm_t35_twldata = {
585 .irq_base = TWL4030_IRQ_BASE,
586 .irq_end = TWL4030_IRQ_END,
587
588 /* platform_data for children goes here */
589 .keypad = &cm_t35_kp_data,
590 .usb = &cm_t35_usb_data,
591 .gpio = &cm_t35_gpio_data,
592 .vmmc1 = &cm_t35_vmmc1,
593 .vsim = &cm_t35_vsim,
Mike Rapoport7f049ad2009-12-14 09:01:08 +0100594 .vdac = &cm_t35_vdac,
595 .vpll2 = &cm_t35_vpll2,
Mike Rapoport2886d122009-11-18 18:41:07 -0800596};
597
598static struct i2c_board_info __initdata cm_t35_i2c_boardinfo[] = {
599 {
600 I2C_BOARD_INFO("tps65930", 0x48),
601 .flags = I2C_CLIENT_WAKE,
602 .irq = INT_34XX_SYS_NIRQ,
603 .platform_data = &cm_t35_twldata,
604 },
605};
606
607static void __init cm_t35_init_i2c(void)
608{
609 omap_register_i2c_bus(1, 2600, cm_t35_i2c_boardinfo,
610 ARRAY_SIZE(cm_t35_i2c_boardinfo));
611}
612
Russell King - ARM Linux3dc3bad2011-02-14 15:40:20 -0800613static void __init cm_t35_init_early(void)
Mike Rapoport2886d122009-11-18 18:41:07 -0800614{
Paul Walmsley48057342010-12-21 15:25:10 -0700615 omap2_init_common_infrastructure();
616 omap2_init_common_devices(mt46h32m32lf6_sdrc_params,
Mike Rapoport2886d122009-11-18 18:41:07 -0800617 mt46h32m32lf6_sdrc_params);
Mike Rapoport2886d122009-11-18 18:41:07 -0800618}
619
Tony Lindgrenc7ecea22011-03-11 11:39:51 -0800620#ifdef CONFIG_OMAP_MUX
Tony Lindgrenca5742b2009-12-11 16:16:32 -0800621static struct omap_board_mux board_mux[] __initdata = {
Mike Rapoportedc961a2009-12-11 16:16:35 -0800622 /* nCS and IRQ for CM-T35 ethernet */
623 OMAP3_MUX(GPMC_NCS5, OMAP_MUX_MODE0),
624 OMAP3_MUX(UART3_CTS_RCTX, OMAP_MUX_MODE4 | OMAP_PIN_INPUT_PULLUP),
625
626 /* nCS and IRQ for SB-T35 ethernet */
627 OMAP3_MUX(GPMC_NCS4, OMAP_MUX_MODE0),
628 OMAP3_MUX(GPMC_WAIT3, OMAP_MUX_MODE4 | OMAP_PIN_INPUT_PULLUP),
629
630 /* PENDOWN GPIO */
631 OMAP3_MUX(GPMC_NCS6, OMAP_MUX_MODE4 | OMAP_PIN_INPUT),
632
633 /* mUSB */
634 OMAP3_MUX(HSUSB0_CLK, OMAP_MUX_MODE0 | OMAP_PIN_INPUT),
635 OMAP3_MUX(HSUSB0_STP, OMAP_MUX_MODE0 | OMAP_PIN_OUTPUT),
636 OMAP3_MUX(HSUSB0_DIR, OMAP_MUX_MODE0 | OMAP_PIN_INPUT),
637 OMAP3_MUX(HSUSB0_NXT, OMAP_MUX_MODE0 | OMAP_PIN_INPUT),
638 OMAP3_MUX(HSUSB0_DATA0, OMAP_MUX_MODE0 | OMAP_PIN_INPUT),
639 OMAP3_MUX(HSUSB0_DATA1, OMAP_MUX_MODE0 | OMAP_PIN_INPUT),
640 OMAP3_MUX(HSUSB0_DATA2, OMAP_MUX_MODE0 | OMAP_PIN_INPUT),
641 OMAP3_MUX(HSUSB0_DATA3, OMAP_MUX_MODE0 | OMAP_PIN_INPUT),
642 OMAP3_MUX(HSUSB0_DATA4, OMAP_MUX_MODE0 | OMAP_PIN_INPUT),
643 OMAP3_MUX(HSUSB0_DATA5, OMAP_MUX_MODE0 | OMAP_PIN_INPUT),
644 OMAP3_MUX(HSUSB0_DATA6, OMAP_MUX_MODE0 | OMAP_PIN_INPUT),
645 OMAP3_MUX(HSUSB0_DATA7, OMAP_MUX_MODE0 | OMAP_PIN_INPUT),
646
647 /* MMC 2 */
648 OMAP3_MUX(SDMMC2_DAT4, OMAP_MUX_MODE1 | OMAP_PIN_OUTPUT),
649 OMAP3_MUX(SDMMC2_DAT5, OMAP_MUX_MODE1 | OMAP_PIN_OUTPUT),
650 OMAP3_MUX(SDMMC2_DAT6, OMAP_MUX_MODE1 | OMAP_PIN_OUTPUT),
651 OMAP3_MUX(SDMMC2_DAT7, OMAP_MUX_MODE1 | OMAP_PIN_INPUT),
652
653 /* McSPI 1 */
654 OMAP3_MUX(MCSPI1_CLK, OMAP_MUX_MODE0 | OMAP_PIN_INPUT),
655 OMAP3_MUX(MCSPI1_SIMO, OMAP_MUX_MODE0 | OMAP_PIN_INPUT),
656 OMAP3_MUX(MCSPI1_SOMI, OMAP_MUX_MODE0 | OMAP_PIN_INPUT),
657 OMAP3_MUX(MCSPI1_CS0, OMAP_MUX_MODE0 | OMAP_PIN_INPUT_PULLDOWN),
658
659 /* McSPI 4 */
660 OMAP3_MUX(MCBSP1_CLKR, OMAP_MUX_MODE1 | OMAP_PIN_INPUT),
661 OMAP3_MUX(MCBSP1_DX, OMAP_MUX_MODE1 | OMAP_PIN_INPUT),
662 OMAP3_MUX(MCBSP1_DR, OMAP_MUX_MODE1 | OMAP_PIN_INPUT),
663 OMAP3_MUX(MCBSP1_FSX, OMAP_MUX_MODE1 | OMAP_PIN_INPUT_PULLUP),
664
665 /* McBSP 2 */
666 OMAP3_MUX(MCBSP2_FSX, OMAP_MUX_MODE0 | OMAP_PIN_INPUT),
667 OMAP3_MUX(MCBSP2_CLKX, OMAP_MUX_MODE0 | OMAP_PIN_INPUT),
668 OMAP3_MUX(MCBSP2_DR, OMAP_MUX_MODE0 | OMAP_PIN_INPUT),
669 OMAP3_MUX(MCBSP2_DX, OMAP_MUX_MODE0 | OMAP_PIN_OUTPUT),
670
671 /* serial ports */
672 OMAP3_MUX(MCBSP3_CLKX, OMAP_MUX_MODE1 | OMAP_PIN_OUTPUT),
673 OMAP3_MUX(MCBSP3_FSX, OMAP_MUX_MODE1 | OMAP_PIN_INPUT),
674 OMAP3_MUX(UART1_TX, OMAP_MUX_MODE0 | OMAP_PIN_OUTPUT),
675 OMAP3_MUX(UART1_RX, OMAP_MUX_MODE0 | OMAP_PIN_INPUT),
676
677 /* DSS */
678 OMAP3_MUX(DSS_PCLK, OMAP_MUX_MODE0 | OMAP_PIN_OUTPUT),
679 OMAP3_MUX(DSS_HSYNC, OMAP_MUX_MODE0 | OMAP_PIN_OUTPUT),
680 OMAP3_MUX(DSS_VSYNC, OMAP_MUX_MODE0 | OMAP_PIN_OUTPUT),
681 OMAP3_MUX(DSS_ACBIAS, OMAP_MUX_MODE0 | OMAP_PIN_OUTPUT),
682 OMAP3_MUX(DSS_DATA0, OMAP_MUX_MODE0 | OMAP_PIN_OUTPUT),
683 OMAP3_MUX(DSS_DATA1, OMAP_MUX_MODE0 | OMAP_PIN_OUTPUT),
684 OMAP3_MUX(DSS_DATA2, OMAP_MUX_MODE0 | OMAP_PIN_OUTPUT),
685 OMAP3_MUX(DSS_DATA3, OMAP_MUX_MODE0 | OMAP_PIN_OUTPUT),
686 OMAP3_MUX(DSS_DATA4, OMAP_MUX_MODE0 | OMAP_PIN_OUTPUT),
687 OMAP3_MUX(DSS_DATA5, OMAP_MUX_MODE0 | OMAP_PIN_OUTPUT),
688 OMAP3_MUX(DSS_DATA6, OMAP_MUX_MODE0 | OMAP_PIN_OUTPUT),
689 OMAP3_MUX(DSS_DATA7, OMAP_MUX_MODE0 | OMAP_PIN_OUTPUT),
690 OMAP3_MUX(DSS_DATA8, OMAP_MUX_MODE0 | OMAP_PIN_OUTPUT),
691 OMAP3_MUX(DSS_DATA9, OMAP_MUX_MODE0 | OMAP_PIN_OUTPUT),
692 OMAP3_MUX(DSS_DATA10, OMAP_MUX_MODE0 | OMAP_PIN_OUTPUT),
693 OMAP3_MUX(DSS_DATA11, OMAP_MUX_MODE0 | OMAP_PIN_OUTPUT),
694 OMAP3_MUX(DSS_DATA12, OMAP_MUX_MODE0 | OMAP_PIN_OUTPUT),
695 OMAP3_MUX(DSS_DATA13, OMAP_MUX_MODE0 | OMAP_PIN_OUTPUT),
696 OMAP3_MUX(DSS_DATA14, OMAP_MUX_MODE0 | OMAP_PIN_OUTPUT),
697 OMAP3_MUX(DSS_DATA15, OMAP_MUX_MODE0 | OMAP_PIN_OUTPUT),
698 OMAP3_MUX(DSS_DATA16, OMAP_MUX_MODE0 | OMAP_PIN_OUTPUT),
699 OMAP3_MUX(DSS_DATA17, OMAP_MUX_MODE0 | OMAP_PIN_OUTPUT),
700 OMAP3_MUX(DSS_DATA18, OMAP_MUX_MODE0 | OMAP_PIN_OUTPUT),
701 OMAP3_MUX(DSS_DATA19, OMAP_MUX_MODE0 | OMAP_PIN_OUTPUT),
702 OMAP3_MUX(DSS_DATA20, OMAP_MUX_MODE0 | OMAP_PIN_OUTPUT),
703 OMAP3_MUX(DSS_DATA21, OMAP_MUX_MODE0 | OMAP_PIN_OUTPUT),
704 OMAP3_MUX(DSS_DATA22, OMAP_MUX_MODE0 | OMAP_PIN_OUTPUT),
705 OMAP3_MUX(DSS_DATA23, OMAP_MUX_MODE0 | OMAP_PIN_OUTPUT),
706
Mike Rapoport7f049ad2009-12-14 09:01:08 +0100707 /* display controls */
708 OMAP3_MUX(MCBSP1_FSR, OMAP_MUX_MODE4 | OMAP_PIN_OUTPUT),
709 OMAP3_MUX(GPMC_NCS7, OMAP_MUX_MODE4 | OMAP_PIN_OUTPUT),
710 OMAP3_MUX(GPMC_NCS3, OMAP_MUX_MODE4 | OMAP_PIN_OUTPUT),
711
Mike Rapoportedc961a2009-12-11 16:16:35 -0800712 /* TPS IRQ */
713 OMAP3_MUX(SYS_NIRQ, OMAP_MUX_MODE0 | OMAP_WAKEUP_EN | \
714 OMAP_PIN_INPUT_PULLUP),
715
Tony Lindgrenca5742b2009-12-11 16:16:32 -0800716 { .reg_offset = OMAP_MUX_TERMINATOR },
717};
Tony Lindgrenc7ecea22011-03-11 11:39:51 -0800718#endif
Tony Lindgrenca5742b2009-12-11 16:16:32 -0800719
Maulik Mankad884b8362010-02-17 14:09:30 -0800720static struct omap_musb_board_data musb_board_data = {
721 .interface_type = MUSB_INTERFACE_ULPI,
722 .mode = MUSB_OTG,
723 .power = 100,
724};
725
Tony Lindgrene41cccf2011-02-24 14:36:03 -0800726static struct omap_board_config_kernel cm_t35_config[] __initdata = {
727};
728
Mike Rapoport2886d122009-11-18 18:41:07 -0800729static void __init cm_t35_init(void)
730{
Tony Lindgrene41cccf2011-02-24 14:36:03 -0800731 omap_board_config = cm_t35_config;
732 omap_board_config_size = ARRAY_SIZE(cm_t35_config);
Tony Lindgrenca5742b2009-12-11 16:16:32 -0800733 omap3_mux_init(board_mux, OMAP_PACKAGE_CUS);
Mike Rapoport2886d122009-11-18 18:41:07 -0800734 omap_serial_init();
735 cm_t35_init_i2c();
736 cm_t35_init_nand();
737 cm_t35_init_ads7846();
738 cm_t35_init_ethernet();
739 cm_t35_init_led();
Mike Rapoport7f049ad2009-12-14 09:01:08 +0100740 cm_t35_init_display();
Mike Rapoport2886d122009-11-18 18:41:07 -0800741
Maulik Mankad884b8362010-02-17 14:09:30 -0800742 usb_musb_init(&musb_board_data);
Keshava Munegowda9e64bb12011-03-01 20:08:19 +0530743 usbhs_init(&usbhs_bdata);
Mike Rapoport2886d122009-11-18 18:41:07 -0800744}
745
746MACHINE_START(CM_T35, "Compulab CM-T35")
Mike Rapoport2886d122009-11-18 18:41:07 -0800747 .boot_params = 0x80000100,
Russell King71ee7da2010-05-23 10:18:16 +0100748 .reserve = omap_reserve,
Russell King - ARM Linux3dc3bad2011-02-14 15:40:20 -0800749 .map_io = omap3_map_io,
750 .init_early = cm_t35_init_early,
751 .init_irq = omap_init_irq,
Mike Rapoport2886d122009-11-18 18:41:07 -0800752 .init_machine = cm_t35_init,
753 .timer = &omap_timer,
754MACHINE_END