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Steve Sakomaneba26452008-10-09 17:51:43 +03001/*
2 * board-overo.c (Gumstix Overo)
3 *
4 * Initial code: Steve Sakoman <steve@sakoman.com>
5 *
6 * This program is free software; you can redistribute it and/or
7 * modify it under the terms of the GNU General Public License
8 * version 2 as published by the Free Software Foundation.
9 *
10 * This program is distributed in the hope that it will be useful, but
11 * WITHOUT ANY WARRANTY; without even the implied warranty of
12 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
13 * General Public License for more details.
14 *
15 * You should have received a copy of the GNU General Public License
16 * along with this program; if not, write to the Free Software
17 * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA
18 * 02110-1301 USA
19 *
20 */
21
22#include <linux/clk.h>
23#include <linux/delay.h>
24#include <linux/err.h>
25#include <linux/init.h>
26#include <linux/io.h>
27#include <linux/kernel.h>
28#include <linux/platform_device.h>
Santosh Shilimkarb07682b2009-12-13 20:05:51 +010029#include <linux/i2c/twl.h>
David Brownellbb3b9d82009-05-28 14:04:03 -070030#include <linux/regulator/machine.h>
Steve Sakomanca0a6a62011-03-05 10:12:26 -060031#include <linux/regulator/fixed.h>
Steve Sakoman7b12d7b2011-03-05 07:58:39 -060032#include <linux/spi/spi.h>
Steve Sakomaneba26452008-10-09 17:51:43 +030033
34#include <linux/mtd/mtd.h>
35#include <linux/mtd/nand.h>
36#include <linux/mtd/partitions.h>
Sukumar Ghorai3a638332010-09-15 14:49:23 +000037#include <linux/mmc/host.h>
Steve Sakomaneba26452008-10-09 17:51:43 +030038
39#include <asm/mach-types.h>
40#include <asm/mach/arch.h>
41#include <asm/mach/flash.h>
42#include <asm/mach/map.h>
43
Tony Lindgrence491cf2009-10-20 09:40:47 -070044#include <plat/board.h>
45#include <plat/common.h>
Steve Sakoman7b12d7b2011-03-05 07:58:39 -060046#include <plat/display.h>
47#include <plat/panel-generic-dpi.h>
Steve Sakomaneba26452008-10-09 17:51:43 +030048#include <mach/gpio.h>
Tony Lindgrence491cf2009-10-20 09:40:47 -070049#include <plat/gpmc.h>
Steve Sakomaneba26452008-10-09 17:51:43 +030050#include <mach/hardware.h>
Tony Lindgrence491cf2009-10-20 09:40:47 -070051#include <plat/nand.h>
Steve Sakoman7b12d7b2011-03-05 07:58:39 -060052#include <plat/mcspi.h>
53#include <plat/mux.h>
Tony Lindgrence491cf2009-10-20 09:40:47 -070054#include <plat/usb.h>
Steve Sakomaneba26452008-10-09 17:51:43 +030055
Tony Lindgrenca5742b2009-12-11 16:16:32 -080056#include "mux.h"
Paul Walmsley2e12bd72009-05-28 14:03:59 -070057#include "sdram-micron-mt46h32m32lf-6.h"
Adrian Hunterd02a900b2010-02-15 10:03:34 -080058#include "hsmmc.h"
Mike Rapoport96974a22011-04-25 01:09:05 +030059#include "common-board-devices.h"
Tony Lindgren90c62bf2008-12-10 17:37:17 -080060
Tony Lindgren0d4d9ab2009-03-23 18:07:38 -070061#define OVERO_GPIO_BT_XGATE 15
62#define OVERO_GPIO_W2W_NRESET 16
Kevin Hilman6fd210a2009-07-20 09:09:23 -070063#define OVERO_GPIO_PENDOWN 114
Tony Lindgren0d4d9ab2009-03-23 18:07:38 -070064#define OVERO_GPIO_BT_NRESET 164
65#define OVERO_GPIO_USBH_CPEN 168
66#define OVERO_GPIO_USBH_NRESET 183
67
Steve Sakomaneba26452008-10-09 17:51:43 +030068#define NAND_BLOCK_SIZE SZ_128K
Steve Sakomaneba26452008-10-09 17:51:43 +030069
Steve Sakoman172ef272009-02-02 06:27:49 +000070#define OVERO_SMSC911X_CS 5
71#define OVERO_SMSC911X_GPIO 176
Steve Sakoman5c9a29e2010-05-10 14:29:18 -070072#define OVERO_SMSC911X2_CS 4
73#define OVERO_SMSC911X2_GPIO 65
Steve Sakoman172ef272009-02-02 06:27:49 +000074
Steve Sakomanc6a81312009-03-23 18:38:16 -070075#if defined(CONFIG_TOUCHSCREEN_ADS7846) || \
76 defined(CONFIG_TOUCHSCREEN_ADS7846_MODULE)
77
Steve Sakomanca0a6a62011-03-05 10:12:26 -060078/* fixed regulator for ads7846 */
79static struct regulator_consumer_supply ads7846_supply =
80 REGULATOR_SUPPLY("vcc", "spi1.0");
81
82static struct regulator_init_data vads7846_regulator = {
83 .constraints = {
84 .valid_ops_mask = REGULATOR_CHANGE_STATUS,
85 },
86 .num_consumer_supplies = 1,
87 .consumer_supplies = &ads7846_supply,
88};
89
90static struct fixed_voltage_config vads7846 = {
91 .supply_name = "vads7846",
92 .microvolts = 3300000, /* 3.3V */
93 .gpio = -EINVAL,
94 .startup_delay = 0,
95 .init_data = &vads7846_regulator,
96};
97
98static struct platform_device vads7846_device = {
99 .name = "reg-fixed-voltage",
100 .id = 1,
101 .dev = {
102 .platform_data = &vads7846,
103 },
Steve Sakomanc6a81312009-03-23 18:38:16 -0700104};
105
106static void __init overo_ads7846_init(void)
107{
Mike Rapoport96974a22011-04-25 01:09:05 +0300108 omap_ads7846_init(1, OVERO_GPIO_PENDOWN, 0, NULL);
Steve Sakomanca0a6a62011-03-05 10:12:26 -0600109 platform_device_register(&vads7846_device);
Steve Sakomanc6a81312009-03-23 18:38:16 -0700110}
111
112#else
113static inline void __init overo_ads7846_init(void) { return; }
114#endif
115
Steve Sakoman172ef272009-02-02 06:27:49 +0000116#if defined(CONFIG_SMSC911X) || defined(CONFIG_SMSC911X_MODULE)
117
118#include <linux/smsc911x.h>
Mike Rapoport21b42732011-04-16 22:29:30 +0000119#include <plat/gpmc-smsc911x.h>
Steve Sakoman172ef272009-02-02 06:27:49 +0000120
Mike Rapoport21b42732011-04-16 22:29:30 +0000121static struct omap_smsc911x_platform_data smsc911x_cfg = {
Steve Sakoman5c9a29e2010-05-10 14:29:18 -0700122 .id = 0,
Mike Rapoport21b42732011-04-16 22:29:30 +0000123 .cs = OVERO_SMSC911X_CS,
124 .gpio_irq = OVERO_SMSC911X_GPIO,
125 .gpio_reset = -EINVAL,
126 .flags = SMSC911X_USE_32BIT,
Steve Sakoman172ef272009-02-02 06:27:49 +0000127};
128
Mike Rapoport21b42732011-04-16 22:29:30 +0000129static struct omap_smsc911x_platform_data smsc911x2_cfg = {
Steve Sakomana5ba7ae2010-08-02 14:21:39 +0300130 .id = 1,
Mike Rapoport21b42732011-04-16 22:29:30 +0000131 .cs = OVERO_SMSC911X2_CS,
132 .gpio_irq = OVERO_SMSC911X2_GPIO,
133 .gpio_reset = -EINVAL,
134 .flags = SMSC911X_USE_32BIT,
Steve Sakomana5ba7ae2010-08-02 14:21:39 +0300135};
136
Mike Rapoport21b42732011-04-16 22:29:30 +0000137static void __init overo_init_smsc911x(void)
Steve Sakoman172ef272009-02-02 06:27:49 +0000138{
Mike Rapoport21b42732011-04-16 22:29:30 +0000139 gpmc_smsc911x_init(&smsc911x_cfg);
140 gpmc_smsc911x_init(&smsc911x2_cfg);
Steve Sakoman172ef272009-02-02 06:27:49 +0000141}
142
143#else
144static inline void __init overo_init_smsc911x(void) { return; }
145#endif
146
Steve Sakoman7b12d7b2011-03-05 07:58:39 -0600147/* DSS */
148static int lcd_enabled;
149static int dvi_enabled;
150
151#define OVERO_GPIO_LCD_EN 144
152#define OVERO_GPIO_LCD_BL 145
153
Igor Grinbergbc593f52011-05-03 18:22:09 +0300154static struct gpio overo_dss_gpios[] __initdata = {
155 { OVERO_GPIO_LCD_EN, GPIOF_OUT_INIT_HIGH, "OVERO_GPIO_LCD_EN" },
156 { OVERO_GPIO_LCD_BL, GPIOF_OUT_INIT_HIGH, "OVERO_GPIO_LCD_BL" },
157};
158
Steve Sakoman7b12d7b2011-03-05 07:58:39 -0600159static void __init overo_display_init(void)
160{
Igor Grinbergbc593f52011-05-03 18:22:09 +0300161 if (gpio_request_array(overo_dss_gpios, ARRAY_SIZE(overo_dss_gpios))) {
162 printk(KERN_ERR "could not obtain DSS control GPIOs\n");
163 return;
164 }
Steve Sakoman7b12d7b2011-03-05 07:58:39 -0600165
Igor Grinbergbc593f52011-05-03 18:22:09 +0300166 gpio_export(OVERO_GPIO_LCD_EN, 0);
167 gpio_export(OVERO_GPIO_LCD_BL, 0);
Steve Sakoman7b12d7b2011-03-05 07:58:39 -0600168}
169
170static int overo_panel_enable_dvi(struct omap_dss_device *dssdev)
171{
172 if (lcd_enabled) {
173 printk(KERN_ERR "cannot enable DVI, LCD is enabled\n");
174 return -EINVAL;
175 }
176 dvi_enabled = 1;
177
178 return 0;
179}
180
181static void overo_panel_disable_dvi(struct omap_dss_device *dssdev)
182{
183 dvi_enabled = 0;
184}
185
186static struct panel_generic_dpi_data dvi_panel = {
187 .name = "generic",
188 .platform_enable = overo_panel_enable_dvi,
189 .platform_disable = overo_panel_disable_dvi,
190};
191
192static struct omap_dss_device overo_dvi_device = {
193 .name = "dvi",
194 .type = OMAP_DISPLAY_TYPE_DPI,
195 .driver_name = "generic_dpi_panel",
196 .data = &dvi_panel,
197 .phy.dpi.data_lines = 24,
198};
199
200static struct omap_dss_device overo_tv_device = {
201 .name = "tv",
202 .driver_name = "venc",
203 .type = OMAP_DISPLAY_TYPE_VENC,
204 .phy.venc.type = OMAP_DSS_VENC_TYPE_SVIDEO,
205};
206
207static int overo_panel_enable_lcd(struct omap_dss_device *dssdev)
208{
209 if (dvi_enabled) {
210 printk(KERN_ERR "cannot enable LCD, DVI is enabled\n");
211 return -EINVAL;
212 }
213
214 gpio_set_value(OVERO_GPIO_LCD_EN, 1);
215 gpio_set_value(OVERO_GPIO_LCD_BL, 1);
216 lcd_enabled = 1;
217 return 0;
218}
219
220static void overo_panel_disable_lcd(struct omap_dss_device *dssdev)
221{
222 gpio_set_value(OVERO_GPIO_LCD_EN, 0);
223 gpio_set_value(OVERO_GPIO_LCD_BL, 0);
224 lcd_enabled = 0;
225}
226
227static struct panel_generic_dpi_data lcd43_panel = {
228 .name = "samsung_lte430wq_f0c",
229 .platform_enable = overo_panel_enable_lcd,
230 .platform_disable = overo_panel_disable_lcd,
231};
232
233static struct omap_dss_device overo_lcd43_device = {
234 .name = "lcd43",
235 .type = OMAP_DISPLAY_TYPE_DPI,
236 .driver_name = "generic_dpi_panel",
237 .data = &lcd43_panel,
238 .phy.dpi.data_lines = 24,
239};
240
241#if defined(CONFIG_PANEL_LGPHILIPS_LB035Q02) || \
242 defined(CONFIG_PANEL_LGPHILIPS_LB035Q02_MODULE)
243static struct omap_dss_device overo_lcd35_device = {
244 .type = OMAP_DISPLAY_TYPE_DPI,
245 .name = "lcd35",
246 .driver_name = "lgphilips_lb035q02_panel",
247 .phy.dpi.data_lines = 24,
248 .platform_enable = overo_panel_enable_lcd,
249 .platform_disable = overo_panel_disable_lcd,
250};
251#endif
252
253static struct omap_dss_device *overo_dss_devices[] = {
254 &overo_dvi_device,
255 &overo_tv_device,
256#if defined(CONFIG_PANEL_LGPHILIPS_LB035Q02) || \
257 defined(CONFIG_PANEL_LGPHILIPS_LB035Q02_MODULE)
258 &overo_lcd35_device,
259#endif
260 &overo_lcd43_device,
261};
262
263static struct omap_dss_board_info overo_dss_data = {
264 .num_devices = ARRAY_SIZE(overo_dss_devices),
265 .devices = overo_dss_devices,
266 .default_device = &overo_dvi_device,
267};
268
269static struct regulator_consumer_supply overo_vdda_dac_supply =
270 REGULATOR_SUPPLY("vdda_dac", "omapdss_venc");
271
272static struct regulator_consumer_supply overo_vdds_dsi_supply[] = {
273 REGULATOR_SUPPLY("vdds_dsi", "omapdss"),
274 REGULATOR_SUPPLY("vdds_dsi", "omapdss_dsi1"),
275};
276
Steve Sakomaneba26452008-10-09 17:51:43 +0300277static struct mtd_partition overo_nand_partitions[] = {
278 {
279 .name = "xloader",
280 .offset = 0, /* Offset = 0x00000 */
281 .size = 4 * NAND_BLOCK_SIZE,
282 .mask_flags = MTD_WRITEABLE
283 },
284 {
285 .name = "uboot",
286 .offset = MTDPART_OFS_APPEND, /* Offset = 0x80000 */
287 .size = 14 * NAND_BLOCK_SIZE,
288 },
289 {
290 .name = "uboot environment",
291 .offset = MTDPART_OFS_APPEND, /* Offset = 0x240000 */
292 .size = 2 * NAND_BLOCK_SIZE,
293 },
294 {
295 .name = "linux",
296 .offset = MTDPART_OFS_APPEND, /* Offset = 0x280000 */
297 .size = 32 * NAND_BLOCK_SIZE,
298 },
299 {
300 .name = "rootfs",
301 .offset = MTDPART_OFS_APPEND, /* Offset = 0x680000 */
302 .size = MTDPART_SIZ_FULL,
303 },
304};
305
Adrian Hunter68ff0422010-02-15 10:03:34 -0800306static struct omap2_hsmmc_info mmc[] = {
David Brownellbb3b9d82009-05-28 14:04:03 -0700307 {
308 .mmc = 1,
Sukumar Ghorai3a638332010-09-15 14:49:23 +0000309 .caps = MMC_CAP_4_BIT_DATA,
David Brownellbb3b9d82009-05-28 14:04:03 -0700310 .gpio_cd = -EINVAL,
311 .gpio_wp = -EINVAL,
312 },
313 {
314 .mmc = 2,
Sukumar Ghorai3a638332010-09-15 14:49:23 +0000315 .caps = MMC_CAP_4_BIT_DATA,
David Brownellbb3b9d82009-05-28 14:04:03 -0700316 .gpio_cd = -EINVAL,
317 .gpio_wp = -EINVAL,
318 .transceiver = true,
319 .ocr_mask = 0x00100000, /* 3.3V */
320 },
321 {} /* Terminator */
322};
323
324static struct regulator_consumer_supply overo_vmmc1_supply = {
325 .supply = "vmmc",
326};
327
Steve Sakoman7c94f682011-03-09 18:08:05 -0600328#if defined(CONFIG_LEDS_GPIO) || defined(CONFIG_LEDS_GPIO_MODULE)
329#include <linux/leds.h>
330
331static struct gpio_led gpio_leds[] = {
332 {
333 .name = "overo:red:gpio21",
334 .default_trigger = "heartbeat",
335 .gpio = 21,
336 .active_low = true,
337 },
338 {
339 .name = "overo:blue:gpio22",
340 .default_trigger = "none",
341 .gpio = 22,
342 .active_low = true,
343 },
344 {
345 .name = "overo:blue:COM",
346 .default_trigger = "mmc0",
347 .gpio = -EINVAL, /* gets replaced */
348 .active_low = true,
349 },
350};
351
352static struct gpio_led_platform_data gpio_leds_pdata = {
353 .leds = gpio_leds,
354 .num_leds = ARRAY_SIZE(gpio_leds),
355};
356
357static struct platform_device gpio_leds_device = {
358 .name = "leds-gpio",
359 .id = -1,
360 .dev = {
361 .platform_data = &gpio_leds_pdata,
362 },
363};
364
365static void __init overo_init_led(void)
366{
367 platform_device_register(&gpio_leds_device);
368}
369
370#else
371static inline void __init overo_init_led(void) { return; }
372#endif
373
Steve Sakomancce18a92011-03-09 18:08:06 -0600374#if defined(CONFIG_KEYBOARD_GPIO) || defined(CONFIG_KEYBOARD_GPIO_MODULE)
375#include <linux/input.h>
376#include <linux/gpio_keys.h>
377
378static struct gpio_keys_button gpio_buttons[] = {
379 {
380 .code = BTN_0,
381 .gpio = 23,
382 .desc = "button0",
383 .wakeup = 1,
384 },
385 {
386 .code = BTN_1,
387 .gpio = 14,
388 .desc = "button1",
389 .wakeup = 1,
390 },
391};
392
393static struct gpio_keys_platform_data gpio_keys_pdata = {
394 .buttons = gpio_buttons,
395 .nbuttons = ARRAY_SIZE(gpio_buttons),
396};
397
398static struct platform_device gpio_keys_device = {
399 .name = "gpio-keys",
400 .id = -1,
401 .dev = {
402 .platform_data = &gpio_keys_pdata,
403 },
404};
405
406static void __init overo_init_keys(void)
407{
408 platform_device_register(&gpio_keys_device);
409}
410
411#else
412static inline void __init overo_init_keys(void) { return; }
413#endif
414
David Brownellbb3b9d82009-05-28 14:04:03 -0700415static int overo_twl_gpio_setup(struct device *dev,
416 unsigned gpio, unsigned ngpio)
417{
Adrian Hunter68ff0422010-02-15 10:03:34 -0800418 omap2_hsmmc_init(mmc);
David Brownellbb3b9d82009-05-28 14:04:03 -0700419
420 overo_vmmc1_supply.dev = mmc[0].dev;
421
Steve Sakoman7c94f682011-03-09 18:08:05 -0600422#if defined(CONFIG_LEDS_GPIO) || defined(CONFIG_LEDS_GPIO_MODULE)
423 /* TWL4030_GPIO_MAX + 1 == ledB, PMU_STAT (out, active low LED) */
424 gpio_leds[2].gpio = gpio + TWL4030_GPIO_MAX + 1;
425#endif
426
David Brownellbb3b9d82009-05-28 14:04:03 -0700427 return 0;
428}
429
Tony Lindgren90c62bf2008-12-10 17:37:17 -0800430static struct twl4030_gpio_platform_data overo_gpio_data = {
431 .gpio_base = OMAP_MAX_GPIO_LINES,
432 .irq_base = TWL4030_GPIO_IRQ_BASE,
433 .irq_end = TWL4030_GPIO_IRQ_END,
Steve Sakoman7c94f682011-03-09 18:08:05 -0600434 .use_leds = true,
David Brownellbb3b9d82009-05-28 14:04:03 -0700435 .setup = overo_twl_gpio_setup,
Tony Lindgren90c62bf2008-12-10 17:37:17 -0800436};
437
David Brownellbb3b9d82009-05-28 14:04:03 -0700438static struct twl4030_usb_data overo_usb_data = {
439 .usb_mode = T2_USB_MODE_ULPI,
440};
441
442static struct regulator_init_data overo_vmmc1 = {
443 .constraints = {
444 .min_uV = 1850000,
445 .max_uV = 3150000,
446 .valid_modes_mask = REGULATOR_MODE_NORMAL
447 | REGULATOR_MODE_STANDBY,
448 .valid_ops_mask = REGULATOR_CHANGE_VOLTAGE
449 | REGULATOR_CHANGE_MODE
450 | REGULATOR_CHANGE_STATUS,
451 },
452 .num_consumer_supplies = 1,
453 .consumer_supplies = &overo_vmmc1_supply,
454};
455
Steve Sakoman7b12d7b2011-03-05 07:58:39 -0600456/* VDAC for DSS driving S-Video (8 mA unloaded, max 65 mA) */
457static struct regulator_init_data overo_vdac = {
458 .constraints = {
459 .min_uV = 1800000,
460 .max_uV = 1800000,
461 .valid_modes_mask = REGULATOR_MODE_NORMAL
462 | REGULATOR_MODE_STANDBY,
463 .valid_ops_mask = REGULATOR_CHANGE_MODE
464 | REGULATOR_CHANGE_STATUS,
465 },
466 .num_consumer_supplies = 1,
467 .consumer_supplies = &overo_vdda_dac_supply,
468};
469
470/* VPLL2 for digital video outputs */
471static struct regulator_init_data overo_vpll2 = {
472 .constraints = {
473 .name = "VDVI",
474 .min_uV = 1800000,
475 .max_uV = 1800000,
476 .valid_modes_mask = REGULATOR_MODE_NORMAL
477 | REGULATOR_MODE_STANDBY,
478 .valid_ops_mask = REGULATOR_CHANGE_MODE
479 | REGULATOR_CHANGE_STATUS,
480 },
481 .num_consumer_supplies = ARRAY_SIZE(overo_vdds_dsi_supply),
482 .consumer_supplies = overo_vdds_dsi_supply,
483};
484
Ilkka Koskinen6a58baf2011-03-02 13:24:05 +0000485static struct twl4030_codec_audio_data overo_audio_data;
Peter Ujfalusie86fa0b2009-10-22 13:26:46 +0300486
487static struct twl4030_codec_data overo_codec_data = {
Peter Ujfalusi6df74ef2009-11-04 09:58:18 +0200488 .audio_mclk = 26000000,
Peter Ujfalusie86fa0b2009-10-22 13:26:46 +0300489 .audio = &overo_audio_data,
490};
491
Tony Lindgren90c62bf2008-12-10 17:37:17 -0800492static struct twl4030_platform_data overo_twldata = {
493 .irq_base = TWL4030_IRQ_BASE,
494 .irq_end = TWL4030_IRQ_END,
495 .gpio = &overo_gpio_data,
David Brownellbb3b9d82009-05-28 14:04:03 -0700496 .usb = &overo_usb_data,
Peter Ujfalusie86fa0b2009-10-22 13:26:46 +0300497 .codec = &overo_codec_data,
David Brownellbb3b9d82009-05-28 14:04:03 -0700498 .vmmc1 = &overo_vmmc1,
Steve Sakoman7b12d7b2011-03-05 07:58:39 -0600499 .vdac = &overo_vdac,
500 .vpll2 = &overo_vpll2,
Tony Lindgren90c62bf2008-12-10 17:37:17 -0800501};
502
Steve Sakomaneba26452008-10-09 17:51:43 +0300503static int __init overo_i2c_init(void)
504{
Mike Rapoportfbd80712011-04-25 01:09:06 +0300505 omap3_pmic_init("tps65950", &overo_twldata);
Steve Sakomaneba26452008-10-09 17:51:43 +0300506 /* i2c2 pins are used for gpio */
507 omap_register_i2c_bus(3, 400, NULL, 0);
508 return 0;
509}
510
Steve Sakoman7b12d7b2011-03-05 07:58:39 -0600511static struct spi_board_info overo_spi_board_info[] __initdata = {
Steve Sakoman7b12d7b2011-03-05 07:58:39 -0600512#if defined(CONFIG_PANEL_LGPHILIPS_LB035Q02) || \
513 defined(CONFIG_PANEL_LGPHILIPS_LB035Q02_MODULE)
514 {
515 .modalias = "lgphilips_lb035q02_panel-spi",
516 .bus_num = 1,
517 .chip_select = 1,
518 .max_speed_hz = 500000,
519 .mode = SPI_MODE_3,
520 },
521#endif
Steve Sakomaneba26452008-10-09 17:51:43 +0300522};
523
Steve Sakoman7b12d7b2011-03-05 07:58:39 -0600524static int __init overo_spi_init(void)
525{
526 overo_ads7846_init();
527 spi_register_board_info(overo_spi_board_info,
528 ARRAY_SIZE(overo_spi_board_info));
529 return 0;
530}
Steve Sakomaneba26452008-10-09 17:51:43 +0300531
Russell King - ARM Linux3dc3bad2011-02-14 15:40:20 -0800532static void __init overo_init_early(void)
Paul Walmsleyb3c6df32009-09-03 20:14:02 +0300533{
Paul Walmsley48057342010-12-21 15:25:10 -0700534 omap2_init_common_infrastructure();
535 omap2_init_common_devices(mt46h32m32lf6_sdrc_params,
536 mt46h32m32lf6_sdrc_params);
Paul Walmsleyb3c6df32009-09-03 20:14:02 +0300537}
538
Keshava Munegowda181b2502011-03-01 20:08:16 +0530539static const struct usbhs_omap_board_data usbhs_bdata __initconst = {
540 .port_mode[0] = OMAP_USBHS_PORT_MODE_UNUSED,
541 .port_mode[1] = OMAP_EHCI_PORT_MODE_PHY,
542 .port_mode[2] = OMAP_USBHS_PORT_MODE_UNUSED,
Felipe Balbi58a54912009-11-22 10:11:01 -0800543 .phy_reset = true,
544 .reset_gpio_port[0] = -EINVAL,
545 .reset_gpio_port[1] = OVERO_GPIO_USBH_NRESET,
546 .reset_gpio_port[2] = -EINVAL
547};
548
Tony Lindgrenca5742b2009-12-11 16:16:32 -0800549#ifdef CONFIG_OMAP_MUX
550static struct omap_board_mux board_mux[] __initdata = {
551 { .reg_offset = OMAP_MUX_TERMINATOR },
552};
Tony Lindgrenca5742b2009-12-11 16:16:32 -0800553#endif
Felipe Balbi58a54912009-11-22 10:11:01 -0800554
Igor Grinbergbc593f52011-05-03 18:22:09 +0300555static struct gpio overo_bt_gpios[] __initdata = {
556 { OVERO_GPIO_BT_XGATE, GPIOF_OUT_INIT_LOW, "lcd enable" },
557 { OVERO_GPIO_BT_NRESET, GPIOF_OUT_INIT_HIGH, "lcd bl enable" },
558};
559
Steve Sakomaneba26452008-10-09 17:51:43 +0300560static void __init overo_init(void)
561{
Igor Grinbergbc593f52011-05-03 18:22:09 +0300562 int ret;
563
Tony Lindgrenca5742b2009-12-11 16:16:32 -0800564 omap3_mux_init(board_mux, OMAP_PACKAGE_CBB);
Steve Sakomaneba26452008-10-09 17:51:43 +0300565 overo_i2c_init();
Steve Sakoman7b12d7b2011-03-05 07:58:39 -0600566 omap_display_init(&overo_dss_data);
Steve Sakomaneba26452008-10-09 17:51:43 +0300567 omap_serial_init();
Mike Rapoport9a3f39f2011-04-25 01:09:07 +0300568 omap_nand_flash_init(0, overo_nand_partitions,
569 ARRAY_SIZE(overo_nand_partitions));
Mike Rapoport9e186302011-04-27 11:56:12 +0300570 usb_musb_init(NULL);
Keshava Munegowda9e64bb12011-03-01 20:08:19 +0530571 usbhs_init(&usbhs_bdata);
Steve Sakoman7b12d7b2011-03-05 07:58:39 -0600572 overo_spi_init();
Steve Sakomanc6a81312009-03-23 18:38:16 -0700573 overo_ads7846_init();
Steve Sakoman172ef272009-02-02 06:27:49 +0000574 overo_init_smsc911x();
Steve Sakoman7b12d7b2011-03-05 07:58:39 -0600575 overo_display_init();
Steve Sakoman7c94f682011-03-09 18:08:05 -0600576 overo_init_led();
Steve Sakomancce18a92011-03-09 18:08:06 -0600577 overo_init_keys();
Steve Sakomaneba26452008-10-09 17:51:43 +0300578
Jean Pihet9fb97412009-07-24 19:43:25 -0600579 /* Ensure SDRC pins are mux'd for self-refresh */
Tony Lindgren4896e392009-12-11 16:16:32 -0800580 omap_mux_init_signal("sdrc_cke0", OMAP_PIN_OUTPUT);
581 omap_mux_init_signal("sdrc_cke1", OMAP_PIN_OUTPUT);
Jean Pihet9fb97412009-07-24 19:43:25 -0600582
Igor Grinbergbc593f52011-05-03 18:22:09 +0300583 ret = gpio_request_one(OVERO_GPIO_W2W_NRESET, GPIOF_OUT_INIT_HIGH,
584 "OVERO_GPIO_W2W_NRESET");
585 if (ret == 0) {
Steve Sakomaneba26452008-10-09 17:51:43 +0300586 gpio_export(OVERO_GPIO_W2W_NRESET, 0);
587 gpio_set_value(OVERO_GPIO_W2W_NRESET, 0);
588 udelay(10);
589 gpio_set_value(OVERO_GPIO_W2W_NRESET, 1);
590 } else {
591 printk(KERN_ERR "could not obtain gpio for "
592 "OVERO_GPIO_W2W_NRESET\n");
593 }
594
Igor Grinbergbc593f52011-05-03 18:22:09 +0300595 ret = gpio_request_array(overo_bt_gpios, ARRAY_SIZE(overo_bt_gpios));
596 if (ret) {
597 pr_err("%s: could not obtain BT gpios\n", __func__);
598 } else {
Steve Sakomaneba26452008-10-09 17:51:43 +0300599 gpio_export(OVERO_GPIO_BT_XGATE, 0);
Steve Sakomaneba26452008-10-09 17:51:43 +0300600 gpio_export(OVERO_GPIO_BT_NRESET, 0);
601 gpio_set_value(OVERO_GPIO_BT_NRESET, 0);
602 mdelay(6);
603 gpio_set_value(OVERO_GPIO_BT_NRESET, 1);
Steve Sakomaneba26452008-10-09 17:51:43 +0300604 }
605
Igor Grinbergbc593f52011-05-03 18:22:09 +0300606 ret = gpio_request_one(OVERO_GPIO_USBH_CPEN, GPIOF_OUT_INIT_HIGH,
607 "OVERO_GPIO_USBH_CPEN");
608 if (ret == 0)
Steve Sakomaneba26452008-10-09 17:51:43 +0300609 gpio_export(OVERO_GPIO_USBH_CPEN, 0);
610 else
611 printk(KERN_ERR "could not obtain gpio for "
612 "OVERO_GPIO_USBH_CPEN\n");
Steve Sakomaneba26452008-10-09 17:51:43 +0300613}
614
Steve Sakomaneba26452008-10-09 17:51:43 +0300615MACHINE_START(OVERO, "Gumstix Overo")
Steve Sakomaneba26452008-10-09 17:51:43 +0300616 .boot_params = 0x80000100,
Russell King71ee7da2010-05-23 10:18:16 +0100617 .reserve = omap_reserve,
Russell King - ARM Linux3dc3bad2011-02-14 15:40:20 -0800618 .map_io = omap3_map_io,
619 .init_early = overo_init_early,
620 .init_irq = omap_init_irq,
Steve Sakomaneba26452008-10-09 17:51:43 +0300621 .init_machine = overo_init,
622 .timer = &omap_timer,
623MACHINE_END