2
* board-omap3pandora.c (Pandora Handheld Console)
4
* This program is free software; you can redistribute it and/or
5
* modify it under the terms of the GNU General Public License
6
* version 2 as published by the Free Software Foundation.
8
* This program is distributed in the hope that it will be useful, but
9
* WITHOUT ANY WARRANTY; without even the implied warranty of
10
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
11
* General Public License for more details.
13
* You should have received a copy of the GNU General Public License
14
* along with this program; if not, write to the Free Software
15
* Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA
20
#include <linux/init.h>
21
#include <linux/kernel.h>
22
#include <linux/platform_device.h>
24
#include <linux/spi/spi.h>
25
#include <linux/regulator/machine.h>
26
#include <linux/i2c/twl.h>
27
#include <linux/wl12xx.h>
28
#include <linux/mtd/partitions.h>
29
#include <linux/mtd/nand.h>
30
#include <linux/leds.h>
31
#include <linux/input.h>
32
#include <linux/input/matrix_keypad.h>
33
#include <linux/gpio.h>
34
#include <linux/gpio_keys.h>
35
#include <linux/mmc/host.h>
36
#include <linux/mmc/card.h>
37
#include <linux/regulator/fixed.h>
39
#include <asm/mach-types.h>
40
#include <asm/mach/arch.h>
41
#include <asm/mach/map.h>
43
#include <plat/board.h>
44
#include <plat/common.h>
45
#include <mach/hardware.h>
46
#include <plat/mcspi.h>
48
#include <video/omapdss.h>
49
#include <plat/nand.h>
52
#include "sdram-micron-mt46h32m32lf-6.h"
54
#include "common-board-devices.h"
56
#define PANDORA_WIFI_IRQ_GPIO 21
57
#define PANDORA_WIFI_NRESET_GPIO 23
58
#define OMAP3_PANDORA_TS_GPIO 94
60
static struct mtd_partition omap3pandora_nand_partitions[] = {
64
.size = 4 * NAND_BLOCK_SIZE,
65
.mask_flags = MTD_WRITEABLE
68
.offset = MTDPART_OFS_APPEND,
69
.size = 15 * NAND_BLOCK_SIZE,
72
.offset = MTDPART_OFS_APPEND,
73
.size = 1 * NAND_BLOCK_SIZE,
76
.offset = MTDPART_OFS_APPEND,
77
.size = 80 * NAND_BLOCK_SIZE,
80
.offset = MTDPART_OFS_APPEND,
81
.size = MTDPART_SIZ_FULL,
85
static struct omap_nand_platform_data pandora_nand_data = {
87
.devsize = NAND_BUSWIDTH_16,
88
.xfer_type = NAND_OMAP_PREFETCH_DMA,
89
.parts = omap3pandora_nand_partitions,
90
.nr_parts = ARRAY_SIZE(omap3pandora_nand_partitions),
93
static struct gpio_led pandora_gpio_leds[] = {
95
.name = "pandora::sd1",
96
.default_trigger = "mmc0",
99
.name = "pandora::sd2",
100
.default_trigger = "mmc1",
103
.name = "pandora::bluetooth",
106
.name = "pandora::wifi",
111
static struct gpio_led_platform_data pandora_gpio_led_data = {
112
.leds = pandora_gpio_leds,
113
.num_leds = ARRAY_SIZE(pandora_gpio_leds),
116
static struct platform_device pandora_leds_gpio = {
120
.platform_data = &pandora_gpio_led_data,
124
#define GPIO_BUTTON(gpio_num, ev_type, ev_code, act_low, descr) \
129
.active_low = act_low, \
130
.debounce_interval = 4, \
131
.desc = "btn " descr, \
134
#define GPIO_BUTTON_LOW(gpio_num, event_code, description) \
135
GPIO_BUTTON(gpio_num, EV_KEY, event_code, 1, description)
137
static struct gpio_keys_button pandora_gpio_keys[] = {
138
GPIO_BUTTON_LOW(110, KEY_UP, "up"),
139
GPIO_BUTTON_LOW(103, KEY_DOWN, "down"),
140
GPIO_BUTTON_LOW(96, KEY_LEFT, "left"),
141
GPIO_BUTTON_LOW(98, KEY_RIGHT, "right"),
142
GPIO_BUTTON_LOW(109, KEY_PAGEUP, "game 1"),
143
GPIO_BUTTON_LOW(111, KEY_END, "game 2"),
144
GPIO_BUTTON_LOW(106, KEY_PAGEDOWN, "game 3"),
145
GPIO_BUTTON_LOW(101, KEY_HOME, "game 4"),
146
GPIO_BUTTON_LOW(102, KEY_RIGHTSHIFT, "l"),
147
GPIO_BUTTON_LOW(97, KEY_KPPLUS, "l2"),
148
GPIO_BUTTON_LOW(105, KEY_RIGHTCTRL, "r"),
149
GPIO_BUTTON_LOW(107, KEY_KPMINUS, "r2"),
150
GPIO_BUTTON_LOW(104, KEY_LEFTCTRL, "ctrl"),
151
GPIO_BUTTON_LOW(99, KEY_MENU, "menu"),
152
GPIO_BUTTON_LOW(176, KEY_COFFEE, "hold"),
153
GPIO_BUTTON(100, EV_KEY, KEY_LEFTALT, 0, "alt"),
154
GPIO_BUTTON(108, EV_SW, SW_LID, 1, "lid"),
157
static struct gpio_keys_platform_data pandora_gpio_key_info = {
158
.buttons = pandora_gpio_keys,
159
.nbuttons = ARRAY_SIZE(pandora_gpio_keys),
162
static struct platform_device pandora_keys_gpio = {
166
.platform_data = &pandora_gpio_key_info,
170
static const uint32_t board_keymap[] = {
183
KEY(1, 5, KEY_SPACE),
184
KEY(2, 0, KEY_BACKSPACE),
210
KEY(7, 0, KEY_ENTER),
213
KEY(7, 3, KEY_LEFTSHIFT),
214
KEY(7, 4, KEY_COMMA),
217
static struct matrix_keymap_data board_map_data = {
218
.keymap = board_keymap,
219
.keymap_size = ARRAY_SIZE(board_keymap),
222
static struct twl4030_keypad_data pandora_kp_data = {
223
.keymap_data = &board_map_data,
229
static struct omap_dss_device pandora_lcd_device = {
231
.driver_name = "tpo_td043mtea1_panel",
232
.type = OMAP_DISPLAY_TYPE_DPI,
233
.phy.dpi.data_lines = 24,
237
static struct omap_dss_device pandora_tv_device = {
239
.driver_name = "venc",
240
.type = OMAP_DISPLAY_TYPE_VENC,
241
.phy.venc.type = OMAP_DSS_VENC_TYPE_SVIDEO,
244
static struct omap_dss_device *pandora_dss_devices[] = {
249
static struct omap_dss_board_info pandora_dss_data = {
250
.num_devices = ARRAY_SIZE(pandora_dss_devices),
251
.devices = pandora_dss_devices,
252
.default_device = &pandora_lcd_device,
255
static void pandora_wl1251_init_card(struct mmc_card *card)
258
* We have TI wl1251 attached to MMC3. Pass this information to
259
* SDIO core because it can't be probed by normal methods.
261
card->quirks |= MMC_QUIRK_NONSTD_SDIO;
262
card->cccr.wide_bus = 1;
263
card->cis.vendor = 0x104c;
264
card->cis.device = 0x9066;
265
card->cis.blksize = 512;
266
card->cis.max_dtr = 20000000;
269
static struct omap2_hsmmc_info omap3pandora_mmc[] = {
272
.caps = MMC_CAP_4_BIT_DATA,
279
.caps = MMC_CAP_4_BIT_DATA,
287
.caps = MMC_CAP_4_BIT_DATA | MMC_CAP_POWER_OFF_CARD,
290
.init_card = pandora_wl1251_init_card,
295
static int omap3pandora_twl_gpio_setup(struct device *dev,
296
unsigned gpio, unsigned ngpio)
300
/* gpio + {0,1} is "mmc{0,1}_cd" (input/IRQ) */
301
omap3pandora_mmc[0].gpio_cd = gpio + 0;
302
omap3pandora_mmc[1].gpio_cd = gpio + 1;
303
omap2_hsmmc_init(omap3pandora_mmc);
305
/* gpio + 13 drives 32kHz buffer for wifi module */
306
gpio_32khz = gpio + 13;
307
ret = gpio_request_one(gpio_32khz, GPIOF_OUT_INIT_HIGH, "wifi 32kHz");
309
pr_err("Cannot get GPIO line %d, ret=%d\n", gpio_32khz, ret);
316
static struct twl4030_gpio_platform_data omap3pandora_gpio_data = {
317
.gpio_base = OMAP_MAX_GPIO_LINES,
318
.irq_base = TWL4030_GPIO_IRQ_BASE,
319
.irq_end = TWL4030_GPIO_IRQ_END,
320
.setup = omap3pandora_twl_gpio_setup,
323
static struct regulator_consumer_supply pandora_vmmc1_supply[] = {
324
REGULATOR_SUPPLY("vmmc", "omap_hsmmc.0"),
327
static struct regulator_consumer_supply pandora_vmmc2_supply[] = {
328
REGULATOR_SUPPLY("vmmc", "omap_hsmmc.1")
331
static struct regulator_consumer_supply pandora_vmmc3_supply[] = {
332
REGULATOR_SUPPLY("vmmc", "omap_hsmmc.2"),
335
static struct regulator_consumer_supply pandora_vdds_supplies[] = {
336
REGULATOR_SUPPLY("vdds_sdi", "omapdss"),
337
REGULATOR_SUPPLY("vdds_dsi", "omapdss"),
338
REGULATOR_SUPPLY("vdds_dsi", "omapdss_dsi.0"),
341
static struct regulator_consumer_supply pandora_vcc_lcd_supply[] = {
342
REGULATOR_SUPPLY("vcc", "display0"),
345
static struct regulator_consumer_supply pandora_usb_phy_supply[] = {
346
REGULATOR_SUPPLY("hsusb0", "ehci-omap.0"),
349
/* ads7846 on SPI and 2 nub controllers on I2C */
350
static struct regulator_consumer_supply pandora_vaux4_supplies[] = {
351
REGULATOR_SUPPLY("vcc", "spi1.0"),
352
REGULATOR_SUPPLY("vcc", "3-0066"),
353
REGULATOR_SUPPLY("vcc", "3-0067"),
356
static struct regulator_consumer_supply pandora_adac_supply[] = {
357
REGULATOR_SUPPLY("vcc", "soc-audio"),
360
/* VMMC1 for MMC1 pins CMD, CLK, DAT0..DAT3 (20 mA, plus card == max 220 mA) */
361
static struct regulator_init_data pandora_vmmc1 = {
365
.valid_modes_mask = REGULATOR_MODE_NORMAL
366
| REGULATOR_MODE_STANDBY,
367
.valid_ops_mask = REGULATOR_CHANGE_VOLTAGE
368
| REGULATOR_CHANGE_MODE
369
| REGULATOR_CHANGE_STATUS,
371
.num_consumer_supplies = ARRAY_SIZE(pandora_vmmc1_supply),
372
.consumer_supplies = pandora_vmmc1_supply,
375
/* VMMC2 for MMC2 pins CMD, CLK, DAT0..DAT3 (max 100 mA) */
376
static struct regulator_init_data pandora_vmmc2 = {
380
.valid_modes_mask = REGULATOR_MODE_NORMAL
381
| REGULATOR_MODE_STANDBY,
382
.valid_ops_mask = REGULATOR_CHANGE_VOLTAGE
383
| REGULATOR_CHANGE_MODE
384
| REGULATOR_CHANGE_STATUS,
386
.num_consumer_supplies = ARRAY_SIZE(pandora_vmmc2_supply),
387
.consumer_supplies = pandora_vmmc2_supply,
391
static struct regulator_init_data pandora_vaux1 = {
396
.valid_modes_mask = REGULATOR_MODE_NORMAL
397
| REGULATOR_MODE_STANDBY,
398
.valid_ops_mask = REGULATOR_CHANGE_MODE
399
| REGULATOR_CHANGE_STATUS,
401
.num_consumer_supplies = ARRAY_SIZE(pandora_vcc_lcd_supply),
402
.consumer_supplies = pandora_vcc_lcd_supply,
405
/* VAUX2 for USB host PHY */
406
static struct regulator_init_data pandora_vaux2 = {
411
.valid_modes_mask = REGULATOR_MODE_NORMAL
412
| REGULATOR_MODE_STANDBY,
413
.valid_ops_mask = REGULATOR_CHANGE_MODE
414
| REGULATOR_CHANGE_STATUS,
416
.num_consumer_supplies = ARRAY_SIZE(pandora_usb_phy_supply),
417
.consumer_supplies = pandora_usb_phy_supply,
420
/* VAUX4 for ads7846 and nubs */
421
static struct regulator_init_data pandora_vaux4 = {
426
.valid_modes_mask = REGULATOR_MODE_NORMAL
427
| REGULATOR_MODE_STANDBY,
428
.valid_ops_mask = REGULATOR_CHANGE_MODE
429
| REGULATOR_CHANGE_STATUS,
431
.num_consumer_supplies = ARRAY_SIZE(pandora_vaux4_supplies),
432
.consumer_supplies = pandora_vaux4_supplies,
435
/* VSIM for audio DAC */
436
static struct regulator_init_data pandora_vsim = {
441
.valid_modes_mask = REGULATOR_MODE_NORMAL
442
| REGULATOR_MODE_STANDBY,
443
.valid_ops_mask = REGULATOR_CHANGE_MODE
444
| REGULATOR_CHANGE_STATUS,
446
.num_consumer_supplies = ARRAY_SIZE(pandora_adac_supply),
447
.consumer_supplies = pandora_adac_supply,
450
/* Fixed regulator internal to Wifi module */
451
static struct regulator_init_data pandora_vmmc3 = {
453
.valid_ops_mask = REGULATOR_CHANGE_STATUS,
455
.num_consumer_supplies = ARRAY_SIZE(pandora_vmmc3_supply),
456
.consumer_supplies = pandora_vmmc3_supply,
459
static struct fixed_voltage_config pandora_vwlan = {
460
.supply_name = "vwlan",
461
.microvolts = 1800000, /* 1.8V */
462
.gpio = PANDORA_WIFI_NRESET_GPIO,
463
.startup_delay = 50000, /* 50ms */
465
.enabled_at_boot = 0,
466
.init_data = &pandora_vmmc3,
469
static struct platform_device pandora_vwlan_device = {
470
.name = "reg-fixed-voltage",
473
.platform_data = &pandora_vwlan,
477
static struct twl4030_bci_platform_data pandora_bci_data;
479
static struct twl4030_platform_data omap3pandora_twldata = {
480
.gpio = &omap3pandora_gpio_data,
481
.vmmc1 = &pandora_vmmc1,
482
.vmmc2 = &pandora_vmmc2,
483
.vaux1 = &pandora_vaux1,
484
.vaux2 = &pandora_vaux2,
485
.vaux4 = &pandora_vaux4,
486
.vsim = &pandora_vsim,
487
.keypad = &pandora_kp_data,
488
.bci = &pandora_bci_data,
491
static struct i2c_board_info __initdata omap3pandora_i2c3_boardinfo[] = {
493
I2C_BOARD_INFO("bq27500", 0x55),
494
.flags = I2C_CLIENT_WAKE,
498
static int __init omap3pandora_i2c_init(void)
500
omap3_pmic_get_config(&omap3pandora_twldata,
501
TWL_COMMON_PDATA_USB | TWL_COMMON_PDATA_AUDIO,
502
TWL_COMMON_REGULATOR_VDAC | TWL_COMMON_REGULATOR_VPLL2);
504
omap3pandora_twldata.vdac->constraints.apply_uV = true;
506
omap3pandora_twldata.vpll2->constraints.apply_uV = true;
507
omap3pandora_twldata.vpll2->num_consumer_supplies =
508
ARRAY_SIZE(pandora_vdds_supplies);
509
omap3pandora_twldata.vpll2->consumer_supplies = pandora_vdds_supplies;
511
omap3_pmic_init("tps65950", &omap3pandora_twldata);
512
/* i2c2 pins are not connected */
513
omap_register_i2c_bus(3, 100, omap3pandora_i2c3_boardinfo,
514
ARRAY_SIZE(omap3pandora_i2c3_boardinfo));
518
static struct spi_board_info omap3pandora_spi_board_info[] __initdata = {
520
.modalias = "tpo_td043mtea1_panel_spi",
523
.max_speed_hz = 375000,
524
.platform_data = &pandora_lcd_device,
528
static void __init pandora_wl1251_init(void)
530
struct wl12xx_platform_data pandora_wl1251_pdata;
533
memset(&pandora_wl1251_pdata, 0, sizeof(pandora_wl1251_pdata));
535
ret = gpio_request_one(PANDORA_WIFI_IRQ_GPIO, GPIOF_IN, "wl1251 irq");
539
pandora_wl1251_pdata.irq = gpio_to_irq(PANDORA_WIFI_IRQ_GPIO);
540
if (pandora_wl1251_pdata.irq < 0)
543
pandora_wl1251_pdata.use_eeprom = true;
544
ret = wl12xx_set_platform_data(&pandora_wl1251_pdata);
551
gpio_free(PANDORA_WIFI_IRQ_GPIO);
553
printk(KERN_ERR "wl1251 board initialisation failed\n");
556
static struct platform_device *omap3pandora_devices[] __initdata = {
559
&pandora_vwlan_device,
562
static const struct usbhs_omap_board_data usbhs_bdata __initconst = {
564
.port_mode[0] = OMAP_EHCI_PORT_MODE_PHY,
565
.port_mode[1] = OMAP_USBHS_PORT_MODE_UNUSED,
566
.port_mode[2] = OMAP_USBHS_PORT_MODE_UNUSED,
569
.reset_gpio_port[0] = 16,
570
.reset_gpio_port[1] = -EINVAL,
571
.reset_gpio_port[2] = -EINVAL
574
#ifdef CONFIG_OMAP_MUX
575
static struct omap_board_mux board_mux[] __initdata = {
576
{ .reg_offset = OMAP_MUX_TERMINATOR },
580
static void __init omap3pandora_init(void)
582
omap3_mux_init(board_mux, OMAP_PACKAGE_CBB);
583
omap3pandora_i2c_init();
584
pandora_wl1251_init();
585
platform_add_devices(omap3pandora_devices,
586
ARRAY_SIZE(omap3pandora_devices));
587
omap_display_init(&pandora_dss_data);
589
omap_sdrc_init(mt46h32m32lf6_sdrc_params,
590
mt46h32m32lf6_sdrc_params);
591
spi_register_board_info(omap3pandora_spi_board_info,
592
ARRAY_SIZE(omap3pandora_spi_board_info));
593
omap_ads7846_init(1, OMAP3_PANDORA_TS_GPIO, 0, NULL);
594
usbhs_init(&usbhs_bdata);
596
gpmc_nand_init(&pandora_nand_data);
598
/* Ensure SDRC pins are mux'd for self-refresh */
599
omap_mux_init_signal("sdrc_cke0", OMAP_PIN_OUTPUT);
600
omap_mux_init_signal("sdrc_cke1", OMAP_PIN_OUTPUT);
603
MACHINE_START(OMAP3_PANDORA, "Pandora Handheld Console")
604
.atag_offset = 0x100,
605
.reserve = omap_reserve,
606
.map_io = omap3_map_io,
607
.init_early = omap35xx_init_early,
608
.init_irq = omap3_init_irq,
609
.init_machine = omap3pandora_init,
610
.timer = &omap3_timer,