Merge branch 'for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/dtor/input
[linux-btrfs-devel.git] / arch / arm / mach-omap2 / board-omap3pandora.c
blob080d7bd6795e61410d6770414b3d44603ea5c8e7
1 /*
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
16 * 02110-1301 USA
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>
47 #include <plat/usb.h>
48 #include <video/omapdss.h>
49 #include <plat/nand.h>
51 #include "mux.h"
52 #include "sdram-micron-mt46h32m32lf-6.h"
53 #include "hsmmc.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[] = {
62 .name = "xloader",
63 .offset = 0,
64 .size = 4 * NAND_BLOCK_SIZE,
65 .mask_flags = MTD_WRITEABLE
66 }, {
67 .name = "uboot",
68 .offset = MTDPART_OFS_APPEND,
69 .size = 15 * NAND_BLOCK_SIZE,
70 }, {
71 .name = "uboot-env",
72 .offset = MTDPART_OFS_APPEND,
73 .size = 1 * NAND_BLOCK_SIZE,
74 }, {
75 .name = "boot",
76 .offset = MTDPART_OFS_APPEND,
77 .size = 80 * NAND_BLOCK_SIZE,
78 }, {
79 .name = "rootfs",
80 .offset = MTDPART_OFS_APPEND,
81 .size = MTDPART_SIZ_FULL,
85 static struct omap_nand_platform_data pandora_nand_data = {
86 .cs = 0,
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",
97 .gpio = 128,
98 }, {
99 .name = "pandora::sd2",
100 .default_trigger = "mmc1",
101 .gpio = 129,
102 }, {
103 .name = "pandora::bluetooth",
104 .gpio = 158,
105 }, {
106 .name = "pandora::wifi",
107 .gpio = 159,
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 = {
117 .name = "leds-gpio",
118 .id = -1,
119 .dev = {
120 .platform_data = &pandora_gpio_led_data,
124 #define GPIO_BUTTON(gpio_num, ev_type, ev_code, act_low, descr) \
126 .gpio = gpio_num, \
127 .type = ev_type, \
128 .code = ev_code, \
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 = {
163 .name = "gpio-keys",
164 .id = -1,
165 .dev = {
166 .platform_data = &pandora_gpio_key_info,
170 static const uint32_t board_keymap[] = {
171 /* row, col, code */
172 KEY(0, 0, KEY_9),
173 KEY(0, 1, KEY_8),
174 KEY(0, 2, KEY_I),
175 KEY(0, 3, KEY_J),
176 KEY(0, 4, KEY_N),
177 KEY(0, 5, KEY_M),
178 KEY(1, 0, KEY_0),
179 KEY(1, 1, KEY_7),
180 KEY(1, 2, KEY_U),
181 KEY(1, 3, KEY_H),
182 KEY(1, 4, KEY_B),
183 KEY(1, 5, KEY_SPACE),
184 KEY(2, 0, KEY_BACKSPACE),
185 KEY(2, 1, KEY_6),
186 KEY(2, 2, KEY_Y),
187 KEY(2, 3, KEY_G),
188 KEY(2, 4, KEY_V),
189 KEY(2, 5, KEY_FN),
190 KEY(3, 0, KEY_O),
191 KEY(3, 1, KEY_5),
192 KEY(3, 2, KEY_T),
193 KEY(3, 3, KEY_F),
194 KEY(3, 4, KEY_C),
195 KEY(4, 0, KEY_P),
196 KEY(4, 1, KEY_4),
197 KEY(4, 2, KEY_R),
198 KEY(4, 3, KEY_D),
199 KEY(4, 4, KEY_X),
200 KEY(5, 0, KEY_K),
201 KEY(5, 1, KEY_3),
202 KEY(5, 2, KEY_E),
203 KEY(5, 3, KEY_S),
204 KEY(5, 4, KEY_Z),
205 KEY(6, 0, KEY_L),
206 KEY(6, 1, KEY_2),
207 KEY(6, 2, KEY_W),
208 KEY(6, 3, KEY_A),
209 KEY(6, 4, KEY_DOT),
210 KEY(7, 0, KEY_ENTER),
211 KEY(7, 1, KEY_1),
212 KEY(7, 2, KEY_Q),
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,
224 .rows = 8,
225 .cols = 6,
226 .rep = 1,
229 static struct omap_dss_device pandora_lcd_device = {
230 .name = "lcd",
231 .driver_name = "tpo_td043mtea1_panel",
232 .type = OMAP_DISPLAY_TYPE_DPI,
233 .phy.dpi.data_lines = 24,
234 .reset_gpio = 157,
237 static struct omap_dss_device pandora_tv_device = {
238 .name = "tv",
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[] = {
245 &pandora_lcd_device,
246 &pandora_tv_device,
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[] = {
271 .mmc = 1,
272 .caps = MMC_CAP_4_BIT_DATA,
273 .gpio_cd = -EINVAL,
274 .gpio_wp = 126,
275 .ext_clock = 0,
278 .mmc = 2,
279 .caps = MMC_CAP_4_BIT_DATA,
280 .gpio_cd = -EINVAL,
281 .gpio_wp = 127,
282 .ext_clock = 1,
283 .transceiver = true,
286 .mmc = 3,
287 .caps = MMC_CAP_4_BIT_DATA | MMC_CAP_POWER_OFF_CARD,
288 .gpio_cd = -EINVAL,
289 .gpio_wp = -EINVAL,
290 .init_card = pandora_wl1251_init_card,
292 {} /* Terminator */
295 static int omap3pandora_twl_gpio_setup(struct device *dev,
296 unsigned gpio, unsigned ngpio)
298 int ret, gpio_32khz;
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");
308 if (ret < 0) {
309 pr_err("Cannot get GPIO line %d, ret=%d\n", gpio_32khz, ret);
310 return -ENODEV;
313 return 0;
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_dsi1"),
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 = {
362 .constraints = {
363 .min_uV = 1850000,
364 .max_uV = 3150000,
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 = {
377 .constraints = {
378 .min_uV = 1850000,
379 .max_uV = 3150000,
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,
390 /* VAUX1 for LCD */
391 static struct regulator_init_data pandora_vaux1 = {
392 .constraints = {
393 .min_uV = 3000000,
394 .max_uV = 3000000,
395 .apply_uV = true,
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 = {
407 .constraints = {
408 .min_uV = 1800000,
409 .max_uV = 1800000,
410 .apply_uV = true,
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 = {
422 .constraints = {
423 .min_uV = 2800000,
424 .max_uV = 2800000,
425 .apply_uV = true,
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 = {
437 .constraints = {
438 .min_uV = 2800000,
439 .max_uV = 2800000,
440 .apply_uV = true,
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 = {
452 .constraints = {
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 */
464 .enable_high = 1,
465 .enabled_at_boot = 0,
466 .init_data = &pandora_vmmc3,
469 static struct platform_device pandora_vwlan_device = {
470 .name = "reg-fixed-voltage",
471 .id = 1,
472 .dev = {
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));
515 return 0;
518 static struct spi_board_info omap3pandora_spi_board_info[] __initdata = {
520 .modalias = "tpo_td043mtea1_panel_spi",
521 .bus_num = 1,
522 .chip_select = 1,
523 .max_speed_hz = 375000,
524 .platform_data = &pandora_lcd_device,
528 static void __init omap3pandora_init_early(void)
530 omap2_init_common_infrastructure();
531 omap2_init_common_devices(mt46h32m32lf6_sdrc_params,
532 mt46h32m32lf6_sdrc_params);
535 static void __init pandora_wl1251_init(void)
537 struct wl12xx_platform_data pandora_wl1251_pdata;
538 int ret;
540 memset(&pandora_wl1251_pdata, 0, sizeof(pandora_wl1251_pdata));
542 ret = gpio_request_one(PANDORA_WIFI_IRQ_GPIO, GPIOF_IN, "wl1251 irq");
543 if (ret < 0)
544 goto fail;
546 pandora_wl1251_pdata.irq = gpio_to_irq(PANDORA_WIFI_IRQ_GPIO);
547 if (pandora_wl1251_pdata.irq < 0)
548 goto fail_irq;
550 pandora_wl1251_pdata.use_eeprom = true;
551 ret = wl12xx_set_platform_data(&pandora_wl1251_pdata);
552 if (ret < 0)
553 goto fail_irq;
555 return;
557 fail_irq:
558 gpio_free(PANDORA_WIFI_IRQ_GPIO);
559 fail:
560 printk(KERN_ERR "wl1251 board initialisation failed\n");
563 static struct platform_device *omap3pandora_devices[] __initdata = {
564 &pandora_leds_gpio,
565 &pandora_keys_gpio,
566 &pandora_vwlan_device,
569 static const struct usbhs_omap_board_data usbhs_bdata __initconst = {
571 .port_mode[0] = OMAP_EHCI_PORT_MODE_PHY,
572 .port_mode[1] = OMAP_USBHS_PORT_MODE_UNUSED,
573 .port_mode[2] = OMAP_USBHS_PORT_MODE_UNUSED,
575 .phy_reset = true,
576 .reset_gpio_port[0] = 16,
577 .reset_gpio_port[1] = -EINVAL,
578 .reset_gpio_port[2] = -EINVAL
581 #ifdef CONFIG_OMAP_MUX
582 static struct omap_board_mux board_mux[] __initdata = {
583 { .reg_offset = OMAP_MUX_TERMINATOR },
585 #endif
587 static void __init omap3pandora_init(void)
589 omap3_mux_init(board_mux, OMAP_PACKAGE_CBB);
590 omap3pandora_i2c_init();
591 pandora_wl1251_init();
592 platform_add_devices(omap3pandora_devices,
593 ARRAY_SIZE(omap3pandora_devices));
594 omap_display_init(&pandora_dss_data);
595 omap_serial_init();
596 spi_register_board_info(omap3pandora_spi_board_info,
597 ARRAY_SIZE(omap3pandora_spi_board_info));
598 omap_ads7846_init(1, OMAP3_PANDORA_TS_GPIO, 0, NULL);
599 usbhs_init(&usbhs_bdata);
600 usb_musb_init(NULL);
601 gpmc_nand_init(&pandora_nand_data);
603 /* Ensure SDRC pins are mux'd for self-refresh */
604 omap_mux_init_signal("sdrc_cke0", OMAP_PIN_OUTPUT);
605 omap_mux_init_signal("sdrc_cke1", OMAP_PIN_OUTPUT);
608 MACHINE_START(OMAP3_PANDORA, "Pandora Handheld Console")
609 .boot_params = 0x80000100,
610 .reserve = omap_reserve,
611 .map_io = omap3_map_io,
612 .init_early = omap3pandora_init_early,
613 .init_irq = omap3_init_irq,
614 .init_machine = omap3pandora_init,
615 .timer = &omap3_timer,
616 MACHINE_END