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/spi/ads7846.h>
26 #include <linux/regulator/machine.h>
27 #include <linux/i2c/twl.h>
28 #include <linux/spi/wl12xx.h>
29 #include <linux/mtd/partitions.h>
30 #include <linux/mtd/nand.h>
31 #include <linux/leds.h>
32 #include <linux/input.h>
33 #include <linux/input/matrix_keypad.h>
34 #include <linux/gpio_keys.h>
35 #include <linux/mmc/host.h>
36 #include <linux/mmc/card.h>
38 #include <asm/mach-types.h>
39 #include <asm/mach/arch.h>
40 #include <asm/mach/map.h>
42 #include <plat/board.h>
43 #include <plat/common.h>
44 #include <mach/gpio.h>
45 #include <mach/hardware.h>
46 #include <plat/mcspi.h>
48 #include <plat/display.h>
49 #include <plat/nand.h>
52 #include "sdram-micron-mt46h32m32lf-6.h"
55 #define PANDORA_WIFI_IRQ_GPIO 21
56 #define PANDORA_WIFI_NRESET_GPIO 23
57 #define OMAP3_PANDORA_TS_GPIO 94
59 #define NAND_BLOCK_SIZE SZ_128K
61 static struct mtd_partition omap3pandora_nand_partitions[] = {
65 .size = 4 * NAND_BLOCK_SIZE,
66 .mask_flags = MTD_WRITEABLE
69 .offset = MTDPART_OFS_APPEND,
70 .size = 15 * NAND_BLOCK_SIZE,
73 .offset = MTDPART_OFS_APPEND,
74 .size = 1 * NAND_BLOCK_SIZE,
77 .offset = MTDPART_OFS_APPEND,
78 .size = 80 * NAND_BLOCK_SIZE,
81 .offset = MTDPART_OFS_APPEND,
82 .size = MTDPART_SIZ_FULL,
86 static struct omap_nand_platform_data pandora_nand_data = {
88 .devsize = 1, /* '0' for 8-bit, '1' for 16-bit device */
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 struct platform_device pandora_dss_device = {
259 .platform_data = &pandora_dss_data,
263 static void pandora_wl1251_init_card(struct mmc_card *card)
266 * We have TI wl1251 attached to MMC3. Pass this information to
267 * SDIO core because it can't be probed by normal methods.
269 card->quirks |= MMC_QUIRK_NONSTD_SDIO;
270 card->cccr.wide_bus = 1;
271 card->cis.vendor = 0x104c;
272 card->cis.device = 0x9066;
273 card->cis.blksize = 512;
274 card->cis.max_dtr = 20000000;
277 static struct omap2_hsmmc_info omap3pandora_mmc[] = {
280 .caps = MMC_CAP_4_BIT_DATA,
287 .caps = MMC_CAP_4_BIT_DATA,
295 .caps = MMC_CAP_4_BIT_DATA,
298 .init_card = pandora_wl1251_init_card,
303 static int omap3pandora_twl_gpio_setup(struct device *dev,
304 unsigned gpio, unsigned ngpio)
308 /* gpio + {0,1} is "mmc{0,1}_cd" (input/IRQ) */
309 omap3pandora_mmc[0].gpio_cd = gpio + 0;
310 omap3pandora_mmc[1].gpio_cd = gpio + 1;
311 omap2_hsmmc_init(omap3pandora_mmc);
313 /* gpio + 13 drives 32kHz buffer for wifi module */
314 gpio_32khz = gpio + 13;
315 ret = gpio_request(gpio_32khz, "wifi 32kHz");
317 pr_err("Cannot get GPIO line %d, ret=%d\n", gpio_32khz, ret);
321 ret = gpio_direction_output(gpio_32khz, 1);
323 pr_err("Cannot set GPIO line %d, ret=%d\n", gpio_32khz, ret);
330 gpio_free(gpio_32khz);
335 static struct twl4030_gpio_platform_data omap3pandora_gpio_data = {
336 .gpio_base = OMAP_MAX_GPIO_LINES,
337 .irq_base = TWL4030_GPIO_IRQ_BASE,
338 .irq_end = TWL4030_GPIO_IRQ_END,
339 .setup = omap3pandora_twl_gpio_setup,
342 static struct regulator_consumer_supply pandora_vmmc1_supply =
343 REGULATOR_SUPPLY("vmmc", "mmci-omap-hs.0");
345 static struct regulator_consumer_supply pandora_vmmc2_supply =
346 REGULATOR_SUPPLY("vmmc", "mmci-omap-hs.1");
348 static struct regulator_consumer_supply pandora_vdda_dac_supply =
349 REGULATOR_SUPPLY("vdda_dac", "omapdss");
351 static struct regulator_consumer_supply pandora_vdds_supplies[] = {
352 REGULATOR_SUPPLY("vdds_sdi", "omapdss"),
353 REGULATOR_SUPPLY("vdds_dsi", "omapdss"),
356 static struct regulator_consumer_supply pandora_vcc_lcd_supply =
357 REGULATOR_SUPPLY("vcc", "display0");
359 static struct regulator_consumer_supply pandora_usb_phy_supply =
360 REGULATOR_SUPPLY("hsusb0", "ehci-omap.0");
362 /* ads7846 on SPI and 2 nub controllers on I2C */
363 static struct regulator_consumer_supply pandora_vaux4_supplies[] = {
364 REGULATOR_SUPPLY("vcc", "spi1.0"),
365 REGULATOR_SUPPLY("vcc", "3-0066"),
366 REGULATOR_SUPPLY("vcc", "3-0067"),
369 static struct regulator_consumer_supply pandora_adac_supply =
370 REGULATOR_SUPPLY("vcc", "soc-audio");
372 /* VMMC1 for MMC1 pins CMD, CLK, DAT0..DAT3 (20 mA, plus card == max 220 mA) */
373 static struct regulator_init_data pandora_vmmc1 = {
377 .valid_modes_mask = REGULATOR_MODE_NORMAL
378 | REGULATOR_MODE_STANDBY,
379 .valid_ops_mask = REGULATOR_CHANGE_VOLTAGE
380 | REGULATOR_CHANGE_MODE
381 | REGULATOR_CHANGE_STATUS,
383 .num_consumer_supplies = 1,
384 .consumer_supplies = &pandora_vmmc1_supply,
387 /* VMMC2 for MMC2 pins CMD, CLK, DAT0..DAT3 (max 100 mA) */
388 static struct regulator_init_data pandora_vmmc2 = {
392 .valid_modes_mask = REGULATOR_MODE_NORMAL
393 | REGULATOR_MODE_STANDBY,
394 .valid_ops_mask = REGULATOR_CHANGE_VOLTAGE
395 | REGULATOR_CHANGE_MODE
396 | REGULATOR_CHANGE_STATUS,
398 .num_consumer_supplies = 1,
399 .consumer_supplies = &pandora_vmmc2_supply,
402 /* VDAC for DSS driving S-Video */
403 static struct regulator_init_data pandora_vdac = {
408 .valid_modes_mask = REGULATOR_MODE_NORMAL
409 | REGULATOR_MODE_STANDBY,
410 .valid_ops_mask = REGULATOR_CHANGE_MODE
411 | REGULATOR_CHANGE_STATUS,
413 .num_consumer_supplies = 1,
414 .consumer_supplies = &pandora_vdda_dac_supply,
417 /* VPLL2 for digital video outputs */
418 static struct regulator_init_data pandora_vpll2 = {
423 .valid_modes_mask = REGULATOR_MODE_NORMAL
424 | REGULATOR_MODE_STANDBY,
425 .valid_ops_mask = REGULATOR_CHANGE_MODE
426 | REGULATOR_CHANGE_STATUS,
428 .num_consumer_supplies = ARRAY_SIZE(pandora_vdds_supplies),
429 .consumer_supplies = pandora_vdds_supplies,
433 static struct regulator_init_data pandora_vaux1 = {
438 .valid_modes_mask = REGULATOR_MODE_NORMAL
439 | REGULATOR_MODE_STANDBY,
440 .valid_ops_mask = REGULATOR_CHANGE_MODE
441 | REGULATOR_CHANGE_STATUS,
443 .num_consumer_supplies = 1,
444 .consumer_supplies = &pandora_vcc_lcd_supply,
447 /* VAUX2 for USB host PHY */
448 static struct regulator_init_data pandora_vaux2 = {
453 .valid_modes_mask = REGULATOR_MODE_NORMAL
454 | REGULATOR_MODE_STANDBY,
455 .valid_ops_mask = REGULATOR_CHANGE_MODE
456 | REGULATOR_CHANGE_STATUS,
458 .num_consumer_supplies = 1,
459 .consumer_supplies = &pandora_usb_phy_supply,
462 /* VAUX4 for ads7846 and nubs */
463 static struct regulator_init_data pandora_vaux4 = {
468 .valid_modes_mask = REGULATOR_MODE_NORMAL
469 | REGULATOR_MODE_STANDBY,
470 .valid_ops_mask = REGULATOR_CHANGE_MODE
471 | REGULATOR_CHANGE_STATUS,
473 .num_consumer_supplies = ARRAY_SIZE(pandora_vaux4_supplies),
474 .consumer_supplies = pandora_vaux4_supplies,
477 /* VSIM for audio DAC */
478 static struct regulator_init_data pandora_vsim = {
483 .valid_modes_mask = REGULATOR_MODE_NORMAL
484 | REGULATOR_MODE_STANDBY,
485 .valid_ops_mask = REGULATOR_CHANGE_MODE
486 | REGULATOR_CHANGE_STATUS,
488 .num_consumer_supplies = 1,
489 .consumer_supplies = &pandora_adac_supply,
492 static struct twl4030_usb_data omap3pandora_usb_data = {
493 .usb_mode = T2_USB_MODE_ULPI,
496 static struct twl4030_codec_audio_data omap3pandora_audio_data = {
497 .audio_mclk = 26000000,
500 static struct twl4030_codec_data omap3pandora_codec_data = {
501 .audio_mclk = 26000000,
502 .audio = &omap3pandora_audio_data,
505 static struct twl4030_platform_data omap3pandora_twldata = {
506 .irq_base = TWL4030_IRQ_BASE,
507 .irq_end = TWL4030_IRQ_END,
508 .gpio = &omap3pandora_gpio_data,
509 .usb = &omap3pandora_usb_data,
510 .codec = &omap3pandora_codec_data,
511 .vmmc1 = &pandora_vmmc1,
512 .vmmc2 = &pandora_vmmc2,
513 .vdac = &pandora_vdac,
514 .vpll2 = &pandora_vpll2,
515 .vaux1 = &pandora_vaux1,
516 .vaux2 = &pandora_vaux2,
517 .vaux4 = &pandora_vaux4,
518 .vsim = &pandora_vsim,
519 .keypad = &pandora_kp_data,
522 static struct i2c_board_info __initdata omap3pandora_i2c_boardinfo[] = {
524 I2C_BOARD_INFO("tps65950", 0x48),
525 .flags = I2C_CLIENT_WAKE,
526 .irq = INT_34XX_SYS_NIRQ,
527 .platform_data = &omap3pandora_twldata,
531 static struct i2c_board_info __initdata omap3pandora_i2c3_boardinfo[] = {
533 I2C_BOARD_INFO("bq27500", 0x55),
534 .flags = I2C_CLIENT_WAKE,
538 static int __init omap3pandora_i2c_init(void)
540 omap_register_i2c_bus(1, 2600, omap3pandora_i2c_boardinfo,
541 ARRAY_SIZE(omap3pandora_i2c_boardinfo));
542 /* i2c2 pins are not connected */
543 omap_register_i2c_bus(3, 100, omap3pandora_i2c3_boardinfo,
544 ARRAY_SIZE(omap3pandora_i2c3_boardinfo));
548 static void __init omap3pandora_ads7846_init(void)
550 int gpio = OMAP3_PANDORA_TS_GPIO;
553 ret = gpio_request(gpio, "ads7846_pen_down");
555 printk(KERN_ERR "Failed to request GPIO %d for "
556 "ads7846 pen down IRQ\n", gpio);
560 gpio_direction_input(gpio);
563 static int ads7846_get_pendown_state(void)
565 return !gpio_get_value(OMAP3_PANDORA_TS_GPIO);
568 static struct ads7846_platform_data ads7846_config = {
576 .get_pendown_state = ads7846_get_pendown_state,
580 static struct omap2_mcspi_device_config ads7846_mcspi_config = {
582 .single_channel = 1, /* 0: slave, 1: master */
585 static struct spi_board_info omap3pandora_spi_board_info[] __initdata = {
587 .modalias = "ads7846",
590 .max_speed_hz = 1500000,
591 .controller_data = &ads7846_mcspi_config,
592 .irq = OMAP_GPIO_IRQ(OMAP3_PANDORA_TS_GPIO),
593 .platform_data = &ads7846_config,
595 .modalias = "tpo_td043mtea1_panel_spi",
598 .max_speed_hz = 375000,
599 .platform_data = &pandora_lcd_device,
603 static void __init omap3pandora_init_irq(void)
605 omap2_init_common_hw(mt46h32m32lf6_sdrc_params,
606 mt46h32m32lf6_sdrc_params);
611 static void pandora_wl1251_set_power(bool enable)
614 * Keep power always on until wl1251_sdio driver learns to re-init
615 * the chip after powering it down and back up.
619 static struct wl12xx_platform_data pandora_wl1251_pdata = {
620 .set_power = pandora_wl1251_set_power,
624 static struct platform_device pandora_wl1251_data = {
625 .name = "wl1251_data",
628 .platform_data = &pandora_wl1251_pdata,
632 static void pandora_wl1251_init(void)
636 ret = gpio_request(PANDORA_WIFI_IRQ_GPIO, "wl1251 irq");
640 ret = gpio_direction_input(PANDORA_WIFI_IRQ_GPIO);
644 pandora_wl1251_pdata.irq = gpio_to_irq(PANDORA_WIFI_IRQ_GPIO);
645 if (pandora_wl1251_pdata.irq < 0)
648 ret = gpio_request(PANDORA_WIFI_NRESET_GPIO, "wl1251 nreset");
652 /* start powered so that it probes with MMC subsystem */
653 ret = gpio_direction_output(PANDORA_WIFI_NRESET_GPIO, 1);
660 gpio_free(PANDORA_WIFI_NRESET_GPIO);
662 gpio_free(PANDORA_WIFI_IRQ_GPIO);
664 printk(KERN_ERR "wl1251 board initialisation failed\n");
667 static struct platform_device *omap3pandora_devices[] __initdata = {
671 &pandora_wl1251_data,
674 static const struct ehci_hcd_omap_platform_data ehci_pdata __initconst = {
676 .port_mode[0] = EHCI_HCD_OMAP_MODE_PHY,
677 .port_mode[1] = EHCI_HCD_OMAP_MODE_UNKNOWN,
678 .port_mode[2] = EHCI_HCD_OMAP_MODE_UNKNOWN,
681 .reset_gpio_port[0] = 16,
682 .reset_gpio_port[1] = -EINVAL,
683 .reset_gpio_port[2] = -EINVAL
686 #ifdef CONFIG_OMAP_MUX
687 static struct omap_board_mux board_mux[] __initdata = {
688 { .reg_offset = OMAP_MUX_TERMINATOR },
691 #define board_mux NULL
694 static struct omap_musb_board_data musb_board_data = {
695 .interface_type = MUSB_INTERFACE_ULPI,
700 static void __init omap3pandora_init(void)
702 omap3_mux_init(board_mux, OMAP_PACKAGE_CBB);
703 omap3pandora_i2c_init();
704 pandora_wl1251_init();
705 platform_add_devices(omap3pandora_devices,
706 ARRAY_SIZE(omap3pandora_devices));
708 spi_register_board_info(omap3pandora_spi_board_info,
709 ARRAY_SIZE(omap3pandora_spi_board_info));
710 omap3pandora_ads7846_init();
711 usb_ehci_init(&ehci_pdata);
712 usb_musb_init(&musb_board_data);
713 gpmc_nand_init(&pandora_nand_data);
715 /* Ensure SDRC pins are mux'd for self-refresh */
716 omap_mux_init_signal("sdrc_cke0", OMAP_PIN_OUTPUT);
717 omap_mux_init_signal("sdrc_cke1", OMAP_PIN_OUTPUT);
720 MACHINE_START(OMAP3_PANDORA, "Pandora Handheld Console")
721 .phys_io = 0x48000000,
722 .io_pg_offst = ((0xfa000000) >> 18) & 0xfffc,
723 .boot_params = 0x80000100,
724 .map_io = omap3_map_io,
725 .reserve = omap_reserve,
726 .init_irq = omap3pandora_init_irq,
727 .init_machine = omap3pandora_init,
728 .timer = &omap_timer,