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_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
= {
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
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
;
540 memset(&pandora_wl1251_pdata
, 0, sizeof(pandora_wl1251_pdata
));
542 ret
= gpio_request_one(PANDORA_WIFI_IRQ_GPIO
, GPIOF_IN
, "wl1251 irq");
546 pandora_wl1251_pdata
.irq
= gpio_to_irq(PANDORA_WIFI_IRQ_GPIO
);
547 if (pandora_wl1251_pdata
.irq
< 0)
550 pandora_wl1251_pdata
.use_eeprom
= true;
551 ret
= wl12xx_set_platform_data(&pandora_wl1251_pdata
);
558 gpio_free(PANDORA_WIFI_IRQ_GPIO
);
560 printk(KERN_ERR
"wl1251 board initialisation failed\n");
563 static struct platform_device
*omap3pandora_devices
[] __initdata
= {
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
,
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
},
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
);
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
);
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 .atag_offset
= 0x100,
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
,