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>
38 #include <linux/platform_data/spi-omap2-mcspi.h>
40 #include <asm/mach-types.h>
41 #include <asm/mach/arch.h>
42 #include <asm/mach/map.h>
45 #include <video/omapdss.h>
46 #include <linux/platform_data/mtd-nand-omap2.h>
49 #include "sdram-micron-mt46h32m32lf-6.h"
51 #include "common-board-devices.h"
52 #include "gpmc-nand.h"
54 #define PANDORA_WIFI_IRQ_GPIO 21
55 #define PANDORA_WIFI_NRESET_GPIO 23
56 #define OMAP3_PANDORA_TS_GPIO 94
58 static struct mtd_partition omap3pandora_nand_partitions
[] = {
62 .size
= 4 * NAND_BLOCK_SIZE
,
63 .mask_flags
= MTD_WRITEABLE
66 .offset
= MTDPART_OFS_APPEND
,
67 .size
= 15 * NAND_BLOCK_SIZE
,
70 .offset
= MTDPART_OFS_APPEND
,
71 .size
= 1 * NAND_BLOCK_SIZE
,
74 .offset
= MTDPART_OFS_APPEND
,
75 .size
= 80 * NAND_BLOCK_SIZE
,
78 .offset
= MTDPART_OFS_APPEND
,
79 .size
= MTDPART_SIZ_FULL
,
83 static struct omap_nand_platform_data pandora_nand_data
= {
85 .devsize
= NAND_BUSWIDTH_16
,
86 .xfer_type
= NAND_OMAP_PREFETCH_DMA
,
87 .parts
= omap3pandora_nand_partitions
,
88 .nr_parts
= ARRAY_SIZE(omap3pandora_nand_partitions
),
91 static struct gpio_led pandora_gpio_leds
[] = {
93 .name
= "pandora::sd1",
94 .default_trigger
= "mmc0",
97 .name
= "pandora::sd2",
98 .default_trigger
= "mmc1",
101 .name
= "pandora::bluetooth",
104 .name
= "pandora::wifi",
109 static struct gpio_led_platform_data pandora_gpio_led_data
= {
110 .leds
= pandora_gpio_leds
,
111 .num_leds
= ARRAY_SIZE(pandora_gpio_leds
),
114 static struct platform_device pandora_leds_gpio
= {
118 .platform_data
= &pandora_gpio_led_data
,
122 static struct platform_device pandora_backlight
= {
123 .name
= "pandora-backlight",
127 #define GPIO_BUTTON(gpio_num, ev_type, ev_code, act_low, descr) \
132 .active_low = act_low, \
133 .debounce_interval = 4, \
134 .desc = "btn " descr, \
137 #define GPIO_BUTTON_LOW(gpio_num, event_code, description) \
138 GPIO_BUTTON(gpio_num, EV_KEY, event_code, 1, description)
140 static struct gpio_keys_button pandora_gpio_keys
[] = {
141 GPIO_BUTTON_LOW(110, KEY_UP
, "up"),
142 GPIO_BUTTON_LOW(103, KEY_DOWN
, "down"),
143 GPIO_BUTTON_LOW(96, KEY_LEFT
, "left"),
144 GPIO_BUTTON_LOW(98, KEY_RIGHT
, "right"),
145 GPIO_BUTTON_LOW(109, KEY_PAGEUP
, "game 1"),
146 GPIO_BUTTON_LOW(111, KEY_END
, "game 2"),
147 GPIO_BUTTON_LOW(106, KEY_PAGEDOWN
, "game 3"),
148 GPIO_BUTTON_LOW(101, KEY_HOME
, "game 4"),
149 GPIO_BUTTON_LOW(102, KEY_RIGHTSHIFT
, "l"),
150 GPIO_BUTTON_LOW(97, KEY_KPPLUS
, "l2"),
151 GPIO_BUTTON_LOW(105, KEY_RIGHTCTRL
, "r"),
152 GPIO_BUTTON_LOW(107, KEY_KPMINUS
, "r2"),
153 GPIO_BUTTON_LOW(104, KEY_LEFTCTRL
, "ctrl"),
154 GPIO_BUTTON_LOW(99, KEY_MENU
, "menu"),
155 GPIO_BUTTON_LOW(176, KEY_COFFEE
, "hold"),
156 GPIO_BUTTON(100, EV_KEY
, KEY_LEFTALT
, 0, "alt"),
157 GPIO_BUTTON(108, EV_SW
, SW_LID
, 1, "lid"),
160 static struct gpio_keys_platform_data pandora_gpio_key_info
= {
161 .buttons
= pandora_gpio_keys
,
162 .nbuttons
= ARRAY_SIZE(pandora_gpio_keys
),
165 static struct platform_device pandora_keys_gpio
= {
169 .platform_data
= &pandora_gpio_key_info
,
173 static const uint32_t board_keymap
[] = {
186 KEY(1, 5, KEY_SPACE
),
187 KEY(2, 0, KEY_BACKSPACE
),
213 KEY(7, 0, KEY_ENTER
),
216 KEY(7, 3, KEY_LEFTSHIFT
),
217 KEY(7, 4, KEY_COMMA
),
220 static struct matrix_keymap_data board_map_data
= {
221 .keymap
= board_keymap
,
222 .keymap_size
= ARRAY_SIZE(board_keymap
),
225 static struct twl4030_keypad_data pandora_kp_data
= {
226 .keymap_data
= &board_map_data
,
232 static struct omap_dss_device pandora_lcd_device
= {
234 .driver_name
= "tpo_td043mtea1_panel",
235 .type
= OMAP_DISPLAY_TYPE_DPI
,
236 .phy
.dpi
.data_lines
= 24,
240 static struct omap_dss_device pandora_tv_device
= {
242 .driver_name
= "venc",
243 .type
= OMAP_DISPLAY_TYPE_VENC
,
244 .phy
.venc
.type
= OMAP_DSS_VENC_TYPE_SVIDEO
,
247 static struct omap_dss_device
*pandora_dss_devices
[] = {
252 static struct omap_dss_board_info pandora_dss_data
= {
253 .num_devices
= ARRAY_SIZE(pandora_dss_devices
),
254 .devices
= pandora_dss_devices
,
255 .default_device
= &pandora_lcd_device
,
258 static void pandora_wl1251_init_card(struct mmc_card
*card
)
261 * We have TI wl1251 attached to MMC3. Pass this information to
262 * SDIO core because it can't be probed by normal methods.
264 card
->quirks
|= MMC_QUIRK_NONSTD_SDIO
;
265 card
->cccr
.wide_bus
= 1;
266 card
->cis
.vendor
= 0x104c;
267 card
->cis
.device
= 0x9066;
268 card
->cis
.blksize
= 512;
269 card
->cis
.max_dtr
= 20000000;
272 static struct omap2_hsmmc_info omap3pandora_mmc
[] = {
275 .caps
= MMC_CAP_4_BIT_DATA
,
283 .caps
= MMC_CAP_4_BIT_DATA
,
292 .caps
= MMC_CAP_4_BIT_DATA
| MMC_CAP_POWER_OFF_CARD
,
295 .init_card
= pandora_wl1251_init_card
,
300 static int omap3pandora_twl_gpio_setup(struct device
*dev
,
301 unsigned gpio
, unsigned ngpio
)
305 /* gpio + {0,1} is "mmc{0,1}_cd" (input/IRQ) */
306 omap3pandora_mmc
[0].gpio_cd
= gpio
+ 0;
307 omap3pandora_mmc
[1].gpio_cd
= gpio
+ 1;
308 omap_hsmmc_late_init(omap3pandora_mmc
);
310 /* gpio + 13 drives 32kHz buffer for wifi module */
311 gpio_32khz
= gpio
+ 13;
312 ret
= gpio_request_one(gpio_32khz
, GPIOF_OUT_INIT_HIGH
, "wifi 32kHz");
314 pr_err("Cannot get GPIO line %d, ret=%d\n", gpio_32khz
, ret
);
321 static struct twl4030_gpio_platform_data omap3pandora_gpio_data
= {
322 .setup
= omap3pandora_twl_gpio_setup
,
325 static struct regulator_consumer_supply pandora_vmmc1_supply
[] = {
326 REGULATOR_SUPPLY("vmmc", "omap_hsmmc.0"),
329 static struct regulator_consumer_supply pandora_vmmc2_supply
[] = {
330 REGULATOR_SUPPLY("vmmc", "omap_hsmmc.1")
333 static struct regulator_consumer_supply pandora_vmmc3_supply
[] = {
334 REGULATOR_SUPPLY("vmmc", "omap_hsmmc.2"),
337 static struct regulator_consumer_supply pandora_vdds_supplies
[] = {
338 REGULATOR_SUPPLY("vdds_sdi", "omapdss"),
339 REGULATOR_SUPPLY("vdds_dsi", "omapdss"),
340 REGULATOR_SUPPLY("vdds_dsi", "omapdss_dsi.0"),
343 static struct regulator_consumer_supply pandora_vcc_lcd_supply
[] = {
344 REGULATOR_SUPPLY("vcc", "display0"),
347 static struct regulator_consumer_supply pandora_usb_phy_supply
[] = {
348 REGULATOR_SUPPLY("hsusb1", "ehci-omap.0"),
351 /* ads7846 on SPI and 2 nub controllers on I2C */
352 static struct regulator_consumer_supply pandora_vaux4_supplies
[] = {
353 REGULATOR_SUPPLY("vcc", "spi1.0"),
354 REGULATOR_SUPPLY("vcc", "3-0066"),
355 REGULATOR_SUPPLY("vcc", "3-0067"),
358 static struct regulator_consumer_supply pandora_adac_supply
[] = {
359 REGULATOR_SUPPLY("vcc", "soc-audio"),
362 /* VMMC1 for MMC1 pins CMD, CLK, DAT0..DAT3 (20 mA, plus card == max 220 mA) */
363 static struct regulator_init_data pandora_vmmc1
= {
367 .valid_modes_mask
= REGULATOR_MODE_NORMAL
368 | REGULATOR_MODE_STANDBY
,
369 .valid_ops_mask
= REGULATOR_CHANGE_VOLTAGE
370 | REGULATOR_CHANGE_MODE
371 | REGULATOR_CHANGE_STATUS
,
373 .num_consumer_supplies
= ARRAY_SIZE(pandora_vmmc1_supply
),
374 .consumer_supplies
= pandora_vmmc1_supply
,
377 /* VMMC2 for MMC2 pins CMD, CLK, DAT0..DAT3 (max 100 mA) */
378 static struct regulator_init_data pandora_vmmc2
= {
382 .valid_modes_mask
= REGULATOR_MODE_NORMAL
383 | REGULATOR_MODE_STANDBY
,
384 .valid_ops_mask
= REGULATOR_CHANGE_VOLTAGE
385 | REGULATOR_CHANGE_MODE
386 | REGULATOR_CHANGE_STATUS
,
388 .num_consumer_supplies
= ARRAY_SIZE(pandora_vmmc2_supply
),
389 .consumer_supplies
= pandora_vmmc2_supply
,
393 static struct regulator_init_data pandora_vaux1
= {
398 .valid_modes_mask
= REGULATOR_MODE_NORMAL
399 | REGULATOR_MODE_STANDBY
,
400 .valid_ops_mask
= REGULATOR_CHANGE_MODE
401 | REGULATOR_CHANGE_STATUS
,
403 .num_consumer_supplies
= ARRAY_SIZE(pandora_vcc_lcd_supply
),
404 .consumer_supplies
= pandora_vcc_lcd_supply
,
407 /* VAUX2 for USB host PHY */
408 static struct regulator_init_data pandora_vaux2
= {
413 .valid_modes_mask
= REGULATOR_MODE_NORMAL
414 | REGULATOR_MODE_STANDBY
,
415 .valid_ops_mask
= REGULATOR_CHANGE_MODE
416 | REGULATOR_CHANGE_STATUS
,
418 .num_consumer_supplies
= ARRAY_SIZE(pandora_usb_phy_supply
),
419 .consumer_supplies
= pandora_usb_phy_supply
,
422 /* VAUX4 for ads7846 and nubs */
423 static struct regulator_init_data pandora_vaux4
= {
428 .valid_modes_mask
= REGULATOR_MODE_NORMAL
429 | REGULATOR_MODE_STANDBY
,
430 .valid_ops_mask
= REGULATOR_CHANGE_MODE
431 | REGULATOR_CHANGE_STATUS
,
433 .num_consumer_supplies
= ARRAY_SIZE(pandora_vaux4_supplies
),
434 .consumer_supplies
= pandora_vaux4_supplies
,
437 /* VSIM for audio DAC */
438 static struct regulator_init_data pandora_vsim
= {
443 .valid_modes_mask
= REGULATOR_MODE_NORMAL
444 | REGULATOR_MODE_STANDBY
,
445 .valid_ops_mask
= REGULATOR_CHANGE_MODE
446 | REGULATOR_CHANGE_STATUS
,
448 .num_consumer_supplies
= ARRAY_SIZE(pandora_adac_supply
),
449 .consumer_supplies
= pandora_adac_supply
,
452 /* Fixed regulator internal to Wifi module */
453 static struct regulator_init_data pandora_vmmc3
= {
455 .valid_ops_mask
= REGULATOR_CHANGE_STATUS
,
457 .num_consumer_supplies
= ARRAY_SIZE(pandora_vmmc3_supply
),
458 .consumer_supplies
= pandora_vmmc3_supply
,
461 static struct fixed_voltage_config pandora_vwlan
= {
462 .supply_name
= "vwlan",
463 .microvolts
= 1800000, /* 1.8V */
464 .gpio
= PANDORA_WIFI_NRESET_GPIO
,
465 .startup_delay
= 50000, /* 50ms */
467 .enabled_at_boot
= 0,
468 .init_data
= &pandora_vmmc3
,
471 static struct platform_device pandora_vwlan_device
= {
472 .name
= "reg-fixed-voltage",
475 .platform_data
= &pandora_vwlan
,
479 static struct twl4030_bci_platform_data pandora_bci_data
;
481 static struct twl4030_power_data pandora_power_data
= {
482 .use_poweroff
= true,
485 static struct twl4030_platform_data omap3pandora_twldata
= {
486 .gpio
= &omap3pandora_gpio_data
,
487 .vmmc1
= &pandora_vmmc1
,
488 .vmmc2
= &pandora_vmmc2
,
489 .vaux1
= &pandora_vaux1
,
490 .vaux2
= &pandora_vaux2
,
491 .vaux4
= &pandora_vaux4
,
492 .vsim
= &pandora_vsim
,
493 .keypad
= &pandora_kp_data
,
494 .bci
= &pandora_bci_data
,
495 .power
= &pandora_power_data
,
498 static struct i2c_board_info __initdata omap3pandora_i2c3_boardinfo
[] = {
500 I2C_BOARD_INFO("bq27500", 0x55),
501 .flags
= I2C_CLIENT_WAKE
,
505 static int __init
omap3pandora_i2c_init(void)
507 omap3_pmic_get_config(&omap3pandora_twldata
,
508 TWL_COMMON_PDATA_USB
| TWL_COMMON_PDATA_AUDIO
,
509 TWL_COMMON_REGULATOR_VDAC
| TWL_COMMON_REGULATOR_VPLL2
);
511 omap3pandora_twldata
.vdac
->constraints
.apply_uV
= true;
513 omap3pandora_twldata
.vpll2
->constraints
.apply_uV
= true;
514 omap3pandora_twldata
.vpll2
->num_consumer_supplies
=
515 ARRAY_SIZE(pandora_vdds_supplies
);
516 omap3pandora_twldata
.vpll2
->consumer_supplies
= pandora_vdds_supplies
;
518 omap3_pmic_init("tps65950", &omap3pandora_twldata
);
519 /* i2c2 pins are not connected */
520 omap_register_i2c_bus(3, 100, omap3pandora_i2c3_boardinfo
,
521 ARRAY_SIZE(omap3pandora_i2c3_boardinfo
));
525 static struct spi_board_info omap3pandora_spi_board_info
[] __initdata
= {
527 .modalias
= "tpo_td043mtea1_panel_spi",
530 .max_speed_hz
= 375000,
531 .platform_data
= &pandora_lcd_device
,
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
,
570 static const struct usbhs_omap_board_data usbhs_bdata __initconst
= {
572 .port_mode
[0] = OMAP_USBHS_PORT_MODE_UNUSED
,
573 .port_mode
[1] = OMAP_EHCI_PORT_MODE_PHY
,
574 .port_mode
[2] = OMAP_USBHS_PORT_MODE_UNUSED
,
577 .reset_gpio_port
[0] = -EINVAL
,
578 .reset_gpio_port
[1] = 16,
579 .reset_gpio_port
[2] = -EINVAL
582 #ifdef CONFIG_OMAP_MUX
583 static struct omap_board_mux board_mux
[] __initdata
= {
584 { .reg_offset
= OMAP_MUX_TERMINATOR
},
588 static void __init
omap3pandora_init(void)
590 omap3_mux_init(board_mux
, OMAP_PACKAGE_CBB
);
591 omap_hsmmc_init(omap3pandora_mmc
);
592 omap3pandora_i2c_init();
593 pandora_wl1251_init();
594 platform_add_devices(omap3pandora_devices
,
595 ARRAY_SIZE(omap3pandora_devices
));
596 omap_display_init(&pandora_dss_data
);
598 omap_sdrc_init(mt46h32m32lf6_sdrc_params
,
599 mt46h32m32lf6_sdrc_params
);
600 spi_register_board_info(omap3pandora_spi_board_info
,
601 ARRAY_SIZE(omap3pandora_spi_board_info
));
602 omap_ads7846_init(1, OMAP3_PANDORA_TS_GPIO
, 0, NULL
);
603 usbhs_init(&usbhs_bdata
);
605 gpmc_nand_init(&pandora_nand_data
, NULL
);
607 /* Ensure SDRC pins are mux'd for self-refresh */
608 omap_mux_init_signal("sdrc_cke0", OMAP_PIN_OUTPUT
);
609 omap_mux_init_signal("sdrc_cke1", OMAP_PIN_OUTPUT
);
612 MACHINE_START(OMAP3_PANDORA
, "Pandora Handheld Console")
613 .atag_offset
= 0x100,
614 .reserve
= omap_reserve
,
615 .map_io
= omap3_map_io
,
616 .init_early
= omap35xx_init_early
,
617 .init_irq
= omap3_init_irq
,
618 .handle_irq
= omap3_intc_handle_irq
,
619 .init_machine
= omap3pandora_init
,
620 .init_late
= omap35xx_init_late
,
621 .timer
= &omap3_timer
,
622 .restart
= omap3xxx_restart
,