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/usb/phy.h>
39 #include <linux/platform_data/spi-omap2-mcspi.h>
41 #include <asm/mach-types.h>
42 #include <asm/mach/arch.h>
43 #include <asm/mach/map.h>
46 #include <video/omapdss.h>
47 #include <linux/platform_data/mtd-nand-omap2.h>
50 #include "sdram-micron-mt46h32m32lf-6.h"
52 #include "common-board-devices.h"
53 #include "gpmc-nand.h"
55 #define PANDORA_WIFI_IRQ_GPIO 21
56 #define PANDORA_WIFI_NRESET_GPIO 23
57 #define OMAP3_PANDORA_TS_GPIO 94
59 static struct mtd_partition omap3pandora_nand_partitions
[] = {
63 .size
= 4 * NAND_BLOCK_SIZE
,
64 .mask_flags
= MTD_WRITEABLE
67 .offset
= MTDPART_OFS_APPEND
,
68 .size
= 15 * NAND_BLOCK_SIZE
,
71 .offset
= MTDPART_OFS_APPEND
,
72 .size
= 1 * NAND_BLOCK_SIZE
,
75 .offset
= MTDPART_OFS_APPEND
,
76 .size
= 80 * NAND_BLOCK_SIZE
,
79 .offset
= MTDPART_OFS_APPEND
,
80 .size
= MTDPART_SIZ_FULL
,
84 static struct omap_nand_platform_data pandora_nand_data
= {
86 .devsize
= NAND_BUSWIDTH_16
,
87 .xfer_type
= NAND_OMAP_PREFETCH_DMA
,
88 .parts
= omap3pandora_nand_partitions
,
89 .nr_parts
= ARRAY_SIZE(omap3pandora_nand_partitions
),
92 static struct gpio_led pandora_gpio_leds
[] = {
94 .name
= "pandora::sd1",
95 .default_trigger
= "mmc0",
98 .name
= "pandora::sd2",
99 .default_trigger
= "mmc1",
102 .name
= "pandora::bluetooth",
105 .name
= "pandora::wifi",
110 static struct gpio_led_platform_data pandora_gpio_led_data
= {
111 .leds
= pandora_gpio_leds
,
112 .num_leds
= ARRAY_SIZE(pandora_gpio_leds
),
115 static struct platform_device pandora_leds_gpio
= {
119 .platform_data
= &pandora_gpio_led_data
,
123 static struct platform_device pandora_backlight
= {
124 .name
= "pandora-backlight",
128 #define GPIO_BUTTON(gpio_num, ev_type, ev_code, act_low, descr) \
133 .active_low = act_low, \
134 .debounce_interval = 4, \
135 .desc = "btn " descr, \
138 #define GPIO_BUTTON_LOW(gpio_num, event_code, description) \
139 GPIO_BUTTON(gpio_num, EV_KEY, event_code, 1, description)
141 static struct gpio_keys_button pandora_gpio_keys
[] = {
142 GPIO_BUTTON_LOW(110, KEY_UP
, "up"),
143 GPIO_BUTTON_LOW(103, KEY_DOWN
, "down"),
144 GPIO_BUTTON_LOW(96, KEY_LEFT
, "left"),
145 GPIO_BUTTON_LOW(98, KEY_RIGHT
, "right"),
146 GPIO_BUTTON_LOW(109, KEY_PAGEUP
, "game 1"),
147 GPIO_BUTTON_LOW(111, KEY_END
, "game 2"),
148 GPIO_BUTTON_LOW(106, KEY_PAGEDOWN
, "game 3"),
149 GPIO_BUTTON_LOW(101, KEY_HOME
, "game 4"),
150 GPIO_BUTTON_LOW(102, KEY_RIGHTSHIFT
, "l"),
151 GPIO_BUTTON_LOW(97, KEY_KPPLUS
, "l2"),
152 GPIO_BUTTON_LOW(105, KEY_RIGHTCTRL
, "r"),
153 GPIO_BUTTON_LOW(107, KEY_KPMINUS
, "r2"),
154 GPIO_BUTTON_LOW(104, KEY_LEFTCTRL
, "ctrl"),
155 GPIO_BUTTON_LOW(99, KEY_MENU
, "menu"),
156 GPIO_BUTTON_LOW(176, KEY_COFFEE
, "hold"),
157 GPIO_BUTTON(100, EV_KEY
, KEY_LEFTALT
, 0, "alt"),
158 GPIO_BUTTON(108, EV_SW
, SW_LID
, 1, "lid"),
161 static struct gpio_keys_platform_data pandora_gpio_key_info
= {
162 .buttons
= pandora_gpio_keys
,
163 .nbuttons
= ARRAY_SIZE(pandora_gpio_keys
),
166 static struct platform_device pandora_keys_gpio
= {
170 .platform_data
= &pandora_gpio_key_info
,
174 static const uint32_t board_keymap
[] = {
187 KEY(1, 5, KEY_SPACE
),
188 KEY(2, 0, KEY_BACKSPACE
),
214 KEY(7, 0, KEY_ENTER
),
217 KEY(7, 3, KEY_LEFTSHIFT
),
218 KEY(7, 4, KEY_COMMA
),
221 static struct matrix_keymap_data board_map_data
= {
222 .keymap
= board_keymap
,
223 .keymap_size
= ARRAY_SIZE(board_keymap
),
226 static struct twl4030_keypad_data pandora_kp_data
= {
227 .keymap_data
= &board_map_data
,
233 static struct omap_dss_device pandora_lcd_device
= {
235 .driver_name
= "tpo_td043mtea1_panel",
236 .type
= OMAP_DISPLAY_TYPE_DPI
,
237 .phy
.dpi
.data_lines
= 24,
241 static struct omap_dss_device pandora_tv_device
= {
243 .driver_name
= "venc",
244 .type
= OMAP_DISPLAY_TYPE_VENC
,
245 .phy
.venc
.type
= OMAP_DSS_VENC_TYPE_SVIDEO
,
248 static struct omap_dss_device
*pandora_dss_devices
[] = {
253 static struct omap_dss_board_info pandora_dss_data
= {
254 .num_devices
= ARRAY_SIZE(pandora_dss_devices
),
255 .devices
= pandora_dss_devices
,
256 .default_device
= &pandora_lcd_device
,
259 static void pandora_wl1251_init_card(struct mmc_card
*card
)
262 * We have TI wl1251 attached to MMC3. Pass this information to
263 * SDIO core because it can't be probed by normal methods.
265 card
->quirks
|= MMC_QUIRK_NONSTD_SDIO
;
266 card
->cccr
.wide_bus
= 1;
267 card
->cis
.vendor
= 0x104c;
268 card
->cis
.device
= 0x9066;
269 card
->cis
.blksize
= 512;
270 card
->cis
.max_dtr
= 20000000;
273 static struct omap2_hsmmc_info omap3pandora_mmc
[] = {
276 .caps
= MMC_CAP_4_BIT_DATA
,
284 .caps
= MMC_CAP_4_BIT_DATA
,
293 .caps
= MMC_CAP_4_BIT_DATA
| MMC_CAP_POWER_OFF_CARD
,
296 .init_card
= pandora_wl1251_init_card
,
301 static int omap3pandora_twl_gpio_setup(struct device
*dev
,
302 unsigned gpio
, unsigned ngpio
)
306 /* gpio + {0,1} is "mmc{0,1}_cd" (input/IRQ) */
307 omap3pandora_mmc
[0].gpio_cd
= gpio
+ 0;
308 omap3pandora_mmc
[1].gpio_cd
= gpio
+ 1;
309 omap_hsmmc_late_init(omap3pandora_mmc
);
311 /* gpio + 13 drives 32kHz buffer for wifi module */
312 gpio_32khz
= gpio
+ 13;
313 ret
= gpio_request_one(gpio_32khz
, GPIOF_OUT_INIT_HIGH
, "wifi 32kHz");
315 pr_err("Cannot get GPIO line %d, ret=%d\n", gpio_32khz
, ret
);
322 static struct twl4030_gpio_platform_data omap3pandora_gpio_data
= {
323 .setup
= omap3pandora_twl_gpio_setup
,
326 static struct regulator_consumer_supply pandora_vmmc1_supply
[] = {
327 REGULATOR_SUPPLY("vmmc", "omap_hsmmc.0"),
330 static struct regulator_consumer_supply pandora_vmmc2_supply
[] = {
331 REGULATOR_SUPPLY("vmmc", "omap_hsmmc.1")
334 static struct regulator_consumer_supply pandora_vmmc3_supply
[] = {
335 REGULATOR_SUPPLY("vmmc", "omap_hsmmc.2"),
338 static struct regulator_consumer_supply pandora_vdds_supplies
[] = {
339 REGULATOR_SUPPLY("vdds_sdi", "omapdss"),
340 REGULATOR_SUPPLY("vdds_dsi", "omapdss"),
341 REGULATOR_SUPPLY("vdds_dsi", "omapdss_dsi.0"),
344 static struct regulator_consumer_supply pandora_vcc_lcd_supply
[] = {
345 REGULATOR_SUPPLY("vcc", "display0"),
348 static struct regulator_consumer_supply pandora_usb_phy_supply
[] = {
349 REGULATOR_SUPPLY("hsusb1", "ehci-omap.0"),
352 /* ads7846 on SPI and 2 nub controllers on I2C */
353 static struct regulator_consumer_supply pandora_vaux4_supplies
[] = {
354 REGULATOR_SUPPLY("vcc", "spi1.0"),
355 REGULATOR_SUPPLY("vcc", "3-0066"),
356 REGULATOR_SUPPLY("vcc", "3-0067"),
359 static struct regulator_consumer_supply pandora_adac_supply
[] = {
360 REGULATOR_SUPPLY("vcc", "soc-audio"),
363 /* VMMC1 for MMC1 pins CMD, CLK, DAT0..DAT3 (20 mA, plus card == max 220 mA) */
364 static struct regulator_init_data pandora_vmmc1
= {
368 .valid_modes_mask
= REGULATOR_MODE_NORMAL
369 | REGULATOR_MODE_STANDBY
,
370 .valid_ops_mask
= REGULATOR_CHANGE_VOLTAGE
371 | REGULATOR_CHANGE_MODE
372 | REGULATOR_CHANGE_STATUS
,
374 .num_consumer_supplies
= ARRAY_SIZE(pandora_vmmc1_supply
),
375 .consumer_supplies
= pandora_vmmc1_supply
,
378 /* VMMC2 for MMC2 pins CMD, CLK, DAT0..DAT3 (max 100 mA) */
379 static struct regulator_init_data pandora_vmmc2
= {
383 .valid_modes_mask
= REGULATOR_MODE_NORMAL
384 | REGULATOR_MODE_STANDBY
,
385 .valid_ops_mask
= REGULATOR_CHANGE_VOLTAGE
386 | REGULATOR_CHANGE_MODE
387 | REGULATOR_CHANGE_STATUS
,
389 .num_consumer_supplies
= ARRAY_SIZE(pandora_vmmc2_supply
),
390 .consumer_supplies
= pandora_vmmc2_supply
,
394 static struct regulator_init_data pandora_vaux1
= {
399 .valid_modes_mask
= REGULATOR_MODE_NORMAL
400 | REGULATOR_MODE_STANDBY
,
401 .valid_ops_mask
= REGULATOR_CHANGE_MODE
402 | REGULATOR_CHANGE_STATUS
,
404 .num_consumer_supplies
= ARRAY_SIZE(pandora_vcc_lcd_supply
),
405 .consumer_supplies
= pandora_vcc_lcd_supply
,
408 /* VAUX2 for USB host PHY */
409 static struct regulator_init_data pandora_vaux2
= {
414 .valid_modes_mask
= REGULATOR_MODE_NORMAL
415 | REGULATOR_MODE_STANDBY
,
416 .valid_ops_mask
= REGULATOR_CHANGE_MODE
417 | REGULATOR_CHANGE_STATUS
,
419 .num_consumer_supplies
= ARRAY_SIZE(pandora_usb_phy_supply
),
420 .consumer_supplies
= pandora_usb_phy_supply
,
423 /* VAUX4 for ads7846 and nubs */
424 static struct regulator_init_data pandora_vaux4
= {
429 .valid_modes_mask
= REGULATOR_MODE_NORMAL
430 | REGULATOR_MODE_STANDBY
,
431 .valid_ops_mask
= REGULATOR_CHANGE_MODE
432 | REGULATOR_CHANGE_STATUS
,
434 .num_consumer_supplies
= ARRAY_SIZE(pandora_vaux4_supplies
),
435 .consumer_supplies
= pandora_vaux4_supplies
,
438 /* VSIM for audio DAC */
439 static struct regulator_init_data pandora_vsim
= {
444 .valid_modes_mask
= REGULATOR_MODE_NORMAL
445 | REGULATOR_MODE_STANDBY
,
446 .valid_ops_mask
= REGULATOR_CHANGE_MODE
447 | REGULATOR_CHANGE_STATUS
,
449 .num_consumer_supplies
= ARRAY_SIZE(pandora_adac_supply
),
450 .consumer_supplies
= pandora_adac_supply
,
453 /* Fixed regulator internal to Wifi module */
454 static struct regulator_init_data pandora_vmmc3
= {
456 .valid_ops_mask
= REGULATOR_CHANGE_STATUS
,
458 .num_consumer_supplies
= ARRAY_SIZE(pandora_vmmc3_supply
),
459 .consumer_supplies
= pandora_vmmc3_supply
,
462 static struct fixed_voltage_config pandora_vwlan
= {
463 .supply_name
= "vwlan",
464 .microvolts
= 1800000, /* 1.8V */
465 .gpio
= PANDORA_WIFI_NRESET_GPIO
,
466 .startup_delay
= 50000, /* 50ms */
468 .enabled_at_boot
= 0,
469 .init_data
= &pandora_vmmc3
,
472 static struct platform_device pandora_vwlan_device
= {
473 .name
= "reg-fixed-voltage",
476 .platform_data
= &pandora_vwlan
,
480 static struct twl4030_bci_platform_data pandora_bci_data
;
482 static struct twl4030_power_data pandora_power_data
= {
483 .use_poweroff
= true,
486 static struct twl4030_platform_data omap3pandora_twldata
= {
487 .gpio
= &omap3pandora_gpio_data
,
488 .vmmc1
= &pandora_vmmc1
,
489 .vmmc2
= &pandora_vmmc2
,
490 .vaux1
= &pandora_vaux1
,
491 .vaux2
= &pandora_vaux2
,
492 .vaux4
= &pandora_vaux4
,
493 .vsim
= &pandora_vsim
,
494 .keypad
= &pandora_kp_data
,
495 .bci
= &pandora_bci_data
,
496 .power
= &pandora_power_data
,
499 static struct i2c_board_info __initdata omap3pandora_i2c3_boardinfo
[] = {
501 I2C_BOARD_INFO("bq27500", 0x55),
502 .flags
= I2C_CLIENT_WAKE
,
506 static int __init
omap3pandora_i2c_init(void)
508 omap3_pmic_get_config(&omap3pandora_twldata
,
509 TWL_COMMON_PDATA_USB
| TWL_COMMON_PDATA_AUDIO
,
510 TWL_COMMON_REGULATOR_VDAC
| TWL_COMMON_REGULATOR_VPLL2
);
512 omap3pandora_twldata
.vdac
->constraints
.apply_uV
= true;
514 omap3pandora_twldata
.vpll2
->constraints
.apply_uV
= true;
515 omap3pandora_twldata
.vpll2
->num_consumer_supplies
=
516 ARRAY_SIZE(pandora_vdds_supplies
);
517 omap3pandora_twldata
.vpll2
->consumer_supplies
= pandora_vdds_supplies
;
519 omap3_pmic_init("tps65950", &omap3pandora_twldata
);
520 /* i2c2 pins are not connected */
521 omap_register_i2c_bus(3, 100, omap3pandora_i2c3_boardinfo
,
522 ARRAY_SIZE(omap3pandora_i2c3_boardinfo
));
526 static struct spi_board_info omap3pandora_spi_board_info
[] __initdata
= {
528 .modalias
= "tpo_td043mtea1_panel_spi",
531 .max_speed_hz
= 375000,
532 .platform_data
= &pandora_lcd_device
,
536 static void __init
pandora_wl1251_init(void)
538 struct wl12xx_platform_data pandora_wl1251_pdata
;
541 memset(&pandora_wl1251_pdata
, 0, sizeof(pandora_wl1251_pdata
));
543 ret
= gpio_request_one(PANDORA_WIFI_IRQ_GPIO
, GPIOF_IN
, "wl1251 irq");
547 pandora_wl1251_pdata
.irq
= gpio_to_irq(PANDORA_WIFI_IRQ_GPIO
);
548 if (pandora_wl1251_pdata
.irq
< 0)
551 pandora_wl1251_pdata
.use_eeprom
= true;
552 ret
= wl12xx_set_platform_data(&pandora_wl1251_pdata
);
559 gpio_free(PANDORA_WIFI_IRQ_GPIO
);
561 printk(KERN_ERR
"wl1251 board initialisation failed\n");
564 static struct platform_device
*omap3pandora_devices
[] __initdata
= {
567 &pandora_vwlan_device
,
571 static struct usbhs_omap_platform_data usbhs_bdata __initdata
= {
573 .port_mode
[0] = OMAP_USBHS_PORT_MODE_UNUSED
,
574 .port_mode
[1] = OMAP_EHCI_PORT_MODE_PHY
,
575 .port_mode
[2] = OMAP_USBHS_PORT_MODE_UNUSED
,
578 .reset_gpio_port
[0] = -EINVAL
,
579 .reset_gpio_port
[1] = 16,
580 .reset_gpio_port
[2] = -EINVAL
583 #ifdef CONFIG_OMAP_MUX
584 static struct omap_board_mux board_mux
[] __initdata
= {
585 { .reg_offset
= OMAP_MUX_TERMINATOR
},
589 static void __init
omap3pandora_init(void)
591 omap3_mux_init(board_mux
, OMAP_PACKAGE_CBB
);
592 omap_hsmmc_init(omap3pandora_mmc
);
593 omap3pandora_i2c_init();
594 pandora_wl1251_init();
595 platform_add_devices(omap3pandora_devices
,
596 ARRAY_SIZE(omap3pandora_devices
));
597 omap_display_init(&pandora_dss_data
);
599 omap_sdrc_init(mt46h32m32lf6_sdrc_params
,
600 mt46h32m32lf6_sdrc_params
);
601 spi_register_board_info(omap3pandora_spi_board_info
,
602 ARRAY_SIZE(omap3pandora_spi_board_info
));
603 omap_ads7846_init(1, OMAP3_PANDORA_TS_GPIO
, 0, NULL
);
604 usbhs_init(&usbhs_bdata
);
605 usb_bind_phy("musb-hdrc.0.auto", 0, "twl4030_usb");
607 gpmc_nand_init(&pandora_nand_data
, NULL
);
609 /* Ensure SDRC pins are mux'd for self-refresh */
610 omap_mux_init_signal("sdrc_cke0", OMAP_PIN_OUTPUT
);
611 omap_mux_init_signal("sdrc_cke1", OMAP_PIN_OUTPUT
);
614 MACHINE_START(OMAP3_PANDORA
, "Pandora Handheld Console")
615 .atag_offset
= 0x100,
616 .reserve
= omap_reserve
,
617 .map_io
= omap3_map_io
,
618 .init_early
= omap35xx_init_early
,
619 .init_irq
= omap3_init_irq
,
620 .handle_irq
= omap3_intc_handle_irq
,
621 .init_machine
= omap3pandora_init
,
622 .init_late
= omap35xx_init_late
,
623 .init_time
= omap3_sync32k_timer_init
,
624 .restart
= omap3xxx_restart
,