2 * Support for CompuLab EM-X270 platform
4 * Copyright (C) 2007, 2008 CompuLab, Ltd.
5 * Author: Mike Rapoport <mike@compulab.co.il>
7 * This program is free software; you can redistribute it and/or modify
8 * it under the terms of the GNU General Public License version 2 as
9 * published by the Free Software Foundation.
12 #include <linux/irq.h>
13 #include <linux/platform_device.h>
14 #include <linux/delay.h>
16 #include <linux/dm9000.h>
17 #include <linux/rtc-v3020.h>
18 #include <linux/mtd/nand.h>
19 #include <linux/mtd/partitions.h>
20 #include <linux/mtd/physmap.h>
21 #include <linux/input.h>
22 #include <linux/gpio_keys.h>
23 #include <linux/gpio.h>
24 #include <linux/mfd/da903x.h>
25 #include <linux/regulator/machine.h>
26 #include <linux/spi/spi.h>
27 #include <linux/spi/tdo24m.h>
28 #include <linux/spi/libertas_spi.h>
29 #include <linux/power_supply.h>
30 #include <linux/apm-emulation.h>
31 #include <linux/i2c.h>
32 #include <linux/i2c/pca953x.h>
33 #include <linux/regulator/userspace-consumer.h>
35 #include <media/soc_camera.h>
37 #include <asm/mach-types.h>
38 #include <asm/mach/arch.h>
40 #include <mach/pxa27x.h>
41 #include <mach/pxa27x-udc.h>
42 #include <mach/audio.h>
43 #include <mach/pxafb.h>
44 #include <mach/ohci.h>
46 #include <mach/pxa27x_keypad.h>
48 #include <mach/camera.h>
49 #include <mach/pxa2xx_spi.h>
54 /* EM-X270 specific GPIOs */
55 #define GPIO13_MMC_CD (13)
56 #define GPIO95_MMC_WP (95)
57 #define GPIO56_NAND_RB (56)
58 #define GPIO93_CAM_RESET (93)
59 #define GPIO16_USB_HUB_RESET (16)
61 /* eXeda specific GPIOs */
62 #define GPIO114_MMC_CD (114)
63 #define GPIO20_NAND_RB (20)
64 #define GPIO38_SD_PWEN (38)
65 #define GPIO37_WLAN_RST (37)
66 #define GPIO95_TOUCHPAD_INT (95)
67 #define GPIO130_CAM_RESET (130)
68 #define GPIO10_USB_HUB_RESET (10)
71 #define GPIO11_NAND_CS (11)
72 #define GPIO41_ETHIRQ (41)
73 #define EM_X270_ETHIRQ IRQ_GPIO(GPIO41_ETHIRQ)
74 #define GPIO115_WLAN_PWEN (115)
75 #define GPIO19_WLAN_STRAP (19)
76 #define GPIO9_USB_VBUS_EN (9)
80 static int dm9000_flags
;
82 static int usb_hub_reset
;
84 static unsigned long common_pin_config
[] = {
87 GPIO29_AC97_SDATA_IN_0
,
88 GPIO30_AC97_SDATA_OUT
,
152 GPIO100_KP_MKIN_0
| WAKEUP_ON_LEVEL_HIGH
,
153 GPIO101_KP_MKIN_1
| WAKEUP_ON_LEVEL_HIGH
,
154 GPIO102_KP_MKIN_2
| WAKEUP_ON_LEVEL_HIGH
,
155 GPIO34_KP_MKIN_3
| WAKEUP_ON_LEVEL_HIGH
,
156 GPIO39_KP_MKIN_4
| WAKEUP_ON_LEVEL_HIGH
,
157 GPIO99_KP_MKIN_5
| WAKEUP_ON_LEVEL_HIGH
,
158 GPIO91_KP_MKIN_6
| WAKEUP_ON_LEVEL_HIGH
,
159 GPIO36_KP_MKIN_7
| WAKEUP_ON_LEVEL_HIGH
,
176 GPIO19_GPIO
, /* SSP2 clock is used as GPIO for Libertas pin-strap */
181 /* SDRAM and local bus */
190 GPIO1_GPIO
| WAKEUP_ON_EDGE_BOTH
, /* sleep/resume button */
193 GPIO20_GPIO
| MFP_LPM_DRIVE_LOW
, /* GPRS_PWEN */
194 GPIO115_GPIO
| MFP_LPM_DRIVE_LOW
, /* WLAN_PWEN */
197 GPIO11_GPIO
| MFP_LPM_DRIVE_HIGH
, /* NAND CE# */
200 GPIO41_GPIO
, /* DM9000 interrupt */
203 static unsigned long em_x270_pin_config
[] = {
204 GPIO13_GPIO
, /* MMC card detect */
205 GPIO16_GPIO
, /* USB hub reset */
206 GPIO56_GPIO
, /* NAND Ready/Busy */
207 GPIO93_GPIO
| MFP_LPM_DRIVE_LOW
, /* Camera reset */
208 GPIO95_GPIO
, /* MMC Write protect */
211 static unsigned long exeda_pin_config
[] = {
212 GPIO10_GPIO
, /* USB hub reset */
213 GPIO20_GPIO
, /* NAND Ready/Busy */
214 GPIO38_GPIO
| MFP_LPM_DRIVE_LOW
, /* SD slot power */
215 GPIO95_GPIO
, /* touchpad IRQ */
216 GPIO114_GPIO
, /* MMC card detect */
219 #if defined(CONFIG_DM9000) || defined(CONFIG_DM9000_MODULE)
220 static struct resource em_x270_dm9000_resource
[] = {
222 .start
= PXA_CS2_PHYS
,
223 .end
= PXA_CS2_PHYS
+ 3,
224 .flags
= IORESOURCE_MEM
,
227 .start
= PXA_CS2_PHYS
+ 8,
228 .end
= PXA_CS2_PHYS
+ 8 + 0x3f,
229 .flags
= IORESOURCE_MEM
,
232 .start
= EM_X270_ETHIRQ
,
233 .end
= EM_X270_ETHIRQ
,
234 .flags
= IORESOURCE_IRQ
| IORESOURCE_IRQ_HIGHEDGE
,
238 static struct dm9000_plat_data em_x270_dm9000_platdata
= {
239 .flags
= DM9000_PLATF_NO_EEPROM
,
242 static struct platform_device em_x270_dm9000
= {
245 .num_resources
= ARRAY_SIZE(em_x270_dm9000_resource
),
246 .resource
= em_x270_dm9000_resource
,
248 .platform_data
= &em_x270_dm9000_platdata
,
252 static void __init
em_x270_init_dm9000(void)
254 em_x270_dm9000_platdata
.flags
|= dm9000_flags
;
255 platform_device_register(&em_x270_dm9000
);
258 static inline void em_x270_init_dm9000(void) {}
262 #if defined(CONFIG_RTC_DRV_V3020) || defined(CONFIG_RTC_DRV_V3020_MODULE)
263 static struct resource em_x270_v3020_resource
[] = {
265 .start
= PXA_CS4_PHYS
,
266 .end
= PXA_CS4_PHYS
+ 3,
267 .flags
= IORESOURCE_MEM
,
271 static struct v3020_platform_data em_x270_v3020_platdata
= {
275 static struct platform_device em_x270_rtc
= {
277 .num_resources
= ARRAY_SIZE(em_x270_v3020_resource
),
278 .resource
= em_x270_v3020_resource
,
281 .platform_data
= &em_x270_v3020_platdata
,
285 static void __init
em_x270_init_rtc(void)
287 platform_device_register(&em_x270_rtc
);
290 static inline void em_x270_init_rtc(void) {}
294 #if defined(CONFIG_MTD_NAND_PLATFORM) || defined(CONFIG_MTD_NAND_PLATFORM_MODULE)
295 static inline void nand_cs_on(void)
297 gpio_set_value(GPIO11_NAND_CS
, 0);
300 static void nand_cs_off(void)
304 gpio_set_value(GPIO11_NAND_CS
, 1);
307 /* hardware specific access to control-lines */
308 static void em_x270_nand_cmd_ctl(struct mtd_info
*mtd
, int dat
,
311 struct nand_chip
*this = mtd
->priv
;
312 unsigned long nandaddr
= (unsigned long)this->IO_ADDR_W
;
316 if (ctrl
& NAND_CTRL_CHANGE
) {
318 nandaddr
|= (1 << 3);
320 nandaddr
&= ~(1 << 3);
322 nandaddr
|= (1 << 2);
324 nandaddr
&= ~(1 << 2);
332 this->IO_ADDR_W
= (void __iomem
*)nandaddr
;
333 if (dat
!= NAND_CMD_NONE
)
334 writel(dat
, this->IO_ADDR_W
);
339 /* read device ready pin */
340 static int em_x270_nand_device_ready(struct mtd_info
*mtd
)
344 return gpio_get_value(nand_rb
);
347 static struct mtd_partition em_x270_partition_info
[] = {
355 .offset
= MTDPART_OFS_APPEND
,
356 .size
= MTDPART_SIZ_FULL
360 static const char *em_x270_part_probes
[] = { "cmdlinepart", NULL
};
362 struct platform_nand_data em_x270_nand_platdata
= {
366 .nr_partitions
= ARRAY_SIZE(em_x270_partition_info
),
367 .partitions
= em_x270_partition_info
,
369 .part_probe_types
= em_x270_part_probes
,
373 .dev_ready
= em_x270_nand_device_ready
,
375 .cmd_ctrl
= em_x270_nand_cmd_ctl
,
379 static struct resource em_x270_nand_resource
[] = {
381 .start
= PXA_CS1_PHYS
,
382 .end
= PXA_CS1_PHYS
+ 12,
383 .flags
= IORESOURCE_MEM
,
387 static struct platform_device em_x270_nand
= {
389 .num_resources
= ARRAY_SIZE(em_x270_nand_resource
),
390 .resource
= em_x270_nand_resource
,
393 .platform_data
= &em_x270_nand_platdata
,
397 static void __init
em_x270_init_nand(void)
401 err
= gpio_request(GPIO11_NAND_CS
, "NAND CS");
403 pr_warning("EM-X270: failed to request NAND CS gpio\n");
407 gpio_direction_output(GPIO11_NAND_CS
, 1);
409 err
= gpio_request(nand_rb
, "NAND R/B");
411 pr_warning("EM-X270: failed to request NAND R/B gpio\n");
412 gpio_free(GPIO11_NAND_CS
);
416 gpio_direction_input(nand_rb
);
418 platform_device_register(&em_x270_nand
);
421 static inline void em_x270_init_nand(void) {}
424 #if defined(CONFIG_MTD_PHYSMAP) || defined(CONFIG_MTD_PHYSMAP_MODULE)
425 static struct mtd_partition em_x270_nor_parts
[] = {
427 .name
= "Bootloader",
428 .offset
= 0x00000000,
430 .mask_flags
= MTD_WRITEABLE
/* force read-only */
432 .name
= "Environment",
433 .offset
= 0x00050000,
437 .offset
= 0x00060000,
439 .mask_flags
= MTD_WRITEABLE
/* force read-only */
441 .name
= "Splashscreen",
442 .offset
= 0x000b0000,
447 static struct physmap_flash_data em_x270_nor_data
[] = {
450 .parts
= em_x270_nor_parts
,
451 .nr_parts
= ARRAY_SIZE(em_x270_nor_parts
),
455 static struct resource em_x270_nor_flash_resource
= {
456 .start
= PXA_CS0_PHYS
,
457 .end
= PXA_CS0_PHYS
+ SZ_1M
- 1,
458 .flags
= IORESOURCE_MEM
,
461 static struct platform_device em_x270_physmap_flash
= {
462 .name
= "physmap-flash",
465 .resource
= &em_x270_nor_flash_resource
,
467 .platform_data
= &em_x270_nor_data
,
471 static void __init
em_x270_init_nor(void)
473 platform_device_register(&em_x270_physmap_flash
);
476 static inline void em_x270_init_nor(void) {}
479 /* PXA27x OHCI controller setup */
480 #if defined(CONFIG_USB_OHCI_HCD) || defined(CONFIG_USB_OHCI_HCD_MODULE)
481 static struct regulator
*em_x270_usb_ldo
;
483 static int em_x270_usb_hub_init(void)
487 em_x270_usb_ldo
= regulator_get(NULL
, "vcc usb");
488 if (IS_ERR(em_x270_usb_ldo
))
489 return PTR_ERR(em_x270_usb_ldo
);
491 err
= gpio_request(GPIO9_USB_VBUS_EN
, "vbus en");
493 goto err_free_usb_ldo
;
495 err
= gpio_request(usb_hub_reset
, "hub rst");
497 goto err_free_vbus_gpio
;
499 /* USB Hub power-on and reset */
500 gpio_direction_output(usb_hub_reset
, 0);
501 regulator_enable(em_x270_usb_ldo
);
502 gpio_set_value(usb_hub_reset
, 1);
503 gpio_set_value(usb_hub_reset
, 0);
504 regulator_disable(em_x270_usb_ldo
);
505 regulator_enable(em_x270_usb_ldo
);
506 gpio_set_value(usb_hub_reset
, 1);
509 gpio_direction_output(GPIO9_USB_VBUS_EN
, 1);
514 gpio_free(GPIO9_USB_VBUS_EN
);
516 regulator_put(em_x270_usb_ldo
);
521 static int em_x270_ohci_init(struct device
*dev
)
525 /* we don't want to entirely disable USB if the HUB init failed */
526 err
= em_x270_usb_hub_init();
528 pr_err("USB Hub initialization failed: %d\n", err
);
530 /* enable port 2 transiever */
531 UP2OCR
= UP2OCR_HXS
| UP2OCR_HXOE
;
536 static void em_x270_ohci_exit(struct device
*dev
)
538 gpio_free(usb_hub_reset
);
539 gpio_free(GPIO9_USB_VBUS_EN
);
541 if (!IS_ERR(em_x270_usb_ldo
)) {
542 if (regulator_is_enabled(em_x270_usb_ldo
))
543 regulator_disable(em_x270_usb_ldo
);
545 regulator_put(em_x270_usb_ldo
);
549 static struct pxaohci_platform_data em_x270_ohci_platform_data
= {
550 .port_mode
= PMM_PERPORT_MODE
,
551 .flags
= ENABLE_PORT1
| ENABLE_PORT2
| POWER_CONTROL_LOW
,
552 .init
= em_x270_ohci_init
,
553 .exit
= em_x270_ohci_exit
,
556 static void __init
em_x270_init_ohci(void)
558 pxa_set_ohci_info(&em_x270_ohci_platform_data
);
561 static inline void em_x270_init_ohci(void) {}
564 /* MCI controller setup */
565 #if defined(CONFIG_MMC) || defined(CONFIG_MMC_MODULE)
566 static struct regulator
*em_x270_sdio_ldo
;
568 static int em_x270_mci_init(struct device
*dev
,
569 irq_handler_t em_x270_detect_int
,
574 em_x270_sdio_ldo
= regulator_get(dev
, "vcc sdio");
575 if (IS_ERR(em_x270_sdio_ldo
)) {
576 dev_err(dev
, "can't request SDIO power supply: %ld\n",
577 PTR_ERR(em_x270_sdio_ldo
));
578 return PTR_ERR(em_x270_sdio_ldo
);
581 err
= request_irq(gpio_to_irq(mmc_cd
), em_x270_detect_int
,
582 IRQF_DISABLED
| IRQF_TRIGGER_RISING
|
583 IRQF_TRIGGER_FALLING
,
584 "MMC card detect", data
);
586 dev_err(dev
, "can't request MMC card detect IRQ: %d\n", err
);
590 if (machine_is_em_x270()) {
591 err
= gpio_request(GPIO95_MMC_WP
, "MMC WP");
593 dev_err(dev
, "can't request MMC write protect: %d\n",
597 gpio_direction_input(GPIO95_MMC_WP
);
599 err
= gpio_request(GPIO38_SD_PWEN
, "sdio power");
601 dev_err(dev
, "can't request MMC power control : %d\n",
605 gpio_direction_output(GPIO38_SD_PWEN
, 1);
611 free_irq(gpio_to_irq(mmc_cd
), data
);
613 regulator_put(em_x270_sdio_ldo
);
618 static void em_x270_mci_setpower(struct device
*dev
, unsigned int vdd
)
620 struct pxamci_platform_data
* p_d
= dev
->platform_data
;
622 if ((1 << vdd
) & p_d
->ocr_mask
) {
623 int vdd_uV
= (2000 + (vdd
- __ffs(MMC_VDD_20_21
)) * 100) * 1000;
625 regulator_set_voltage(em_x270_sdio_ldo
, vdd_uV
, vdd_uV
);
626 regulator_enable(em_x270_sdio_ldo
);
628 regulator_disable(em_x270_sdio_ldo
);
632 static void em_x270_mci_exit(struct device
*dev
, void *data
)
634 free_irq(gpio_to_irq(mmc_cd
), data
);
635 regulator_put(em_x270_sdio_ldo
);
637 if (machine_is_em_x270())
638 gpio_free(GPIO95_MMC_WP
);
640 gpio_free(GPIO38_SD_PWEN
);
643 static int em_x270_mci_get_ro(struct device
*dev
)
645 return gpio_get_value(GPIO95_MMC_WP
);
648 static struct pxamci_platform_data em_x270_mci_platform_data
= {
649 .ocr_mask
= MMC_VDD_20_21
|MMC_VDD_21_22
|MMC_VDD_22_23
|
650 MMC_VDD_24_25
|MMC_VDD_25_26
|MMC_VDD_26_27
|
651 MMC_VDD_27_28
|MMC_VDD_28_29
|MMC_VDD_29_30
|
652 MMC_VDD_30_31
|MMC_VDD_31_32
,
653 .init
= em_x270_mci_init
,
654 .setpower
= em_x270_mci_setpower
,
655 .exit
= em_x270_mci_exit
,
656 .gpio_card_detect
= -1,
661 static void __init
em_x270_init_mmc(void)
663 if (machine_is_em_x270())
664 em_x270_mci_platform_data
.get_ro
= em_x270_mci_get_ro
;
666 em_x270_mci_platform_data
.detect_delay
= msecs_to_jiffies(250);
667 pxa_set_mci_info(&em_x270_mci_platform_data
);
670 static inline void em_x270_init_mmc(void) {}
674 #if defined(CONFIG_FB_PXA) || defined(CONFIG_FB_PXA_MODULE)
675 static struct pxafb_mode_info em_x270_lcd_modes
[] = {
704 static struct pxafb_mach_info em_x270_lcd
= {
705 .modes
= em_x270_lcd_modes
,
707 .lcd_conn
= LCD_COLOR_TFT_16BPP
,
710 static void __init
em_x270_init_lcd(void)
712 set_pxa_fb_info(&em_x270_lcd
);
715 static inline void em_x270_init_lcd(void) {}
718 #if defined(CONFIG_SPI_PXA2XX) || defined(CONFIG_SPI_PXA2XX_MODULE)
719 static struct pxa2xx_spi_master em_x270_spi_info
= {
723 static struct pxa2xx_spi_chip em_x270_tdo24m_chip
= {
729 static struct tdo24m_platform_data em_x270_tdo24m_pdata
= {
733 static struct pxa2xx_spi_master em_x270_spi_2_info
= {
738 static struct pxa2xx_spi_chip em_x270_libertas_chip
= {
745 static unsigned long em_x270_libertas_pin_config
[] = {
753 static int em_x270_libertas_setup(struct spi_device
*spi
)
755 int err
= gpio_request(GPIO115_WLAN_PWEN
, "WLAN PWEN");
759 err
= gpio_request(GPIO19_WLAN_STRAP
, "WLAN STRAP");
763 if (machine_is_exeda()) {
764 err
= gpio_request(GPIO37_WLAN_RST
, "WLAN RST");
768 gpio_direction_output(GPIO37_WLAN_RST
, 1);
772 gpio_direction_output(GPIO19_WLAN_STRAP
, 1);
775 pxa2xx_mfp_config(ARRAY_AND_SIZE(em_x270_libertas_pin_config
));
777 gpio_direction_output(GPIO115_WLAN_PWEN
, 0);
779 gpio_set_value(GPIO115_WLAN_PWEN
, 1);
782 spi
->bits_per_word
= 16;
788 gpio_free(GPIO19_WLAN_STRAP
);
790 gpio_free(GPIO115_WLAN_PWEN
);
795 static int em_x270_libertas_teardown(struct spi_device
*spi
)
797 gpio_set_value(GPIO115_WLAN_PWEN
, 0);
798 gpio_free(GPIO115_WLAN_PWEN
);
799 gpio_free(GPIO19_WLAN_STRAP
);
801 if (machine_is_exeda()) {
802 gpio_set_value(GPIO37_WLAN_RST
, 0);
803 gpio_free(GPIO37_WLAN_RST
);
809 struct libertas_spi_platform_data em_x270_libertas_pdata
= {
810 .use_dummy_writes
= 1,
811 .setup
= em_x270_libertas_setup
,
812 .teardown
= em_x270_libertas_teardown
,
815 static struct spi_board_info em_x270_spi_devices
[] __initdata
= {
817 .modalias
= "tdo24m",
818 .max_speed_hz
= 1000000,
821 .controller_data
= &em_x270_tdo24m_chip
,
822 .platform_data
= &em_x270_tdo24m_pdata
,
825 .modalias
= "libertas_spi",
826 .max_speed_hz
= 13000000,
828 .irq
= IRQ_GPIO(116),
830 .controller_data
= &em_x270_libertas_chip
,
831 .platform_data
= &em_x270_libertas_pdata
,
835 static void __init
em_x270_init_spi(void)
837 pxa2xx_set_spi_info(1, &em_x270_spi_info
);
838 pxa2xx_set_spi_info(2, &em_x270_spi_2_info
);
839 spi_register_board_info(ARRAY_AND_SIZE(em_x270_spi_devices
));
842 static inline void em_x270_init_spi(void) {}
845 #if defined(CONFIG_SND_PXA2XX_LIB_AC97)
846 static pxa2xx_audio_ops_t em_x270_ac97_info
= {
850 static void __init
em_x270_init_ac97(void)
852 pxa_set_ac97_info(&em_x270_ac97_info
);
855 static inline void em_x270_init_ac97(void) {}
858 #if defined(CONFIG_KEYBOARD_PXA27x) || defined(CONFIG_KEYBOARD_PXA27x_MODULE)
859 static unsigned int em_x270_module_matrix_keys
[] = {
860 KEY(0, 0, KEY_A
), KEY(1, 0, KEY_UP
), KEY(2, 1, KEY_B
),
861 KEY(0, 2, KEY_LEFT
), KEY(1, 1, KEY_ENTER
), KEY(2, 0, KEY_RIGHT
),
862 KEY(0, 1, KEY_C
), KEY(1, 2, KEY_DOWN
), KEY(2, 2, KEY_D
),
865 struct pxa27x_keypad_platform_data em_x270_module_keypad_info
= {
866 /* code map for the matrix keys */
867 .matrix_key_rows
= 3,
868 .matrix_key_cols
= 3,
869 .matrix_key_map
= em_x270_module_matrix_keys
,
870 .matrix_key_map_size
= ARRAY_SIZE(em_x270_module_matrix_keys
),
873 static unsigned int em_x270_exeda_matrix_keys
[] = {
874 KEY(0, 0, KEY_RIGHTSHIFT
), KEY(0, 1, KEY_RIGHTCTRL
),
875 KEY(0, 2, KEY_RIGHTALT
), KEY(0, 3, KEY_SPACE
),
876 KEY(0, 4, KEY_LEFTALT
), KEY(0, 5, KEY_LEFTCTRL
),
877 KEY(0, 6, KEY_ENTER
), KEY(0, 7, KEY_SLASH
),
879 KEY(1, 0, KEY_DOT
), KEY(1, 1, KEY_M
),
880 KEY(1, 2, KEY_N
), KEY(1, 3, KEY_B
),
881 KEY(1, 4, KEY_V
), KEY(1, 5, KEY_C
),
882 KEY(1, 6, KEY_X
), KEY(1, 7, KEY_Z
),
884 KEY(2, 0, KEY_LEFTSHIFT
), KEY(2, 1, KEY_SEMICOLON
),
885 KEY(2, 2, KEY_L
), KEY(2, 3, KEY_K
),
886 KEY(2, 4, KEY_J
), KEY(2, 5, KEY_H
),
887 KEY(2, 6, KEY_G
), KEY(2, 7, KEY_F
),
889 KEY(3, 0, KEY_D
), KEY(3, 1, KEY_S
),
890 KEY(3, 2, KEY_A
), KEY(3, 3, KEY_TAB
),
891 KEY(3, 4, KEY_BACKSPACE
), KEY(3, 5, KEY_P
),
892 KEY(3, 6, KEY_O
), KEY(3, 7, KEY_I
),
894 KEY(4, 0, KEY_U
), KEY(4, 1, KEY_Y
),
895 KEY(4, 2, KEY_T
), KEY(4, 3, KEY_R
),
896 KEY(4, 4, KEY_E
), KEY(4, 5, KEY_W
),
897 KEY(4, 6, KEY_Q
), KEY(4, 7, KEY_MINUS
),
899 KEY(5, 0, KEY_0
), KEY(5, 1, KEY_9
),
900 KEY(5, 2, KEY_8
), KEY(5, 3, KEY_7
),
901 KEY(5, 4, KEY_6
), KEY(5, 5, KEY_5
),
902 KEY(5, 6, KEY_4
), KEY(5, 7, KEY_3
),
904 KEY(6, 0, KEY_2
), KEY(6, 1, KEY_1
),
905 KEY(6, 2, KEY_ENTER
), KEY(6, 3, KEY_END
),
906 KEY(6, 4, KEY_DOWN
), KEY(6, 5, KEY_UP
),
907 KEY(6, 6, KEY_MENU
), KEY(6, 7, KEY_F1
),
909 KEY(7, 0, KEY_LEFT
), KEY(7, 1, KEY_RIGHT
),
910 KEY(7, 2, KEY_BACK
), KEY(7, 3, KEY_HOME
),
911 KEY(7, 4, 0), KEY(7, 5, 0),
912 KEY(7, 6, 0), KEY(7, 7, 0),
915 struct pxa27x_keypad_platform_data em_x270_exeda_keypad_info
= {
916 /* code map for the matrix keys */
917 .matrix_key_rows
= 8,
918 .matrix_key_cols
= 8,
919 .matrix_key_map
= em_x270_exeda_matrix_keys
,
920 .matrix_key_map_size
= ARRAY_SIZE(em_x270_exeda_matrix_keys
),
923 static void __init
em_x270_init_keypad(void)
925 if (machine_is_em_x270())
926 pxa_set_keypad_info(&em_x270_module_keypad_info
);
928 pxa_set_keypad_info(&em_x270_exeda_keypad_info
);
931 static inline void em_x270_init_keypad(void) {}
934 #if defined(CONFIG_KEYBOARD_GPIO) || defined(CONFIG_KEYBOARD_GPIO_MODULE)
935 static struct gpio_keys_button gpio_keys_button
[] = {
937 .desc
= "sleep/wakeup",
945 static struct gpio_keys_platform_data em_x270_gpio_keys_data
= {
946 .buttons
= gpio_keys_button
,
950 static struct platform_device em_x270_gpio_keys
= {
954 .platform_data
= &em_x270_gpio_keys_data
,
958 static void __init
em_x270_init_gpio_keys(void)
960 platform_device_register(&em_x270_gpio_keys
);
963 static inline void em_x270_init_gpio_keys(void) {}
966 /* Quick Capture Interface and sensor setup */
967 #if defined(CONFIG_VIDEO_PXA27x) || defined(CONFIG_VIDEO_PXA27x_MODULE)
968 static struct regulator
*em_x270_camera_ldo
;
970 static int em_x270_sensor_init(struct device
*dev
)
974 ret
= gpio_request(cam_reset
, "camera reset");
978 gpio_direction_output(cam_reset
, 0);
980 em_x270_camera_ldo
= regulator_get(NULL
, "vcc cam");
981 if (em_x270_camera_ldo
== NULL
) {
982 gpio_free(cam_reset
);
986 ret
= regulator_enable(em_x270_camera_ldo
);
988 regulator_put(em_x270_camera_ldo
);
989 gpio_free(cam_reset
);
993 gpio_set_value(cam_reset
, 1);
998 struct pxacamera_platform_data em_x270_camera_platform_data
= {
999 .init
= em_x270_sensor_init
,
1000 .flags
= PXA_CAMERA_MASTER
| PXA_CAMERA_DATAWIDTH_8
|
1001 PXA_CAMERA_PCLK_EN
| PXA_CAMERA_MCLK_EN
,
1005 static int em_x270_sensor_power(struct device
*dev
, int on
)
1008 int is_on
= regulator_is_enabled(em_x270_camera_ldo
);
1013 gpio_set_value(cam_reset
, !on
);
1016 ret
= regulator_enable(em_x270_camera_ldo
);
1018 ret
= regulator_disable(em_x270_camera_ldo
);
1023 gpio_set_value(cam_reset
, on
);
1028 static struct i2c_board_info em_x270_i2c_cam_info
[] = {
1030 I2C_BOARD_INFO("mt9m111", 0x48),
1034 static struct soc_camera_link iclink
= {
1036 .power
= em_x270_sensor_power
,
1037 .board_info
= &em_x270_i2c_cam_info
[0],
1038 .i2c_adapter_id
= 0,
1039 .module_name
= "mt9m111",
1042 static struct platform_device em_x270_camera
= {
1043 .name
= "soc-camera-pdrv",
1046 .platform_data
= &iclink
,
1050 static void __init
em_x270_init_camera(void)
1052 pxa_set_camera_info(&em_x270_camera_platform_data
);
1053 platform_device_register(&em_x270_camera
);
1056 static inline void em_x270_init_camera(void) {}
1059 static struct regulator_bulk_data em_x270_gps_consumer_supply
= {
1060 .supply
= "vcc gps",
1063 static struct regulator_userspace_consumer_data em_x270_gps_consumer_data
= {
1066 .supplies
= &em_x270_gps_consumer_supply
,
1069 static struct platform_device em_x270_gps_userspace_consumer
= {
1070 .name
= "reg-userspace-consumer",
1073 .platform_data
= &em_x270_gps_consumer_data
,
1077 static struct regulator_bulk_data em_x270_gprs_consumer_supply
= {
1078 .supply
= "vcc gprs",
1081 static struct regulator_userspace_consumer_data em_x270_gprs_consumer_data
= {
1084 .supplies
= &em_x270_gprs_consumer_supply
1087 static struct platform_device em_x270_gprs_userspace_consumer
= {
1088 .name
= "reg-userspace-consumer",
1091 .platform_data
= &em_x270_gprs_consumer_data
,
1095 static struct platform_device
*em_x270_userspace_consumers
[] = {
1096 &em_x270_gps_userspace_consumer
,
1097 &em_x270_gprs_userspace_consumer
,
1100 static void __init
em_x270_userspace_consumers_init(void)
1102 platform_add_devices(ARRAY_AND_SIZE(em_x270_userspace_consumers
));
1105 /* DA9030 related initializations */
1106 #define REGULATOR_CONSUMER(_name, _dev, _supply) \
1107 static struct regulator_consumer_supply _name##_consumers[] = { \
1110 .supply = _supply, \
1114 REGULATOR_CONSUMER(ldo3
, &em_x270_gps_userspace_consumer
.dev
, "vcc gps");
1115 REGULATOR_CONSUMER(ldo5
, NULL
, "vcc cam");
1116 REGULATOR_CONSUMER(ldo10
, &pxa_device_mci
.dev
, "vcc sdio");
1117 REGULATOR_CONSUMER(ldo12
, NULL
, "vcc usb");
1118 REGULATOR_CONSUMER(ldo19
, &em_x270_gprs_userspace_consumer
.dev
, "vcc gprs");
1119 REGULATOR_CONSUMER(buck2
, NULL
, "vcc_core");
1121 #define REGULATOR_INIT(_ldo, _min_uV, _max_uV, _ops_mask) \
1122 static struct regulator_init_data _ldo##_data = { \
1124 .min_uV = _min_uV, \
1125 .max_uV = _max_uV, \
1129 .valid_ops_mask = _ops_mask, \
1132 .num_consumer_supplies = ARRAY_SIZE(_ldo##_consumers), \
1133 .consumer_supplies = _ldo##_consumers, \
1136 REGULATOR_INIT(ldo3
, 3200000, 3200000, REGULATOR_CHANGE_STATUS
);
1137 REGULATOR_INIT(ldo5
, 3000000, 3000000, REGULATOR_CHANGE_STATUS
);
1138 REGULATOR_INIT(ldo10
, 2000000, 3200000,
1139 REGULATOR_CHANGE_STATUS
| REGULATOR_CHANGE_VOLTAGE
);
1140 REGULATOR_INIT(ldo12
, 3000000, 3000000, REGULATOR_CHANGE_STATUS
);
1141 REGULATOR_INIT(ldo19
, 3200000, 3200000, REGULATOR_CHANGE_STATUS
);
1142 REGULATOR_INIT(buck2
, 1000000, 1650000, REGULATOR_CHANGE_VOLTAGE
);
1144 struct led_info em_x270_led_info
= {
1145 .name
= "em-x270:orange",
1146 .default_trigger
= "battery-charging-or-full",
1149 struct power_supply_info em_x270_psy_info
= {
1151 .technology
= POWER_SUPPLY_TECHNOLOGY_LIPO
,
1152 .voltage_max_design
= 4200000,
1153 .voltage_min_design
= 3000000,
1157 static void em_x270_battery_low(void)
1159 #if defined(CONFIG_APM_EMULATION)
1160 apm_queue_event(APM_LOW_BATTERY
);
1164 static void em_x270_battery_critical(void)
1166 #if defined(CONFIG_APM_EMULATION)
1167 apm_queue_event(APM_CRITICAL_SUSPEND
);
1171 struct da9030_battery_info em_x270_batterty_info
= {
1172 .battery_info
= &em_x270_psy_info
,
1174 .charge_milliamp
= 1000,
1175 .charge_millivolt
= 4200,
1179 .vbat_charge_start
= 4100,
1180 .vbat_charge_stop
= 4200,
1181 .vbat_charge_restart
= 4000,
1183 .vcharge_min
= 3200,
1184 .vcharge_max
= 5500,
1188 .tbat_restart
= 100,
1190 .batmon_interval
= 0,
1192 .battery_low
= em_x270_battery_low
,
1193 .battery_critical
= em_x270_battery_critical
,
1196 #define DA9030_SUBDEV(_name, _id, _pdata) \
1198 .name = "da903x-" #_name, \
1199 .id = DA9030_ID_##_id, \
1200 .platform_data = _pdata, \
1203 #define DA9030_LDO(num) DA9030_SUBDEV(regulator, LDO##num, &ldo##num##_data)
1205 struct da903x_subdev_info em_x270_da9030_subdevs
[] = {
1212 DA9030_SUBDEV(regulator
, BUCK2
, &buck2_data
),
1214 DA9030_SUBDEV(led
, LED_PC
, &em_x270_led_info
),
1215 DA9030_SUBDEV(backlight
, WLED
, &em_x270_led_info
),
1216 DA9030_SUBDEV(battery
, BAT
, &em_x270_batterty_info
),
1219 static struct da903x_platform_data em_x270_da9030_info
= {
1220 .num_subdevs
= ARRAY_SIZE(em_x270_da9030_subdevs
),
1221 .subdevs
= em_x270_da9030_subdevs
,
1224 static struct i2c_board_info em_x270_i2c_pmic_info
= {
1225 I2C_BOARD_INFO("da9030", 0x49),
1227 .platform_data
= &em_x270_da9030_info
,
1230 static struct i2c_pxa_platform_data em_x270_pwr_i2c_info
= {
1234 static void __init
em_x270_init_da9030(void)
1236 pxa27x_set_i2c_power_info(&em_x270_pwr_i2c_info
);
1237 i2c_register_board_info(1, &em_x270_i2c_pmic_info
, 1);
1240 static struct pca953x_platform_data exeda_gpio_ext_pdata
= {
1244 static struct i2c_board_info exeda_i2c_info
[] = {
1246 I2C_BOARD_INFO("pca9555", 0x21),
1247 .platform_data
= &exeda_gpio_ext_pdata
,
1251 static struct i2c_pxa_platform_data em_x270_i2c_info
= {
1255 static void __init
em_x270_init_i2c(void)
1257 pxa_set_i2c_info(&em_x270_i2c_info
);
1259 if (machine_is_exeda())
1260 i2c_register_board_info(0, ARRAY_AND_SIZE(exeda_i2c_info
));
1263 static void __init
em_x270_module_init(void)
1265 pxa2xx_mfp_config(ARRAY_AND_SIZE(em_x270_pin_config
));
1267 mmc_cd
= GPIO13_MMC_CD
;
1268 nand_rb
= GPIO56_NAND_RB
;
1269 dm9000_flags
= DM9000_PLATF_32BITONLY
;
1270 cam_reset
= GPIO93_CAM_RESET
;
1271 usb_hub_reset
= GPIO16_USB_HUB_RESET
;
1274 static void __init
em_x270_exeda_init(void)
1276 pxa2xx_mfp_config(ARRAY_AND_SIZE(exeda_pin_config
));
1278 mmc_cd
= GPIO114_MMC_CD
;
1279 nand_rb
= GPIO20_NAND_RB
;
1280 dm9000_flags
= DM9000_PLATF_16BITONLY
;
1281 cam_reset
= GPIO130_CAM_RESET
;
1282 usb_hub_reset
= GPIO10_USB_HUB_RESET
;
1285 static void __init
em_x270_init(void)
1287 pxa2xx_mfp_config(ARRAY_AND_SIZE(common_pin_config
));
1290 pxa27x_set_pwrmode(PWRMODE_DEEPSLEEP
);
1293 if (machine_is_em_x270())
1294 em_x270_module_init();
1295 else if (machine_is_exeda())
1296 em_x270_exeda_init();
1298 panic("Unsupported machine: %d\n", machine_arch_type
);
1300 em_x270_init_da9030();
1301 em_x270_init_dm9000();
1303 em_x270_init_nand();
1307 em_x270_init_ohci();
1308 em_x270_init_keypad();
1309 em_x270_init_gpio_keys();
1310 em_x270_init_ac97();
1313 em_x270_init_camera();
1314 em_x270_userspace_consumers_init();
1317 MACHINE_START(EM_X270
, "Compulab EM-X270")
1318 .boot_params
= 0xa0000100,
1319 .phys_io
= 0x40000000,
1320 .io_pg_offst
= (io_p2v(0x40000000) >> 18) & 0xfffc,
1321 .map_io
= pxa_map_io
,
1322 .init_irq
= pxa27x_init_irq
,
1323 .timer
= &pxa_timer
,
1324 .init_machine
= em_x270_init
,
1327 MACHINE_START(EXEDA
, "Compulab eXeda")
1328 .boot_params
= 0xa0000100,
1329 .phys_io
= 0x40000000,
1330 .io_pg_offst
= (io_p2v(0x40000000) >> 18) & 0xfffc,
1331 .map_io
= pxa_map_io
,
1332 .init_irq
= pxa27x_init_irq
,
1333 .timer
= &pxa_timer
,
1334 .init_machine
= em_x270_init
,