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/spi/pxa2xx_spi.h>
30 #include <linux/power_supply.h>
31 #include <linux/apm-emulation.h>
32 #include <linux/i2c.h>
33 #include <linux/platform_data/pca953x.h>
34 #include <linux/i2c/pxa-i2c.h>
35 #include <linux/regulator/userspace-consumer.h>
37 #include <media/soc_camera.h>
39 #include <asm/mach-types.h>
40 #include <asm/mach/arch.h>
42 #include <mach/pxa27x.h>
43 #include <mach/pxa27x-udc.h>
44 #include <mach/audio.h>
45 #include <linux/platform_data/video-pxafb.h>
46 #include <linux/platform_data/usb-ohci-pxa27x.h>
47 #include <linux/platform_data/mmc-pxamci.h>
48 #include <linux/platform_data/keypad-pxa27x.h>
49 #include <linux/platform_data/camera-pxa.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 PXA_GPIO_TO_IRQ(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
,
112 GPIOxx_LCD_TFT_16BPP
,
133 GPIO100_KP_MKIN_0
| WAKEUP_ON_LEVEL_HIGH
,
134 GPIO101_KP_MKIN_1
| WAKEUP_ON_LEVEL_HIGH
,
135 GPIO102_KP_MKIN_2
| WAKEUP_ON_LEVEL_HIGH
,
136 GPIO34_KP_MKIN_3
| WAKEUP_ON_LEVEL_HIGH
,
137 GPIO39_KP_MKIN_4
| WAKEUP_ON_LEVEL_HIGH
,
138 GPIO99_KP_MKIN_5
| WAKEUP_ON_LEVEL_HIGH
,
139 GPIO91_KP_MKIN_6
| WAKEUP_ON_LEVEL_HIGH
,
140 GPIO36_KP_MKIN_7
| WAKEUP_ON_LEVEL_HIGH
,
157 GPIO19_GPIO
, /* SSP2 clock is used as GPIO for Libertas pin-strap */
162 /* SDRAM and local bus */
171 GPIO1_GPIO
| WAKEUP_ON_EDGE_BOTH
, /* sleep/resume button */
174 GPIO20_GPIO
| MFP_LPM_DRIVE_LOW
, /* GPRS_PWEN */
175 GPIO115_GPIO
| MFP_LPM_DRIVE_LOW
, /* WLAN_PWEN */
178 GPIO11_GPIO
| MFP_LPM_DRIVE_HIGH
, /* NAND CE# */
181 GPIO41_GPIO
, /* DM9000 interrupt */
184 static unsigned long em_x270_pin_config
[] = {
185 GPIO13_GPIO
, /* MMC card detect */
186 GPIO16_GPIO
, /* USB hub reset */
187 GPIO56_GPIO
, /* NAND Ready/Busy */
188 GPIO93_GPIO
| MFP_LPM_DRIVE_LOW
, /* Camera reset */
189 GPIO95_GPIO
, /* MMC Write protect */
192 static unsigned long exeda_pin_config
[] = {
193 GPIO10_GPIO
, /* USB hub reset */
194 GPIO20_GPIO
, /* NAND Ready/Busy */
195 GPIO38_GPIO
| MFP_LPM_DRIVE_LOW
, /* SD slot power */
196 GPIO95_GPIO
, /* touchpad IRQ */
197 GPIO114_GPIO
, /* MMC card detect */
200 #if defined(CONFIG_DM9000) || defined(CONFIG_DM9000_MODULE)
201 static struct resource em_x270_dm9000_resource
[] = {
203 .start
= PXA_CS2_PHYS
,
204 .end
= PXA_CS2_PHYS
+ 3,
205 .flags
= IORESOURCE_MEM
,
208 .start
= PXA_CS2_PHYS
+ 8,
209 .end
= PXA_CS2_PHYS
+ 8 + 0x3f,
210 .flags
= IORESOURCE_MEM
,
213 .start
= EM_X270_ETHIRQ
,
214 .end
= EM_X270_ETHIRQ
,
215 .flags
= IORESOURCE_IRQ
| IORESOURCE_IRQ_HIGHEDGE
,
219 static struct dm9000_plat_data em_x270_dm9000_platdata
= {
220 .flags
= DM9000_PLATF_NO_EEPROM
,
223 static struct platform_device em_x270_dm9000
= {
226 .num_resources
= ARRAY_SIZE(em_x270_dm9000_resource
),
227 .resource
= em_x270_dm9000_resource
,
229 .platform_data
= &em_x270_dm9000_platdata
,
233 static void __init
em_x270_init_dm9000(void)
235 em_x270_dm9000_platdata
.flags
|= dm9000_flags
;
236 platform_device_register(&em_x270_dm9000
);
239 static inline void em_x270_init_dm9000(void) {}
243 #if defined(CONFIG_RTC_DRV_V3020) || defined(CONFIG_RTC_DRV_V3020_MODULE)
244 static struct resource em_x270_v3020_resource
[] = {
246 .start
= PXA_CS4_PHYS
,
247 .end
= PXA_CS4_PHYS
+ 3,
248 .flags
= IORESOURCE_MEM
,
252 static struct v3020_platform_data em_x270_v3020_platdata
= {
256 static struct platform_device em_x270_rtc
= {
258 .num_resources
= ARRAY_SIZE(em_x270_v3020_resource
),
259 .resource
= em_x270_v3020_resource
,
262 .platform_data
= &em_x270_v3020_platdata
,
266 static void __init
em_x270_init_rtc(void)
268 platform_device_register(&em_x270_rtc
);
271 static inline void em_x270_init_rtc(void) {}
275 #if defined(CONFIG_MTD_NAND_PLATFORM) || defined(CONFIG_MTD_NAND_PLATFORM_MODULE)
276 static inline void nand_cs_on(void)
278 gpio_set_value(GPIO11_NAND_CS
, 0);
281 static void nand_cs_off(void)
285 gpio_set_value(GPIO11_NAND_CS
, 1);
288 /* hardware specific access to control-lines */
289 static void em_x270_nand_cmd_ctl(struct mtd_info
*mtd
, int dat
,
292 struct nand_chip
*this = mtd
->priv
;
293 unsigned long nandaddr
= (unsigned long)this->IO_ADDR_W
;
297 if (ctrl
& NAND_CTRL_CHANGE
) {
299 nandaddr
|= (1 << 3);
301 nandaddr
&= ~(1 << 3);
303 nandaddr
|= (1 << 2);
305 nandaddr
&= ~(1 << 2);
313 this->IO_ADDR_W
= (void __iomem
*)nandaddr
;
314 if (dat
!= NAND_CMD_NONE
)
315 writel(dat
, this->IO_ADDR_W
);
320 /* read device ready pin */
321 static int em_x270_nand_device_ready(struct mtd_info
*mtd
)
325 return gpio_get_value(nand_rb
);
328 static struct mtd_partition em_x270_partition_info
[] = {
336 .offset
= MTDPART_OFS_APPEND
,
337 .size
= MTDPART_SIZ_FULL
341 struct platform_nand_data em_x270_nand_platdata
= {
345 .nr_partitions
= ARRAY_SIZE(em_x270_partition_info
),
346 .partitions
= em_x270_partition_info
,
351 .dev_ready
= em_x270_nand_device_ready
,
353 .cmd_ctrl
= em_x270_nand_cmd_ctl
,
357 static struct resource em_x270_nand_resource
[] = {
359 .start
= PXA_CS1_PHYS
,
360 .end
= PXA_CS1_PHYS
+ 12,
361 .flags
= IORESOURCE_MEM
,
365 static struct platform_device em_x270_nand
= {
367 .num_resources
= ARRAY_SIZE(em_x270_nand_resource
),
368 .resource
= em_x270_nand_resource
,
371 .platform_data
= &em_x270_nand_platdata
,
375 static void __init
em_x270_init_nand(void)
379 err
= gpio_request(GPIO11_NAND_CS
, "NAND CS");
381 pr_warn("EM-X270: failed to request NAND CS gpio\n");
385 gpio_direction_output(GPIO11_NAND_CS
, 1);
387 err
= gpio_request(nand_rb
, "NAND R/B");
389 pr_warn("EM-X270: failed to request NAND R/B gpio\n");
390 gpio_free(GPIO11_NAND_CS
);
394 gpio_direction_input(nand_rb
);
396 platform_device_register(&em_x270_nand
);
399 static inline void em_x270_init_nand(void) {}
402 #if defined(CONFIG_MTD_PHYSMAP) || defined(CONFIG_MTD_PHYSMAP_MODULE)
403 static struct mtd_partition em_x270_nor_parts
[] = {
405 .name
= "Bootloader",
406 .offset
= 0x00000000,
408 .mask_flags
= MTD_WRITEABLE
/* force read-only */
410 .name
= "Environment",
411 .offset
= 0x00050000,
415 .offset
= 0x00060000,
417 .mask_flags
= MTD_WRITEABLE
/* force read-only */
419 .name
= "Splashscreen",
420 .offset
= 0x000b0000,
425 static struct physmap_flash_data em_x270_nor_data
[] = {
428 .parts
= em_x270_nor_parts
,
429 .nr_parts
= ARRAY_SIZE(em_x270_nor_parts
),
433 static struct resource em_x270_nor_flash_resource
= {
434 .start
= PXA_CS0_PHYS
,
435 .end
= PXA_CS0_PHYS
+ SZ_1M
- 1,
436 .flags
= IORESOURCE_MEM
,
439 static struct platform_device em_x270_physmap_flash
= {
440 .name
= "physmap-flash",
443 .resource
= &em_x270_nor_flash_resource
,
445 .platform_data
= &em_x270_nor_data
,
449 static void __init
em_x270_init_nor(void)
451 platform_device_register(&em_x270_physmap_flash
);
454 static inline void em_x270_init_nor(void) {}
457 /* PXA27x OHCI controller setup */
458 #if defined(CONFIG_USB_OHCI_HCD) || defined(CONFIG_USB_OHCI_HCD_MODULE)
459 static struct regulator
*em_x270_usb_ldo
;
461 static int em_x270_usb_hub_init(void)
465 em_x270_usb_ldo
= regulator_get(NULL
, "vcc usb");
466 if (IS_ERR(em_x270_usb_ldo
))
467 return PTR_ERR(em_x270_usb_ldo
);
469 err
= gpio_request(GPIO9_USB_VBUS_EN
, "vbus en");
471 goto err_free_usb_ldo
;
473 err
= gpio_request(usb_hub_reset
, "hub rst");
475 goto err_free_vbus_gpio
;
477 /* USB Hub power-on and reset */
478 gpio_direction_output(usb_hub_reset
, 1);
479 gpio_direction_output(GPIO9_USB_VBUS_EN
, 0);
480 err
= regulator_enable(em_x270_usb_ldo
);
482 goto err_free_rst_gpio
;
484 gpio_set_value(usb_hub_reset
, 0);
485 gpio_set_value(usb_hub_reset
, 1);
486 regulator_disable(em_x270_usb_ldo
);
487 err
= regulator_enable(em_x270_usb_ldo
);
489 goto err_free_rst_gpio
;
491 gpio_set_value(usb_hub_reset
, 0);
492 gpio_set_value(GPIO9_USB_VBUS_EN
, 1);
497 gpio_free(usb_hub_reset
);
499 gpio_free(GPIO9_USB_VBUS_EN
);
501 regulator_put(em_x270_usb_ldo
);
506 static int em_x270_ohci_init(struct device
*dev
)
510 /* we don't want to entirely disable USB if the HUB init failed */
511 err
= em_x270_usb_hub_init();
513 pr_err("USB Hub initialization failed: %d\n", err
);
515 /* enable port 2 transiever */
516 UP2OCR
= UP2OCR_HXS
| UP2OCR_HXOE
;
521 static void em_x270_ohci_exit(struct device
*dev
)
523 gpio_free(usb_hub_reset
);
524 gpio_free(GPIO9_USB_VBUS_EN
);
526 if (!IS_ERR(em_x270_usb_ldo
)) {
527 if (regulator_is_enabled(em_x270_usb_ldo
))
528 regulator_disable(em_x270_usb_ldo
);
530 regulator_put(em_x270_usb_ldo
);
534 static struct pxaohci_platform_data em_x270_ohci_platform_data
= {
535 .port_mode
= PMM_PERPORT_MODE
,
536 .flags
= ENABLE_PORT1
| ENABLE_PORT2
| POWER_CONTROL_LOW
,
537 .init
= em_x270_ohci_init
,
538 .exit
= em_x270_ohci_exit
,
541 static void __init
em_x270_init_ohci(void)
543 pxa_set_ohci_info(&em_x270_ohci_platform_data
);
546 static inline void em_x270_init_ohci(void) {}
549 /* MCI controller setup */
550 #if defined(CONFIG_MMC) || defined(CONFIG_MMC_MODULE)
551 static struct regulator
*em_x270_sdio_ldo
;
553 static int em_x270_mci_init(struct device
*dev
,
554 irq_handler_t em_x270_detect_int
,
559 em_x270_sdio_ldo
= regulator_get(dev
, "vcc sdio");
560 if (IS_ERR(em_x270_sdio_ldo
)) {
561 dev_err(dev
, "can't request SDIO power supply: %ld\n",
562 PTR_ERR(em_x270_sdio_ldo
));
563 return PTR_ERR(em_x270_sdio_ldo
);
566 err
= request_irq(gpio_to_irq(mmc_cd
), em_x270_detect_int
,
567 IRQF_TRIGGER_RISING
| IRQF_TRIGGER_FALLING
,
568 "MMC card detect", data
);
570 dev_err(dev
, "can't request MMC card detect IRQ: %d\n", err
);
574 if (machine_is_em_x270()) {
575 err
= gpio_request(GPIO95_MMC_WP
, "MMC WP");
577 dev_err(dev
, "can't request MMC write protect: %d\n",
581 gpio_direction_input(GPIO95_MMC_WP
);
583 err
= gpio_request(GPIO38_SD_PWEN
, "sdio power");
585 dev_err(dev
, "can't request MMC power control : %d\n",
589 gpio_direction_output(GPIO38_SD_PWEN
, 1);
595 free_irq(gpio_to_irq(mmc_cd
), data
);
597 regulator_put(em_x270_sdio_ldo
);
602 static int em_x270_mci_setpower(struct device
*dev
, unsigned int vdd
)
604 struct pxamci_platform_data
* p_d
= dev
->platform_data
;
606 if ((1 << vdd
) & p_d
->ocr_mask
) {
607 int vdd_uV
= (2000 + (vdd
- __ffs(MMC_VDD_20_21
)) * 100) * 1000;
609 regulator_set_voltage(em_x270_sdio_ldo
, vdd_uV
, vdd_uV
);
610 return regulator_enable(em_x270_sdio_ldo
);
612 regulator_disable(em_x270_sdio_ldo
);
617 static void em_x270_mci_exit(struct device
*dev
, void *data
)
619 free_irq(gpio_to_irq(mmc_cd
), data
);
620 regulator_put(em_x270_sdio_ldo
);
622 if (machine_is_em_x270())
623 gpio_free(GPIO95_MMC_WP
);
625 gpio_free(GPIO38_SD_PWEN
);
628 static int em_x270_mci_get_ro(struct device
*dev
)
630 return gpio_get_value(GPIO95_MMC_WP
);
633 static struct pxamci_platform_data em_x270_mci_platform_data
= {
634 .detect_delay_ms
= 250,
635 .ocr_mask
= MMC_VDD_20_21
|MMC_VDD_21_22
|MMC_VDD_22_23
|
636 MMC_VDD_24_25
|MMC_VDD_25_26
|MMC_VDD_26_27
|
637 MMC_VDD_27_28
|MMC_VDD_28_29
|MMC_VDD_29_30
|
638 MMC_VDD_30_31
|MMC_VDD_31_32
,
639 .init
= em_x270_mci_init
,
640 .setpower
= em_x270_mci_setpower
,
641 .exit
= em_x270_mci_exit
,
642 .gpio_card_detect
= -1,
647 static void __init
em_x270_init_mmc(void)
649 if (machine_is_em_x270())
650 em_x270_mci_platform_data
.get_ro
= em_x270_mci_get_ro
;
652 pxa_set_mci_info(&em_x270_mci_platform_data
);
655 static inline void em_x270_init_mmc(void) {}
659 #if defined(CONFIG_FB_PXA) || defined(CONFIG_FB_PXA_MODULE)
660 static struct pxafb_mode_info em_x270_lcd_modes
[] = {
689 static struct pxafb_mach_info em_x270_lcd
= {
690 .modes
= em_x270_lcd_modes
,
692 .lcd_conn
= LCD_COLOR_TFT_16BPP
,
695 static void __init
em_x270_init_lcd(void)
697 pxa_set_fb_info(NULL
, &em_x270_lcd
);
700 static inline void em_x270_init_lcd(void) {}
703 #if defined(CONFIG_SPI_PXA2XX) || defined(CONFIG_SPI_PXA2XX_MODULE)
704 static struct pxa2xx_spi_master em_x270_spi_info
= {
708 static struct pxa2xx_spi_chip em_x270_tdo24m_chip
= {
714 static struct tdo24m_platform_data em_x270_tdo24m_pdata
= {
718 static struct pxa2xx_spi_master em_x270_spi_2_info
= {
723 static struct pxa2xx_spi_chip em_x270_libertas_chip
= {
730 static unsigned long em_x270_libertas_pin_config
[] = {
738 static int em_x270_libertas_setup(struct spi_device
*spi
)
740 int err
= gpio_request(GPIO115_WLAN_PWEN
, "WLAN PWEN");
744 err
= gpio_request(GPIO19_WLAN_STRAP
, "WLAN STRAP");
748 if (machine_is_exeda()) {
749 err
= gpio_request(GPIO37_WLAN_RST
, "WLAN RST");
753 gpio_direction_output(GPIO37_WLAN_RST
, 1);
757 gpio_direction_output(GPIO19_WLAN_STRAP
, 1);
760 pxa2xx_mfp_config(ARRAY_AND_SIZE(em_x270_libertas_pin_config
));
762 gpio_direction_output(GPIO115_WLAN_PWEN
, 0);
764 gpio_set_value(GPIO115_WLAN_PWEN
, 1);
767 spi
->bits_per_word
= 16;
773 gpio_free(GPIO19_WLAN_STRAP
);
775 gpio_free(GPIO115_WLAN_PWEN
);
780 static int em_x270_libertas_teardown(struct spi_device
*spi
)
782 gpio_set_value(GPIO115_WLAN_PWEN
, 0);
783 gpio_free(GPIO115_WLAN_PWEN
);
784 gpio_free(GPIO19_WLAN_STRAP
);
786 if (machine_is_exeda()) {
787 gpio_set_value(GPIO37_WLAN_RST
, 0);
788 gpio_free(GPIO37_WLAN_RST
);
794 struct libertas_spi_platform_data em_x270_libertas_pdata
= {
795 .use_dummy_writes
= 1,
796 .setup
= em_x270_libertas_setup
,
797 .teardown
= em_x270_libertas_teardown
,
800 static struct spi_board_info em_x270_spi_devices
[] __initdata
= {
802 .modalias
= "tdo24m",
803 .max_speed_hz
= 1000000,
806 .controller_data
= &em_x270_tdo24m_chip
,
807 .platform_data
= &em_x270_tdo24m_pdata
,
810 .modalias
= "libertas_spi",
811 .max_speed_hz
= 13000000,
813 .irq
= PXA_GPIO_TO_IRQ(116),
815 .controller_data
= &em_x270_libertas_chip
,
816 .platform_data
= &em_x270_libertas_pdata
,
820 static void __init
em_x270_init_spi(void)
822 pxa2xx_set_spi_info(1, &em_x270_spi_info
);
823 pxa2xx_set_spi_info(2, &em_x270_spi_2_info
);
824 spi_register_board_info(ARRAY_AND_SIZE(em_x270_spi_devices
));
827 static inline void em_x270_init_spi(void) {}
830 #if defined(CONFIG_SND_PXA2XX_LIB_AC97)
831 static pxa2xx_audio_ops_t em_x270_ac97_info
= {
835 static void __init
em_x270_init_ac97(void)
837 pxa_set_ac97_info(&em_x270_ac97_info
);
840 static inline void em_x270_init_ac97(void) {}
843 #if defined(CONFIG_KEYBOARD_PXA27x) || defined(CONFIG_KEYBOARD_PXA27x_MODULE)
844 static const unsigned int em_x270_module_matrix_keys
[] = {
845 KEY(0, 0, KEY_A
), KEY(1, 0, KEY_UP
), KEY(2, 1, KEY_B
),
846 KEY(0, 2, KEY_LEFT
), KEY(1, 1, KEY_ENTER
), KEY(2, 0, KEY_RIGHT
),
847 KEY(0, 1, KEY_C
), KEY(1, 2, KEY_DOWN
), KEY(2, 2, KEY_D
),
850 static struct matrix_keymap_data em_x270_matrix_keymap_data
= {
851 .keymap
= em_x270_module_matrix_keys
,
852 .keymap_size
= ARRAY_SIZE(em_x270_module_matrix_keys
),
855 struct pxa27x_keypad_platform_data em_x270_module_keypad_info
= {
856 /* code map for the matrix keys */
857 .matrix_key_rows
= 3,
858 .matrix_key_cols
= 3,
859 .matrix_keymap_data
= &em_x270_matrix_keymap_data
,
862 static const unsigned int em_x270_exeda_matrix_keys
[] = {
863 KEY(0, 0, KEY_RIGHTSHIFT
), KEY(0, 1, KEY_RIGHTCTRL
),
864 KEY(0, 2, KEY_RIGHTALT
), KEY(0, 3, KEY_SPACE
),
865 KEY(0, 4, KEY_LEFTALT
), KEY(0, 5, KEY_LEFTCTRL
),
866 KEY(0, 6, KEY_ENTER
), KEY(0, 7, KEY_SLASH
),
868 KEY(1, 0, KEY_DOT
), KEY(1, 1, KEY_M
),
869 KEY(1, 2, KEY_N
), KEY(1, 3, KEY_B
),
870 KEY(1, 4, KEY_V
), KEY(1, 5, KEY_C
),
871 KEY(1, 6, KEY_X
), KEY(1, 7, KEY_Z
),
873 KEY(2, 0, KEY_LEFTSHIFT
), KEY(2, 1, KEY_SEMICOLON
),
874 KEY(2, 2, KEY_L
), KEY(2, 3, KEY_K
),
875 KEY(2, 4, KEY_J
), KEY(2, 5, KEY_H
),
876 KEY(2, 6, KEY_G
), KEY(2, 7, KEY_F
),
878 KEY(3, 0, KEY_D
), KEY(3, 1, KEY_S
),
879 KEY(3, 2, KEY_A
), KEY(3, 3, KEY_TAB
),
880 KEY(3, 4, KEY_BACKSPACE
), KEY(3, 5, KEY_P
),
881 KEY(3, 6, KEY_O
), KEY(3, 7, KEY_I
),
883 KEY(4, 0, KEY_U
), KEY(4, 1, KEY_Y
),
884 KEY(4, 2, KEY_T
), KEY(4, 3, KEY_R
),
885 KEY(4, 4, KEY_E
), KEY(4, 5, KEY_W
),
886 KEY(4, 6, KEY_Q
), KEY(4, 7, KEY_MINUS
),
888 KEY(5, 0, KEY_0
), KEY(5, 1, KEY_9
),
889 KEY(5, 2, KEY_8
), KEY(5, 3, KEY_7
),
890 KEY(5, 4, KEY_6
), KEY(5, 5, KEY_5
),
891 KEY(5, 6, KEY_4
), KEY(5, 7, KEY_3
),
893 KEY(6, 0, KEY_2
), KEY(6, 1, KEY_1
),
894 KEY(6, 2, KEY_ENTER
), KEY(6, 3, KEY_END
),
895 KEY(6, 4, KEY_DOWN
), KEY(6, 5, KEY_UP
),
896 KEY(6, 6, KEY_MENU
), KEY(6, 7, KEY_F1
),
898 KEY(7, 0, KEY_LEFT
), KEY(7, 1, KEY_RIGHT
),
899 KEY(7, 2, KEY_BACK
), KEY(7, 3, KEY_HOME
),
900 KEY(7, 4, 0), KEY(7, 5, 0),
901 KEY(7, 6, 0), KEY(7, 7, 0),
904 static struct matrix_keymap_data em_x270_exeda_matrix_keymap_data
= {
905 .keymap
= em_x270_exeda_matrix_keys
,
906 .keymap_size
= ARRAY_SIZE(em_x270_exeda_matrix_keys
),
909 struct pxa27x_keypad_platform_data em_x270_exeda_keypad_info
= {
910 /* code map for the matrix keys */
911 .matrix_key_rows
= 8,
912 .matrix_key_cols
= 8,
913 .matrix_keymap_data
= &em_x270_exeda_matrix_keymap_data
,
916 static void __init
em_x270_init_keypad(void)
918 if (machine_is_em_x270())
919 pxa_set_keypad_info(&em_x270_module_keypad_info
);
921 pxa_set_keypad_info(&em_x270_exeda_keypad_info
);
924 static inline void em_x270_init_keypad(void) {}
927 #if defined(CONFIG_KEYBOARD_GPIO) || defined(CONFIG_KEYBOARD_GPIO_MODULE)
928 static struct gpio_keys_button gpio_keys_button
[] = {
930 .desc
= "sleep/wakeup",
938 static struct gpio_keys_platform_data em_x270_gpio_keys_data
= {
939 .buttons
= gpio_keys_button
,
943 static struct platform_device em_x270_gpio_keys
= {
947 .platform_data
= &em_x270_gpio_keys_data
,
951 static void __init
em_x270_init_gpio_keys(void)
953 platform_device_register(&em_x270_gpio_keys
);
956 static inline void em_x270_init_gpio_keys(void) {}
959 /* Quick Capture Interface and sensor setup */
960 #if defined(CONFIG_VIDEO_PXA27x) || defined(CONFIG_VIDEO_PXA27x_MODULE)
961 static struct regulator
*em_x270_camera_ldo
;
963 static int em_x270_sensor_init(void)
967 ret
= gpio_request(cam_reset
, "camera reset");
971 gpio_direction_output(cam_reset
, 0);
973 em_x270_camera_ldo
= regulator_get(NULL
, "vcc cam");
974 if (em_x270_camera_ldo
== NULL
) {
975 gpio_free(cam_reset
);
979 ret
= regulator_enable(em_x270_camera_ldo
);
981 regulator_put(em_x270_camera_ldo
);
982 gpio_free(cam_reset
);
986 gpio_set_value(cam_reset
, 1);
991 struct pxacamera_platform_data em_x270_camera_platform_data
= {
992 .flags
= PXA_CAMERA_MASTER
| PXA_CAMERA_DATAWIDTH_8
|
993 PXA_CAMERA_PCLK_EN
| PXA_CAMERA_MCLK_EN
,
997 static int em_x270_sensor_power(struct device
*dev
, int on
)
1000 int is_on
= regulator_is_enabled(em_x270_camera_ldo
);
1005 gpio_set_value(cam_reset
, !on
);
1008 ret
= regulator_enable(em_x270_camera_ldo
);
1010 ret
= regulator_disable(em_x270_camera_ldo
);
1015 gpio_set_value(cam_reset
, on
);
1020 static struct i2c_board_info em_x270_i2c_cam_info
[] = {
1022 I2C_BOARD_INFO("mt9m111", 0x48),
1026 static struct soc_camera_link iclink
= {
1028 .power
= em_x270_sensor_power
,
1029 .board_info
= &em_x270_i2c_cam_info
[0],
1030 .i2c_adapter_id
= 0,
1033 static struct platform_device em_x270_camera
= {
1034 .name
= "soc-camera-pdrv",
1037 .platform_data
= &iclink
,
1041 static void __init
em_x270_init_camera(void)
1043 if (em_x270_sensor_init() == 0) {
1044 pxa_set_camera_info(&em_x270_camera_platform_data
);
1045 platform_device_register(&em_x270_camera
);
1049 static inline void em_x270_init_camera(void) {}
1052 static struct regulator_bulk_data em_x270_gps_consumer_supply
= {
1053 .supply
= "vcc gps",
1056 static struct regulator_userspace_consumer_data em_x270_gps_consumer_data
= {
1059 .supplies
= &em_x270_gps_consumer_supply
,
1062 static struct platform_device em_x270_gps_userspace_consumer
= {
1063 .name
= "reg-userspace-consumer",
1066 .platform_data
= &em_x270_gps_consumer_data
,
1070 static struct regulator_bulk_data em_x270_gprs_consumer_supply
= {
1071 .supply
= "vcc gprs",
1074 static struct regulator_userspace_consumer_data em_x270_gprs_consumer_data
= {
1077 .supplies
= &em_x270_gprs_consumer_supply
1080 static struct platform_device em_x270_gprs_userspace_consumer
= {
1081 .name
= "reg-userspace-consumer",
1084 .platform_data
= &em_x270_gprs_consumer_data
,
1088 static struct platform_device
*em_x270_userspace_consumers
[] = {
1089 &em_x270_gps_userspace_consumer
,
1090 &em_x270_gprs_userspace_consumer
,
1093 static void __init
em_x270_userspace_consumers_init(void)
1095 platform_add_devices(ARRAY_AND_SIZE(em_x270_userspace_consumers
));
1098 /* DA9030 related initializations */
1099 #define REGULATOR_CONSUMER(_name, _dev_name, _supply) \
1100 static struct regulator_consumer_supply _name##_consumers[] = { \
1101 REGULATOR_SUPPLY(_supply, _dev_name), \
1104 REGULATOR_CONSUMER(ldo3
, "reg-userspace-consumer.0", "vcc gps");
1105 REGULATOR_CONSUMER(ldo5
, NULL
, "vcc cam");
1106 REGULATOR_CONSUMER(ldo10
, "pxa2xx-mci", "vcc sdio");
1107 REGULATOR_CONSUMER(ldo12
, NULL
, "vcc usb");
1108 REGULATOR_CONSUMER(ldo19
, "reg-userspace-consumer.1", "vcc gprs");
1109 REGULATOR_CONSUMER(buck2
, NULL
, "vcc_core");
1111 #define REGULATOR_INIT(_ldo, _min_uV, _max_uV, _ops_mask) \
1112 static struct regulator_init_data _ldo##_data = { \
1114 .min_uV = _min_uV, \
1115 .max_uV = _max_uV, \
1119 .valid_ops_mask = _ops_mask, \
1122 .num_consumer_supplies = ARRAY_SIZE(_ldo##_consumers), \
1123 .consumer_supplies = _ldo##_consumers, \
1126 REGULATOR_INIT(ldo3
, 3200000, 3200000, REGULATOR_CHANGE_STATUS
);
1127 REGULATOR_INIT(ldo5
, 3000000, 3000000, REGULATOR_CHANGE_STATUS
);
1128 REGULATOR_INIT(ldo10
, 2000000, 3200000,
1129 REGULATOR_CHANGE_STATUS
| REGULATOR_CHANGE_VOLTAGE
);
1130 REGULATOR_INIT(ldo12
, 3000000, 3000000, REGULATOR_CHANGE_STATUS
);
1131 REGULATOR_INIT(ldo19
, 3200000, 3200000, REGULATOR_CHANGE_STATUS
);
1132 REGULATOR_INIT(buck2
, 1000000, 1650000, REGULATOR_CHANGE_VOLTAGE
);
1134 struct led_info em_x270_led_info
= {
1135 .name
= "em-x270:orange",
1136 .default_trigger
= "battery-charging-or-full",
1139 struct power_supply_info em_x270_psy_info
= {
1141 .technology
= POWER_SUPPLY_TECHNOLOGY_LIPO
,
1142 .voltage_max_design
= 4200000,
1143 .voltage_min_design
= 3000000,
1147 static void em_x270_battery_low(void)
1149 #if defined(CONFIG_APM_EMULATION)
1150 apm_queue_event(APM_LOW_BATTERY
);
1154 static void em_x270_battery_critical(void)
1156 #if defined(CONFIG_APM_EMULATION)
1157 apm_queue_event(APM_CRITICAL_SUSPEND
);
1161 struct da9030_battery_info em_x270_batterty_info
= {
1162 .battery_info
= &em_x270_psy_info
,
1164 .charge_milliamp
= 1000,
1165 .charge_millivolt
= 4200,
1169 .vbat_charge_start
= 4100,
1170 .vbat_charge_stop
= 4200,
1171 .vbat_charge_restart
= 4000,
1173 .vcharge_min
= 3200,
1174 .vcharge_max
= 5500,
1178 .tbat_restart
= 100,
1180 .batmon_interval
= 0,
1182 .battery_low
= em_x270_battery_low
,
1183 .battery_critical
= em_x270_battery_critical
,
1186 #define DA9030_SUBDEV(_name, _id, _pdata) \
1188 .name = "da903x-" #_name, \
1189 .id = DA9030_ID_##_id, \
1190 .platform_data = _pdata, \
1193 #define DA9030_LDO(num) DA9030_SUBDEV(regulator, LDO##num, &ldo##num##_data)
1195 struct da903x_subdev_info em_x270_da9030_subdevs
[] = {
1202 DA9030_SUBDEV(regulator
, BUCK2
, &buck2_data
),
1204 DA9030_SUBDEV(led
, LED_PC
, &em_x270_led_info
),
1205 DA9030_SUBDEV(backlight
, WLED
, &em_x270_led_info
),
1206 DA9030_SUBDEV(battery
, BAT
, &em_x270_batterty_info
),
1209 static struct da903x_platform_data em_x270_da9030_info
= {
1210 .num_subdevs
= ARRAY_SIZE(em_x270_da9030_subdevs
),
1211 .subdevs
= em_x270_da9030_subdevs
,
1214 static struct i2c_board_info em_x270_i2c_pmic_info
= {
1215 I2C_BOARD_INFO("da9030", 0x49),
1216 .irq
= PXA_GPIO_TO_IRQ(0),
1217 .platform_data
= &em_x270_da9030_info
,
1220 static struct i2c_pxa_platform_data em_x270_pwr_i2c_info
= {
1224 static void __init
em_x270_init_da9030(void)
1226 pxa27x_set_i2c_power_info(&em_x270_pwr_i2c_info
);
1227 i2c_register_board_info(1, &em_x270_i2c_pmic_info
, 1);
1230 static struct pca953x_platform_data exeda_gpio_ext_pdata
= {
1234 static struct i2c_board_info exeda_i2c_info
[] = {
1236 I2C_BOARD_INFO("pca9555", 0x21),
1237 .platform_data
= &exeda_gpio_ext_pdata
,
1241 static struct i2c_pxa_platform_data em_x270_i2c_info
= {
1245 static void __init
em_x270_init_i2c(void)
1247 pxa_set_i2c_info(&em_x270_i2c_info
);
1249 if (machine_is_exeda())
1250 i2c_register_board_info(0, ARRAY_AND_SIZE(exeda_i2c_info
));
1253 static void __init
em_x270_module_init(void)
1255 pxa2xx_mfp_config(ARRAY_AND_SIZE(em_x270_pin_config
));
1257 mmc_cd
= GPIO13_MMC_CD
;
1258 nand_rb
= GPIO56_NAND_RB
;
1259 dm9000_flags
= DM9000_PLATF_32BITONLY
;
1260 cam_reset
= GPIO93_CAM_RESET
;
1261 usb_hub_reset
= GPIO16_USB_HUB_RESET
;
1264 static void __init
em_x270_exeda_init(void)
1266 pxa2xx_mfp_config(ARRAY_AND_SIZE(exeda_pin_config
));
1268 mmc_cd
= GPIO114_MMC_CD
;
1269 nand_rb
= GPIO20_NAND_RB
;
1270 dm9000_flags
= DM9000_PLATF_16BITONLY
;
1271 cam_reset
= GPIO130_CAM_RESET
;
1272 usb_hub_reset
= GPIO10_USB_HUB_RESET
;
1275 static void __init
em_x270_init(void)
1277 pxa2xx_mfp_config(ARRAY_AND_SIZE(common_pin_config
));
1279 pxa_set_ffuart_info(NULL
);
1280 pxa_set_btuart_info(NULL
);
1281 pxa_set_stuart_info(NULL
);
1284 pxa27x_set_pwrmode(PWRMODE_DEEPSLEEP
);
1287 if (machine_is_em_x270())
1288 em_x270_module_init();
1289 else if (machine_is_exeda())
1290 em_x270_exeda_init();
1292 panic("Unsupported machine: %d\n", machine_arch_type
);
1294 em_x270_init_da9030();
1295 em_x270_init_dm9000();
1297 em_x270_init_nand();
1301 em_x270_init_ohci();
1302 em_x270_init_keypad();
1303 em_x270_init_gpio_keys();
1304 em_x270_init_ac97();
1307 em_x270_init_camera();
1308 em_x270_userspace_consumers_init();
1311 MACHINE_START(EM_X270
, "Compulab EM-X270")
1312 .atag_offset
= 0x100,
1313 .map_io
= pxa27x_map_io
,
1314 .nr_irqs
= PXA_NR_IRQS
,
1315 .init_irq
= pxa27x_init_irq
,
1316 .handle_irq
= pxa27x_handle_irq
,
1317 .init_time
= pxa_timer_init
,
1318 .init_machine
= em_x270_init
,
1319 .restart
= pxa_restart
,
1322 MACHINE_START(EXEDA
, "Compulab eXeda")
1323 .atag_offset
= 0x100,
1324 .map_io
= pxa27x_map_io
,
1325 .nr_irqs
= PXA_NR_IRQS
,
1326 .init_irq
= pxa27x_init_irq
,
1327 .handle_irq
= pxa27x_handle_irq
,
1328 .init_time
= pxa_timer_init
,
1329 .init_machine
= em_x270_init
,
1330 .restart
= pxa_restart
,