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/platform_data/rtc-v3020.h>
18 #include <linux/mtd/platnand.h>
19 #include <linux/mtd/physmap.h>
20 #include <linux/input.h>
21 #include <linux/gpio_keys.h>
22 #include <linux/gpio.h>
23 #include <linux/mfd/da903x.h>
24 #include <linux/regulator/machine.h>
25 #include <linux/regulator/fixed.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/platform_data/i2c-pxa.h>
35 #include <linux/regulator/userspace-consumer.h>
37 #include <asm/mach-types.h>
38 #include <asm/mach/arch.h>
41 #include "pxa27x-udc.h"
42 #include <mach/audio.h>
43 #include <linux/platform_data/video-pxafb.h>
44 #include <linux/platform_data/usb-ohci-pxa27x.h>
45 #include <linux/platform_data/mmc-pxamci.h>
46 #include <linux/platform_data/keypad-pxa27x.h>
47 #include <linux/platform_data/media/camera-pxa.h>
52 /* EM-X270 specific GPIOs */
53 #define GPIO13_MMC_CD (13)
54 #define GPIO95_MMC_WP (95)
55 #define GPIO56_NAND_RB (56)
56 #define GPIO93_CAM_RESET (93)
57 #define GPIO16_USB_HUB_RESET (16)
59 /* eXeda specific GPIOs */
60 #define GPIO114_MMC_CD (114)
61 #define GPIO20_NAND_RB (20)
62 #define GPIO38_SD_PWEN (38)
63 #define GPIO37_WLAN_RST (37)
64 #define GPIO95_TOUCHPAD_INT (95)
65 #define GPIO130_CAM_RESET (130)
66 #define GPIO10_USB_HUB_RESET (10)
69 #define GPIO11_NAND_CS (11)
70 #define GPIO41_ETHIRQ (41)
71 #define EM_X270_ETHIRQ PXA_GPIO_TO_IRQ(GPIO41_ETHIRQ)
72 #define GPIO115_WLAN_PWEN (115)
73 #define GPIO19_WLAN_STRAP (19)
74 #define GPIO9_USB_VBUS_EN (9)
78 static int dm9000_flags;
80 static int usb_hub_reset;
82 static unsigned long common_pin_config[] = {
85 GPIO29_AC97_SDATA_IN_0,
86 GPIO30_AC97_SDATA_OUT,
110 GPIOxx_LCD_TFT_16BPP,
131 GPIO100_KP_MKIN_0 | WAKEUP_ON_LEVEL_HIGH,
132 GPIO101_KP_MKIN_1 | WAKEUP_ON_LEVEL_HIGH,
133 GPIO102_KP_MKIN_2 | WAKEUP_ON_LEVEL_HIGH,
134 GPIO34_KP_MKIN_3 | WAKEUP_ON_LEVEL_HIGH,
135 GPIO39_KP_MKIN_4 | WAKEUP_ON_LEVEL_HIGH,
136 GPIO99_KP_MKIN_5 | WAKEUP_ON_LEVEL_HIGH,
137 GPIO91_KP_MKIN_6 | WAKEUP_ON_LEVEL_HIGH,
138 GPIO36_KP_MKIN_7 | WAKEUP_ON_LEVEL_HIGH,
155 GPIO19_GPIO, /* SSP2 clock is used as GPIO for Libertas pin-strap */
160 /* SDRAM and local bus */
169 GPIO1_GPIO | WAKEUP_ON_EDGE_BOTH, /* sleep/resume button */
172 GPIO20_GPIO | MFP_LPM_DRIVE_LOW, /* GPRS_PWEN */
173 GPIO115_GPIO | MFP_LPM_DRIVE_LOW, /* WLAN_PWEN */
176 GPIO11_GPIO | MFP_LPM_DRIVE_HIGH, /* NAND CE# */
179 GPIO41_GPIO, /* DM9000 interrupt */
182 static unsigned long em_x270_pin_config[] = {
183 GPIO13_GPIO, /* MMC card detect */
184 GPIO16_GPIO, /* USB hub reset */
185 GPIO56_GPIO, /* NAND Ready/Busy */
186 GPIO93_GPIO | MFP_LPM_DRIVE_LOW, /* Camera reset */
187 GPIO95_GPIO, /* MMC Write protect */
190 static unsigned long exeda_pin_config[] = {
191 GPIO10_GPIO, /* USB hub reset */
192 GPIO20_GPIO, /* NAND Ready/Busy */
193 GPIO38_GPIO | MFP_LPM_DRIVE_LOW, /* SD slot power */
194 GPIO95_GPIO, /* touchpad IRQ */
195 GPIO114_GPIO, /* MMC card detect */
198 #if defined(CONFIG_DM9000) || defined(CONFIG_DM9000_MODULE)
199 static struct resource em_x270_dm9000_resource[] = {
201 .start = PXA_CS2_PHYS,
202 .end = PXA_CS2_PHYS + 3,
203 .flags = IORESOURCE_MEM,
206 .start = PXA_CS2_PHYS + 8,
207 .end = PXA_CS2_PHYS + 8 + 0x3f,
208 .flags = IORESOURCE_MEM,
211 .start = EM_X270_ETHIRQ,
212 .end = EM_X270_ETHIRQ,
213 .flags = IORESOURCE_IRQ | IORESOURCE_IRQ_HIGHEDGE,
217 static struct dm9000_plat_data em_x270_dm9000_platdata = {
218 .flags = DM9000_PLATF_NO_EEPROM,
221 static struct platform_device em_x270_dm9000 = {
224 .num_resources = ARRAY_SIZE(em_x270_dm9000_resource),
225 .resource = em_x270_dm9000_resource,
227 .platform_data = &em_x270_dm9000_platdata,
231 static void __init em_x270_init_dm9000(void)
233 em_x270_dm9000_platdata.flags |= dm9000_flags;
234 platform_device_register(&em_x270_dm9000);
237 static inline void em_x270_init_dm9000(void) {}
241 #if defined(CONFIG_RTC_DRV_V3020) || defined(CONFIG_RTC_DRV_V3020_MODULE)
242 static struct resource em_x270_v3020_resource[] = {
244 .start = PXA_CS4_PHYS,
245 .end = PXA_CS4_PHYS + 3,
246 .flags = IORESOURCE_MEM,
250 static struct v3020_platform_data em_x270_v3020_platdata = {
254 static struct platform_device em_x270_rtc = {
256 .num_resources = ARRAY_SIZE(em_x270_v3020_resource),
257 .resource = em_x270_v3020_resource,
260 .platform_data = &em_x270_v3020_platdata,
264 static void __init em_x270_init_rtc(void)
266 platform_device_register(&em_x270_rtc);
269 static inline void em_x270_init_rtc(void) {}
273 #if defined(CONFIG_MTD_NAND_PLATFORM) || defined(CONFIG_MTD_NAND_PLATFORM_MODULE)
274 static inline void nand_cs_on(void)
276 gpio_set_value(GPIO11_NAND_CS, 0);
279 static void nand_cs_off(void)
283 gpio_set_value(GPIO11_NAND_CS, 1);
286 /* hardware specific access to control-lines */
287 static void em_x270_nand_cmd_ctl(struct nand_chip *this, int dat,
290 unsigned long nandaddr = (unsigned long)this->legacy.IO_ADDR_W;
294 if (ctrl & NAND_CTRL_CHANGE) {
296 nandaddr |= (1 << 3);
298 nandaddr &= ~(1 << 3);
300 nandaddr |= (1 << 2);
302 nandaddr &= ~(1 << 2);
310 this->legacy.IO_ADDR_W = (void __iomem *)nandaddr;
311 if (dat != NAND_CMD_NONE)
312 writel(dat, this->legacy.IO_ADDR_W);
317 /* read device ready pin */
318 static int em_x270_nand_device_ready(struct nand_chip *this)
322 return gpio_get_value(nand_rb);
325 static struct mtd_partition em_x270_partition_info[] = {
333 .offset = MTDPART_OFS_APPEND,
334 .size = MTDPART_SIZ_FULL
338 struct platform_nand_data em_x270_nand_platdata = {
342 .nr_partitions = ARRAY_SIZE(em_x270_partition_info),
343 .partitions = em_x270_partition_info,
347 .dev_ready = em_x270_nand_device_ready,
349 .cmd_ctrl = em_x270_nand_cmd_ctl,
353 static struct resource em_x270_nand_resource[] = {
355 .start = PXA_CS1_PHYS,
356 .end = PXA_CS1_PHYS + 12,
357 .flags = IORESOURCE_MEM,
361 static struct platform_device em_x270_nand = {
363 .num_resources = ARRAY_SIZE(em_x270_nand_resource),
364 .resource = em_x270_nand_resource,
367 .platform_data = &em_x270_nand_platdata,
371 static void __init em_x270_init_nand(void)
375 err = gpio_request(GPIO11_NAND_CS, "NAND CS");
377 pr_warn("EM-X270: failed to request NAND CS gpio\n");
381 gpio_direction_output(GPIO11_NAND_CS, 1);
383 err = gpio_request(nand_rb, "NAND R/B");
385 pr_warn("EM-X270: failed to request NAND R/B gpio\n");
386 gpio_free(GPIO11_NAND_CS);
390 gpio_direction_input(nand_rb);
392 platform_device_register(&em_x270_nand);
395 static inline void em_x270_init_nand(void) {}
398 #if defined(CONFIG_MTD_PHYSMAP) || defined(CONFIG_MTD_PHYSMAP_MODULE)
399 static struct mtd_partition em_x270_nor_parts[] = {
401 .name = "Bootloader",
402 .offset = 0x00000000,
404 .mask_flags = MTD_WRITEABLE /* force read-only */
406 .name = "Environment",
407 .offset = 0x00050000,
411 .offset = 0x00060000,
413 .mask_flags = MTD_WRITEABLE /* force read-only */
415 .name = "Splashscreen",
416 .offset = 0x000b0000,
421 static struct physmap_flash_data em_x270_nor_data[] = {
424 .parts = em_x270_nor_parts,
425 .nr_parts = ARRAY_SIZE(em_x270_nor_parts),
429 static struct resource em_x270_nor_flash_resource = {
430 .start = PXA_CS0_PHYS,
431 .end = PXA_CS0_PHYS + SZ_1M - 1,
432 .flags = IORESOURCE_MEM,
435 static struct platform_device em_x270_physmap_flash = {
436 .name = "physmap-flash",
439 .resource = &em_x270_nor_flash_resource,
441 .platform_data = &em_x270_nor_data,
445 static void __init em_x270_init_nor(void)
447 platform_device_register(&em_x270_physmap_flash);
450 static inline void em_x270_init_nor(void) {}
453 /* PXA27x OHCI controller setup */
454 #if defined(CONFIG_USB_OHCI_HCD) || defined(CONFIG_USB_OHCI_HCD_MODULE)
455 static struct regulator *em_x270_usb_ldo;
457 static int em_x270_usb_hub_init(void)
461 em_x270_usb_ldo = regulator_get(NULL, "vcc usb");
462 if (IS_ERR(em_x270_usb_ldo))
463 return PTR_ERR(em_x270_usb_ldo);
465 err = gpio_request(GPIO9_USB_VBUS_EN, "vbus en");
467 goto err_free_usb_ldo;
469 err = gpio_request(usb_hub_reset, "hub rst");
471 goto err_free_vbus_gpio;
473 /* USB Hub power-on and reset */
474 gpio_direction_output(usb_hub_reset, 1);
475 gpio_direction_output(GPIO9_USB_VBUS_EN, 0);
476 err = regulator_enable(em_x270_usb_ldo);
478 goto err_free_rst_gpio;
480 gpio_set_value(usb_hub_reset, 0);
481 gpio_set_value(usb_hub_reset, 1);
482 regulator_disable(em_x270_usb_ldo);
483 err = regulator_enable(em_x270_usb_ldo);
485 goto err_free_rst_gpio;
487 gpio_set_value(usb_hub_reset, 0);
488 gpio_set_value(GPIO9_USB_VBUS_EN, 1);
493 gpio_free(usb_hub_reset);
495 gpio_free(GPIO9_USB_VBUS_EN);
497 regulator_put(em_x270_usb_ldo);
502 static int em_x270_ohci_init(struct device *dev)
506 /* we don't want to entirely disable USB if the HUB init failed */
507 err = em_x270_usb_hub_init();
509 pr_err("USB Hub initialization failed: %d\n", err);
511 /* enable port 2 transiever */
512 UP2OCR = UP2OCR_HXS | UP2OCR_HXOE;
517 static void em_x270_ohci_exit(struct device *dev)
519 gpio_free(usb_hub_reset);
520 gpio_free(GPIO9_USB_VBUS_EN);
522 if (!IS_ERR(em_x270_usb_ldo)) {
523 if (regulator_is_enabled(em_x270_usb_ldo))
524 regulator_disable(em_x270_usb_ldo);
526 regulator_put(em_x270_usb_ldo);
530 static struct pxaohci_platform_data em_x270_ohci_platform_data = {
531 .port_mode = PMM_PERPORT_MODE,
532 .flags = ENABLE_PORT1 | ENABLE_PORT2 | POWER_CONTROL_LOW,
533 .init = em_x270_ohci_init,
534 .exit = em_x270_ohci_exit,
537 static void __init em_x270_init_ohci(void)
539 pxa_set_ohci_info(&em_x270_ohci_platform_data);
542 static inline void em_x270_init_ohci(void) {}
545 /* MCI controller setup */
546 #if defined(CONFIG_MMC) || defined(CONFIG_MMC_MODULE)
547 static struct regulator *em_x270_sdio_ldo;
549 static int em_x270_mci_init(struct device *dev,
550 irq_handler_t em_x270_detect_int,
555 em_x270_sdio_ldo = regulator_get(dev, "vcc sdio");
556 if (IS_ERR(em_x270_sdio_ldo)) {
557 dev_err(dev, "can't request SDIO power supply: %ld\n",
558 PTR_ERR(em_x270_sdio_ldo));
559 return PTR_ERR(em_x270_sdio_ldo);
562 err = request_irq(gpio_to_irq(mmc_cd), em_x270_detect_int,
563 IRQF_TRIGGER_RISING | IRQF_TRIGGER_FALLING,
564 "MMC card detect", data);
566 dev_err(dev, "can't request MMC card detect IRQ: %d\n", err);
570 if (machine_is_em_x270()) {
571 err = gpio_request(GPIO95_MMC_WP, "MMC WP");
573 dev_err(dev, "can't request MMC write protect: %d\n",
577 gpio_direction_input(GPIO95_MMC_WP);
579 err = gpio_request(GPIO38_SD_PWEN, "sdio power");
581 dev_err(dev, "can't request MMC power control : %d\n",
585 gpio_direction_output(GPIO38_SD_PWEN, 1);
591 free_irq(gpio_to_irq(mmc_cd), data);
593 regulator_put(em_x270_sdio_ldo);
598 static int em_x270_mci_setpower(struct device *dev, unsigned int vdd)
600 struct pxamci_platform_data* p_d = dev->platform_data;
602 if ((1 << vdd) & p_d->ocr_mask) {
603 int vdd_uV = (2000 + (vdd - __ffs(MMC_VDD_20_21)) * 100) * 1000;
605 regulator_set_voltage(em_x270_sdio_ldo, vdd_uV, vdd_uV);
606 return regulator_enable(em_x270_sdio_ldo);
608 regulator_disable(em_x270_sdio_ldo);
613 static void em_x270_mci_exit(struct device *dev, void *data)
615 free_irq(gpio_to_irq(mmc_cd), data);
616 regulator_put(em_x270_sdio_ldo);
618 if (machine_is_em_x270())
619 gpio_free(GPIO95_MMC_WP);
621 gpio_free(GPIO38_SD_PWEN);
624 static int em_x270_mci_get_ro(struct device *dev)
626 return gpio_get_value(GPIO95_MMC_WP);
629 static struct pxamci_platform_data em_x270_mci_platform_data = {
630 .detect_delay_ms = 250,
631 .ocr_mask = MMC_VDD_20_21|MMC_VDD_21_22|MMC_VDD_22_23|
632 MMC_VDD_24_25|MMC_VDD_25_26|MMC_VDD_26_27|
633 MMC_VDD_27_28|MMC_VDD_28_29|MMC_VDD_29_30|
634 MMC_VDD_30_31|MMC_VDD_31_32,
635 .init = em_x270_mci_init,
636 .setpower = em_x270_mci_setpower,
637 .exit = em_x270_mci_exit,
638 .gpio_card_detect = -1,
643 static void __init em_x270_init_mmc(void)
645 if (machine_is_em_x270())
646 em_x270_mci_platform_data.get_ro = em_x270_mci_get_ro;
648 pxa_set_mci_info(&em_x270_mci_platform_data);
651 static inline void em_x270_init_mmc(void) {}
655 #if defined(CONFIG_FB_PXA) || defined(CONFIG_FB_PXA_MODULE)
656 static struct pxafb_mode_info em_x270_lcd_modes[] = {
685 static struct pxafb_mach_info em_x270_lcd = {
686 .modes = em_x270_lcd_modes,
688 .lcd_conn = LCD_COLOR_TFT_16BPP,
691 static void __init em_x270_init_lcd(void)
693 pxa_set_fb_info(NULL, &em_x270_lcd);
696 static inline void em_x270_init_lcd(void) {}
699 #if defined(CONFIG_SPI_PXA2XX) || defined(CONFIG_SPI_PXA2XX_MODULE)
700 static struct pxa2xx_spi_master em_x270_spi_info = {
704 static struct pxa2xx_spi_chip em_x270_tdo24m_chip = {
710 static struct tdo24m_platform_data em_x270_tdo24m_pdata = {
714 static struct pxa2xx_spi_master em_x270_spi_2_info = {
719 static struct pxa2xx_spi_chip em_x270_libertas_chip = {
726 static unsigned long em_x270_libertas_pin_config[] = {
734 static int em_x270_libertas_setup(struct spi_device *spi)
736 int err = gpio_request(GPIO115_WLAN_PWEN, "WLAN PWEN");
740 err = gpio_request(GPIO19_WLAN_STRAP, "WLAN STRAP");
744 if (machine_is_exeda()) {
745 err = gpio_request(GPIO37_WLAN_RST, "WLAN RST");
749 gpio_direction_output(GPIO37_WLAN_RST, 1);
753 gpio_direction_output(GPIO19_WLAN_STRAP, 1);
756 pxa2xx_mfp_config(ARRAY_AND_SIZE(em_x270_libertas_pin_config));
758 gpio_direction_output(GPIO115_WLAN_PWEN, 0);
760 gpio_set_value(GPIO115_WLAN_PWEN, 1);
763 spi->bits_per_word = 16;
769 gpio_free(GPIO19_WLAN_STRAP);
771 gpio_free(GPIO115_WLAN_PWEN);
776 static int em_x270_libertas_teardown(struct spi_device *spi)
778 gpio_set_value(GPIO115_WLAN_PWEN, 0);
779 gpio_free(GPIO115_WLAN_PWEN);
780 gpio_free(GPIO19_WLAN_STRAP);
782 if (machine_is_exeda()) {
783 gpio_set_value(GPIO37_WLAN_RST, 0);
784 gpio_free(GPIO37_WLAN_RST);
790 struct libertas_spi_platform_data em_x270_libertas_pdata = {
791 .use_dummy_writes = 1,
792 .setup = em_x270_libertas_setup,
793 .teardown = em_x270_libertas_teardown,
796 static struct spi_board_info em_x270_spi_devices[] __initdata = {
798 .modalias = "tdo24m",
799 .max_speed_hz = 1000000,
802 .controller_data = &em_x270_tdo24m_chip,
803 .platform_data = &em_x270_tdo24m_pdata,
806 .modalias = "libertas_spi",
807 .max_speed_hz = 13000000,
809 .irq = PXA_GPIO_TO_IRQ(116),
811 .controller_data = &em_x270_libertas_chip,
812 .platform_data = &em_x270_libertas_pdata,
816 static void __init em_x270_init_spi(void)
818 pxa2xx_set_spi_info(1, &em_x270_spi_info);
819 pxa2xx_set_spi_info(2, &em_x270_spi_2_info);
820 spi_register_board_info(ARRAY_AND_SIZE(em_x270_spi_devices));
823 static inline void em_x270_init_spi(void) {}
826 #if defined(CONFIG_SND_PXA2XX_LIB_AC97)
827 static pxa2xx_audio_ops_t em_x270_ac97_info = {
831 static void __init em_x270_init_ac97(void)
833 pxa_set_ac97_info(&em_x270_ac97_info);
836 static inline void em_x270_init_ac97(void) {}
839 #if defined(CONFIG_KEYBOARD_PXA27x) || defined(CONFIG_KEYBOARD_PXA27x_MODULE)
840 static const unsigned int em_x270_module_matrix_keys[] = {
841 KEY(0, 0, KEY_A), KEY(1, 0, KEY_UP), KEY(2, 1, KEY_B),
842 KEY(0, 2, KEY_LEFT), KEY(1, 1, KEY_ENTER), KEY(2, 0, KEY_RIGHT),
843 KEY(0, 1, KEY_C), KEY(1, 2, KEY_DOWN), KEY(2, 2, KEY_D),
846 static struct matrix_keymap_data em_x270_matrix_keymap_data = {
847 .keymap = em_x270_module_matrix_keys,
848 .keymap_size = ARRAY_SIZE(em_x270_module_matrix_keys),
851 struct pxa27x_keypad_platform_data em_x270_module_keypad_info = {
852 /* code map for the matrix keys */
853 .matrix_key_rows = 3,
854 .matrix_key_cols = 3,
855 .matrix_keymap_data = &em_x270_matrix_keymap_data,
858 static const unsigned int em_x270_exeda_matrix_keys[] = {
859 KEY(0, 0, KEY_RIGHTSHIFT), KEY(0, 1, KEY_RIGHTCTRL),
860 KEY(0, 2, KEY_RIGHTALT), KEY(0, 3, KEY_SPACE),
861 KEY(0, 4, KEY_LEFTALT), KEY(0, 5, KEY_LEFTCTRL),
862 KEY(0, 6, KEY_ENTER), KEY(0, 7, KEY_SLASH),
864 KEY(1, 0, KEY_DOT), KEY(1, 1, KEY_M),
865 KEY(1, 2, KEY_N), KEY(1, 3, KEY_B),
866 KEY(1, 4, KEY_V), KEY(1, 5, KEY_C),
867 KEY(1, 6, KEY_X), KEY(1, 7, KEY_Z),
869 KEY(2, 0, KEY_LEFTSHIFT), KEY(2, 1, KEY_SEMICOLON),
870 KEY(2, 2, KEY_L), KEY(2, 3, KEY_K),
871 KEY(2, 4, KEY_J), KEY(2, 5, KEY_H),
872 KEY(2, 6, KEY_G), KEY(2, 7, KEY_F),
874 KEY(3, 0, KEY_D), KEY(3, 1, KEY_S),
875 KEY(3, 2, KEY_A), KEY(3, 3, KEY_TAB),
876 KEY(3, 4, KEY_BACKSPACE), KEY(3, 5, KEY_P),
877 KEY(3, 6, KEY_O), KEY(3, 7, KEY_I),
879 KEY(4, 0, KEY_U), KEY(4, 1, KEY_Y),
880 KEY(4, 2, KEY_T), KEY(4, 3, KEY_R),
881 KEY(4, 4, KEY_E), KEY(4, 5, KEY_W),
882 KEY(4, 6, KEY_Q), KEY(4, 7, KEY_MINUS),
884 KEY(5, 0, KEY_0), KEY(5, 1, KEY_9),
885 KEY(5, 2, KEY_8), KEY(5, 3, KEY_7),
886 KEY(5, 4, KEY_6), KEY(5, 5, KEY_5),
887 KEY(5, 6, KEY_4), KEY(5, 7, KEY_3),
889 KEY(6, 0, KEY_2), KEY(6, 1, KEY_1),
890 KEY(6, 2, KEY_ENTER), KEY(6, 3, KEY_END),
891 KEY(6, 4, KEY_DOWN), KEY(6, 5, KEY_UP),
892 KEY(6, 6, KEY_MENU), KEY(6, 7, KEY_F1),
894 KEY(7, 0, KEY_LEFT), KEY(7, 1, KEY_RIGHT),
895 KEY(7, 2, KEY_BACK), KEY(7, 3, KEY_HOME),
896 KEY(7, 4, 0), KEY(7, 5, 0),
897 KEY(7, 6, 0), KEY(7, 7, 0),
900 static struct matrix_keymap_data em_x270_exeda_matrix_keymap_data = {
901 .keymap = em_x270_exeda_matrix_keys,
902 .keymap_size = ARRAY_SIZE(em_x270_exeda_matrix_keys),
905 struct pxa27x_keypad_platform_data em_x270_exeda_keypad_info = {
906 /* code map for the matrix keys */
907 .matrix_key_rows = 8,
908 .matrix_key_cols = 8,
909 .matrix_keymap_data = &em_x270_exeda_matrix_keymap_data,
912 static void __init em_x270_init_keypad(void)
914 if (machine_is_em_x270())
915 pxa_set_keypad_info(&em_x270_module_keypad_info);
917 pxa_set_keypad_info(&em_x270_exeda_keypad_info);
920 static inline void em_x270_init_keypad(void) {}
923 #if defined(CONFIG_KEYBOARD_GPIO) || defined(CONFIG_KEYBOARD_GPIO_MODULE)
924 static struct gpio_keys_button gpio_keys_button[] = {
926 .desc = "sleep/wakeup",
934 static struct gpio_keys_platform_data em_x270_gpio_keys_data = {
935 .buttons = gpio_keys_button,
939 static struct platform_device em_x270_gpio_keys = {
943 .platform_data = &em_x270_gpio_keys_data,
947 static void __init em_x270_init_gpio_keys(void)
949 platform_device_register(&em_x270_gpio_keys);
952 static inline void em_x270_init_gpio_keys(void) {}
955 /* Quick Capture Interface and sensor setup */
956 #if defined(CONFIG_VIDEO_PXA27x) || defined(CONFIG_VIDEO_PXA27x_MODULE)
957 static int em_x270_sensor_init(void)
961 ret = gpio_request(cam_reset, "camera reset");
965 gpio_direction_output(cam_reset, 0);
966 gpio_set_value(cam_reset, 1);
971 static struct regulator_consumer_supply camera_dummy_supplies[] = {
972 REGULATOR_SUPPLY("vdd", "0-005d"),
975 static struct regulator_init_data camera_dummy_initdata = {
976 .consumer_supplies = camera_dummy_supplies,
977 .num_consumer_supplies = ARRAY_SIZE(camera_dummy_supplies),
979 .valid_ops_mask = REGULATOR_CHANGE_STATUS,
983 static struct fixed_voltage_config camera_dummy_config = {
984 .supply_name = "camera_vdd",
985 .input_supply = "vcc cam",
986 .microvolts = 2800000,
988 .init_data = &camera_dummy_initdata,
991 static struct platform_device camera_supply_dummy_device = {
992 .name = "reg-fixed-voltage",
995 .platform_data = &camera_dummy_config,
999 struct pxacamera_platform_data em_x270_camera_platform_data = {
1000 .flags = PXA_CAMERA_MASTER | PXA_CAMERA_DATAWIDTH_8 |
1001 PXA_CAMERA_PCLK_EN | PXA_CAMERA_MCLK_EN,
1003 .sensor_i2c_adapter_id = 0,
1004 .sensor_i2c_address = 0x5d,
1007 static void __init em_x270_init_camera(void)
1009 if (em_x270_sensor_init() == 0)
1010 pxa_set_camera_info(&em_x270_camera_platform_data);
1011 platform_device_register(&camera_supply_dummy_device);
1014 static inline void em_x270_init_camera(void) {}
1017 static struct regulator_bulk_data em_x270_gps_consumer_supply = {
1018 .supply = "vcc gps",
1021 static struct regulator_userspace_consumer_data em_x270_gps_consumer_data = {
1024 .supplies = &em_x270_gps_consumer_supply,
1027 static struct platform_device em_x270_gps_userspace_consumer = {
1028 .name = "reg-userspace-consumer",
1031 .platform_data = &em_x270_gps_consumer_data,
1035 static struct regulator_bulk_data em_x270_gprs_consumer_supply = {
1036 .supply = "vcc gprs",
1039 static struct regulator_userspace_consumer_data em_x270_gprs_consumer_data = {
1042 .supplies = &em_x270_gprs_consumer_supply
1045 static struct platform_device em_x270_gprs_userspace_consumer = {
1046 .name = "reg-userspace-consumer",
1049 .platform_data = &em_x270_gprs_consumer_data,
1053 static struct platform_device *em_x270_userspace_consumers[] = {
1054 &em_x270_gps_userspace_consumer,
1055 &em_x270_gprs_userspace_consumer,
1058 static void __init em_x270_userspace_consumers_init(void)
1060 platform_add_devices(ARRAY_AND_SIZE(em_x270_userspace_consumers));
1063 /* DA9030 related initializations */
1064 #define REGULATOR_CONSUMER(_name, _dev_name, _supply) \
1065 static struct regulator_consumer_supply _name##_consumers[] = { \
1066 REGULATOR_SUPPLY(_supply, _dev_name), \
1069 REGULATOR_CONSUMER(ldo3, "reg-userspace-consumer.0", "vcc gps");
1070 REGULATOR_CONSUMER(ldo5, NULL, "vcc cam");
1071 REGULATOR_CONSUMER(ldo10, "pxa2xx-mci", "vcc sdio");
1072 REGULATOR_CONSUMER(ldo12, NULL, "vcc usb");
1073 REGULATOR_CONSUMER(ldo19, "reg-userspace-consumer.1", "vcc gprs");
1074 REGULATOR_CONSUMER(buck2, NULL, "vcc_core");
1076 #define REGULATOR_INIT(_ldo, _min_uV, _max_uV, _ops_mask) \
1077 static struct regulator_init_data _ldo##_data = { \
1079 .min_uV = _min_uV, \
1080 .max_uV = _max_uV, \
1084 .valid_ops_mask = _ops_mask, \
1087 .num_consumer_supplies = ARRAY_SIZE(_ldo##_consumers), \
1088 .consumer_supplies = _ldo##_consumers, \
1091 REGULATOR_INIT(ldo3, 3200000, 3200000, REGULATOR_CHANGE_STATUS);
1092 REGULATOR_INIT(ldo5, 3000000, 3000000, REGULATOR_CHANGE_STATUS);
1093 REGULATOR_INIT(ldo10, 2000000, 3200000,
1094 REGULATOR_CHANGE_STATUS | REGULATOR_CHANGE_VOLTAGE);
1095 REGULATOR_INIT(ldo12, 3000000, 3000000, REGULATOR_CHANGE_STATUS);
1096 REGULATOR_INIT(ldo19, 3200000, 3200000, REGULATOR_CHANGE_STATUS);
1097 REGULATOR_INIT(buck2, 1000000, 1650000, REGULATOR_CHANGE_VOLTAGE);
1099 struct led_info em_x270_led_info = {
1100 .name = "em-x270:orange",
1101 .default_trigger = "battery-charging-or-full",
1104 struct power_supply_info em_x270_psy_info = {
1106 .technology = POWER_SUPPLY_TECHNOLOGY_LIPO,
1107 .voltage_max_design = 4200000,
1108 .voltage_min_design = 3000000,
1112 static void em_x270_battery_low(void)
1114 #if defined(CONFIG_APM_EMULATION)
1115 apm_queue_event(APM_LOW_BATTERY);
1119 static void em_x270_battery_critical(void)
1121 #if defined(CONFIG_APM_EMULATION)
1122 apm_queue_event(APM_CRITICAL_SUSPEND);
1126 struct da9030_battery_info em_x270_batterty_info = {
1127 .battery_info = &em_x270_psy_info,
1129 .charge_milliamp = 1000,
1130 .charge_millivolt = 4200,
1134 .vbat_charge_start = 4100,
1135 .vbat_charge_stop = 4200,
1136 .vbat_charge_restart = 4000,
1138 .vcharge_min = 3200,
1139 .vcharge_max = 5500,
1143 .tbat_restart = 100,
1145 .batmon_interval = 0,
1147 .battery_low = em_x270_battery_low,
1148 .battery_critical = em_x270_battery_critical,
1151 #define DA9030_SUBDEV(_name, _id, _pdata) \
1153 .name = "da903x-" #_name, \
1154 .id = DA9030_ID_##_id, \
1155 .platform_data = _pdata, \
1158 #define DA9030_LDO(num) DA9030_SUBDEV(regulator, LDO##num, &ldo##num##_data)
1160 struct da903x_subdev_info em_x270_da9030_subdevs[] = {
1167 DA9030_SUBDEV(regulator, BUCK2, &buck2_data),
1169 DA9030_SUBDEV(led, LED_PC, &em_x270_led_info),
1170 DA9030_SUBDEV(backlight, WLED, &em_x270_led_info),
1171 DA9030_SUBDEV(battery, BAT, &em_x270_batterty_info),
1174 static struct da903x_platform_data em_x270_da9030_info = {
1175 .num_subdevs = ARRAY_SIZE(em_x270_da9030_subdevs),
1176 .subdevs = em_x270_da9030_subdevs,
1179 static struct i2c_board_info em_x270_i2c_pmic_info = {
1180 I2C_BOARD_INFO("da9030", 0x49),
1181 .irq = PXA_GPIO_TO_IRQ(0),
1182 .platform_data = &em_x270_da9030_info,
1185 static struct i2c_pxa_platform_data em_x270_pwr_i2c_info = {
1189 static void __init em_x270_init_da9030(void)
1191 pxa27x_set_i2c_power_info(&em_x270_pwr_i2c_info);
1192 i2c_register_board_info(1, &em_x270_i2c_pmic_info, 1);
1195 static struct pca953x_platform_data exeda_gpio_ext_pdata = {
1199 static struct i2c_board_info exeda_i2c_info[] = {
1201 I2C_BOARD_INFO("pca9555", 0x21),
1202 .platform_data = &exeda_gpio_ext_pdata,
1206 static struct i2c_pxa_platform_data em_x270_i2c_info = {
1210 static void __init em_x270_init_i2c(void)
1212 pxa_set_i2c_info(&em_x270_i2c_info);
1214 if (machine_is_exeda())
1215 i2c_register_board_info(0, ARRAY_AND_SIZE(exeda_i2c_info));
1218 static void __init em_x270_module_init(void)
1220 pxa2xx_mfp_config(ARRAY_AND_SIZE(em_x270_pin_config));
1222 mmc_cd = GPIO13_MMC_CD;
1223 nand_rb = GPIO56_NAND_RB;
1224 dm9000_flags = DM9000_PLATF_32BITONLY;
1225 cam_reset = GPIO93_CAM_RESET;
1226 usb_hub_reset = GPIO16_USB_HUB_RESET;
1229 static void __init em_x270_exeda_init(void)
1231 pxa2xx_mfp_config(ARRAY_AND_SIZE(exeda_pin_config));
1233 mmc_cd = GPIO114_MMC_CD;
1234 nand_rb = GPIO20_NAND_RB;
1235 dm9000_flags = DM9000_PLATF_16BITONLY;
1236 cam_reset = GPIO130_CAM_RESET;
1237 usb_hub_reset = GPIO10_USB_HUB_RESET;
1240 static void __init em_x270_init(void)
1242 pxa2xx_mfp_config(ARRAY_AND_SIZE(common_pin_config));
1244 pxa_set_ffuart_info(NULL);
1245 pxa_set_btuart_info(NULL);
1246 pxa_set_stuart_info(NULL);
1249 pxa27x_set_pwrmode(PWRMODE_DEEPSLEEP);
1252 if (machine_is_em_x270())
1253 em_x270_module_init();
1254 else if (machine_is_exeda())
1255 em_x270_exeda_init();
1257 panic("Unsupported machine: %d\n", machine_arch_type);
1259 em_x270_init_da9030();
1260 em_x270_init_dm9000();
1262 em_x270_init_nand();
1266 em_x270_init_ohci();
1267 em_x270_init_keypad();
1268 em_x270_init_gpio_keys();
1269 em_x270_init_ac97();
1272 em_x270_init_camera();
1273 em_x270_userspace_consumers_init();
1275 regulator_has_full_constraints();
1278 MACHINE_START(EM_X270, "Compulab EM-X270")
1279 .atag_offset = 0x100,
1280 .map_io = pxa27x_map_io,
1281 .nr_irqs = PXA_NR_IRQS,
1282 .init_irq = pxa27x_init_irq,
1283 .handle_irq = pxa27x_handle_irq,
1284 .init_time = pxa_timer_init,
1285 .init_machine = em_x270_init,
1286 .restart = pxa_restart,
1289 MACHINE_START(EXEDA, "Compulab eXeda")
1290 .atag_offset = 0x100,
1291 .map_io = pxa27x_map_io,
1292 .nr_irqs = PXA_NR_IRQS,
1293 .init_irq = pxa27x_init_irq,
1294 .handle_irq = pxa27x_handle_irq,
1295 .init_time = pxa_timer_init,
1296 .init_machine = em_x270_init,
1297 .restart = pxa_restart,