v4.19.13 snapshot.
diff --git a/arch/arm/mach-pxa/em-x270.c b/arch/arm/mach-pxa/em-x270.c
new file mode 100644
index 0000000..29be04c
--- /dev/null
+++ b/arch/arm/mach-pxa/em-x270.c
@@ -0,0 +1,1301 @@
+/*
+ * Support for CompuLab EM-X270 platform
+ *
+ * Copyright (C) 2007, 2008 CompuLab, Ltd.
+ * Author: Mike Rapoport <mike@compulab.co.il>
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License version 2 as
+ * published by the Free Software Foundation.
+ */
+
+#include <linux/irq.h>
+#include <linux/platform_device.h>
+#include <linux/delay.h>
+
+#include <linux/dm9000.h>
+#include <linux/platform_data/rtc-v3020.h>
+#include <linux/mtd/rawnand.h>
+#include <linux/mtd/partitions.h>
+#include <linux/mtd/physmap.h>
+#include <linux/input.h>
+#include <linux/gpio_keys.h>
+#include <linux/gpio.h>
+#include <linux/mfd/da903x.h>
+#include <linux/regulator/machine.h>
+#include <linux/regulator/fixed.h>
+#include <linux/spi/spi.h>
+#include <linux/spi/tdo24m.h>
+#include <linux/spi/libertas_spi.h>
+#include <linux/spi/pxa2xx_spi.h>
+#include <linux/power_supply.h>
+#include <linux/apm-emulation.h>
+#include <linux/i2c.h>
+#include <linux/platform_data/pca953x.h>
+#include <linux/platform_data/i2c-pxa.h>
+#include <linux/regulator/userspace-consumer.h>
+
+#include <asm/mach-types.h>
+#include <asm/mach/arch.h>
+
+#include "pxa27x.h"
+#include "pxa27x-udc.h"
+#include <mach/audio.h>
+#include <linux/platform_data/video-pxafb.h>
+#include <linux/platform_data/usb-ohci-pxa27x.h>
+#include <linux/platform_data/mmc-pxamci.h>
+#include <linux/platform_data/keypad-pxa27x.h>
+#include <linux/platform_data/media/camera-pxa.h>
+
+#include "generic.h"
+#include "devices.h"
+
+/* EM-X270 specific GPIOs */
+#define GPIO13_MMC_CD (13)
+#define GPIO95_MMC_WP (95)
+#define GPIO56_NAND_RB (56)
+#define GPIO93_CAM_RESET (93)
+#define GPIO16_USB_HUB_RESET (16)
+
+/* eXeda specific GPIOs */
+#define GPIO114_MMC_CD (114)
+#define GPIO20_NAND_RB (20)
+#define GPIO38_SD_PWEN (38)
+#define GPIO37_WLAN_RST (37)
+#define GPIO95_TOUCHPAD_INT (95)
+#define GPIO130_CAM_RESET (130)
+#define GPIO10_USB_HUB_RESET (10)
+
+/* common GPIOs */
+#define GPIO11_NAND_CS (11)
+#define GPIO41_ETHIRQ (41)
+#define EM_X270_ETHIRQ PXA_GPIO_TO_IRQ(GPIO41_ETHIRQ)
+#define GPIO115_WLAN_PWEN (115)
+#define GPIO19_WLAN_STRAP (19)
+#define GPIO9_USB_VBUS_EN (9)
+
+static int mmc_cd;
+static int nand_rb;
+static int dm9000_flags;
+static int cam_reset;
+static int usb_hub_reset;
+
+static unsigned long common_pin_config[] = {
+ /* AC'97 */
+ GPIO28_AC97_BITCLK,
+ GPIO29_AC97_SDATA_IN_0,
+ GPIO30_AC97_SDATA_OUT,
+ GPIO31_AC97_SYNC,
+ GPIO98_AC97_SYSCLK,
+ GPIO113_AC97_nRESET,
+
+ /* BTUART */
+ GPIO42_BTUART_RXD,
+ GPIO43_BTUART_TXD,
+ GPIO44_BTUART_CTS,
+ GPIO45_BTUART_RTS,
+
+ /* STUART */
+ GPIO46_STUART_RXD,
+ GPIO47_STUART_TXD,
+
+ /* MCI controller */
+ GPIO32_MMC_CLK,
+ GPIO112_MMC_CMD,
+ GPIO92_MMC_DAT_0,
+ GPIO109_MMC_DAT_1,
+ GPIO110_MMC_DAT_2,
+ GPIO111_MMC_DAT_3,
+
+ /* LCD */
+ GPIOxx_LCD_TFT_16BPP,
+
+ /* QCI */
+ GPIO84_CIF_FV,
+ GPIO25_CIF_LV,
+ GPIO53_CIF_MCLK,
+ GPIO54_CIF_PCLK,
+ GPIO81_CIF_DD_0,
+ GPIO55_CIF_DD_1,
+ GPIO51_CIF_DD_2,
+ GPIO50_CIF_DD_3,
+ GPIO52_CIF_DD_4,
+ GPIO48_CIF_DD_5,
+ GPIO17_CIF_DD_6,
+ GPIO12_CIF_DD_7,
+
+ /* I2C */
+ GPIO117_I2C_SCL,
+ GPIO118_I2C_SDA,
+
+ /* Keypad */
+ GPIO100_KP_MKIN_0 | WAKEUP_ON_LEVEL_HIGH,
+ GPIO101_KP_MKIN_1 | WAKEUP_ON_LEVEL_HIGH,
+ GPIO102_KP_MKIN_2 | WAKEUP_ON_LEVEL_HIGH,
+ GPIO34_KP_MKIN_3 | WAKEUP_ON_LEVEL_HIGH,
+ GPIO39_KP_MKIN_4 | WAKEUP_ON_LEVEL_HIGH,
+ GPIO99_KP_MKIN_5 | WAKEUP_ON_LEVEL_HIGH,
+ GPIO91_KP_MKIN_6 | WAKEUP_ON_LEVEL_HIGH,
+ GPIO36_KP_MKIN_7 | WAKEUP_ON_LEVEL_HIGH,
+ GPIO103_KP_MKOUT_0,
+ GPIO104_KP_MKOUT_1,
+ GPIO105_KP_MKOUT_2,
+ GPIO106_KP_MKOUT_3,
+ GPIO107_KP_MKOUT_4,
+ GPIO108_KP_MKOUT_5,
+ GPIO96_KP_MKOUT_6,
+ GPIO22_KP_MKOUT_7,
+
+ /* SSP1 */
+ GPIO26_SSP1_RXD,
+ GPIO23_SSP1_SCLK,
+ GPIO24_SSP1_SFRM,
+ GPIO57_SSP1_TXD,
+
+ /* SSP2 */
+ GPIO19_GPIO, /* SSP2 clock is used as GPIO for Libertas pin-strap */
+ GPIO14_GPIO,
+ GPIO89_SSP2_TXD,
+ GPIO88_SSP2_RXD,
+
+ /* SDRAM and local bus */
+ GPIO15_nCS_1,
+ GPIO78_nCS_2,
+ GPIO79_nCS_3,
+ GPIO80_nCS_4,
+ GPIO49_nPWE,
+ GPIO18_RDY,
+
+ /* GPIO */
+ GPIO1_GPIO | WAKEUP_ON_EDGE_BOTH, /* sleep/resume button */
+
+ /* power controls */
+ GPIO20_GPIO | MFP_LPM_DRIVE_LOW, /* GPRS_PWEN */
+ GPIO115_GPIO | MFP_LPM_DRIVE_LOW, /* WLAN_PWEN */
+
+ /* NAND controls */
+ GPIO11_GPIO | MFP_LPM_DRIVE_HIGH, /* NAND CE# */
+
+ /* interrupts */
+ GPIO41_GPIO, /* DM9000 interrupt */
+};
+
+static unsigned long em_x270_pin_config[] = {
+ GPIO13_GPIO, /* MMC card detect */
+ GPIO16_GPIO, /* USB hub reset */
+ GPIO56_GPIO, /* NAND Ready/Busy */
+ GPIO93_GPIO | MFP_LPM_DRIVE_LOW, /* Camera reset */
+ GPIO95_GPIO, /* MMC Write protect */
+};
+
+static unsigned long exeda_pin_config[] = {
+ GPIO10_GPIO, /* USB hub reset */
+ GPIO20_GPIO, /* NAND Ready/Busy */
+ GPIO38_GPIO | MFP_LPM_DRIVE_LOW, /* SD slot power */
+ GPIO95_GPIO, /* touchpad IRQ */
+ GPIO114_GPIO, /* MMC card detect */
+};
+
+#if defined(CONFIG_DM9000) || defined(CONFIG_DM9000_MODULE)
+static struct resource em_x270_dm9000_resource[] = {
+ [0] = {
+ .start = PXA_CS2_PHYS,
+ .end = PXA_CS2_PHYS + 3,
+ .flags = IORESOURCE_MEM,
+ },
+ [1] = {
+ .start = PXA_CS2_PHYS + 8,
+ .end = PXA_CS2_PHYS + 8 + 0x3f,
+ .flags = IORESOURCE_MEM,
+ },
+ [2] = {
+ .start = EM_X270_ETHIRQ,
+ .end = EM_X270_ETHIRQ,
+ .flags = IORESOURCE_IRQ | IORESOURCE_IRQ_HIGHEDGE,
+ }
+};
+
+static struct dm9000_plat_data em_x270_dm9000_platdata = {
+ .flags = DM9000_PLATF_NO_EEPROM,
+};
+
+static struct platform_device em_x270_dm9000 = {
+ .name = "dm9000",
+ .id = 0,
+ .num_resources = ARRAY_SIZE(em_x270_dm9000_resource),
+ .resource = em_x270_dm9000_resource,
+ .dev = {
+ .platform_data = &em_x270_dm9000_platdata,
+ }
+};
+
+static void __init em_x270_init_dm9000(void)
+{
+ em_x270_dm9000_platdata.flags |= dm9000_flags;
+ platform_device_register(&em_x270_dm9000);
+}
+#else
+static inline void em_x270_init_dm9000(void) {}
+#endif
+
+/* V3020 RTC */
+#if defined(CONFIG_RTC_DRV_V3020) || defined(CONFIG_RTC_DRV_V3020_MODULE)
+static struct resource em_x270_v3020_resource[] = {
+ [0] = {
+ .start = PXA_CS4_PHYS,
+ .end = PXA_CS4_PHYS + 3,
+ .flags = IORESOURCE_MEM,
+ },
+};
+
+static struct v3020_platform_data em_x270_v3020_platdata = {
+ .leftshift = 0,
+};
+
+static struct platform_device em_x270_rtc = {
+ .name = "v3020",
+ .num_resources = ARRAY_SIZE(em_x270_v3020_resource),
+ .resource = em_x270_v3020_resource,
+ .id = -1,
+ .dev = {
+ .platform_data = &em_x270_v3020_platdata,
+ }
+};
+
+static void __init em_x270_init_rtc(void)
+{
+ platform_device_register(&em_x270_rtc);
+}
+#else
+static inline void em_x270_init_rtc(void) {}
+#endif
+
+/* NAND flash */
+#if defined(CONFIG_MTD_NAND_PLATFORM) || defined(CONFIG_MTD_NAND_PLATFORM_MODULE)
+static inline void nand_cs_on(void)
+{
+ gpio_set_value(GPIO11_NAND_CS, 0);
+}
+
+static void nand_cs_off(void)
+{
+ dsb();
+
+ gpio_set_value(GPIO11_NAND_CS, 1);
+}
+
+/* hardware specific access to control-lines */
+static void em_x270_nand_cmd_ctl(struct mtd_info *mtd, int dat,
+ unsigned int ctrl)
+{
+ struct nand_chip *this = mtd_to_nand(mtd);
+ unsigned long nandaddr = (unsigned long)this->IO_ADDR_W;
+
+ dsb();
+
+ if (ctrl & NAND_CTRL_CHANGE) {
+ if (ctrl & NAND_ALE)
+ nandaddr |= (1 << 3);
+ else
+ nandaddr &= ~(1 << 3);
+ if (ctrl & NAND_CLE)
+ nandaddr |= (1 << 2);
+ else
+ nandaddr &= ~(1 << 2);
+ if (ctrl & NAND_NCE)
+ nand_cs_on();
+ else
+ nand_cs_off();
+ }
+
+ dsb();
+ this->IO_ADDR_W = (void __iomem *)nandaddr;
+ if (dat != NAND_CMD_NONE)
+ writel(dat, this->IO_ADDR_W);
+
+ dsb();
+}
+
+/* read device ready pin */
+static int em_x270_nand_device_ready(struct mtd_info *mtd)
+{
+ dsb();
+
+ return gpio_get_value(nand_rb);
+}
+
+static struct mtd_partition em_x270_partition_info[] = {
+ [0] = {
+ .name = "em_x270-0",
+ .offset = 0,
+ .size = SZ_4M,
+ },
+ [1] = {
+ .name = "em_x270-1",
+ .offset = MTDPART_OFS_APPEND,
+ .size = MTDPART_SIZ_FULL
+ },
+};
+
+struct platform_nand_data em_x270_nand_platdata = {
+ .chip = {
+ .nr_chips = 1,
+ .chip_offset = 0,
+ .nr_partitions = ARRAY_SIZE(em_x270_partition_info),
+ .partitions = em_x270_partition_info,
+ .chip_delay = 20,
+ },
+ .ctrl = {
+ .dev_ready = em_x270_nand_device_ready,
+ .select_chip = 0,
+ .cmd_ctrl = em_x270_nand_cmd_ctl,
+ },
+};
+
+static struct resource em_x270_nand_resource[] = {
+ [0] = {
+ .start = PXA_CS1_PHYS,
+ .end = PXA_CS1_PHYS + 12,
+ .flags = IORESOURCE_MEM,
+ },
+};
+
+static struct platform_device em_x270_nand = {
+ .name = "gen_nand",
+ .num_resources = ARRAY_SIZE(em_x270_nand_resource),
+ .resource = em_x270_nand_resource,
+ .id = -1,
+ .dev = {
+ .platform_data = &em_x270_nand_platdata,
+ }
+};
+
+static void __init em_x270_init_nand(void)
+{
+ int err;
+
+ err = gpio_request(GPIO11_NAND_CS, "NAND CS");
+ if (err) {
+ pr_warn("EM-X270: failed to request NAND CS gpio\n");
+ return;
+ }
+
+ gpio_direction_output(GPIO11_NAND_CS, 1);
+
+ err = gpio_request(nand_rb, "NAND R/B");
+ if (err) {
+ pr_warn("EM-X270: failed to request NAND R/B gpio\n");
+ gpio_free(GPIO11_NAND_CS);
+ return;
+ }
+
+ gpio_direction_input(nand_rb);
+
+ platform_device_register(&em_x270_nand);
+}
+#else
+static inline void em_x270_init_nand(void) {}
+#endif
+
+#if defined(CONFIG_MTD_PHYSMAP) || defined(CONFIG_MTD_PHYSMAP_MODULE)
+static struct mtd_partition em_x270_nor_parts[] = {
+ {
+ .name = "Bootloader",
+ .offset = 0x00000000,
+ .size = 0x00050000,
+ .mask_flags = MTD_WRITEABLE /* force read-only */
+ }, {
+ .name = "Environment",
+ .offset = 0x00050000,
+ .size = 0x00010000,
+ }, {
+ .name = "Reserved",
+ .offset = 0x00060000,
+ .size = 0x00050000,
+ .mask_flags = MTD_WRITEABLE /* force read-only */
+ }, {
+ .name = "Splashscreen",
+ .offset = 0x000b0000,
+ .size = 0x00050000,
+ }
+};
+
+static struct physmap_flash_data em_x270_nor_data[] = {
+ [0] = {
+ .width = 2,
+ .parts = em_x270_nor_parts,
+ .nr_parts = ARRAY_SIZE(em_x270_nor_parts),
+ },
+};
+
+static struct resource em_x270_nor_flash_resource = {
+ .start = PXA_CS0_PHYS,
+ .end = PXA_CS0_PHYS + SZ_1M - 1,
+ .flags = IORESOURCE_MEM,
+};
+
+static struct platform_device em_x270_physmap_flash = {
+ .name = "physmap-flash",
+ .id = 0,
+ .num_resources = 1,
+ .resource = &em_x270_nor_flash_resource,
+ .dev = {
+ .platform_data = &em_x270_nor_data,
+ },
+};
+
+static void __init em_x270_init_nor(void)
+{
+ platform_device_register(&em_x270_physmap_flash);
+}
+#else
+static inline void em_x270_init_nor(void) {}
+#endif
+
+/* PXA27x OHCI controller setup */
+#if defined(CONFIG_USB_OHCI_HCD) || defined(CONFIG_USB_OHCI_HCD_MODULE)
+static struct regulator *em_x270_usb_ldo;
+
+static int em_x270_usb_hub_init(void)
+{
+ int err;
+
+ em_x270_usb_ldo = regulator_get(NULL, "vcc usb");
+ if (IS_ERR(em_x270_usb_ldo))
+ return PTR_ERR(em_x270_usb_ldo);
+
+ err = gpio_request(GPIO9_USB_VBUS_EN, "vbus en");
+ if (err)
+ goto err_free_usb_ldo;
+
+ err = gpio_request(usb_hub_reset, "hub rst");
+ if (err)
+ goto err_free_vbus_gpio;
+
+ /* USB Hub power-on and reset */
+ gpio_direction_output(usb_hub_reset, 1);
+ gpio_direction_output(GPIO9_USB_VBUS_EN, 0);
+ err = regulator_enable(em_x270_usb_ldo);
+ if (err)
+ goto err_free_rst_gpio;
+
+ gpio_set_value(usb_hub_reset, 0);
+ gpio_set_value(usb_hub_reset, 1);
+ regulator_disable(em_x270_usb_ldo);
+ err = regulator_enable(em_x270_usb_ldo);
+ if (err)
+ goto err_free_rst_gpio;
+
+ gpio_set_value(usb_hub_reset, 0);
+ gpio_set_value(GPIO9_USB_VBUS_EN, 1);
+
+ return 0;
+
+err_free_rst_gpio:
+ gpio_free(usb_hub_reset);
+err_free_vbus_gpio:
+ gpio_free(GPIO9_USB_VBUS_EN);
+err_free_usb_ldo:
+ regulator_put(em_x270_usb_ldo);
+
+ return err;
+}
+
+static int em_x270_ohci_init(struct device *dev)
+{
+ int err;
+
+ /* we don't want to entirely disable USB if the HUB init failed */
+ err = em_x270_usb_hub_init();
+ if (err)
+ pr_err("USB Hub initialization failed: %d\n", err);
+
+ /* enable port 2 transiever */
+ UP2OCR = UP2OCR_HXS | UP2OCR_HXOE;
+
+ return 0;
+}
+
+static void em_x270_ohci_exit(struct device *dev)
+{
+ gpio_free(usb_hub_reset);
+ gpio_free(GPIO9_USB_VBUS_EN);
+
+ if (!IS_ERR(em_x270_usb_ldo)) {
+ if (regulator_is_enabled(em_x270_usb_ldo))
+ regulator_disable(em_x270_usb_ldo);
+
+ regulator_put(em_x270_usb_ldo);
+ }
+}
+
+static struct pxaohci_platform_data em_x270_ohci_platform_data = {
+ .port_mode = PMM_PERPORT_MODE,
+ .flags = ENABLE_PORT1 | ENABLE_PORT2 | POWER_CONTROL_LOW,
+ .init = em_x270_ohci_init,
+ .exit = em_x270_ohci_exit,
+};
+
+static void __init em_x270_init_ohci(void)
+{
+ pxa_set_ohci_info(&em_x270_ohci_platform_data);
+}
+#else
+static inline void em_x270_init_ohci(void) {}
+#endif
+
+/* MCI controller setup */
+#if defined(CONFIG_MMC) || defined(CONFIG_MMC_MODULE)
+static struct regulator *em_x270_sdio_ldo;
+
+static int em_x270_mci_init(struct device *dev,
+ irq_handler_t em_x270_detect_int,
+ void *data)
+{
+ int err;
+
+ em_x270_sdio_ldo = regulator_get(dev, "vcc sdio");
+ if (IS_ERR(em_x270_sdio_ldo)) {
+ dev_err(dev, "can't request SDIO power supply: %ld\n",
+ PTR_ERR(em_x270_sdio_ldo));
+ return PTR_ERR(em_x270_sdio_ldo);
+ }
+
+ err = request_irq(gpio_to_irq(mmc_cd), em_x270_detect_int,
+ IRQF_TRIGGER_RISING | IRQF_TRIGGER_FALLING,
+ "MMC card detect", data);
+ if (err) {
+ dev_err(dev, "can't request MMC card detect IRQ: %d\n", err);
+ goto err_irq;
+ }
+
+ if (machine_is_em_x270()) {
+ err = gpio_request(GPIO95_MMC_WP, "MMC WP");
+ if (err) {
+ dev_err(dev, "can't request MMC write protect: %d\n",
+ err);
+ goto err_gpio_wp;
+ }
+ gpio_direction_input(GPIO95_MMC_WP);
+ } else {
+ err = gpio_request(GPIO38_SD_PWEN, "sdio power");
+ if (err) {
+ dev_err(dev, "can't request MMC power control : %d\n",
+ err);
+ goto err_gpio_wp;
+ }
+ gpio_direction_output(GPIO38_SD_PWEN, 1);
+ }
+
+ return 0;
+
+err_gpio_wp:
+ free_irq(gpio_to_irq(mmc_cd), data);
+err_irq:
+ regulator_put(em_x270_sdio_ldo);
+
+ return err;
+}
+
+static int em_x270_mci_setpower(struct device *dev, unsigned int vdd)
+{
+ struct pxamci_platform_data* p_d = dev->platform_data;
+
+ if ((1 << vdd) & p_d->ocr_mask) {
+ int vdd_uV = (2000 + (vdd - __ffs(MMC_VDD_20_21)) * 100) * 1000;
+
+ regulator_set_voltage(em_x270_sdio_ldo, vdd_uV, vdd_uV);
+ return regulator_enable(em_x270_sdio_ldo);
+ } else {
+ regulator_disable(em_x270_sdio_ldo);
+ }
+ return 0;
+}
+
+static void em_x270_mci_exit(struct device *dev, void *data)
+{
+ free_irq(gpio_to_irq(mmc_cd), data);
+ regulator_put(em_x270_sdio_ldo);
+
+ if (machine_is_em_x270())
+ gpio_free(GPIO95_MMC_WP);
+ else
+ gpio_free(GPIO38_SD_PWEN);
+}
+
+static int em_x270_mci_get_ro(struct device *dev)
+{
+ return gpio_get_value(GPIO95_MMC_WP);
+}
+
+static struct pxamci_platform_data em_x270_mci_platform_data = {
+ .detect_delay_ms = 250,
+ .ocr_mask = MMC_VDD_20_21|MMC_VDD_21_22|MMC_VDD_22_23|
+ MMC_VDD_24_25|MMC_VDD_25_26|MMC_VDD_26_27|
+ MMC_VDD_27_28|MMC_VDD_28_29|MMC_VDD_29_30|
+ MMC_VDD_30_31|MMC_VDD_31_32,
+ .init = em_x270_mci_init,
+ .setpower = em_x270_mci_setpower,
+ .exit = em_x270_mci_exit,
+ .gpio_card_detect = -1,
+ .gpio_card_ro = -1,
+ .gpio_power = -1,
+};
+
+static void __init em_x270_init_mmc(void)
+{
+ if (machine_is_em_x270())
+ em_x270_mci_platform_data.get_ro = em_x270_mci_get_ro;
+
+ pxa_set_mci_info(&em_x270_mci_platform_data);
+}
+#else
+static inline void em_x270_init_mmc(void) {}
+#endif
+
+/* LCD */
+#if defined(CONFIG_FB_PXA) || defined(CONFIG_FB_PXA_MODULE)
+static struct pxafb_mode_info em_x270_lcd_modes[] = {
+ [0] = {
+ .pixclock = 38250,
+ .bpp = 16,
+ .xres = 480,
+ .yres = 640,
+ .hsync_len = 8,
+ .vsync_len = 2,
+ .left_margin = 8,
+ .upper_margin = 2,
+ .right_margin = 24,
+ .lower_margin = 4,
+ .sync = 0,
+ },
+ [1] = {
+ .pixclock = 153800,
+ .bpp = 16,
+ .xres = 240,
+ .yres = 320,
+ .hsync_len = 8,
+ .vsync_len = 2,
+ .left_margin = 8,
+ .upper_margin = 2,
+ .right_margin = 88,
+ .lower_margin = 2,
+ .sync = 0,
+ },
+};
+
+static struct pxafb_mach_info em_x270_lcd = {
+ .modes = em_x270_lcd_modes,
+ .num_modes = 2,
+ .lcd_conn = LCD_COLOR_TFT_16BPP,
+};
+
+static void __init em_x270_init_lcd(void)
+{
+ pxa_set_fb_info(NULL, &em_x270_lcd);
+}
+#else
+static inline void em_x270_init_lcd(void) {}
+#endif
+
+#if defined(CONFIG_SPI_PXA2XX) || defined(CONFIG_SPI_PXA2XX_MODULE)
+static struct pxa2xx_spi_master em_x270_spi_info = {
+ .num_chipselect = 1,
+};
+
+static struct pxa2xx_spi_chip em_x270_tdo24m_chip = {
+ .rx_threshold = 1,
+ .tx_threshold = 1,
+ .gpio_cs = -1,
+};
+
+static struct tdo24m_platform_data em_x270_tdo24m_pdata = {
+ .model = TDO35S,
+};
+
+static struct pxa2xx_spi_master em_x270_spi_2_info = {
+ .num_chipselect = 1,
+ .enable_dma = 1,
+};
+
+static struct pxa2xx_spi_chip em_x270_libertas_chip = {
+ .rx_threshold = 1,
+ .tx_threshold = 1,
+ .timeout = 1000,
+ .gpio_cs = 14,
+};
+
+static unsigned long em_x270_libertas_pin_config[] = {
+ /* SSP2 */
+ GPIO19_SSP2_SCLK,
+ GPIO14_GPIO,
+ GPIO89_SSP2_TXD,
+ GPIO88_SSP2_RXD,
+};
+
+static int em_x270_libertas_setup(struct spi_device *spi)
+{
+ int err = gpio_request(GPIO115_WLAN_PWEN, "WLAN PWEN");
+ if (err)
+ return err;
+
+ err = gpio_request(GPIO19_WLAN_STRAP, "WLAN STRAP");
+ if (err)
+ goto err_free_pwen;
+
+ if (machine_is_exeda()) {
+ err = gpio_request(GPIO37_WLAN_RST, "WLAN RST");
+ if (err)
+ goto err_free_strap;
+
+ gpio_direction_output(GPIO37_WLAN_RST, 1);
+ msleep(100);
+ }
+
+ gpio_direction_output(GPIO19_WLAN_STRAP, 1);
+ msleep(100);
+
+ pxa2xx_mfp_config(ARRAY_AND_SIZE(em_x270_libertas_pin_config));
+
+ gpio_direction_output(GPIO115_WLAN_PWEN, 0);
+ msleep(100);
+ gpio_set_value(GPIO115_WLAN_PWEN, 1);
+ msleep(100);
+
+ spi->bits_per_word = 16;
+ spi_setup(spi);
+
+ return 0;
+
+err_free_strap:
+ gpio_free(GPIO19_WLAN_STRAP);
+err_free_pwen:
+ gpio_free(GPIO115_WLAN_PWEN);
+
+ return err;
+}
+
+static int em_x270_libertas_teardown(struct spi_device *spi)
+{
+ gpio_set_value(GPIO115_WLAN_PWEN, 0);
+ gpio_free(GPIO115_WLAN_PWEN);
+ gpio_free(GPIO19_WLAN_STRAP);
+
+ if (machine_is_exeda()) {
+ gpio_set_value(GPIO37_WLAN_RST, 0);
+ gpio_free(GPIO37_WLAN_RST);
+ }
+
+ return 0;
+}
+
+struct libertas_spi_platform_data em_x270_libertas_pdata = {
+ .use_dummy_writes = 1,
+ .setup = em_x270_libertas_setup,
+ .teardown = em_x270_libertas_teardown,
+};
+
+static struct spi_board_info em_x270_spi_devices[] __initdata = {
+ {
+ .modalias = "tdo24m",
+ .max_speed_hz = 1000000,
+ .bus_num = 1,
+ .chip_select = 0,
+ .controller_data = &em_x270_tdo24m_chip,
+ .platform_data = &em_x270_tdo24m_pdata,
+ },
+ {
+ .modalias = "libertas_spi",
+ .max_speed_hz = 13000000,
+ .bus_num = 2,
+ .irq = PXA_GPIO_TO_IRQ(116),
+ .chip_select = 0,
+ .controller_data = &em_x270_libertas_chip,
+ .platform_data = &em_x270_libertas_pdata,
+ },
+};
+
+static void __init em_x270_init_spi(void)
+{
+ pxa2xx_set_spi_info(1, &em_x270_spi_info);
+ pxa2xx_set_spi_info(2, &em_x270_spi_2_info);
+ spi_register_board_info(ARRAY_AND_SIZE(em_x270_spi_devices));
+}
+#else
+static inline void em_x270_init_spi(void) {}
+#endif
+
+#if defined(CONFIG_SND_PXA2XX_LIB_AC97)
+static pxa2xx_audio_ops_t em_x270_ac97_info = {
+ .reset_gpio = 113,
+};
+
+static void __init em_x270_init_ac97(void)
+{
+ pxa_set_ac97_info(&em_x270_ac97_info);
+}
+#else
+static inline void em_x270_init_ac97(void) {}
+#endif
+
+#if defined(CONFIG_KEYBOARD_PXA27x) || defined(CONFIG_KEYBOARD_PXA27x_MODULE)
+static const unsigned int em_x270_module_matrix_keys[] = {
+ KEY(0, 0, KEY_A), KEY(1, 0, KEY_UP), KEY(2, 1, KEY_B),
+ KEY(0, 2, KEY_LEFT), KEY(1, 1, KEY_ENTER), KEY(2, 0, KEY_RIGHT),
+ KEY(0, 1, KEY_C), KEY(1, 2, KEY_DOWN), KEY(2, 2, KEY_D),
+};
+
+static struct matrix_keymap_data em_x270_matrix_keymap_data = {
+ .keymap = em_x270_module_matrix_keys,
+ .keymap_size = ARRAY_SIZE(em_x270_module_matrix_keys),
+};
+
+struct pxa27x_keypad_platform_data em_x270_module_keypad_info = {
+ /* code map for the matrix keys */
+ .matrix_key_rows = 3,
+ .matrix_key_cols = 3,
+ .matrix_keymap_data = &em_x270_matrix_keymap_data,
+};
+
+static const unsigned int em_x270_exeda_matrix_keys[] = {
+ KEY(0, 0, KEY_RIGHTSHIFT), KEY(0, 1, KEY_RIGHTCTRL),
+ KEY(0, 2, KEY_RIGHTALT), KEY(0, 3, KEY_SPACE),
+ KEY(0, 4, KEY_LEFTALT), KEY(0, 5, KEY_LEFTCTRL),
+ KEY(0, 6, KEY_ENTER), KEY(0, 7, KEY_SLASH),
+
+ KEY(1, 0, KEY_DOT), KEY(1, 1, KEY_M),
+ KEY(1, 2, KEY_N), KEY(1, 3, KEY_B),
+ KEY(1, 4, KEY_V), KEY(1, 5, KEY_C),
+ KEY(1, 6, KEY_X), KEY(1, 7, KEY_Z),
+
+ KEY(2, 0, KEY_LEFTSHIFT), KEY(2, 1, KEY_SEMICOLON),
+ KEY(2, 2, KEY_L), KEY(2, 3, KEY_K),
+ KEY(2, 4, KEY_J), KEY(2, 5, KEY_H),
+ KEY(2, 6, KEY_G), KEY(2, 7, KEY_F),
+
+ KEY(3, 0, KEY_D), KEY(3, 1, KEY_S),
+ KEY(3, 2, KEY_A), KEY(3, 3, KEY_TAB),
+ KEY(3, 4, KEY_BACKSPACE), KEY(3, 5, KEY_P),
+ KEY(3, 6, KEY_O), KEY(3, 7, KEY_I),
+
+ KEY(4, 0, KEY_U), KEY(4, 1, KEY_Y),
+ KEY(4, 2, KEY_T), KEY(4, 3, KEY_R),
+ KEY(4, 4, KEY_E), KEY(4, 5, KEY_W),
+ KEY(4, 6, KEY_Q), KEY(4, 7, KEY_MINUS),
+
+ KEY(5, 0, KEY_0), KEY(5, 1, KEY_9),
+ KEY(5, 2, KEY_8), KEY(5, 3, KEY_7),
+ KEY(5, 4, KEY_6), KEY(5, 5, KEY_5),
+ KEY(5, 6, KEY_4), KEY(5, 7, KEY_3),
+
+ KEY(6, 0, KEY_2), KEY(6, 1, KEY_1),
+ KEY(6, 2, KEY_ENTER), KEY(6, 3, KEY_END),
+ KEY(6, 4, KEY_DOWN), KEY(6, 5, KEY_UP),
+ KEY(6, 6, KEY_MENU), KEY(6, 7, KEY_F1),
+
+ KEY(7, 0, KEY_LEFT), KEY(7, 1, KEY_RIGHT),
+ KEY(7, 2, KEY_BACK), KEY(7, 3, KEY_HOME),
+ KEY(7, 4, 0), KEY(7, 5, 0),
+ KEY(7, 6, 0), KEY(7, 7, 0),
+};
+
+static struct matrix_keymap_data em_x270_exeda_matrix_keymap_data = {
+ .keymap = em_x270_exeda_matrix_keys,
+ .keymap_size = ARRAY_SIZE(em_x270_exeda_matrix_keys),
+};
+
+struct pxa27x_keypad_platform_data em_x270_exeda_keypad_info = {
+ /* code map for the matrix keys */
+ .matrix_key_rows = 8,
+ .matrix_key_cols = 8,
+ .matrix_keymap_data = &em_x270_exeda_matrix_keymap_data,
+};
+
+static void __init em_x270_init_keypad(void)
+{
+ if (machine_is_em_x270())
+ pxa_set_keypad_info(&em_x270_module_keypad_info);
+ else
+ pxa_set_keypad_info(&em_x270_exeda_keypad_info);
+}
+#else
+static inline void em_x270_init_keypad(void) {}
+#endif
+
+#if defined(CONFIG_KEYBOARD_GPIO) || defined(CONFIG_KEYBOARD_GPIO_MODULE)
+static struct gpio_keys_button gpio_keys_button[] = {
+ [0] = {
+ .desc = "sleep/wakeup",
+ .code = KEY_SUSPEND,
+ .type = EV_PWR,
+ .gpio = 1,
+ .wakeup = 1,
+ },
+};
+
+static struct gpio_keys_platform_data em_x270_gpio_keys_data = {
+ .buttons = gpio_keys_button,
+ .nbuttons = 1,
+};
+
+static struct platform_device em_x270_gpio_keys = {
+ .name = "gpio-keys",
+ .id = -1,
+ .dev = {
+ .platform_data = &em_x270_gpio_keys_data,
+ },
+};
+
+static void __init em_x270_init_gpio_keys(void)
+{
+ platform_device_register(&em_x270_gpio_keys);
+}
+#else
+static inline void em_x270_init_gpio_keys(void) {}
+#endif
+
+/* Quick Capture Interface and sensor setup */
+#if defined(CONFIG_VIDEO_PXA27x) || defined(CONFIG_VIDEO_PXA27x_MODULE)
+static int em_x270_sensor_init(void)
+{
+ int ret;
+
+ ret = gpio_request(cam_reset, "camera reset");
+ if (ret)
+ return ret;
+
+ gpio_direction_output(cam_reset, 0);
+ gpio_set_value(cam_reset, 1);
+
+ return 0;
+}
+
+static struct regulator_consumer_supply camera_dummy_supplies[] = {
+ REGULATOR_SUPPLY("vdd", "0-005d"),
+};
+
+static struct regulator_init_data camera_dummy_initdata = {
+ .consumer_supplies = camera_dummy_supplies,
+ .num_consumer_supplies = ARRAY_SIZE(camera_dummy_supplies),
+ .constraints = {
+ .valid_ops_mask = REGULATOR_CHANGE_STATUS,
+ },
+};
+
+static struct fixed_voltage_config camera_dummy_config = {
+ .supply_name = "camera_vdd",
+ .input_supply = "vcc cam",
+ .microvolts = 2800000,
+ .gpio = -1,
+ .enable_high = 0,
+ .init_data = &camera_dummy_initdata,
+};
+
+static struct platform_device camera_supply_dummy_device = {
+ .name = "reg-fixed-voltage",
+ .id = 1,
+ .dev = {
+ .platform_data = &camera_dummy_config,
+ },
+};
+
+struct pxacamera_platform_data em_x270_camera_platform_data = {
+ .flags = PXA_CAMERA_MASTER | PXA_CAMERA_DATAWIDTH_8 |
+ PXA_CAMERA_PCLK_EN | PXA_CAMERA_MCLK_EN,
+ .mclk_10khz = 2600,
+ .sensor_i2c_adapter_id = 0,
+ .sensor_i2c_address = 0x5d,
+};
+
+static void __init em_x270_init_camera(void)
+{
+ if (em_x270_sensor_init() == 0)
+ pxa_set_camera_info(&em_x270_camera_platform_data);
+ platform_device_register(&camera_supply_dummy_device);
+}
+#else
+static inline void em_x270_init_camera(void) {}
+#endif
+
+static struct regulator_bulk_data em_x270_gps_consumer_supply = {
+ .supply = "vcc gps",
+};
+
+static struct regulator_userspace_consumer_data em_x270_gps_consumer_data = {
+ .name = "vcc gps",
+ .num_supplies = 1,
+ .supplies = &em_x270_gps_consumer_supply,
+};
+
+static struct platform_device em_x270_gps_userspace_consumer = {
+ .name = "reg-userspace-consumer",
+ .id = 0,
+ .dev = {
+ .platform_data = &em_x270_gps_consumer_data,
+ },
+};
+
+static struct regulator_bulk_data em_x270_gprs_consumer_supply = {
+ .supply = "vcc gprs",
+};
+
+static struct regulator_userspace_consumer_data em_x270_gprs_consumer_data = {
+ .name = "vcc gprs",
+ .num_supplies = 1,
+ .supplies = &em_x270_gprs_consumer_supply
+};
+
+static struct platform_device em_x270_gprs_userspace_consumer = {
+ .name = "reg-userspace-consumer",
+ .id = 1,
+ .dev = {
+ .platform_data = &em_x270_gprs_consumer_data,
+ }
+};
+
+static struct platform_device *em_x270_userspace_consumers[] = {
+ &em_x270_gps_userspace_consumer,
+ &em_x270_gprs_userspace_consumer,
+};
+
+static void __init em_x270_userspace_consumers_init(void)
+{
+ platform_add_devices(ARRAY_AND_SIZE(em_x270_userspace_consumers));
+}
+
+/* DA9030 related initializations */
+#define REGULATOR_CONSUMER(_name, _dev_name, _supply) \
+ static struct regulator_consumer_supply _name##_consumers[] = { \
+ REGULATOR_SUPPLY(_supply, _dev_name), \
+ }
+
+REGULATOR_CONSUMER(ldo3, "reg-userspace-consumer.0", "vcc gps");
+REGULATOR_CONSUMER(ldo5, NULL, "vcc cam");
+REGULATOR_CONSUMER(ldo10, "pxa2xx-mci", "vcc sdio");
+REGULATOR_CONSUMER(ldo12, NULL, "vcc usb");
+REGULATOR_CONSUMER(ldo19, "reg-userspace-consumer.1", "vcc gprs");
+REGULATOR_CONSUMER(buck2, NULL, "vcc_core");
+
+#define REGULATOR_INIT(_ldo, _min_uV, _max_uV, _ops_mask) \
+ static struct regulator_init_data _ldo##_data = { \
+ .constraints = { \
+ .min_uV = _min_uV, \
+ .max_uV = _max_uV, \
+ .state_mem = { \
+ .enabled = 0, \
+ }, \
+ .valid_ops_mask = _ops_mask, \
+ .apply_uV = 1, \
+ }, \
+ .num_consumer_supplies = ARRAY_SIZE(_ldo##_consumers), \
+ .consumer_supplies = _ldo##_consumers, \
+ };
+
+REGULATOR_INIT(ldo3, 3200000, 3200000, REGULATOR_CHANGE_STATUS);
+REGULATOR_INIT(ldo5, 3000000, 3000000, REGULATOR_CHANGE_STATUS);
+REGULATOR_INIT(ldo10, 2000000, 3200000,
+ REGULATOR_CHANGE_STATUS | REGULATOR_CHANGE_VOLTAGE);
+REGULATOR_INIT(ldo12, 3000000, 3000000, REGULATOR_CHANGE_STATUS);
+REGULATOR_INIT(ldo19, 3200000, 3200000, REGULATOR_CHANGE_STATUS);
+REGULATOR_INIT(buck2, 1000000, 1650000, REGULATOR_CHANGE_VOLTAGE);
+
+struct led_info em_x270_led_info = {
+ .name = "em-x270:orange",
+ .default_trigger = "battery-charging-or-full",
+};
+
+struct power_supply_info em_x270_psy_info = {
+ .name = "battery",
+ .technology = POWER_SUPPLY_TECHNOLOGY_LIPO,
+ .voltage_max_design = 4200000,
+ .voltage_min_design = 3000000,
+ .use_for_apm = 1,
+};
+
+static void em_x270_battery_low(void)
+{
+#if defined(CONFIG_APM_EMULATION)
+ apm_queue_event(APM_LOW_BATTERY);
+#endif
+}
+
+static void em_x270_battery_critical(void)
+{
+#if defined(CONFIG_APM_EMULATION)
+ apm_queue_event(APM_CRITICAL_SUSPEND);
+#endif
+}
+
+struct da9030_battery_info em_x270_batterty_info = {
+ .battery_info = &em_x270_psy_info,
+
+ .charge_milliamp = 1000,
+ .charge_millivolt = 4200,
+
+ .vbat_low = 3600,
+ .vbat_crit = 3400,
+ .vbat_charge_start = 4100,
+ .vbat_charge_stop = 4200,
+ .vbat_charge_restart = 4000,
+
+ .vcharge_min = 3200,
+ .vcharge_max = 5500,
+
+ .tbat_low = 197,
+ .tbat_high = 78,
+ .tbat_restart = 100,
+
+ .batmon_interval = 0,
+
+ .battery_low = em_x270_battery_low,
+ .battery_critical = em_x270_battery_critical,
+};
+
+#define DA9030_SUBDEV(_name, _id, _pdata) \
+ { \
+ .name = "da903x-" #_name, \
+ .id = DA9030_ID_##_id, \
+ .platform_data = _pdata, \
+ }
+
+#define DA9030_LDO(num) DA9030_SUBDEV(regulator, LDO##num, &ldo##num##_data)
+
+struct da903x_subdev_info em_x270_da9030_subdevs[] = {
+ DA9030_LDO(3),
+ DA9030_LDO(5),
+ DA9030_LDO(10),
+ DA9030_LDO(12),
+ DA9030_LDO(19),
+
+ DA9030_SUBDEV(regulator, BUCK2, &buck2_data),
+
+ DA9030_SUBDEV(led, LED_PC, &em_x270_led_info),
+ DA9030_SUBDEV(backlight, WLED, &em_x270_led_info),
+ DA9030_SUBDEV(battery, BAT, &em_x270_batterty_info),
+};
+
+static struct da903x_platform_data em_x270_da9030_info = {
+ .num_subdevs = ARRAY_SIZE(em_x270_da9030_subdevs),
+ .subdevs = em_x270_da9030_subdevs,
+};
+
+static struct i2c_board_info em_x270_i2c_pmic_info = {
+ I2C_BOARD_INFO("da9030", 0x49),
+ .irq = PXA_GPIO_TO_IRQ(0),
+ .platform_data = &em_x270_da9030_info,
+};
+
+static struct i2c_pxa_platform_data em_x270_pwr_i2c_info = {
+ .use_pio = 1,
+};
+
+static void __init em_x270_init_da9030(void)
+{
+ pxa27x_set_i2c_power_info(&em_x270_pwr_i2c_info);
+ i2c_register_board_info(1, &em_x270_i2c_pmic_info, 1);
+}
+
+static struct pca953x_platform_data exeda_gpio_ext_pdata = {
+ .gpio_base = 128,
+};
+
+static struct i2c_board_info exeda_i2c_info[] = {
+ {
+ I2C_BOARD_INFO("pca9555", 0x21),
+ .platform_data = &exeda_gpio_ext_pdata,
+ },
+};
+
+static struct i2c_pxa_platform_data em_x270_i2c_info = {
+ .fast_mode = 1,
+};
+
+static void __init em_x270_init_i2c(void)
+{
+ pxa_set_i2c_info(&em_x270_i2c_info);
+
+ if (machine_is_exeda())
+ i2c_register_board_info(0, ARRAY_AND_SIZE(exeda_i2c_info));
+}
+
+static void __init em_x270_module_init(void)
+{
+ pxa2xx_mfp_config(ARRAY_AND_SIZE(em_x270_pin_config));
+
+ mmc_cd = GPIO13_MMC_CD;
+ nand_rb = GPIO56_NAND_RB;
+ dm9000_flags = DM9000_PLATF_32BITONLY;
+ cam_reset = GPIO93_CAM_RESET;
+ usb_hub_reset = GPIO16_USB_HUB_RESET;
+}
+
+static void __init em_x270_exeda_init(void)
+{
+ pxa2xx_mfp_config(ARRAY_AND_SIZE(exeda_pin_config));
+
+ mmc_cd = GPIO114_MMC_CD;
+ nand_rb = GPIO20_NAND_RB;
+ dm9000_flags = DM9000_PLATF_16BITONLY;
+ cam_reset = GPIO130_CAM_RESET;
+ usb_hub_reset = GPIO10_USB_HUB_RESET;
+}
+
+static void __init em_x270_init(void)
+{
+ pxa2xx_mfp_config(ARRAY_AND_SIZE(common_pin_config));
+
+ pxa_set_ffuart_info(NULL);
+ pxa_set_btuart_info(NULL);
+ pxa_set_stuart_info(NULL);
+
+#ifdef CONFIG_PM
+ pxa27x_set_pwrmode(PWRMODE_DEEPSLEEP);
+#endif
+
+ if (machine_is_em_x270())
+ em_x270_module_init();
+ else if (machine_is_exeda())
+ em_x270_exeda_init();
+ else
+ panic("Unsupported machine: %d\n", machine_arch_type);
+
+ em_x270_init_da9030();
+ em_x270_init_dm9000();
+ em_x270_init_rtc();
+ em_x270_init_nand();
+ em_x270_init_nor();
+ em_x270_init_lcd();
+ em_x270_init_mmc();
+ em_x270_init_ohci();
+ em_x270_init_keypad();
+ em_x270_init_gpio_keys();
+ em_x270_init_ac97();
+ em_x270_init_spi();
+ em_x270_init_i2c();
+ em_x270_init_camera();
+ em_x270_userspace_consumers_init();
+
+ regulator_has_full_constraints();
+}
+
+MACHINE_START(EM_X270, "Compulab EM-X270")
+ .atag_offset = 0x100,
+ .map_io = pxa27x_map_io,
+ .nr_irqs = PXA_NR_IRQS,
+ .init_irq = pxa27x_init_irq,
+ .handle_irq = pxa27x_handle_irq,
+ .init_time = pxa_timer_init,
+ .init_machine = em_x270_init,
+ .restart = pxa_restart,
+MACHINE_END
+
+MACHINE_START(EXEDA, "Compulab eXeda")
+ .atag_offset = 0x100,
+ .map_io = pxa27x_map_io,
+ .nr_irqs = PXA_NR_IRQS,
+ .init_irq = pxa27x_init_irq,
+ .handle_irq = pxa27x_handle_irq,
+ .init_time = pxa_timer_init,
+ .init_machine = em_x270_init,
+ .restart = pxa_restart,
+MACHINE_END