summaryrefslogtreecommitdiff
path: root/arch/arm/mach-omap1/board-htcherald.c
diff options
context:
space:
mode:
Diffstat (limited to 'arch/arm/mach-omap1/board-htcherald.c')
-rw-r--r--arch/arm/mach-omap1/board-htcherald.c608
1 files changed, 608 insertions, 0 deletions
diff --git a/arch/arm/mach-omap1/board-htcherald.c b/arch/arm/mach-omap1/board-htcherald.c
new file mode 100644
index 000000000..35a2379b9
--- /dev/null
+++ b/arch/arm/mach-omap1/board-htcherald.c
@@ -0,0 +1,608 @@
+/*
+ * HTC Herald board configuration
+ * Copyright (C) 2009 Cory Maccarrone <darkstar6262@gmail.com>
+ * Copyright (C) 2009 Wing Linux
+ *
+ * Based on the board-htcwizard.c file from the linwizard project:
+ * Copyright (C) 2006 Unai Uribarri
+ * Copyright (C) 2008 linwizard.sourceforge.net
+ *
+ * This program is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU General Public License as
+ * published by the Free Software Foundation; either version 2 of the
+ * License, or (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful, but
+ * WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
+ * General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program; if not, write to the Free Software
+ * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA
+ * 02110-1301, USA.
+ *
+ */
+#include <linux/kernel.h>
+#include <linux/init.h>
+#include <linux/platform_device.h>
+#include <linux/input.h>
+#include <linux/delay.h>
+#include <linux/gpio.h>
+#include <linux/gpio_keys.h>
+#include <linux/i2c.h>
+#include <linux/i2c-gpio.h>
+#include <linux/htcpld.h>
+#include <linux/leds.h>
+#include <linux/spi/spi.h>
+#include <linux/spi/ads7846.h>
+#include <linux/omapfb.h>
+#include <linux/platform_data/keypad-omap.h>
+
+#include <asm/mach-types.h>
+#include <asm/mach/arch.h>
+
+#include <mach/omap7xx.h>
+#include "mmc.h"
+
+#include <mach/irqs.h>
+#include <mach/usb.h>
+
+#include "common.h"
+
+/* LCD register definition */
+#define OMAP_LCDC_CONTROL (0xfffec000 + 0x00)
+#define OMAP_LCDC_STATUS (0xfffec000 + 0x10)
+#define OMAP_DMA_LCD_CCR (0xfffee300 + 0xc2)
+#define OMAP_DMA_LCD_CTRL (0xfffee300 + 0xc4)
+#define OMAP_LCDC_CTRL_LCD_EN (1 << 0)
+#define OMAP_LCDC_STAT_DONE (1 << 0)
+
+/* GPIO definitions for the power button and keyboard slide switch */
+#define HTCHERALD_GPIO_POWER 139
+#define HTCHERALD_GPIO_SLIDE 174
+#define HTCHERALD_GIRQ_BTNS 141
+
+/* GPIO definitions for the touchscreen */
+#define HTCHERALD_GPIO_TS 76
+
+/* HTCPLD definitions */
+
+/*
+ * CPLD Logic
+ *
+ * Chip 3 - 0x03
+ *
+ * Function 7 6 5 4 3 2 1 0
+ * ------------------------------------
+ * DPAD light x x x x x x x 1
+ * SoundDev x x x x 1 x x x
+ * Screen white 1 x x x x x x x
+ * MMC power on x x x x x 1 x x
+ * Happy times (n) 0 x x x x 1 x x
+ *
+ * Chip 4 - 0x04
+ *
+ * Function 7 6 5 4 3 2 1 0
+ * ------------------------------------
+ * Keyboard light x x x x x x x 1
+ * LCD Bright (4) x x x x x 1 1 x
+ * LCD Bright (3) x x x x x 0 1 x
+ * LCD Bright (2) x x x x x 1 0 x
+ * LCD Bright (1) x x x x x 0 0 x
+ * LCD Off x x x x 0 x x x
+ * LCD image (fb) 1 x x x x x x x
+ * LCD image (white) 0 x x x x x x x
+ * Caps lock LED x x 1 x x x x x
+ *
+ * Chip 5 - 0x05
+ *
+ * Function 7 6 5 4 3 2 1 0
+ * ------------------------------------
+ * Red (solid) x x x x x 1 x x
+ * Red (flash) x x x x x x 1 x
+ * Green (GSM flash) x x x x 1 x x x
+ * Green (GSM solid) x x x 1 x x x x
+ * Green (wifi flash) x x 1 x x x x x
+ * Blue (bt flash) x 1 x x x x x x
+ * DPAD Int Enable 1 x x x x x x 0
+ *
+ * (Combinations of the above can be made for different colors.)
+ * The direction pad interrupt enable must be set each time the
+ * interrupt is handled.
+ *
+ * Chip 6 - 0x06
+ *
+ * Function 7 6 5 4 3 2 1 0
+ * ------------------------------------
+ * Vibrator x x x x 1 x x x
+ * Alt LED x x x 1 x x x x
+ * Screen white 1 x x x x x x x
+ * Screen white x x 1 x x x x x
+ * Screen white x 0 x x x x x x
+ * Enable kbd dpad x x x x x x 0 x
+ * Happy Times 0 1 0 x x x 0 x
+ */
+
+/*
+ * HTCPLD GPIO lines start 16 after OMAP_MAX_GPIO_LINES to account
+ * for the 16 MPUIO lines.
+ */
+#define HTCPLD_GPIO_START_OFFSET (OMAP_MAX_GPIO_LINES + 16)
+#define HTCPLD_IRQ(chip, offset) (OMAP_IRQ_END + 8 * (chip) + (offset))
+#define HTCPLD_BASE(chip, offset) \
+ (HTCPLD_GPIO_START_OFFSET + 8 * (chip) + (offset))
+
+#define HTCPLD_GPIO_LED_DPAD HTCPLD_BASE(0, 0)
+#define HTCPLD_GPIO_LED_KBD HTCPLD_BASE(1, 0)
+#define HTCPLD_GPIO_LED_CAPS HTCPLD_BASE(1, 5)
+#define HTCPLD_GPIO_LED_RED_FLASH HTCPLD_BASE(2, 1)
+#define HTCPLD_GPIO_LED_RED_SOLID HTCPLD_BASE(2, 2)
+#define HTCPLD_GPIO_LED_GREEN_FLASH HTCPLD_BASE(2, 3)
+#define HTCPLD_GPIO_LED_GREEN_SOLID HTCPLD_BASE(2, 4)
+#define HTCPLD_GPIO_LED_WIFI HTCPLD_BASE(2, 5)
+#define HTCPLD_GPIO_LED_BT HTCPLD_BASE(2, 6)
+#define HTCPLD_GPIO_LED_VIBRATE HTCPLD_BASE(3, 3)
+#define HTCPLD_GPIO_LED_ALT HTCPLD_BASE(3, 4)
+
+#define HTCPLD_GPIO_RIGHT_KBD HTCPLD_BASE(6, 7)
+#define HTCPLD_GPIO_UP_KBD HTCPLD_BASE(6, 6)
+#define HTCPLD_GPIO_LEFT_KBD HTCPLD_BASE(6, 5)
+#define HTCPLD_GPIO_DOWN_KBD HTCPLD_BASE(6, 4)
+
+#define HTCPLD_GPIO_RIGHT_DPAD HTCPLD_BASE(7, 7)
+#define HTCPLD_GPIO_UP_DPAD HTCPLD_BASE(7, 6)
+#define HTCPLD_GPIO_LEFT_DPAD HTCPLD_BASE(7, 5)
+#define HTCPLD_GPIO_DOWN_DPAD HTCPLD_BASE(7, 4)
+#define HTCPLD_GPIO_ENTER_DPAD HTCPLD_BASE(7, 3)
+
+/*
+ * The htcpld chip requires a gpio write to a specific line
+ * to re-enable interrupts after one has occurred.
+ */
+#define HTCPLD_GPIO_INT_RESET_HI HTCPLD_BASE(2, 7)
+#define HTCPLD_GPIO_INT_RESET_LO HTCPLD_BASE(2, 0)
+
+/* Chip 5 */
+#define HTCPLD_IRQ_RIGHT_KBD HTCPLD_IRQ(0, 7)
+#define HTCPLD_IRQ_UP_KBD HTCPLD_IRQ(0, 6)
+#define HTCPLD_IRQ_LEFT_KBD HTCPLD_IRQ(0, 5)
+#define HTCPLD_IRQ_DOWN_KBD HTCPLD_IRQ(0, 4)
+
+/* Chip 6 */
+#define HTCPLD_IRQ_RIGHT_DPAD HTCPLD_IRQ(1, 7)
+#define HTCPLD_IRQ_UP_DPAD HTCPLD_IRQ(1, 6)
+#define HTCPLD_IRQ_LEFT_DPAD HTCPLD_IRQ(1, 5)
+#define HTCPLD_IRQ_DOWN_DPAD HTCPLD_IRQ(1, 4)
+#define HTCPLD_IRQ_ENTER_DPAD HTCPLD_IRQ(1, 3)
+
+/* Keyboard definition */
+
+static const unsigned int htc_herald_keymap[] = {
+ KEY(0, 0, KEY_RECORD), /* Mail button */
+ KEY(1, 0, KEY_CAMERA), /* Camera */
+ KEY(2, 0, KEY_PHONE), /* Send key */
+ KEY(3, 0, KEY_VOLUMEUP), /* Volume up */
+ KEY(4, 0, KEY_F2), /* Right bar (landscape) */
+ KEY(5, 0, KEY_MAIL), /* Win key (portrait) */
+ KEY(6, 0, KEY_DIRECTORY), /* Right bar (protrait) */
+ KEY(0, 1, KEY_LEFTCTRL), /* Windows key */
+ KEY(1, 1, KEY_COMMA),
+ KEY(2, 1, KEY_M),
+ KEY(3, 1, KEY_K),
+ KEY(4, 1, KEY_SLASH), /* OK key */
+ KEY(5, 1, KEY_I),
+ KEY(6, 1, KEY_U),
+ KEY(0, 2, KEY_LEFTALT),
+ KEY(1, 2, KEY_TAB),
+ KEY(2, 2, KEY_N),
+ KEY(3, 2, KEY_J),
+ KEY(4, 2, KEY_ENTER),
+ KEY(5, 2, KEY_H),
+ KEY(6, 2, KEY_Y),
+ KEY(0, 3, KEY_SPACE),
+ KEY(1, 3, KEY_L),
+ KEY(2, 3, KEY_B),
+ KEY(3, 3, KEY_V),
+ KEY(4, 3, KEY_BACKSPACE),
+ KEY(5, 3, KEY_G),
+ KEY(6, 3, KEY_T),
+ KEY(0, 4, KEY_CAPSLOCK), /* Shift */
+ KEY(1, 4, KEY_C),
+ KEY(2, 4, KEY_F),
+ KEY(3, 4, KEY_R),
+ KEY(4, 4, KEY_O),
+ KEY(5, 4, KEY_E),
+ KEY(6, 4, KEY_D),
+ KEY(0, 5, KEY_X),
+ KEY(1, 5, KEY_Z),
+ KEY(2, 5, KEY_S),
+ KEY(3, 5, KEY_W),
+ KEY(4, 5, KEY_P),
+ KEY(5, 5, KEY_Q),
+ KEY(6, 5, KEY_A),
+ KEY(0, 6, KEY_CONNECT), /* Voice button */
+ KEY(2, 6, KEY_CANCEL), /* End key */
+ KEY(3, 6, KEY_VOLUMEDOWN), /* Volume down */
+ KEY(4, 6, KEY_F1), /* Left bar (landscape) */
+ KEY(5, 6, KEY_WWW), /* OK button (portrait) */
+ KEY(6, 6, KEY_CALENDAR), /* Left bar (portrait) */
+};
+
+static const struct matrix_keymap_data htc_herald_keymap_data = {
+ .keymap = htc_herald_keymap,
+ .keymap_size = ARRAY_SIZE(htc_herald_keymap),
+};
+
+static struct omap_kp_platform_data htcherald_kp_data = {
+ .rows = 7,
+ .cols = 7,
+ .delay = 20,
+ .rep = true,
+ .keymap_data = &htc_herald_keymap_data,
+};
+
+static struct resource kp_resources[] = {
+ [0] = {
+ .start = INT_7XX_MPUIO_KEYPAD,
+ .end = INT_7XX_MPUIO_KEYPAD,
+ .flags = IORESOURCE_IRQ,
+ },
+};
+
+static struct platform_device kp_device = {
+ .name = "omap-keypad",
+ .id = -1,
+ .dev = {
+ .platform_data = &htcherald_kp_data,
+ },
+ .num_resources = ARRAY_SIZE(kp_resources),
+ .resource = kp_resources,
+};
+
+/* GPIO buttons for keyboard slide and power button */
+static struct gpio_keys_button herald_gpio_keys_table[] = {
+ {BTN_0, HTCHERALD_GPIO_POWER, 1, "POWER", EV_KEY, 1, 20},
+ {SW_LID, HTCHERALD_GPIO_SLIDE, 0, "SLIDE", EV_SW, 1, 20},
+
+ {KEY_LEFT, HTCPLD_GPIO_LEFT_KBD, 1, "LEFT", EV_KEY, 1, 20},
+ {KEY_RIGHT, HTCPLD_GPIO_RIGHT_KBD, 1, "RIGHT", EV_KEY, 1, 20},
+ {KEY_UP, HTCPLD_GPIO_UP_KBD, 1, "UP", EV_KEY, 1, 20},
+ {KEY_DOWN, HTCPLD_GPIO_DOWN_KBD, 1, "DOWN", EV_KEY, 1, 20},
+
+ {KEY_LEFT, HTCPLD_GPIO_LEFT_DPAD, 1, "DLEFT", EV_KEY, 1, 20},
+ {KEY_RIGHT, HTCPLD_GPIO_RIGHT_DPAD, 1, "DRIGHT", EV_KEY, 1, 20},
+ {KEY_UP, HTCPLD_GPIO_UP_DPAD, 1, "DUP", EV_KEY, 1, 20},
+ {KEY_DOWN, HTCPLD_GPIO_DOWN_DPAD, 1, "DDOWN", EV_KEY, 1, 20},
+ {KEY_ENTER, HTCPLD_GPIO_ENTER_DPAD, 1, "DENTER", EV_KEY, 1, 20},
+};
+
+static struct gpio_keys_platform_data herald_gpio_keys_data = {
+ .buttons = herald_gpio_keys_table,
+ .nbuttons = ARRAY_SIZE(herald_gpio_keys_table),
+ .rep = true,
+};
+
+static struct platform_device herald_gpiokeys_device = {
+ .name = "gpio-keys",
+ .id = -1,
+ .dev = {
+ .platform_data = &herald_gpio_keys_data,
+ },
+};
+
+/* LEDs for the Herald. These connect to the HTCPLD GPIO device. */
+static struct gpio_led gpio_leds[] = {
+ {"dpad", NULL, HTCPLD_GPIO_LED_DPAD, 0, 0, LEDS_GPIO_DEFSTATE_OFF},
+ {"kbd", NULL, HTCPLD_GPIO_LED_KBD, 0, 0, LEDS_GPIO_DEFSTATE_OFF},
+ {"vibrate", NULL, HTCPLD_GPIO_LED_VIBRATE, 0, 0, LEDS_GPIO_DEFSTATE_OFF},
+ {"green_solid", NULL, HTCPLD_GPIO_LED_GREEN_SOLID, 0, 0, LEDS_GPIO_DEFSTATE_OFF},
+ {"green_flash", NULL, HTCPLD_GPIO_LED_GREEN_FLASH, 0, 0, LEDS_GPIO_DEFSTATE_OFF},
+ {"red_solid", "mmc0", HTCPLD_GPIO_LED_RED_SOLID, 0, 0, LEDS_GPIO_DEFSTATE_OFF},
+ {"red_flash", NULL, HTCPLD_GPIO_LED_RED_FLASH, 0, 0, LEDS_GPIO_DEFSTATE_OFF},
+ {"wifi", NULL, HTCPLD_GPIO_LED_WIFI, 0, 0, LEDS_GPIO_DEFSTATE_OFF},
+ {"bt", NULL, HTCPLD_GPIO_LED_BT, 0, 0, LEDS_GPIO_DEFSTATE_OFF},
+ {"caps", NULL, HTCPLD_GPIO_LED_CAPS, 0, 0, LEDS_GPIO_DEFSTATE_OFF},
+ {"alt", NULL, HTCPLD_GPIO_LED_ALT, 0, 0, LEDS_GPIO_DEFSTATE_OFF},
+};
+
+static struct gpio_led_platform_data gpio_leds_data = {
+ .leds = gpio_leds,
+ .num_leds = ARRAY_SIZE(gpio_leds),
+};
+
+static struct platform_device gpio_leds_device = {
+ .name = "leds-gpio",
+ .id = 0,
+ .dev = {
+ .platform_data = &gpio_leds_data,
+ },
+};
+
+/* HTC PLD chips */
+
+static struct resource htcpld_resources[] = {
+ [0] = {
+ .flags = IORESOURCE_IRQ,
+ },
+};
+
+static struct htcpld_chip_platform_data htcpld_chips[] = {
+ [0] = {
+ .addr = 0x03,
+ .reset = 0x04,
+ .num_gpios = 8,
+ .gpio_out_base = HTCPLD_BASE(0, 0),
+ .gpio_in_base = HTCPLD_BASE(4, 0),
+ },
+ [1] = {
+ .addr = 0x04,
+ .reset = 0x8e,
+ .num_gpios = 8,
+ .gpio_out_base = HTCPLD_BASE(1, 0),
+ .gpio_in_base = HTCPLD_BASE(5, 0),
+ },
+ [2] = {
+ .addr = 0x05,
+ .reset = 0x80,
+ .num_gpios = 8,
+ .gpio_out_base = HTCPLD_BASE(2, 0),
+ .gpio_in_base = HTCPLD_BASE(6, 0),
+ .irq_base = HTCPLD_IRQ(0, 0),
+ .num_irqs = 8,
+ },
+ [3] = {
+ .addr = 0x06,
+ .reset = 0x40,
+ .num_gpios = 8,
+ .gpio_out_base = HTCPLD_BASE(3, 0),
+ .gpio_in_base = HTCPLD_BASE(7, 0),
+ .irq_base = HTCPLD_IRQ(1, 0),
+ .num_irqs = 8,
+ },
+};
+
+static struct htcpld_core_platform_data htcpld_pfdata = {
+ .int_reset_gpio_hi = HTCPLD_GPIO_INT_RESET_HI,
+ .int_reset_gpio_lo = HTCPLD_GPIO_INT_RESET_LO,
+ .i2c_adapter_id = 1,
+
+ .chip = htcpld_chips,
+ .num_chip = ARRAY_SIZE(htcpld_chips),
+};
+
+static struct platform_device htcpld_device = {
+ .name = "i2c-htcpld",
+ .id = -1,
+ .resource = htcpld_resources,
+ .num_resources = ARRAY_SIZE(htcpld_resources),
+ .dev = {
+ .platform_data = &htcpld_pfdata,
+ },
+};
+
+/* USB Device */
+static struct omap_usb_config htcherald_usb_config __initdata = {
+ .otg = 0,
+ .register_host = 0,
+ .register_dev = 1,
+ .hmc_mode = 4,
+ .pins[0] = 2,
+};
+
+/* LCD Device resources */
+static struct omap_lcd_config htcherald_lcd_config __initdata = {
+ .ctrl_name = "internal",
+};
+
+static struct platform_device lcd_device = {
+ .name = "lcd_htcherald",
+ .id = -1,
+};
+
+/* MMC Card */
+#if defined(CONFIG_MMC_OMAP) || defined(CONFIG_MMC_OMAP_MODULE)
+static struct omap_mmc_platform_data htc_mmc1_data = {
+ .nr_slots = 1,
+ .switch_slot = NULL,
+ .slots[0] = {
+ .ocr_mask = MMC_VDD_32_33 | MMC_VDD_33_34,
+ .name = "mmcblk",
+ .nomux = 1,
+ .wires = 4,
+ .switch_pin = -1,
+ },
+};
+
+static struct omap_mmc_platform_data *htc_mmc_data[1];
+#endif
+
+
+/* Platform devices for the Herald */
+static struct platform_device *devices[] __initdata = {
+ &kp_device,
+ &lcd_device,
+ &htcpld_device,
+ &gpio_leds_device,
+ &herald_gpiokeys_device,
+};
+
+/*
+ * Touchscreen
+ */
+static const struct ads7846_platform_data htcherald_ts_platform_data = {
+ .model = 7846,
+ .keep_vref_on = 1,
+ .x_plate_ohms = 496,
+ .gpio_pendown = HTCHERALD_GPIO_TS,
+ .pressure_max = 10000,
+ .pressure_min = 5000,
+ .x_min = 528,
+ .x_max = 3760,
+ .y_min = 624,
+ .y_max = 3760,
+};
+
+static struct spi_board_info __initdata htcherald_spi_board_info[] = {
+ {
+ .modalias = "ads7846",
+ .platform_data = &htcherald_ts_platform_data,
+ .max_speed_hz = 2500000,
+ .bus_num = 2,
+ .chip_select = 1,
+ }
+};
+
+/*
+ * Init functions from here on
+ */
+
+static void __init htcherald_lcd_init(void)
+{
+ u32 reg;
+ unsigned int tries = 200;
+
+ /* disable controller if active */
+ reg = omap_readl(OMAP_LCDC_CONTROL);
+ if (reg & OMAP_LCDC_CTRL_LCD_EN) {
+ reg &= ~OMAP_LCDC_CTRL_LCD_EN;
+ omap_writel(reg, OMAP_LCDC_CONTROL);
+
+ /* wait for end of frame */
+ while (!(omap_readl(OMAP_LCDC_STATUS) & OMAP_LCDC_STAT_DONE)) {
+ tries--;
+ if (!tries)
+ break;
+ }
+ if (!tries)
+ pr_err("Timeout waiting for end of frame -- LCD may not be available\n");
+
+ /* turn off DMA */
+ reg = omap_readw(OMAP_DMA_LCD_CCR);
+ reg &= ~(1 << 7);
+ omap_writew(reg, OMAP_DMA_LCD_CCR);
+
+ reg = omap_readw(OMAP_DMA_LCD_CTRL);
+ reg &= ~(1 << 8);
+ omap_writew(reg, OMAP_DMA_LCD_CTRL);
+ }
+}
+
+static void __init htcherald_map_io(void)
+{
+ omap7xx_map_io();
+
+ /*
+ * The LCD panel must be disabled and DMA turned off here, as doing
+ * it later causes the LCD never to reinitialize.
+ */
+ htcherald_lcd_init();
+
+ printk(KERN_INFO "htcherald_map_io done.\n");
+}
+
+static void __init htcherald_disable_watchdog(void)
+{
+ /* Disable watchdog if running */
+ if (omap_readl(OMAP_WDT_TIMER_MODE) & 0x8000) {
+ /*
+ * disable a potentially running watchdog timer before
+ * it kills us.
+ */
+ printk(KERN_WARNING "OMAP850 Watchdog seems to be activated, disabling it for now.\n");
+ omap_writel(0xF5, OMAP_WDT_TIMER_MODE);
+ omap_writel(0xA0, OMAP_WDT_TIMER_MODE);
+ }
+}
+
+#define HTCHERALD_GPIO_USB_EN1 33
+#define HTCHERALD_GPIO_USB_EN2 73
+#define HTCHERALD_GPIO_USB_DM 35
+#define HTCHERALD_GPIO_USB_DP 36
+
+static void __init htcherald_usb_enable(void)
+{
+ unsigned int tries = 20;
+ unsigned int value = 0;
+
+ /* Request the GPIOs we need to control here */
+ if (gpio_request(HTCHERALD_GPIO_USB_EN1, "herald_usb") < 0)
+ goto err1;
+
+ if (gpio_request(HTCHERALD_GPIO_USB_EN2, "herald_usb") < 0)
+ goto err2;
+
+ if (gpio_request(HTCHERALD_GPIO_USB_DM, "herald_usb") < 0)
+ goto err3;
+
+ if (gpio_request(HTCHERALD_GPIO_USB_DP, "herald_usb") < 0)
+ goto err4;
+
+ /* force USB_EN GPIO to 0 */
+ do {
+ /* output low */
+ gpio_direction_output(HTCHERALD_GPIO_USB_EN1, 0);
+ } while ((value = gpio_get_value(HTCHERALD_GPIO_USB_EN1)) == 1 &&
+ --tries);
+
+ if (value == 1)
+ printk(KERN_WARNING "Unable to reset USB, trying to continue\n");
+
+ gpio_direction_output(HTCHERALD_GPIO_USB_EN2, 0); /* output low */
+ gpio_direction_input(HTCHERALD_GPIO_USB_DM); /* input */
+ gpio_direction_input(HTCHERALD_GPIO_USB_DP); /* input */
+
+ goto done;
+
+err4:
+ gpio_free(HTCHERALD_GPIO_USB_DM);
+err3:
+ gpio_free(HTCHERALD_GPIO_USB_EN2);
+err2:
+ gpio_free(HTCHERALD_GPIO_USB_EN1);
+err1:
+ printk(KERN_ERR "Unabled to request GPIO for USB\n");
+done:
+ printk(KERN_INFO "USB setup complete.\n");
+}
+
+static void __init htcherald_init(void)
+{
+ printk(KERN_INFO "HTC Herald init.\n");
+
+ /* Do board initialization before we register all the devices */
+ htcpld_resources[0].start = gpio_to_irq(HTCHERALD_GIRQ_BTNS);
+ htcpld_resources[0].end = gpio_to_irq(HTCHERALD_GIRQ_BTNS);
+ platform_add_devices(devices, ARRAY_SIZE(devices));
+
+ htcherald_disable_watchdog();
+
+ htcherald_usb_enable();
+ omap1_usb_init(&htcherald_usb_config);
+
+ htcherald_spi_board_info[0].irq = gpio_to_irq(HTCHERALD_GPIO_TS);
+ spi_register_board_info(htcherald_spi_board_info,
+ ARRAY_SIZE(htcherald_spi_board_info));
+
+ omap_register_i2c_bus(1, 100, NULL, 0);
+
+#if defined(CONFIG_MMC_OMAP) || defined(CONFIG_MMC_OMAP_MODULE)
+ htc_mmc_data[0] = &htc_mmc1_data;
+ omap1_init_mmc(htc_mmc_data, 1);
+#endif
+
+ omapfb_set_lcd_config(&htcherald_lcd_config);
+}
+
+MACHINE_START(HERALD, "HTC Herald")
+ /* Maintainer: Cory Maccarrone <darkstar6262@gmail.com> */
+ /* Maintainer: wing-linux.sourceforge.net */
+ .atag_offset = 0x100,
+ .map_io = htcherald_map_io,
+ .init_early = omap1_init_early,
+ .init_irq = omap1_init_irq,
+ .init_machine = htcherald_init,
+ .init_late = omap1_init_late,
+ .init_time = omap1_timer_init,
+ .restart = omap1_restart,
+MACHINE_END
generated by cgit v1.2.3-54-g00ecf (git 2.45.2) at 2024-11-22 20:33:33 +0000