diff options
Diffstat (limited to 'arch/arm/mach-omap2/board-omap3touchbook.c')
| -rw-r--r-- | arch/arm/mach-omap2/board-omap3touchbook.c | 395 |
1 files changed, 0 insertions, 395 deletions
diff --git a/arch/arm/mach-omap2/board-omap3touchbook.c b/arch/arm/mach-omap2/board-omap3touchbook.c deleted file mode 100644 index a01993e5500f..000000000000 --- a/arch/arm/mach-omap2/board-omap3touchbook.c +++ /dev/null @@ -1,395 +0,0 @@ -/* - * linux/arch/arm/mach-omap2/board-omap3touchbook.c - * - * Copyright (C) 2009 Always Innovating - * - * Modified from mach-omap2/board-omap3beagleboard.c - * - * Initial code: Grégoire Gentil, Tim Yamin - * - * 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/kernel.h> -#include <linux/init.h> -#include <linux/platform_device.h> -#include <linux/delay.h> -#include <linux/err.h> -#include <linux/clk.h> -#include <linux/io.h> -#include <linux/leds.h> -#include <linux/gpio.h> -#include <linux/input.h> -#include <linux/gpio_keys.h> - -#include <linux/mtd/mtd.h> -#include <linux/mtd/partitions.h> -#include <linux/mtd/nand.h> -#include <linux/mmc/host.h> -#include <linux/usb/phy.h> - -#include <linux/platform_data/spi-omap2-mcspi.h> -#include <linux/spi/spi.h> - -#include <linux/spi/ads7846.h> - -#include <linux/regulator/machine.h> -#include <linux/i2c/twl.h> - -#include <asm/mach-types.h> -#include <asm/mach/arch.h> -#include <asm/mach/map.h> -#include <asm/mach/flash.h> -#include <asm/system_info.h> - -#include "common.h" -#include "gpmc.h" -#include <linux/platform_data/mtd-nand-omap2.h> - -#include "mux.h" -#include "hsmmc.h" -#include "board-flash.h" -#include "common-board-devices.h" - -#include <asm/setup.h> - -#define OMAP3_AC_GPIO 136 -#define OMAP3_TS_GPIO 162 -#define TB_BL_PWM_TIMER 9 -#define TB_KILL_POWER_GPIO 168 - -#define NAND_CS 0 - -static unsigned long touchbook_revision; - -static struct mtd_partition omap3touchbook_nand_partitions[] = { - /* All the partition sizes are listed in terms of NAND block size */ - { - .name = "X-Loader", - .offset = 0, - .size = 4 * NAND_BLOCK_SIZE, - .mask_flags = MTD_WRITEABLE, /* force read-only */ - }, - { - .name = "U-Boot", - .offset = MTDPART_OFS_APPEND, /* Offset = 0x80000 */ - .size = 15 * NAND_BLOCK_SIZE, - .mask_flags = MTD_WRITEABLE, /* force read-only */ - }, - { - .name = "U-Boot Env", - .offset = MTDPART_OFS_APPEND, /* Offset = 0x260000 */ - .size = 1 * NAND_BLOCK_SIZE, - }, - { - .name = "Kernel", - .offset = MTDPART_OFS_APPEND, /* Offset = 0x280000 */ - .size = 32 * NAND_BLOCK_SIZE, - }, - { - .name = "File System", - .offset = MTDPART_OFS_APPEND, /* Offset = 0x680000 */ - .size = MTDPART_SIZ_FULL, - }, -}; - -#include "sdram-micron-mt46h32m32lf-6.h" - -static struct omap2_hsmmc_info mmc[] = { - { - .mmc = 1, - .caps = MMC_CAP_4_BIT_DATA | MMC_CAP_8_BIT_DATA, - .gpio_wp = 29, - .deferred = true, - }, - {} /* Terminator */ -}; - -static struct regulator_consumer_supply touchbook_vmmc1_supply[] = { - REGULATOR_SUPPLY("vmmc", "omap_hsmmc.0"), -}; - -static struct regulator_consumer_supply touchbook_vsim_supply[] = { - REGULATOR_SUPPLY("vmmc_aux", "omap_hsmmc.0"), -}; - -static struct gpio_led gpio_leds[]; - -static int touchbook_twl_gpio_setup(struct device *dev, - unsigned gpio, unsigned ngpio) -{ - /* gpio + 0 is "mmc0_cd" (input/IRQ) */ - mmc[0].gpio_cd = gpio + 0; - omap_hsmmc_late_init(mmc); - - /* REVISIT: need ehci-omap hooks for external VBUS - * power switch and overcurrent detect - */ - gpio_request_one(gpio + 1, GPIOF_IN, "EHCI_nOC"); - - /* TWL4030_GPIO_MAX + 0 == ledA, EHCI nEN_USB_PWR (out, active low) */ - gpio_request_one(gpio + TWL4030_GPIO_MAX, GPIOF_OUT_INIT_LOW, - "nEN_USB_PWR"); - - /* TWL4030_GPIO_MAX + 1 == ledB, PMU_STAT (out, active low LED) */ - gpio_leds[2].gpio = gpio + TWL4030_GPIO_MAX + 1; - - return 0; -} - -static struct twl4030_gpio_platform_data touchbook_gpio_data = { - .use_leds = true, - .pullups = BIT(1), - .pulldowns = BIT(2) | BIT(6) | BIT(7) | BIT(8) | BIT(13) - | BIT(15) | BIT(16) | BIT(17), - .setup = touchbook_twl_gpio_setup, -}; - -static struct regulator_consumer_supply touchbook_vdac_supply[] = { -{ - .supply = "vdac", -}, -}; - -static struct regulator_consumer_supply touchbook_vdvi_supply[] = { -{ - .supply = "vdvi", -}, -}; - -/* VMMC1 for MMC1 pins CMD, CLK, DAT0..DAT3 (20 mA, plus card == max 220 mA) */ -static struct regulator_init_data touchbook_vmmc1 = { - .constraints = { - .min_uV = 1850000, - .max_uV = 3150000, - .valid_modes_mask = REGULATOR_MODE_NORMAL - | REGULATOR_MODE_STANDBY, - .valid_ops_mask = REGULATOR_CHANGE_VOLTAGE - | REGULATOR_CHANGE_MODE - | REGULATOR_CHANGE_STATUS, - }, - .num_consumer_supplies = ARRAY_SIZE(touchbook_vmmc1_supply), - .consumer_supplies = touchbook_vmmc1_supply, -}; - -/* VSIM for MMC1 pins DAT4..DAT7 (2 mA, plus card == max 50 mA) */ -static struct regulator_init_data touchbook_vsim = { - .constraints = { - .min_uV = 1800000, - .max_uV = 3000000, - .valid_modes_mask = REGULATOR_MODE_NORMAL - | REGULATOR_MODE_STANDBY, - .valid_ops_mask = REGULATOR_CHANGE_VOLTAGE - | REGULATOR_CHANGE_MODE - | REGULATOR_CHANGE_STATUS, - }, - .num_consumer_supplies = ARRAY_SIZE(touchbook_vsim_supply), - .consumer_supplies = touchbook_vsim_supply, -}; - -static struct twl4030_platform_data touchbook_twldata = { - /* platform_data for children goes here */ - .gpio = &touchbook_gpio_data, - .vmmc1 = &touchbook_vmmc1, - .vsim = &touchbook_vsim, -}; - -static struct i2c_board_info __initdata touchBook_i2c_boardinfo[] = { - { - I2C_BOARD_INFO("bq27200", 0x55), - }, -}; - -static int __init omap3_touchbook_i2c_init(void) -{ - /* Standard TouchBook bus */ - omap3_pmic_get_config(&touchbook_twldata, - TWL_COMMON_PDATA_USB | TWL_COMMON_PDATA_AUDIO, - TWL_COMMON_REGULATOR_VDAC | TWL_COMMON_REGULATOR_VPLL2); - - touchbook_twldata.vdac->num_consumer_supplies = - ARRAY_SIZE(touchbook_vdac_supply); - touchbook_twldata.vdac->consumer_supplies = touchbook_vdac_supply; - - touchbook_twldata.vpll2->constraints.name = "VDVI"; - touchbook_twldata.vpll2->num_consumer_supplies = - ARRAY_SIZE(touchbook_vdvi_supply); - touchbook_twldata.vpll2->consumer_supplies = touchbook_vdvi_supply; - - omap3_pmic_init("twl4030", &touchbook_twldata); - /* Additional TouchBook bus */ - omap_register_i2c_bus(3, 100, touchBook_i2c_boardinfo, - ARRAY_SIZE(touchBook_i2c_boardinfo)); - - return 0; -} - -static struct ads7846_platform_data ads7846_pdata = { - .x_min = 100, - .y_min = 265, - .x_max = 3950, - .y_max = 3750, - .x_plate_ohms = 40, - .pressure_max = 255, - .debounce_max = 10, - .debounce_tol = 5, - .debounce_rep = 1, - .gpio_pendown = OMAP3_TS_GPIO, - .keep_vref_on = 1, -}; - -static struct gpio_led gpio_leds[] = { - { - .name = "touchbook::usr0", - .default_trigger = "heartbeat", - .gpio = 150, - }, - { - .name = "touchbook::usr1", - .default_trigger = "mmc0", - .gpio = 149, - }, - { - .name = "touchbook::pmu_stat", - .gpio = -EINVAL, /* gets replaced */ - .active_low = true, - }, -}; - -static struct gpio_led_platform_data gpio_led_info = { - .leds = gpio_leds, - .num_leds = ARRAY_SIZE(gpio_leds), -}; - -static struct platform_device leds_gpio = { - .name = "leds-gpio", - .id = -1, - .dev = { - .platform_data = &gpio_led_info, - }, -}; - -static struct gpio_keys_button gpio_buttons[] = { - { - .code = BTN_EXTRA, - .gpio = 7, - .desc = "user", - .wakeup = 1, - }, - { - .code = KEY_POWER, - .gpio = 183, - .desc = "power", - .wakeup = 1, - }, -}; - -static struct gpio_keys_platform_data gpio_key_info = { - .buttons = gpio_buttons, - .nbuttons = ARRAY_SIZE(gpio_buttons), -}; - -static struct platform_device keys_gpio = { - .name = "gpio-keys", - .id = -1, - .dev = { - .platform_data = &gpio_key_info, - }, -}; - -#ifdef CONFIG_OMAP_MUX -static struct omap_board_mux board_mux[] __initdata = { - { .reg_offset = OMAP_MUX_TERMINATOR }, -}; -#endif - -static struct usbhs_phy_data phy_data[] __initdata = { - { - .port = 2, - .reset_gpio = 147, - .vcc_gpio = -EINVAL, - }, -}; - -static struct platform_device *omap3_touchbook_devices[] __initdata = { - &leds_gpio, - &keys_gpio, -}; - -static struct usbhs_omap_platform_data usbhs_bdata __initdata = { - .port_mode[0] = OMAP_EHCI_PORT_MODE_PHY, - .port_mode[1] = OMAP_EHCI_PORT_MODE_PHY, -}; - -static void omap3_touchbook_poweroff(void) -{ - int pwr_off = TB_KILL_POWER_GPIO; - - if (gpio_request_one(pwr_off, GPIOF_OUT_INIT_LOW, "DVI reset") < 0) - printk(KERN_ERR "Unable to get kill power GPIO\n"); -} - -static int __init early_touchbook_revision(char *p) -{ - if (!p) - return 0; - - return kstrtoul(p, 10, &touchbook_revision); -} -early_param("tbr", early_touchbook_revision); - -static void __init omap3_touchbook_init(void) -{ - omap3_mux_init(board_mux, OMAP_PACKAGE_CBB); - - pm_power_off = omap3_touchbook_poweroff; - - if (system_rev >= 0x20 && system_rev <= 0x34301000) { - omap_mux_init_gpio(23, OMAP_PIN_INPUT); - mmc[0].gpio_wp = 23; - } else { - omap_mux_init_gpio(29, OMAP_PIN_INPUT); - } - omap_hsmmc_init(mmc); - - omap3_touchbook_i2c_init(); - platform_add_devices(omap3_touchbook_devices, - ARRAY_SIZE(omap3_touchbook_devices)); - omap_serial_init(); - omap_sdrc_init(mt46h32m32lf6_sdrc_params, - mt46h32m32lf6_sdrc_params); - - omap_mux_init_gpio(170, OMAP_PIN_INPUT); - /* REVISIT leave DVI powered down until it's needed ... */ - gpio_request_one(176, GPIOF_OUT_INIT_HIGH, "DVI_nPD"); - - /* Touchscreen and accelerometer */ - omap_ads7846_init(4, OMAP3_TS_GPIO, 310, &ads7846_pdata); - usb_bind_phy("musb-hdrc.0.auto", 0, "twl4030_usb"); - usb_musb_init(NULL); - - usbhs_init_phys(phy_data, ARRAY_SIZE(phy_data)); - usbhs_init(&usbhs_bdata); - board_nand_init(omap3touchbook_nand_partitions, - ARRAY_SIZE(omap3touchbook_nand_partitions), NAND_CS, - NAND_BUSWIDTH_16, NULL); - - /* Ensure SDRC pins are mux'd for self-refresh */ - omap_mux_init_signal("sdrc_cke0", OMAP_PIN_OUTPUT); - omap_mux_init_signal("sdrc_cke1", OMAP_PIN_OUTPUT); -} - -MACHINE_START(TOUCHBOOK, "OMAP3 touchbook Board") - /* Maintainer: Gregoire Gentil - http://www.alwaysinnovating.com */ - .atag_offset = 0x100, - .reserve = omap_reserve, - .map_io = omap3_map_io, - .init_early = omap3430_init_early, - .init_irq = omap3_init_irq, - .init_machine = omap3_touchbook_init, - .init_late = omap3430_init_late, - .init_time = omap3_secure_sync32k_timer_init, - .restart = omap3xxx_restart, -MACHINE_END |