diff options
Diffstat (limited to 'arch/arm/mach-omap2/board-zoom-peripherals.c')
-rw-r--r-- | arch/arm/mach-omap2/board-zoom-peripherals.c | 313 |
1 files changed, 313 insertions, 0 deletions
diff --git a/arch/arm/mach-omap2/board-zoom-peripherals.c b/arch/arm/mach-omap2/board-zoom-peripherals.c new file mode 100644 index 00000000..b797cb27 --- /dev/null +++ b/arch/arm/mach-omap2/board-zoom-peripherals.c @@ -0,0 +1,313 @@ +/* + * Copyright (C) 2009 Texas Instruments Inc. + * + * Modified from mach-omap2/board-zoom2.c + * + * 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/input.h> +#include <linux/input/matrix_keypad.h> +#include <linux/gpio.h> +#include <linux/i2c/twl.h> +#include <linux/regulator/machine.h> +#include <linux/regulator/fixed.h> +#include <linux/wl12xx.h> +#include <linux/mmc/host.h> + +#include <asm/mach-types.h> +#include <asm/mach/arch.h> +#include <asm/mach/map.h> + +#include "common.h" +#include <plat/usb.h> + +#include <mach/board-zoom.h> + +#include "mux.h" +#include "hsmmc.h" +#include "common-board-devices.h" + +#define OMAP_ZOOM_WLAN_PMENA_GPIO (101) +#define OMAP_ZOOM_WLAN_IRQ_GPIO (162) + +#define LCD_PANEL_ENABLE_GPIO (7 + OMAP_MAX_GPIO_LINES) + +/* Zoom2 has Qwerty keyboard*/ +static uint32_t board_keymap[] = { + KEY(0, 0, KEY_E), + KEY(0, 1, KEY_R), + KEY(0, 2, KEY_T), + KEY(0, 3, KEY_HOME), + KEY(0, 6, KEY_I), + KEY(0, 7, KEY_LEFTSHIFT), + KEY(1, 0, KEY_D), + KEY(1, 1, KEY_F), + KEY(1, 2, KEY_G), + KEY(1, 3, KEY_SEND), + KEY(1, 6, KEY_K), + KEY(1, 7, KEY_ENTER), + KEY(2, 0, KEY_X), + KEY(2, 1, KEY_C), + KEY(2, 2, KEY_V), + KEY(2, 3, KEY_END), + KEY(2, 6, KEY_DOT), + KEY(2, 7, KEY_CAPSLOCK), + KEY(3, 0, KEY_Z), + KEY(3, 1, KEY_KPPLUS), + KEY(3, 2, KEY_B), + KEY(3, 3, KEY_F1), + KEY(3, 6, KEY_O), + KEY(3, 7, KEY_SPACE), + KEY(4, 0, KEY_W), + KEY(4, 1, KEY_Y), + KEY(4, 2, KEY_U), + KEY(4, 3, KEY_F2), + KEY(4, 4, KEY_VOLUMEUP), + KEY(4, 6, KEY_L), + KEY(4, 7, KEY_LEFT), + KEY(5, 0, KEY_S), + KEY(5, 1, KEY_H), + KEY(5, 2, KEY_J), + KEY(5, 3, KEY_F3), + KEY(5, 4, KEY_UNKNOWN), + KEY(5, 5, KEY_VOLUMEDOWN), + KEY(5, 6, KEY_M), + KEY(5, 7, KEY_RIGHT), + KEY(6, 0, KEY_Q), + KEY(6, 1, KEY_A), + KEY(6, 2, KEY_N), + KEY(6, 3, KEY_BACKSPACE), + KEY(6, 6, KEY_P), + KEY(6, 7, KEY_UP), + KEY(7, 0, KEY_PROG1), /*MACRO 1 <User defined> */ + KEY(7, 1, KEY_PROG2), /*MACRO 2 <User defined> */ + KEY(7, 2, KEY_PROG3), /*MACRO 3 <User defined> */ + KEY(7, 3, KEY_PROG4), /*MACRO 4 <User defined> */ + KEY(7, 6, KEY_SELECT), + KEY(7, 7, KEY_DOWN) +}; + +static struct matrix_keymap_data board_map_data = { + .keymap = board_keymap, + .keymap_size = ARRAY_SIZE(board_keymap), +}; + +static struct twl4030_keypad_data zoom_kp_twl4030_data = { + .keymap_data = &board_map_data, + .rows = 8, + .cols = 8, + .rep = 1, +}; + +static struct regulator_consumer_supply zoom_vmmc1_supply[] = { + REGULATOR_SUPPLY("vmmc", "omap_hsmmc.0"), +}; + +static struct regulator_consumer_supply zoom_vsim_supply[] = { + REGULATOR_SUPPLY("vmmc_aux", "omap_hsmmc.0"), +}; + +static struct regulator_consumer_supply zoom_vmmc2_supply[] = { + REGULATOR_SUPPLY("vmmc", "omap_hsmmc.1"), +}; + +static struct regulator_consumer_supply zoom_vmmc3_supply[] = { + REGULATOR_SUPPLY("vmmc", "omap_hsmmc.2"), +}; + +/* VMMC1 for OMAP VDD_MMC1 (i/o) and MMC1 card */ +static struct regulator_init_data zoom_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(zoom_vmmc1_supply), + .consumer_supplies = zoom_vmmc1_supply, +}; + +/* VMMC2 for MMC2 card */ +static struct regulator_init_data zoom_vmmc2 = { + .constraints = { + .min_uV = 1850000, + .max_uV = 1850000, + .apply_uV = true, + .valid_modes_mask = REGULATOR_MODE_NORMAL + | REGULATOR_MODE_STANDBY, + .valid_ops_mask = REGULATOR_CHANGE_MODE + | REGULATOR_CHANGE_STATUS, + }, + .num_consumer_supplies = ARRAY_SIZE(zoom_vmmc2_supply), + .consumer_supplies = zoom_vmmc2_supply, +}; + +/* VSIM for OMAP VDD_MMC1A (i/o for DAT4..DAT7) */ +static struct regulator_init_data zoom_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(zoom_vsim_supply), + .consumer_supplies = zoom_vsim_supply, +}; + +static struct regulator_init_data zoom_vmmc3 = { + .constraints = { + .valid_ops_mask = REGULATOR_CHANGE_STATUS, + }, + .num_consumer_supplies = ARRAY_SIZE(zoom_vmmc3_supply), + .consumer_supplies = zoom_vmmc3_supply, +}; + +static struct fixed_voltage_config zoom_vwlan = { + .supply_name = "vwl1271", + .microvolts = 1800000, /* 1.8V */ + .gpio = OMAP_ZOOM_WLAN_PMENA_GPIO, + .startup_delay = 70000, /* 70msec */ + .enable_high = 1, + .enabled_at_boot = 0, + .init_data = &zoom_vmmc3, +}; + +static struct platform_device omap_vwlan_device = { + .name = "reg-fixed-voltage", + .id = 1, + .dev = { + .platform_data = &zoom_vwlan, + }, +}; + +static struct wl12xx_platform_data omap_zoom_wlan_data __initdata = { + /* ZOOM ref clock is 26 MHz */ + .board_ref_clock = 1, +}; + +static struct omap2_hsmmc_info mmc[] = { + { + .name = "external", + .mmc = 1, + .caps = MMC_CAP_4_BIT_DATA, + .gpio_wp = -EINVAL, + .power_saving = true, + .deferred = true, + }, + { + .name = "internal", + .mmc = 2, + .caps = MMC_CAP_4_BIT_DATA | MMC_CAP_8_BIT_DATA, + .gpio_cd = -EINVAL, + .gpio_wp = -EINVAL, + .nonremovable = true, + .power_saving = true, + }, + { + .name = "wl1271", + .mmc = 3, + .caps = MMC_CAP_4_BIT_DATA | MMC_CAP_POWER_OFF_CARD, + .gpio_wp = -EINVAL, + .gpio_cd = -EINVAL, + .nonremovable = true, + }, + {} /* Terminator */ +}; + +static int zoom_twl_gpio_setup(struct device *dev, + unsigned gpio, unsigned ngpio) +{ + int ret; + + /* gpio + 0 is "mmc0_cd" (input/IRQ) */ + mmc[0].gpio_cd = gpio + 0; + omap_hsmmc_late_init(mmc); + + ret = gpio_request_one(LCD_PANEL_ENABLE_GPIO, GPIOF_OUT_INIT_LOW, + "lcd enable"); + if (ret) + pr_err("Failed to get LCD_PANEL_ENABLE_GPIO (gpio%d).\n", + LCD_PANEL_ENABLE_GPIO); + + return ret; +} + +/* EXTMUTE callback function */ +static void zoom2_set_hs_extmute(int mute) +{ + gpio_set_value(ZOOM2_HEADSET_EXTMUTE_GPIO, mute); +} + +static struct twl4030_gpio_platform_data zoom_gpio_data = { + .gpio_base = OMAP_MAX_GPIO_LINES, + .irq_base = TWL4030_GPIO_IRQ_BASE, + .irq_end = TWL4030_GPIO_IRQ_END, + .setup = zoom_twl_gpio_setup, +}; + +static struct twl4030_platform_data zoom_twldata = { + /* platform_data for children goes here */ + .gpio = &zoom_gpio_data, + .keypad = &zoom_kp_twl4030_data, + .vmmc1 = &zoom_vmmc1, + .vmmc2 = &zoom_vmmc2, + .vsim = &zoom_vsim, +}; + +static int __init omap_i2c_init(void) +{ + omap3_pmic_get_config(&zoom_twldata, + TWL_COMMON_PDATA_USB | TWL_COMMON_PDATA_BCI | + TWL_COMMON_PDATA_MADC | TWL_COMMON_PDATA_AUDIO, + TWL_COMMON_REGULATOR_VDAC | TWL_COMMON_REGULATOR_VPLL2); + + if (machine_is_omap_zoom2()) { + struct twl4030_codec_data *codec_data; + codec_data = zoom_twldata.audio->codec; + + codec_data->ramp_delay_value = 3; /* 161 ms */ + codec_data->hs_extmute = 1; + codec_data->set_hs_extmute = zoom2_set_hs_extmute; + } + omap_pmic_init(1, 2400, "twl5030", INT_34XX_SYS_NIRQ, &zoom_twldata); + omap_register_i2c_bus(2, 400, NULL, 0); + omap_register_i2c_bus(3, 400, NULL, 0); + return 0; +} + +static void enable_board_wakeup_source(void) +{ + /* T2 interrupt line (keypad) */ + omap_mux_init_signal("sys_nirq", + OMAP_WAKEUP_EN | OMAP_PIN_INPUT_PULLUP); +} + +void __init zoom_peripherals_init(void) +{ + int ret; + + omap_zoom_wlan_data.irq = gpio_to_irq(OMAP_ZOOM_WLAN_IRQ_GPIO); + ret = wl12xx_set_platform_data(&omap_zoom_wlan_data); + + if (ret) + pr_err("error setting wl12xx data: %d\n", ret); + + omap_hsmmc_init(mmc); + omap_i2c_init(); + platform_device_register(&omap_vwlan_device); + usb_musb_init(NULL); + enable_board_wakeup_source(); + omap_serial_init(); +} |