310 lines
7.6 KiB
C
310 lines
7.6 KiB
C
/*
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* Copyright (C) 2009 Texas Instruments Inc.
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*
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* Modified from mach-omap2/board-zoom2.c
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*
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* This program is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License version 2 as
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* published by the Free Software Foundation.
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*/
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#include <linux/kernel.h>
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#include <linux/init.h>
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#include <linux/platform_device.h>
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#include <linux/input.h>
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#include <linux/input/matrix_keypad.h>
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#include <linux/gpio.h>
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#include <linux/i2c/twl.h>
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#include <linux/regulator/machine.h>
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#include <linux/regulator/fixed.h>
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#include <linux/wl12xx.h>
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#include <linux/mmc/host.h>
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#include <linux/platform_data/gpio-omap.h>
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#include <linux/platform_data/omap-twl4030.h>
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#include <linux/usb/phy.h>
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#include <asm/mach-types.h>
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#include <asm/mach/arch.h>
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#include <asm/mach/map.h>
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#include "common.h"
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#include "board-zoom.h"
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#include "mux.h"
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#include "hsmmc.h"
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#include "common-board-devices.h"
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#define OMAP_ZOOM_WLAN_PMENA_GPIO (101)
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#define OMAP_ZOOM_TSC2004_IRQ_GPIO (153)
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#define OMAP_ZOOM_WLAN_IRQ_GPIO (162)
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/* Zoom2 has Qwerty keyboard*/
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static uint32_t board_keymap[] = {
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KEY(0, 0, KEY_E),
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KEY(0, 1, KEY_R),
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KEY(0, 2, KEY_T),
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KEY(0, 3, KEY_HOME),
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KEY(0, 6, KEY_I),
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KEY(0, 7, KEY_LEFTSHIFT),
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KEY(1, 0, KEY_D),
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KEY(1, 1, KEY_F),
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KEY(1, 2, KEY_G),
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KEY(1, 3, KEY_SEND),
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KEY(1, 6, KEY_K),
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KEY(1, 7, KEY_ENTER),
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KEY(2, 0, KEY_X),
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KEY(2, 1, KEY_C),
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KEY(2, 2, KEY_V),
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KEY(2, 3, KEY_END),
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KEY(2, 6, KEY_DOT),
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KEY(2, 7, KEY_CAPSLOCK),
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KEY(3, 0, KEY_Z),
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KEY(3, 1, KEY_KPPLUS),
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KEY(3, 2, KEY_B),
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KEY(3, 3, KEY_F1),
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KEY(3, 6, KEY_O),
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KEY(3, 7, KEY_SPACE),
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KEY(4, 0, KEY_W),
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KEY(4, 1, KEY_Y),
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KEY(4, 2, KEY_U),
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KEY(4, 3, KEY_F2),
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KEY(4, 4, KEY_VOLUMEUP),
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KEY(4, 6, KEY_L),
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KEY(4, 7, KEY_LEFT),
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KEY(5, 0, KEY_S),
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KEY(5, 1, KEY_H),
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KEY(5, 2, KEY_J),
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KEY(5, 3, KEY_F3),
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KEY(5, 4, KEY_UNKNOWN),
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KEY(5, 5, KEY_VOLUMEDOWN),
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KEY(5, 6, KEY_M),
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KEY(5, 7, KEY_RIGHT),
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KEY(6, 0, KEY_Q),
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KEY(6, 1, KEY_A),
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KEY(6, 2, KEY_N),
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KEY(6, 3, KEY_BACKSPACE),
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KEY(6, 6, KEY_P),
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KEY(6, 7, KEY_UP),
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KEY(7, 0, KEY_PROG1), /*MACRO 1 <User defined> */
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KEY(7, 1, KEY_PROG2), /*MACRO 2 <User defined> */
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KEY(7, 2, KEY_PROG3), /*MACRO 3 <User defined> */
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KEY(7, 3, KEY_PROG4), /*MACRO 4 <User defined> */
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KEY(7, 6, KEY_SELECT),
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KEY(7, 7, KEY_DOWN)
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};
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static struct matrix_keymap_data board_map_data = {
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.keymap = board_keymap,
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.keymap_size = ARRAY_SIZE(board_keymap),
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};
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static struct twl4030_keypad_data zoom_kp_twl4030_data = {
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.keymap_data = &board_map_data,
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.rows = 8,
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.cols = 8,
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.rep = 1,
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};
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static struct regulator_consumer_supply zoom_vmmc1_supply[] = {
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REGULATOR_SUPPLY("vmmc", "omap_hsmmc.0"),
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};
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static struct regulator_consumer_supply zoom_vsim_supply[] = {
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REGULATOR_SUPPLY("vmmc_aux", "omap_hsmmc.0"),
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};
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static struct regulator_consumer_supply zoom_vmmc2_supply[] = {
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REGULATOR_SUPPLY("vmmc", "omap_hsmmc.1"),
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};
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static struct regulator_consumer_supply zoom_vmmc3_supply[] = {
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REGULATOR_SUPPLY("vmmc", "omap_hsmmc.2"),
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};
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/* VMMC1 for OMAP VDD_MMC1 (i/o) and MMC1 card */
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static struct regulator_init_data zoom_vmmc1 = {
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.constraints = {
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.min_uV = 1850000,
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.max_uV = 3150000,
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.valid_modes_mask = REGULATOR_MODE_NORMAL
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| REGULATOR_MODE_STANDBY,
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.valid_ops_mask = REGULATOR_CHANGE_VOLTAGE
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| REGULATOR_CHANGE_MODE
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| REGULATOR_CHANGE_STATUS,
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},
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.num_consumer_supplies = ARRAY_SIZE(zoom_vmmc1_supply),
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.consumer_supplies = zoom_vmmc1_supply,
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};
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/* VMMC2 for MMC2 card */
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static struct regulator_init_data zoom_vmmc2 = {
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.constraints = {
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.min_uV = 1850000,
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.max_uV = 1850000,
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.apply_uV = true,
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.valid_modes_mask = REGULATOR_MODE_NORMAL
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| REGULATOR_MODE_STANDBY,
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.valid_ops_mask = REGULATOR_CHANGE_MODE
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| REGULATOR_CHANGE_STATUS,
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},
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.num_consumer_supplies = ARRAY_SIZE(zoom_vmmc2_supply),
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.consumer_supplies = zoom_vmmc2_supply,
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};
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/* VSIM for OMAP VDD_MMC1A (i/o for DAT4..DAT7) */
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static struct regulator_init_data zoom_vsim = {
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.constraints = {
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.min_uV = 1800000,
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.max_uV = 3000000,
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.valid_modes_mask = REGULATOR_MODE_NORMAL
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| REGULATOR_MODE_STANDBY,
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.valid_ops_mask = REGULATOR_CHANGE_VOLTAGE
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| REGULATOR_CHANGE_MODE
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| REGULATOR_CHANGE_STATUS,
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},
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.num_consumer_supplies = ARRAY_SIZE(zoom_vsim_supply),
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.consumer_supplies = zoom_vsim_supply,
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};
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static struct regulator_init_data zoom_vmmc3 = {
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.constraints = {
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.valid_ops_mask = REGULATOR_CHANGE_STATUS,
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},
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.num_consumer_supplies = ARRAY_SIZE(zoom_vmmc3_supply),
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.consumer_supplies = zoom_vmmc3_supply,
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};
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static struct fixed_voltage_config zoom_vwlan = {
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.supply_name = "vwl1271",
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.microvolts = 1800000, /* 1.8V */
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.gpio = OMAP_ZOOM_WLAN_PMENA_GPIO,
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.startup_delay = 70000, /* 70msec */
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.enable_high = 1,
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.enabled_at_boot = 0,
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.init_data = &zoom_vmmc3,
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};
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static struct platform_device omap_vwlan_device = {
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.name = "reg-fixed-voltage",
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.id = 1,
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.dev = {
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.platform_data = &zoom_vwlan,
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},
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};
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static struct wl12xx_platform_data omap_zoom_wlan_data __initdata = {
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.board_ref_clock = WL12XX_REFCLOCK_26, /* 26 MHz */
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};
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static struct omap2_hsmmc_info mmc[] = {
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{
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.name = "external",
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.mmc = 1,
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.caps = MMC_CAP_4_BIT_DATA,
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.gpio_wp = -EINVAL,
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.power_saving = true,
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.deferred = true,
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},
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{
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.name = "internal",
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.mmc = 2,
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.caps = MMC_CAP_4_BIT_DATA | MMC_CAP_8_BIT_DATA,
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.gpio_cd = -EINVAL,
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.gpio_wp = -EINVAL,
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.nonremovable = true,
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.power_saving = true,
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},
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{
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.name = "wl1271",
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.mmc = 3,
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.caps = MMC_CAP_4_BIT_DATA | MMC_CAP_POWER_OFF_CARD,
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.gpio_wp = -EINVAL,
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.gpio_cd = -EINVAL,
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.nonremovable = true,
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},
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{} /* Terminator */
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};
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static struct omap_tw4030_pdata omap_twl4030_audio_data = {
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.voice_connected = true,
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.custom_routing = true,
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.has_hs = OMAP_TWL4030_LEFT | OMAP_TWL4030_RIGHT,
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.has_hf = OMAP_TWL4030_LEFT | OMAP_TWL4030_RIGHT,
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.has_mainmic = true,
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.has_submic = true,
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.has_hsmic = true,
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.has_linein = OMAP_TWL4030_LEFT | OMAP_TWL4030_RIGHT,
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};
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static int zoom_twl_gpio_setup(struct device *dev,
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unsigned gpio, unsigned ngpio)
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{
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/* gpio + 0 is "mmc0_cd" (input/IRQ) */
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mmc[0].gpio_cd = gpio + 0;
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omap_hsmmc_late_init(mmc);
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/* Audio setup */
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omap_twl4030_audio_data.jack_detect = gpio + 2;
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omap_twl4030_audio_init("Zoom2", &omap_twl4030_audio_data);
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return 0;
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}
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static struct twl4030_gpio_platform_data zoom_gpio_data = {
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.setup = zoom_twl_gpio_setup,
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};
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static struct twl4030_platform_data zoom_twldata = {
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/* platform_data for children goes here */
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.gpio = &zoom_gpio_data,
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.keypad = &zoom_kp_twl4030_data,
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.vmmc1 = &zoom_vmmc1,
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.vmmc2 = &zoom_vmmc2,
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.vsim = &zoom_vsim,
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};
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static int __init omap_i2c_init(void)
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{
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omap3_pmic_get_config(&zoom_twldata,
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TWL_COMMON_PDATA_USB | TWL_COMMON_PDATA_BCI |
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TWL_COMMON_PDATA_MADC | TWL_COMMON_PDATA_AUDIO,
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TWL_COMMON_REGULATOR_VDAC | TWL_COMMON_REGULATOR_VPLL2);
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if (machine_is_omap_zoom2())
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zoom_twldata.audio->codec->ramp_delay_value = 3; /* 161 ms */
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omap_pmic_init(1, 2400, "twl5030", 7 + OMAP_INTC_START, &zoom_twldata);
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omap_register_i2c_bus(2, 400, NULL, 0);
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omap_register_i2c_bus(3, 400, NULL, 0);
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return 0;
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}
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static void enable_board_wakeup_source(void)
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{
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/* T2 interrupt line (keypad) */
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omap_mux_init_signal("sys_nirq",
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OMAP_WAKEUP_EN | OMAP_PIN_INPUT_PULLUP);
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}
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void __init zoom_peripherals_init(void)
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{
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int ret;
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omap_zoom_wlan_data.irq = gpio_to_irq(OMAP_ZOOM_WLAN_IRQ_GPIO);
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ret = wl12xx_set_platform_data(&omap_zoom_wlan_data);
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if (ret)
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pr_err("error setting wl12xx data: %d\n", ret);
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omap_hsmmc_init(mmc);
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omap_i2c_init();
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platform_device_register(&omap_vwlan_device);
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usb_bind_phy("musb-hdrc.0.auto", 0, "twl4030_usb");
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usb_musb_init(NULL);
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enable_board_wakeup_source();
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omap_serial_init();
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}
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