forked from Minki/linux
397 lines
9.7 KiB
C
397 lines
9.7 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 <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 <plat/common.h>
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#include <plat/usb.h>
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#include <mach/board-zoom.h>
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#include "mux.h"
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#include "hsmmc.h"
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#define OMAP_ZOOM_WLAN_PMENA_GPIO (101)
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#define OMAP_ZOOM_WLAN_IRQ_GPIO (162)
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#define LCD_PANEL_ENABLE_GPIO (7 + OMAP_MAX_GPIO_LINES)
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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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.supply = "vmmc",
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};
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static struct regulator_consumer_supply zoom_vsim_supply = {
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.supply = "vmmc_aux",
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};
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static struct regulator_consumer_supply zoom_vmmc2_supply = {
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.supply = "vmmc",
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};
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static struct regulator_consumer_supply zoom_vmmc3_supply = {
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.supply = "vmmc",
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.dev_name = "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 = 1,
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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 = 1,
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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 = 1,
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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 = 1,
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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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.irq = OMAP_GPIO_IRQ(OMAP_ZOOM_WLAN_IRQ_GPIO),
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/* ZOOM ref clock is 26 MHz */
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.board_ref_clock = 1,
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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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},
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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 regulator_consumer_supply zoom_vpll2_supply =
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REGULATOR_SUPPLY("vdds_dsi", "omapdss");
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static struct regulator_consumer_supply zoom_vdda_dac_supply =
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REGULATOR_SUPPLY("vdda_dac", "omapdss");
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static struct regulator_init_data zoom_vpll2 = {
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.constraints = {
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.min_uV = 1800000,
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.max_uV = 1800000,
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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 = 1,
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.consumer_supplies = &zoom_vpll2_supply,
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};
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static struct regulator_init_data zoom_vdac = {
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.constraints = {
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.min_uV = 1800000,
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.max_uV = 1800000,
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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 = 1,
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.consumer_supplies = &zoom_vdda_dac_supply,
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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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int ret;
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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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omap2_hsmmc_init(mmc);
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/* link regulators to MMC adapters ... we "know" the
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* regulators will be set up only *after* we return.
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*/
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zoom_vmmc1_supply.dev = mmc[0].dev;
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zoom_vsim_supply.dev = mmc[0].dev;
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zoom_vmmc2_supply.dev = mmc[1].dev;
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ret = gpio_request(LCD_PANEL_ENABLE_GPIO, "lcd enable");
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if (ret) {
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pr_err("Failed to get LCD_PANEL_ENABLE_GPIO (gpio%d).\n",
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LCD_PANEL_ENABLE_GPIO);
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return ret;
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}
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gpio_direction_output(LCD_PANEL_ENABLE_GPIO, 0);
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return ret;
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}
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/* EXTMUTE callback function */
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static void zoom2_set_hs_extmute(int mute)
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{
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gpio_set_value(ZOOM2_HEADSET_EXTMUTE_GPIO, mute);
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}
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static int zoom_batt_table[] = {
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/* 0 C*/
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30800, 29500, 28300, 27100,
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26000, 24900, 23900, 22900, 22000, 21100, 20300, 19400, 18700, 17900,
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17200, 16500, 15900, 15300, 14700, 14100, 13600, 13100, 12600, 12100,
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11600, 11200, 10800, 10400, 10000, 9630, 9280, 8950, 8620, 8310,
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8020, 7730, 7460, 7200, 6950, 6710, 6470, 6250, 6040, 5830,
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5640, 5450, 5260, 5090, 4920, 4760, 4600, 4450, 4310, 4170,
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4040, 3910, 3790, 3670, 3550
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};
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static struct twl4030_bci_platform_data zoom_bci_data = {
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.battery_tmp_tbl = zoom_batt_table,
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.tblsize = ARRAY_SIZE(zoom_batt_table),
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};
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static struct twl4030_usb_data zoom_usb_data = {
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.usb_mode = T2_USB_MODE_ULPI,
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};
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static struct twl4030_gpio_platform_data zoom_gpio_data = {
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.gpio_base = OMAP_MAX_GPIO_LINES,
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.irq_base = TWL4030_GPIO_IRQ_BASE,
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.irq_end = TWL4030_GPIO_IRQ_END,
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.setup = zoom_twl_gpio_setup,
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};
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static struct twl4030_madc_platform_data zoom_madc_data = {
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.irq_line = 1,
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};
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static struct twl4030_codec_audio_data zoom_audio_data;
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static struct twl4030_codec_data zoom_codec_data = {
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.audio_mclk = 26000000,
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.audio = &zoom_audio_data,
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};
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static struct twl4030_platform_data zoom_twldata = {
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.irq_base = TWL4030_IRQ_BASE,
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.irq_end = TWL4030_IRQ_END,
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/* platform_data for children goes here */
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.bci = &zoom_bci_data,
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.madc = &zoom_madc_data,
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.usb = &zoom_usb_data,
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.gpio = &zoom_gpio_data,
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.keypad = &zoom_kp_twl4030_data,
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.codec = &zoom_codec_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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.vpll2 = &zoom_vpll2,
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.vdac = &zoom_vdac,
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};
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static struct i2c_board_info __initdata zoom_i2c_boardinfo[] = {
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{
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I2C_BOARD_INFO("twl5030", 0x48),
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.flags = I2C_CLIENT_WAKE,
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.irq = INT_34XX_SYS_NIRQ,
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.platform_data = &zoom_twldata,
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},
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};
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static int __init omap_i2c_init(void)
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{
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if (machine_is_omap_zoom2()) {
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zoom_audio_data.ramp_delay_value = 3; /* 161 ms */
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zoom_audio_data.hs_extmute = 1;
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zoom_audio_data.set_hs_extmute = zoom2_set_hs_extmute;
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}
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omap_register_i2c_bus(1, 2400, zoom_i2c_boardinfo,
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ARRAY_SIZE(zoom_i2c_boardinfo));
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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 struct omap_musb_board_data musb_board_data = {
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.interface_type = MUSB_INTERFACE_ULPI,
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.mode = MUSB_OTG,
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.power = 100,
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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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if (wl12xx_set_platform_data(&omap_zoom_wlan_data))
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pr_err("error setting wl12xx data\n");
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omap_i2c_init();
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platform_device_register(&omap_vwlan_device);
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usb_musb_init(&musb_board_data);
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enable_board_wakeup_source();
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omap_serial_init();
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}
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