121 lines
2.6 KiB
C
121 lines
2.6 KiB
C
/*
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* Copyright (C) ST-Ericsson SA 2010
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*
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* License terms: GNU General Public License (GPL), version 2
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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/mfd/stmpe.h>
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#include <linux/input/bu21013.h>
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#include <linux/gpio.h>
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#include <linux/interrupt.h>
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#include <linux/i2c.h>
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#include <linux/input/matrix_keypad.h>
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#include <asm/mach-types.h>
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#include "board-mop500.h"
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/* STMPE/SKE keypad use this key layout */
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static const unsigned int mop500_keymap[] = {
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KEY(2, 5, KEY_END),
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KEY(4, 1, KEY_POWER),
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KEY(3, 5, KEY_VOLUMEDOWN),
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KEY(1, 3, KEY_3),
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KEY(5, 2, KEY_RIGHT),
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KEY(5, 0, KEY_9),
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KEY(0, 5, KEY_MENU),
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KEY(7, 6, KEY_ENTER),
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KEY(4, 5, KEY_0),
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KEY(6, 7, KEY_2),
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KEY(3, 4, KEY_UP),
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KEY(3, 3, KEY_DOWN),
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KEY(6, 4, KEY_SEND),
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KEY(6, 2, KEY_BACK),
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KEY(4, 2, KEY_VOLUMEUP),
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KEY(5, 5, KEY_1),
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KEY(4, 3, KEY_LEFT),
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KEY(3, 2, KEY_7),
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};
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static const struct matrix_keymap_data mop500_keymap_data = {
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.keymap = mop500_keymap,
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.keymap_size = ARRAY_SIZE(mop500_keymap),
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};
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/*
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* STMPE1601
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*/
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static struct stmpe_keypad_platform_data stmpe1601_keypad_data = {
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.debounce_ms = 64,
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.scan_count = 8,
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.no_autorepeat = true,
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.keymap_data = &mop500_keymap_data,
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};
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static struct stmpe_platform_data stmpe1601_data = {
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.id = 1,
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.blocks = STMPE_BLOCK_KEYPAD,
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.irq_trigger = IRQF_TRIGGER_FALLING,
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.irq_base = MOP500_STMPE1601_IRQ(0),
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.keypad = &stmpe1601_keypad_data,
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.autosleep = true,
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.autosleep_timeout = 1024,
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};
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static struct i2c_board_info __initdata mop500_i2c0_devices_stuib[] = {
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{
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I2C_BOARD_INFO("stmpe1601", 0x40),
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.irq = NOMADIK_GPIO_TO_IRQ(218),
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.platform_data = &stmpe1601_data,
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.flags = I2C_CLIENT_WAKE,
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},
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};
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/*
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* BU21013 ROHM touchscreen interface on the STUIBs
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*/
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#define TOUCH_GPIO_PIN 84
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#define TOUCH_XMAX 384
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#define TOUCH_YMAX 704
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#define PRCMU_CLOCK_OCR 0x1CC
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#define TSC_EXT_CLOCK_9_6MHZ 0x840000
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static struct bu21013_platform_device tsc_plat_device = {
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.touch_pin = TOUCH_GPIO_PIN,
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.touch_x_max = TOUCH_XMAX,
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.touch_y_max = TOUCH_YMAX,
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.ext_clk = false,
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.x_flip = false,
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.y_flip = true,
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};
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static struct i2c_board_info __initdata u8500_i2c3_devices_stuib[] = {
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{
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I2C_BOARD_INFO("bu21013_tp", 0x5C),
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.platform_data = &tsc_plat_device,
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},
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{
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I2C_BOARD_INFO("bu21013_tp", 0x5D),
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.platform_data = &tsc_plat_device,
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},
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};
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void __init mop500_stuib_init(void)
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{
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if (machine_is_hrefv60())
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tsc_plat_device.cs_pin = HREFV60_TOUCH_RST_GPIO;
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else
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tsc_plat_device.cs_pin = GPIO_BU21013_CS;
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mop500_uib_i2c_add(0, mop500_i2c0_devices_stuib,
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ARRAY_SIZE(mop500_i2c0_devices_stuib));
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mop500_uib_i2c_add(3, u8500_i2c3_devices_stuib,
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ARRAY_SIZE(u8500_i2c3_devices_stuib));
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}
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