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