2010-12-03 16:05:36 +01:00
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/*
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* Copyright (C) ST-Ericsson SA 2010
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*
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* License Terms: GNU General Public License v2
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*
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* Keypad layouts for various boards
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*/
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#include <linux/i2c.h>
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#include <linux/gpio.h>
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#include <linux/interrupt.h>
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#include <linux/platform_device.h>
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#include <linux/mfd/stmpe.h>
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2010-12-03 16:05:50 +01:00
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#include <linux/mfd/tc3589x.h>
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2010-12-03 16:05:36 +01:00
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#include <linux/input/matrix_keypad.h>
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#include <plat/pincfg.h>
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#include <plat/ske.h>
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#include <mach/devices.h>
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#include <mach/hardware.h>
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#include "devices-db8500.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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* Nomadik SKE keypad
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*/
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#define ROW_PIN_I0 164
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#define ROW_PIN_I1 163
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#define ROW_PIN_I2 162
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#define ROW_PIN_I3 161
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#define ROW_PIN_I4 156
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#define ROW_PIN_I5 155
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#define ROW_PIN_I6 154
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#define ROW_PIN_I7 153
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#define COL_PIN_O0 168
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#define COL_PIN_O1 167
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#define COL_PIN_O2 166
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#define COL_PIN_O3 165
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#define COL_PIN_O4 160
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#define COL_PIN_O5 159
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#define COL_PIN_O6 158
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#define COL_PIN_O7 157
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#define SKE_KPD_MAX_ROWS 8
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#define SKE_KPD_MAX_COLS 8
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static int ske_kp_rows[] = {
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ROW_PIN_I0, ROW_PIN_I1, ROW_PIN_I2, ROW_PIN_I3,
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ROW_PIN_I4, ROW_PIN_I5, ROW_PIN_I6, ROW_PIN_I7,
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};
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/*
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* ske_set_gpio_row: request and set gpio rows
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*/
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static int ske_set_gpio_row(int gpio)
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{
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int ret;
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ret = gpio_request(gpio, "ske-kp");
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if (ret < 0) {
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pr_err("ske_set_gpio_row: gpio request failed\n");
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return ret;
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}
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ret = gpio_direction_output(gpio, 1);
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if (ret < 0) {
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pr_err("ske_set_gpio_row: gpio direction failed\n");
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gpio_free(gpio);
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}
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return ret;
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}
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/*
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* ske_kp_init - enable the gpio configuration
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*/
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static int ske_kp_init(void)
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{
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int ret, i;
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for (i = 0; i < SKE_KPD_MAX_ROWS; i++) {
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ret = ske_set_gpio_row(ske_kp_rows[i]);
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if (ret < 0) {
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pr_err("ske_kp_init: failed init\n");
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return ret;
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}
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}
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return 0;
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}
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static struct ske_keypad_platform_data ske_keypad_board = {
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.init = ske_kp_init,
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.keymap_data = &mop500_keymap_data,
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.no_autorepeat = true,
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.krow = SKE_KPD_MAX_ROWS, /* 8x8 matrix */
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.kcol = SKE_KPD_MAX_COLS,
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.debounce_ms = 40, /* in millisecs */
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};
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2010-12-03 16:05:38 +01:00
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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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2010-12-03 16:05:50 +01:00
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static struct i2c_board_info mop500_i2c0_devices_stuib[] = {
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2010-12-03 16:05:38 +01:00
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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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2010-12-03 16:05:50 +01:00
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/*
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* TC35893
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*/
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static const unsigned int uib_keymap[] = {
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KEY(3, 1, KEY_END),
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KEY(4, 1, KEY_POWER),
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KEY(6, 4, KEY_VOLUMEDOWN),
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KEY(4, 2, KEY_EMAIL),
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KEY(3, 3, KEY_RIGHT),
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KEY(2, 5, KEY_BACKSPACE),
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KEY(6, 7, KEY_MENU),
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KEY(5, 0, KEY_ENTER),
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KEY(4, 3, KEY_0),
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KEY(3, 4, KEY_DOT),
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KEY(5, 2, KEY_UP),
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KEY(3, 5, KEY_DOWN),
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KEY(4, 5, KEY_SEND),
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KEY(0, 5, KEY_BACK),
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KEY(6, 2, KEY_VOLUMEUP),
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KEY(1, 3, KEY_SPACE),
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KEY(7, 6, KEY_LEFT),
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KEY(5, 5, KEY_SEARCH),
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};
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static struct matrix_keymap_data uib_keymap_data = {
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.keymap = uib_keymap,
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.keymap_size = ARRAY_SIZE(uib_keymap),
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};
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static struct tc3589x_keypad_platform_data tc35893_data = {
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.krow = TC_KPD_ROWS,
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.kcol = TC_KPD_COLUMNS,
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.debounce_period = TC_KPD_DEBOUNCE_PERIOD,
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.settle_time = TC_KPD_SETTLE_TIME,
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.irqtype = IRQF_TRIGGER_FALLING,
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.enable_wakeup = true,
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.keymap_data = &uib_keymap_data,
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.no_autorepeat = true,
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};
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static struct tc3589x_platform_data tc3589x_keypad_data = {
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.block = TC3589x_BLOCK_KEYPAD,
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.keypad = &tc35893_data,
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.irq_base = MOP500_EGPIO_IRQ_BASE,
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};
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static struct i2c_board_info mop500_i2c0_devices_uib[] = {
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{
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I2C_BOARD_INFO("tc3589x", 0x44),
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.platform_data = &tc3589x_keypad_data,
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.irq = NOMADIK_GPIO_TO_IRQ(218),
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.flags = I2C_CLIENT_WAKE,
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},
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};
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2010-12-03 16:05:36 +01:00
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void mop500_keypad_init(void)
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{
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db8500_add_ske_keypad(&ske_keypad_board);
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2010-12-03 16:05:38 +01:00
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i2c_register_board_info(0, mop500_i2c0_devices_stuib,
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ARRAY_SIZE(mop500_i2c0_devices_stuib));
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2010-12-03 16:05:50 +01:00
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i2c_register_board_info(0, mop500_i2c0_devices_uib,
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ARRAY_SIZE(mop500_i2c0_devices_uib));
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2010-12-03 16:05:36 +01:00
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}
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