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Diffstat (limited to 'arch/arm/mach-ux500/board-mop500-keypads.c')
-rw-r--r--arch/arm/mach-ux500/board-mop500-keypads.c229
1 files changed, 229 insertions, 0 deletions
diff --git a/arch/arm/mach-ux500/board-mop500-keypads.c b/arch/arm/mach-ux500/board-mop500-keypads.c
new file mode 100644
index 000000000000..70318c354d32
--- /dev/null
+++ b/arch/arm/mach-ux500/board-mop500-keypads.c
@@ -0,0 +1,229 @@
+/*
+ * Copyright (C) ST-Ericsson SA 2010
+ *
+ * License Terms: GNU General Public License v2
+ *
+ * Keypad layouts for various boards
+ */
+
+#include <linux/i2c.h>
+#include <linux/gpio.h>
+#include <linux/interrupt.h>
+#include <linux/platform_device.h>
+#include <linux/mfd/stmpe.h>
+#include <linux/mfd/tc3589x.h>
+#include <linux/input/matrix_keypad.h>
+
+#include <plat/pincfg.h>
+#include <plat/ske.h>
+
+#include <mach/devices.h>
+#include <mach/hardware.h>
+
+#include "devices-db8500.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),
+};
+
+/*
+ * Nomadik SKE keypad
+ */
+#define ROW_PIN_I0 164
+#define ROW_PIN_I1 163
+#define ROW_PIN_I2 162
+#define ROW_PIN_I3 161
+#define ROW_PIN_I4 156
+#define ROW_PIN_I5 155
+#define ROW_PIN_I6 154
+#define ROW_PIN_I7 153
+#define COL_PIN_O0 168
+#define COL_PIN_O1 167
+#define COL_PIN_O2 166
+#define COL_PIN_O3 165
+#define COL_PIN_O4 160
+#define COL_PIN_O5 159
+#define COL_PIN_O6 158
+#define COL_PIN_O7 157
+
+#define SKE_KPD_MAX_ROWS 8
+#define SKE_KPD_MAX_COLS 8
+
+static int ske_kp_rows[] = {
+ ROW_PIN_I0, ROW_PIN_I1, ROW_PIN_I2, ROW_PIN_I3,
+ ROW_PIN_I4, ROW_PIN_I5, ROW_PIN_I6, ROW_PIN_I7,
+};
+
+/*
+ * ske_set_gpio_row: request and set gpio rows
+ */
+static int ske_set_gpio_row(int gpio)
+{
+ int ret;
+
+ ret = gpio_request(gpio, "ske-kp");
+ if (ret < 0) {
+ pr_err("ske_set_gpio_row: gpio request failed\n");
+ return ret;
+ }
+
+ ret = gpio_direction_output(gpio, 1);
+ if (ret < 0) {
+ pr_err("ske_set_gpio_row: gpio direction failed\n");
+ gpio_free(gpio);
+ }
+
+ return ret;
+}
+
+/*
+ * ske_kp_init - enable the gpio configuration
+ */
+static int ske_kp_init(void)
+{
+ int ret, i;
+
+ for (i = 0; i < SKE_KPD_MAX_ROWS; i++) {
+ ret = ske_set_gpio_row(ske_kp_rows[i]);
+ if (ret < 0) {
+ pr_err("ske_kp_init: failed init\n");
+ return ret;
+ }
+ }
+
+ return 0;
+}
+
+static struct ske_keypad_platform_data ske_keypad_board = {
+ .init = ske_kp_init,
+ .keymap_data = &mop500_keymap_data,
+ .no_autorepeat = true,
+ .krow = SKE_KPD_MAX_ROWS, /* 8x8 matrix */
+ .kcol = SKE_KPD_MAX_COLS,
+ .debounce_ms = 40, /* in millisecs */
+};
+
+/*
+ * 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 mop500_i2c0_devices_stuib[] = {
+ {
+ I2C_BOARD_INFO("stmpe1601", 0x40),
+ .irq = NOMADIK_GPIO_TO_IRQ(218),
+ .platform_data = &stmpe1601_data,
+ .flags = I2C_CLIENT_WAKE,
+ },
+};
+
+/*
+ * TC35893
+ */
+
+static const unsigned int uib_keymap[] = {
+ KEY(3, 1, KEY_END),
+ KEY(4, 1, KEY_POWER),
+ KEY(6, 4, KEY_VOLUMEDOWN),
+ KEY(4, 2, KEY_EMAIL),
+ KEY(3, 3, KEY_RIGHT),
+ KEY(2, 5, KEY_BACKSPACE),
+
+ KEY(6, 7, KEY_MENU),
+ KEY(5, 0, KEY_ENTER),
+ KEY(4, 3, KEY_0),
+ KEY(3, 4, KEY_DOT),
+ KEY(5, 2, KEY_UP),
+ KEY(3, 5, KEY_DOWN),
+
+ KEY(4, 5, KEY_SEND),
+ KEY(0, 5, KEY_BACK),
+ KEY(6, 2, KEY_VOLUMEUP),
+ KEY(1, 3, KEY_SPACE),
+ KEY(7, 6, KEY_LEFT),
+ KEY(5, 5, KEY_SEARCH),
+};
+
+static struct matrix_keymap_data uib_keymap_data = {
+ .keymap = uib_keymap,
+ .keymap_size = ARRAY_SIZE(uib_keymap),
+};
+
+static struct tc3589x_keypad_platform_data tc35893_data = {
+ .krow = TC_KPD_ROWS,
+ .kcol = TC_KPD_COLUMNS,
+ .debounce_period = TC_KPD_DEBOUNCE_PERIOD,
+ .settle_time = TC_KPD_SETTLE_TIME,
+ .irqtype = IRQF_TRIGGER_FALLING,
+ .enable_wakeup = true,
+ .keymap_data = &uib_keymap_data,
+ .no_autorepeat = true,
+};
+
+static struct tc3589x_platform_data tc3589x_keypad_data = {
+ .block = TC3589x_BLOCK_KEYPAD,
+ .keypad = &tc35893_data,
+ .irq_base = MOP500_EGPIO_IRQ_BASE,
+};
+
+static struct i2c_board_info mop500_i2c0_devices_uib[] = {
+ {
+ I2C_BOARD_INFO("tc3589x", 0x44),
+ .platform_data = &tc3589x_keypad_data,
+ .irq = NOMADIK_GPIO_TO_IRQ(218),
+ .flags = I2C_CLIENT_WAKE,
+ },
+};
+
+void mop500_keypad_init(void)
+{
+ db8500_add_ske_keypad(&ske_keypad_board);
+
+ i2c_register_board_info(0, mop500_i2c0_devices_stuib,
+ ARRAY_SIZE(mop500_i2c0_devices_stuib));
+
+ i2c_register_board_info(0, mop500_i2c0_devices_uib,
+ ARRAY_SIZE(mop500_i2c0_devices_uib));
+
+}