msm: board-qrd7627a: Add keypad device for 8625
Create a keypad platform device and pass keymap as part of
platform data to gpio keypad driver.
Change-Id: If9bf1fd72c3f3c1bbbef2483b901db921e7e0122
Signed-off-by: Mohan Pallaka <mpallaka@codeaurora.org>
diff --git a/arch/arm/mach-msm/board-qrd7627a.c b/arch/arm/mach-msm/board-qrd7627a.c
index a21abb8..584b2da 100644
--- a/arch/arm/mach-msm/board-qrd7627a.c
+++ b/arch/arm/mach-msm/board-qrd7627a.c
@@ -793,11 +793,47 @@
__func__, rc);
}
+/* 8625 keypad device information */
+static unsigned int kp_row_gpios_8625[] = {31};
+static unsigned int kp_col_gpios_8625[] = {36, 37};
+
+static const unsigned short keymap_8625[] = {
+ KEY_VOLUMEUP,
+ KEY_VOLUMEDOWN,
+};
+
+static struct gpio_event_matrix_info kp_matrix_info_8625 = {
+ .info.func = gpio_event_matrix_func,
+ .keymap = keymap_8625,
+ .output_gpios = kp_row_gpios_8625,
+ .input_gpios = kp_col_gpios_8625,
+ .noutputs = ARRAY_SIZE(kp_row_gpios_8625),
+ .ninputs = ARRAY_SIZE(kp_col_gpios_8625),
+ .settle_time.tv_nsec = 40 * NSEC_PER_USEC,
+ .poll_time.tv_nsec = 20 * NSEC_PER_MSEC,
+ .flags = GPIOKPF_LEVEL_TRIGGERED_IRQ | GPIOKPF_DRIVE_INACTIVE |
+ GPIOKPF_PRINT_UNMAPPED_KEYS,
+};
+
+static struct gpio_event_info *kp_info_8625[] = {
+ &kp_matrix_info_8625.info,
+};
+static struct gpio_event_platform_data kp_pdata_8625 = {
+ .name = "8625_kp",
+ .info = kp_info_8625,
+ .info_count = ARRAY_SIZE(kp_info_8625)
+};
+
+static struct platform_device kp_pdev_8625 = {
+ .name = GPIO_EVENT_DEV_NAME,
+ .id = -1,
+ .dev = {
+ .platform_data = &kp_pdata_8625,
+ },
+};
+
static void msm7627a_add_io_devices(void)
{
- if (machine_is_msm7627a_evb())
- return;
-
#if defined(CONFIG_TOUCHSCREEN_SYNAPTICS_RMI4_I2C) || \
defined(CONFIG_TOUCHSCREEN_SYNAPTICS_RMI4_I2C_MODULE)
i2c_register_board_info(MSM_GSBI1_QUP_I2C_BUS_ID,
@@ -810,6 +846,9 @@
msm_init_pmic_vibrator();
#endif
+ /* keypad */
+ if (machine_is_msm7627a_evb())
+ platform_device_register(&kp_pdev_8625);
}
#define UART1DM_RX_GPIO 45