davinci: add tnetv107x keypad platform device
This patch adds a platform device definition for tnetv107x's keypad
controller.
Signed-off-by: Cyril Chemparathy <cyril@ti.com>
Signed-off-by: Kevin Hilman <khilman@deeprootsystems.com>
diff --git a/arch/arm/mach-davinci/devices-tnetv107x.c b/arch/arm/mach-davinci/devices-tnetv107x.c
index 2718a3a..086269f 100644
--- a/arch/arm/mach-davinci/devices-tnetv107x.c
+++ b/arch/arm/mach-davinci/devices-tnetv107x.c
@@ -33,6 +33,7 @@
#define TNETV107X_WDOG_BASE 0x08086700
#define TNETV107X_SDIO0_BASE 0x08088700
#define TNETV107X_SDIO1_BASE 0x08088800
+#define TNETV107X_KEYPAD_BASE 0x08088a00
#define TNETV107X_ASYNC_EMIF_CNTRL_BASE 0x08200000
#define TNETV107X_ASYNC_EMIF_DATA_CE0_BASE 0x30000000
#define TNETV107X_ASYNC_EMIF_DATA_CE1_BASE 0x40000000
@@ -298,6 +299,30 @@
return platform_device_register(pdev);
}
+static struct resource keypad_resources[] = {
+ {
+ .start = TNETV107X_KEYPAD_BASE,
+ .end = TNETV107X_KEYPAD_BASE + 0xff,
+ .flags = IORESOURCE_MEM,
+ },
+ {
+ .start = IRQ_TNETV107X_KEYPAD,
+ .flags = IORESOURCE_IRQ,
+ .name = "press",
+ },
+ {
+ .start = IRQ_TNETV107X_KEYPAD_FREE,
+ .flags = IORESOURCE_IRQ,
+ .name = "release",
+ },
+};
+
+static struct platform_device keypad_device = {
+ .name = "tnetv107x-keypad",
+ .num_resources = ARRAY_SIZE(keypad_resources),
+ .resource = keypad_resources,
+};
+
void __init tnetv107x_devices_init(struct tnetv107x_device_info *info)
{
int i;
@@ -317,4 +342,9 @@
for (i = 0; i < 4; i++)
if (info->nand_config[i])
nand_init(i, info->nand_config[i]);
+
+ if (info->keypad_config) {
+ keypad_device.dev.platform_data = info->keypad_config;
+ platform_device_register(&keypad_device);
+ }
}
diff --git a/arch/arm/mach-davinci/include/mach/tnetv107x.h b/arch/arm/mach-davinci/include/mach/tnetv107x.h
index c720647..5a681d8 100644
--- a/arch/arm/mach-davinci/include/mach/tnetv107x.h
+++ b/arch/arm/mach-davinci/include/mach/tnetv107x.h
@@ -33,6 +33,8 @@
#ifndef __ASSEMBLY__
#include <linux/serial_8250.h>
+#include <linux/input/matrix_keypad.h>
+
#include <mach/mmc.h>
#include <mach/nand.h>
#include <mach/serial.h>
@@ -41,6 +43,7 @@
struct davinci_uart_config *serial_config;
struct davinci_mmc_config *mmc_config[2]; /* 2 controllers */
struct davinci_nand_pdata *nand_config[4]; /* 4 chipsels */
+ struct matrix_keypad_platform_data *keypad_config;
};
extern struct platform_device tnetv107x_wdt_device;