Input: add keypad driver for w90p910

Add keypad driver for the 4x4 keypad on an evaluation board based
on w90p910.

Signed-off-by: Wan ZongShun <mcuos.com@gmail.com>
Reviewed-by: Trilok Soni <soni.trilok@gmail.com>
Signed-off-by: Dmitry Torokhov <dtor@mail.ru>

1 files changed, 18 insertions, 0 deletions

diff --git a/arch/arm/mach-w90x900/include/mach/w90p910_keypad.h b/arch/arm/mach-w90x900/include/mach/w90p910_keypad.h
new file mode 100644
index 000000000000..79462faaa189
--- /dev/null
+++ b/arch/arm/mach-w90x900/include/mach/w90p910_keypad.h
@@ -0,0 +1,18 @@
+#ifndef __ASM_ARCH_W90P910_KEYPAD_H
+#define __ASM_ARCH_W90P910_KEYPAD_H
+
+#include <linux/input/matrix_keypad.h>
+
+extern void mfp_set_groupi(struct device *dev);
+
+struct w90p910_keypad_platform_data {
+
+        unsigned int    prescale;
+        unsigned int    debounce;
+        unsigned int    matrix_key_rows;
+        unsigned int    matrix_key_cols;
+        unsigned int    *matrix_key_map;
+        int             matrix_key_map_size;
+};
+
+#endif /* __ASM_ARCH_W90P910_KEYPAD_H */