ARM: S5PV210: Add keypad device helpers

This patch adds the keypad device platform helpers for S5PV210 cpu.

Signed-off-by: Joonyoung Shim <jy0922.shim@samsung.com>
Signed-off-by: Kyungmin Park <kyungmin.park@samsung.com>
Signed-off-by: Kukjin Kim <kgene.kim@samsung.com>
6 files changed