Revert "fsa9480: Forward port from Samsung"

This reverts commit 180c791c2c7be6d79150cef1b660390cd55fb1b8.
Revert "Forward porting from Linux 3.0"

This reverts commit 3418a3c32343f01c2f08efac1af6bc5aad155318.
fsa9480: Update from Samsung
modified:   drivers/misc/fsa9480.c
Signed-off-by: cholokei <leesl0416@naver.com>