Revert "mmc: Merging"

This reverts commit 8bf3ac7a346cff2d09f6e9eb2ce94af539dbe88a.
kernel: import codes from samsung
modified:   kernel/irq/handle.c
modified:   kernel/power/wakelock.c
Signed-off-by: cholokei <leesl0416@naver.com>