mfd: Add support for S2MPA01 device

Add the necessary entries required for S2MPA01 multi-function
device. While at it also convert whitespaces to tabs in core.h.

Signed-off-by: Sachin Kamat <sachin.kamat@linaro.org>
Signed-off-by: Lee Jones <lee.jones@linaro.org>

diff --cc drivers/mfd/sec-core.c
Simple merge

diff --cc include/linux/mfd/samsung/core.h
Simple merge

diff --cc include/linux/mfd/samsung/irq.h
Simple merge

diff --cc include/linux/mfd/samsung/s2mpa01.h
Simple merge