forked from rubenslte/android_kernel_samsung_msm8226
Enable file node is need by HAL layer to enable/disable sensor. Add this interface allow HAL to control sensor power on/off state by write into this node. Signed-off-by: Figo Wang <figow@codeaurora.org> Change-Id: I1755cfeccf8afb51f2664d36cfd27f4b22fa3d7d