msm: footswitch-pcom: Enable Footswitch for 8625

Footswitch was disabled for 8625 bringup, now re-enabling it.
Also add footswitch support for EVB/QRD.

Change-Id: I74b8057279706a725ab64502e7506545eee025b8
Signed-off-by: Taniya Das <tdas@codeaurora.org>
2 files changed