msm: footswitch-8x60: Fix APQ8064 support

Update the footswitch probe function to support 8064 in
a code path had been previously untested.

Change-Id: I480a238e60ec0a37cadc392f76f39c98519db035
Signed-off-by: Stepan Moskovchenko <stepanm@codeaurora.org>
1 file changed