gpio-keys-polled improvements

From: Enrico Weigelt, metux IT consult
Date: Tue Apr 16 2019 - 15:57:47 EST


Hello folks,


here're some improvements for the gpio-keys-polled driver.

The first patch isn't in the driver itself, but adds a little module helper
for conditionally declaring oftree module table if oftree is enabled
(only needed for the last patch)


have fun.

--mtx