Simon Glass b71bea7129 gpio: Report errors when GPIOs cannot be read ...

Some controllers do not allow the output value to be read. Detect this and
report the error in that case.

Signed-off-by: Simon Glass <sjg@chromium.org>

2016-03-17 21:27:37 -06:00

5.2 KiB

Raw Blame History

View Raw