media: cec-gpio: support 5v testing
authorHans Verkuil <hans.verkuil@cisco.com>
Thu, 28 Jun 2018 11:44:03 +0000 (07:44 -0400)
committerMauro Carvalho Chehab <mchehab+samsung@kernel.org>
Wed, 25 Jul 2018 11:12:36 +0000 (07:12 -0400)
commit76e464888b1c367fddaf67f23ee3e0aa4ca8cef4
tree99017e54b6ca1eee08a7f55f948c3a302a1b7b28
parent4786b0d6f3ca6da8db02b0a58cd2b785cb0b80ab
media: cec-gpio: support 5v testing

Add support for the new (optional) 5V gpio in order to debug 5V
changes. Some displays turn off CEC if the 5V is not detected,
so it is useful to be able to monitor this line.

Signed-off-by: Hans Verkuil <hans.verkuil@cisco.com>
Signed-off-by: Mauro Carvalho Chehab <mchehab+samsung@kernel.org>
drivers/media/platform/cec-gpio/cec-gpio.c