arm64: tegra: Enable power and volume keys on Jetson TX1

Add a gpio-keys device tree node to represent the Power, Volume Up and
Volume Down keys found on Jetson TX1.

Signed-off-by: Laxman Dewangan <ldewangan@nvidia.com>
Signed-off-by: Thierry Reding <treding@nvidia.com>
This commit is contained in:
Laxman Dewangan 2016-02-29 18:36:50 +05:30 • committed by Thierry Reding
commit 0e91ba42be