arm64: dts: rockchip: add power button support for Firefly-RK3399

This commit adds power button support for the Firefly-RK3399.

Signed-off-by: Shohei Maruyama <cheat.sc.linux@outlook.com>
Signed-off-by: Heiko Stuebner <heiko@sntech.de>
This commit is contained in:
Shohei Maruyama 2018-07-18 14:58:21 +00:00 • committed by Heiko Stuebner
commit 24e5b85a1c