arm64: dts: allwinner: pinephone: Support volume key wakeup

PinePhone volume keys are connected to the LRADC in the A64. Users may
want to use them to wake the device from sleep. Support this by
declaring the LRADC as a wakeup source.

Reviewed-by: Hans de Goede <hdegoede@redhat.com>
Signed-off-by: Samuel Holland <samuel@sholland.org>
Signed-off-by: Maxime Ripard <maxime@cerno.tech>
Link: https://lore.kernel.org/r/20210113040542.34247-4-samuel@sholland.org

diff --git a/arch/arm64/boot/dts/allwinner/sun50i-a64-pinephone.dtsi b/arch/arm64/boot/dts/allwinner/sun50i-a64-pinephone.dtsi
index 2dfe9bae8c67fa12ddac8844d70a0a00addd8dd0..7f37f9fea0ab2c1086c3105d7e94c46d80f51147 100644 (file)
--- a/arch/arm64/boot/dts/allwinner/sun50i-a64-pinephone.dtsi
+++ b/arch/arm64/boot/dts/allwinner/sun50i-a64-pinephone.dtsi
@@ -196,6 +196,7 @@
 
 &lradc {
        vref-supply = <&reg_aldo3>;
+       wakeup-source;
        status = "okay";
 
        button-200 {