arm64: dts: mediatek: mt8395-genio-1200-evk: Add MT6359 PMIC key support

Add in mt8395-genio-1200-evk devicetree file a sub node in pmic for
the mt6359-keys compatible to add the Power and Home MT6359 PMIC keys
support.

Signed-off-by: Louis-Alexis Eyraud <louisalexis.eyraud@collabora.com>

arch/arm64/boot/dts/mediatek/mt8395-genio-1200-evk.dts

@@ -1152,6 +1152,21 @@ pins {
 
 &pmic {
 	interrupts-extended = <&pio 222 IRQ_TYPE_LEVEL_HIGH>;
+
+	mt6359keys: keys {
+		compatible = "mediatek,mt6359-keys";
+		mediatek,long-press-mode = <1>;
+		power-off-time-sec = <0>;
+
+		power-key {
+			linux,keycodes = <KEY_POWER>;
+			wakeup-source;
+		};
+
+		home {
+			linux,keycodes = <KEY_HOME>;
+		};
+	};
 };
 
 &scp {