arm64: dts: renesas: hihope-common: Add PCA9654 I/O expander

Enable PCA9654 GPIO expander, so that we can configure its GPIOs later.

Signed-off-by: Biju Das <biju.das@bp.renesas.com>
Signed-off-by: Geert Uytterhoeven <geert+renesas@glider.be>

diff --git a/arch/arm64/boot/dts/renesas/hihope-common.dtsi b/arch/arm64/boot/dts/renesas/hihope-common.dtsi
index 3311a98..1480242 100644 (file)
--- a/arch/arm64/boot/dts/renesas/hihope-common.dtsi
+++ b/arch/arm64/boot/dts/renesas/hihope-common.dtsi
@@ -162,6 +162,13 @@
        clock-frequency = <400000>;
        status = "okay";
 
+       gpio_expander: gpio@20 {
+               compatible = "onnn,pca9654";
+               reg = <0x20>;
+               gpio-controller;
+               #gpio-cells = <2>;
+       };
+
        versaclock5: clock-generator@6a {
                compatible = "idt,5p49v5923";
                reg = <0x6a>;