[PATCH v3] arm64: dts: renesas: salvator-common: add GPIO extender

[Wolfram Sang]

We need to configure its GPIOs later.

Signed-off-by: Wolfram Sang <wsa+rene...@sang-engineering.com>
---

Changes since V2:
* added two more required properties (Thanks Geert!)

And no dependency anymore (my statement for V2 was wrong).

 arch/arm64/boot/dts/renesas/salvator-common.dtsi | 7 +++++++
 1 file changed, 7 insertions(+)

diff --git a/arch/arm64/boot/dts/renesas/salvator-common.dtsi 
b/arch/arm64/boot/dts/renesas/salvator-common.dtsi
index a298df74ca6c03..7d43ec24cf9fd0 100644
--- a/arch/arm64/boot/dts/renesas/salvator-common.dtsi
+++ b/arch/arm64/boot/dts/renesas/salvator-common.dtsi
@@ -338,6 +338,13 @@
 &i2c4 {
        status = "okay";
 
+       pca9654: gpio@20 {
+               compatible = "onnn,pca9654";
+               reg = <0x20>;
+               gpio-controller;
+               #gpio-cells = <2>;
+       };
+
        csa_vdd: adc@7c {
                compatible = "maxim,max9611";
                reg = <0x7c>;
-- 
2.11.0