Commit 6fffb986 authored Feb 12, 2019 by Geert Uytterhoeven Committed by Simon Horman Mar 18, 2019

arm64: dts: renesas: r8a77990: ebisu: Add GPIO expander



Describe the ON Semiconductor PCA9654 I/O expander on the first I2C
bus, which provides 8 extra GPIOs.

Signed-off-by: Geert Uytterhoeven <geert+renesas@glider.be>
Reviewed-by: Niklas Söderlund <niklas.soderlund@ragnatech.se>
Signed-off-by: Simon Horman <horms+renesas@verge.net.au>

parent 9e98c678

arch/arm64/boot/dts/renesas/r8a77990-ebisu.dts

+9 −0

Original line number	Diff line number	Diff line
		@@ -337,6 +337,15 @@
		&i2c0 {
		status = "okay";

		io_expander: gpio@20 {
		compatible = "onnn,pca9654";
		reg = <0x20>;
		gpio-controller;
		#gpio-cells = <2>;
		interrupt-parent = <&gpio2>;
		interrupts = <22 IRQ_TYPE_LEVEL_LOW>;
		};

		hdmi-encoder@39 {
		compatible = "adi,adv7511w";
		reg = <0x39>;

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