The PCA95xx GPIO expander requires GPIO controller properties to operate
properly.
Signed-off-by: Krzysztof Kozlowski <krzk@kernel.org>
---
arch/arm/boot/dts/dove-sbc-a510.dts | 1 +
1 file changed, 1 insertion(+)
diff --git a/arch/arm/boot/dts/dove-sbc-a510.dts b/arch/arm/boot/dts/dove-sbc-a510.dts
index 2bb85a9b7614..df021f9b0117 100644
--- a/arch/arm/boot/dts/dove-sbc-a510.dts
+++ b/arch/arm/boot/dts/dove-sbc-a510.dts
@@ -143,6 +143,7 @@
gpio_ext: gpio@20 {
compatible = "nxp,pca9555";
reg = <0x20>;
+ gpio-controller;
#gpio-cells = <2>;
};
};--
2.17.1
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