[PATCH 4/6] ARM: dts: aspeed: Fix PCA95xx GPIO expander properties on Portwell

[Krzysztof Kozlowski <krzk@xxxxxxxxxx>]

The PCA95xx GPIO expander requires GPIO controller properties to operate
properly.

Signed-off-by: Krzysztof Kozlowski <krzk@xxxxxxxxxx>
---
 arch/arm/boot/dts/aspeed-bmc-portwell-neptune.dts | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/arch/arm/boot/dts/aspeed-bmc-portwell-neptune.dts b/arch/arm/boot/dts/aspeed-bmc-portwell-neptune.dts
index 4a1ca8f5b6a7..03c161493ffc 100644
--- a/arch/arm/boot/dts/aspeed-bmc-portwell-neptune.dts
+++ b/arch/arm/boot/dts/aspeed-bmc-portwell-neptune.dts
@@ -121,6 +121,8 @@
 	pca9555@27 {
 		compatible = "nxp,pca9555";
 		reg = <0x27>;
+		gpio-controller;
+		#gpio-cells = <2>;
 	};
 };
 
-- 
2.17.1