[PATCH 2/2] arm64: dts: apm: add required gpio-cells to DW APB GPIO controller port

[Krzysztof Kozlowski]

The Synopsys DesignWare APB GPIO controller port must have gpio-cells
property, as pointed by dtschema:

  arch/arm64/boot/dts/apm/apm-mustang.dt.yaml: gpio at 1c024000: gpio-controller at 0: '#gpio-cells' is a required property

Signed-off-by: Krzysztof Kozlowski <krzk at kernel.org>

---

Changes since v1:
1. New patch
---
 arch/arm64/boot/dts/apm/apm-shadowcat.dtsi | 1 +
 arch/arm64/boot/dts/apm/apm-storm.dtsi     | 1 +
 2 files changed, 2 insertions(+)

diff --git a/arch/arm64/boot/dts/apm/apm-shadowcat.dtsi b/arch/arm64/boot/dts/apm/apm-shadowcat.dtsi
index 2da5b8a0cd35..a83c82c50e29 100644
--- a/arch/arm64/boot/dts/apm/apm-shadowcat.dtsi
+++ b/arch/arm64/boot/dts/apm/apm-shadowcat.dtsi
@@ -715,6 +715,7 @@
 			porta: gpio-controller at 0 {
 				compatible = "snps,dw-apb-gpio-port";
 				gpio-controller;
+				#gpio-cells = <2>;
 				snps,nr-gpios = <32>;
 				reg = <0>;
 			};
diff --git a/arch/arm64/boot/dts/apm/apm-storm.dtsi b/arch/arm64/boot/dts/apm/apm-storm.dtsi
index 560b2a6f2082..0f37e77f5459 100644
--- a/arch/arm64/boot/dts/apm/apm-storm.dtsi
+++ b/arch/arm64/boot/dts/apm/apm-storm.dtsi
@@ -831,6 +831,7 @@
 			porta: gpio-controller at 0 {
 				compatible = "snps,dw-apb-gpio-port";
 				gpio-controller;
+				#gpio-cells = <2>;
 				snps,nr-gpios = <32>;
 				reg = <0>;
 			};
-- 
2.17.1