arm64: dts: qcom: sa8295p-adp: add fallback compatible to PMIC GPIOs

Bindings require all PMIC GPIO nodes to have two compatibles - specific
followed by SPMI or SSBI fallback:

  qcom/sa8295p-adp.dtb: pmic@8: gpio@c000:compatible: ['qcom,pm8150-gpio'] is too short
Signed-off-by: Krzysztof Kozlowski <krzysztof.kozlowski@linaro.org>
Signed-off-by: Bjorn Andersson <andersson@kernel.org>
Link: https://lore.kernel.org/r/20220908081050.29751-4-krzysztof.kozlowski@linaro.org

arch/arm64/boot/dts/qcom/sa8295p-adp.dts

@@ -183,7 +183,7 @@ pm8450a: pmic@0 {
 		#size-cells = <0>;
 
 		pm8450a_gpios: gpio@c000 {
-			compatible = "qcom,pm8150-gpio";
+			compatible = "qcom,pm8150-gpio", "qcom,spmi-gpio";
 			reg = <0xc000>;
 			gpio-controller;
 			#gpio-cells = <2>;
@@ -199,7 +199,7 @@ pm8450c: pmic@4 {
 		#size-cells = <0>;
 
 		pm8450c_gpios: gpio@c000 {
-			compatible = "qcom,pm8150-gpio";
+			compatible = "qcom,pm8150-gpio", "qcom,spmi-gpio";
 			reg = <0xc000>;
 			gpio-controller;
 			#gpio-cells = <2>;
@@ -215,7 +215,7 @@ pm8450e: pmic@8 {
 		#size-cells = <0>;
 
 		pm8450e_gpios: gpio@c000 {
-			compatible = "qcom,pm8150-gpio";
+			compatible = "qcom,pm8150-gpio", "qcom,spmi-gpio";
 			reg = <0xc000>;
 			gpio-controller;
 			#gpio-cells = <2>;
@@ -231,7 +231,7 @@ pm8450g: pmic@c {
 		#size-cells = <0>;
 
 		pm8450g_gpios: gpio@c000 {
-			compatible = "qcom,pm8150-gpio";
+			compatible = "qcom,pm8150-gpio", "qcom,spmi-gpio";
 			reg = <0xc000>;
 			gpio-controller;
 			#gpio-cells = <2>;