Merge tag 'zynqmp-dt-for-v5.20' of https://github.com/Xilinx/linux-xlnx into arm/dt

arm64: dts: ZynqMP DT changes for v5.20

- Extend gpio-zynq DT binding (compatible, power-domains, gpio-line-names)
- Fix sm-k26 gpio comment
- Wire AMS device
- Align gpio-keys node names with dtschema

* tag 'zynqmp-dt-for-v5.20' of https://github.com/Xilinx/linux-xlnx:
  arm64: dts: xilinx: align gpio-key node names with dtschema
  arm64: dts: zynqmp: add AMS driver to device tree
  dt-bindings: gpio: zynq: Describe gpio-line-names
  arm64: zynqmp: Fix comment about number of gpio line names
  dt-bindings: gpio: zynq: Add power-domains
  dt-bindings: gpio: zynq: Add missing compatible strings

Link: https://lore.kernel.org/r/452e8c68-b63b-f4f6-a937-67f65c64a8a0@monstr.eu
Signed-off-by: Arnd Bergmann <arnd@arndb.de>

Documentation/devicetree/bindings/gpio/gpio-zynq.yaml

@@ -11,7 +11,11 @@ maintainers:
 
 properties:
   compatible:
-    const: xlnx,zynq-gpio-1.0
+    enum:
+      - xlnx,zynq-gpio-1.0
+      - xlnx,zynqmp-gpio-1.0
+      - xlnx,versal-gpio-1.0
+      - xlnx,pmc-gpio-1.0
 
   reg:
     maxItems: 1
@@ -24,6 +28,11 @@ properties:
 
   gpio-controller: true
 
+  gpio-line-names:
+    description: strings describing the names of each gpio line
+    minItems: 58
+    maxItems: 174
+
   interrupt-controller: true
 
   "#interrupt-cells":
@@ -32,6 +41,54 @@ properties:
   clocks:
     maxItems: 1
 
+  power-domains:
+    maxItems: 1
+
+allOf:
+  - if:
+      properties:
+        compatible:
+          enum:
+            - xlnx,zynqmp-gpio-1.0
+    then:
+      properties:
+        gpio-line-names:
+          minItems: 174
+          maxItems: 174
+
+  - if:
+      properties:
+        compatible:
+          enum:
+            - xlnx,zynq-gpio-1.0
+    then:
+      properties:
+        gpio-line-names:
+          minItems: 118
+          maxItems: 118
+
+  - if:
+      properties:
+        compatible:
+          enum:
+            - xlnx,versal-gpio-1.0
+    then:
+      properties:
+        gpio-line-names:
+          minItems: 58
+          maxItems: 58
+
+  - if:
+      properties:
+        compatible:
+          enum:
+            - xlnx,pmc-gpio-1.0
+    then:
+      properties:
+        gpio-line-names:
+          minItems: 116
+          maxItems: 116
+
 required:
   - compatible
   - reg

arch/arm64/boot/dts/xilinx/zynqmp-clk-ccf.dtsi

@@ -239,6 +239,10 @@ &lpd_watchdog {
 	clocks = <&zynqmp_clk LPD_WDT>;
 };
 
+&xilinx_ams {
+	clocks = <&zynqmp_clk AMS_REF>;
+};
+
 &zynqmp_dpdma {
 	clocks = <&zynqmp_clk DPDMA_REF>;
 };

arch/arm64/boot/dts/xilinx/zynqmp-sm-k26-revA.dts

@@ -52,7 +52,7 @@ memory@0 {
 	gpio-keys {
 		compatible = "gpio-keys";
 		autorepeat;
-		fwuen {
+		key-fwuen {
 			label = "fwuen";
 			gpios = <&gpio 12 GPIO_ACTIVE_LOW>;
 		};
@@ -285,5 +285,5 @@ &gpio {
 			  "", "", "", "", "", /* 155 - 159 */
 			  "", "", "", "", "", /* 160 - 164 */
 			  "", "", "", "", "", /* 165 - 169 */
-			  "", "", "", ""; /* 170 - 174 */
+			  "", "", "", ""; /* 170 - 173 */
 };

arch/arm64/boot/dts/xilinx/zynqmp-zcu100-revC.dts

@@ -49,7 +49,7 @@ memory@0 {
 	gpio-keys {
 		compatible = "gpio-keys";
 		autorepeat;
-		sw4 {
+		switch-4 {
 			label = "sw4";
 			gpios = <&gpio 23 GPIO_ACTIVE_LOW>;
 			linux,code = <KEY_POWER>;

arch/arm64/boot/dts/xilinx/zynqmp-zcu102-revA.dts

@@ -47,7 +47,7 @@ memory@0 {
 	gpio-keys {
 		compatible = "gpio-keys";
 		autorepeat;
-		sw19 {
+		switch-19 {
 			label = "sw19";
 			gpios = <&gpio 22 GPIO_ACTIVE_HIGH>;
 			linux,code = <KEY_DOWN>;

arch/arm64/boot/dts/xilinx/zynqmp-zcu106-revA.dts

@@ -47,7 +47,7 @@ memory@0 {
 	gpio-keys {
 		compatible = "gpio-keys";
 		autorepeat;
-		sw19 {
+		switch-19 {
 			label = "sw19";
 			gpios = <&gpio 22 GPIO_ACTIVE_HIGH>;
 			linux,code = <KEY_DOWN>;

arch/arm64/boot/dts/xilinx/zynqmp-zcu111-revA.dts

@@ -47,7 +47,7 @@ memory@0 {
 	gpio-keys {
 		compatible = "gpio-keys";
 		autorepeat;
-		sw19 {
+		switch-19 {
 			label = "sw19";
 			gpios = <&gpio 22 GPIO_ACTIVE_HIGH>;
 			linux,code = <KEY_DOWN>;

arch/arm64/boot/dts/xilinx/zynqmp.dtsi

@@ -874,6 +874,32 @@ lpd_watchdog: watchdog@ff150000 {
 			timeout-sec = <10>;
 		};
 
+		xilinx_ams: ams@ffa50000 {
+			compatible = "xlnx,zynqmp-ams";
+			status = "disabled";
+			interrupt-parent = <&gic>;
+			interrupts = <0 56 4>;
+			reg = <0x0 0xffa50000 0x0 0x800>;
+			#address-cells = <1>;
+			#size-cells = <1>;
+			#io-channel-cells = <1>;
+			ranges = <0 0 0xffa50800 0x800>;
+
+			ams_ps: ams_ps@0 {
+				compatible = "xlnx,zynqmp-ams-ps";
+				status = "disabled";
+				reg = <0x0 0x400>;
+			};
+
+			ams_pl: ams_pl@400 {
+				compatible = "xlnx,zynqmp-ams-pl";
+				status = "disabled";
+				reg = <0x400 0x400>;
+				#address-cells = <1>;
+				#size-cells = <0>;
+			};
+		};
+
 		zynqmp_dpdma: dma-controller@fd4c0000 {
 			compatible = "xlnx,zynqmp-dpdma";
 			status = "disabled";