arm64: dts: sparx5: Add the Sparx5 switch node

This provides the configuration for the currently available evaluation
boards PCB134 and PCB135.

The series depends on the following series currently on its way
into the kernel:

- Sparx5 Reset Driver
  Link: https://lore.kernel.org/r/20210416084054.2922327-1-steen.hegelund@microchip.com/

Signed-off-by: Steen Hegelund <steen.hegelund@microchip.com>
Signed-off-by: Lars Povlsen <lars.povlsen@microchip.com>
Signed-off-by: Bjarni Jonasson <bjarni.jonasson@microchip.com>
Signed-off-by: David S. Miller <davem@davemloft.net>

arch/arm64/boot/dts/microchip/sparx5.dtsi

@@ -135,9 +135,12 @@
 			};
 		};
 
-		reset@611010008 {
-			compatible = "microchip,sparx5-chip-reset";
+		reset: reset-controller@611010008 {
+			compatible = "microchip,sparx5-switch-reset";
 			reg = <0x6 0x11010008 0x4>;
+			reg-names = "gcb";
+			#reset-cells = <1>;
+			cpu-syscon = <&cpu_ctrl>;
 		};
 
 		uart0: serial@600100000 {
@@ -275,6 +278,21 @@
 					"GPIO_46", "GPIO_47";
 				function = "emmc";
 			};
+
+			miim1_pins: miim1-pins {
+				pins = "GPIO_56", "GPIO_57";
+				function = "miim";
+			};
+
+			miim2_pins: miim2-pins {
+				pins = "GPIO_58", "GPIO_59";
+				function = "miim";
+			};
+
+			miim3_pins: miim3-pins {
+				pins = "GPIO_52", "GPIO_53";
+				function = "miim";
+			};
 		};
 
 		sgpio0: gpio@61101036c {
@@ -285,6 +303,8 @@
 			clocks = <&sys_clk>;
 			pinctrl-0 = <&sgpio0_pins>;
 			pinctrl-names = "default";
+			resets = <&reset 0>;
+			reset-names = "switch";
 			reg = <0x6 0x1101036c 0x100>;
 			sgpio_in0: gpio@0 {
 				compatible = "microchip,sparx5-sgpio-bank";
@@ -292,6 +312,9 @@
 				gpio-controller;
 				#gpio-cells = <3>;
 				ngpios = <96>;
+				interrupts = <GIC_SPI 17 IRQ_TYPE_LEVEL_HIGH>;
+				interrupt-controller;
+				#interrupt-cells = <3>;
 			};
 			sgpio_out0: gpio@1 {
 				compatible = "microchip,sparx5-sgpio-bank";
@@ -310,6 +333,8 @@
 			clocks = <&sys_clk>;
 			pinctrl-0 = <&sgpio1_pins>;
 			pinctrl-names = "default";
+			resets = <&reset 0>;
+			reset-names = "switch";
 			reg = <0x6 0x11010484 0x100>;
 			sgpio_in1: gpio@0 {
 				compatible = "microchip,sparx5-sgpio-bank";
@@ -317,6 +342,9 @@
 				gpio-controller;
 				#gpio-cells = <3>;
 				ngpios = <96>;
+				interrupts = <GIC_SPI 18 IRQ_TYPE_LEVEL_HIGH>;
+				interrupt-controller;
+				#interrupt-cells = <3>;
 			};
 			sgpio_out1: gpio@1 {
 				compatible = "microchip,sparx5-sgpio-bank";
@@ -335,6 +363,8 @@
 			clocks = <&sys_clk>;
 			pinctrl-0 = <&sgpio2_pins>;
 			pinctrl-names = "default";
+			resets = <&reset 0>;
+			reset-names = "switch";
 			reg = <0x6 0x1101059c 0x100>;
 			sgpio_in2: gpio@0 {
 				reg = <0>;
@@ -342,6 +372,9 @@
 				gpio-controller;
 				#gpio-cells = <3>;
 				ngpios = <96>;
+				interrupts = <GIC_SPI 19 IRQ_TYPE_LEVEL_HIGH>;
+				interrupt-controller;
+				#interrupt-cells = <3>;
 			};
 			sgpio_out2: gpio@1 {
 				compatible = "microchip,sparx5-sgpio-bank";
@@ -386,5 +419,62 @@
 			#thermal-sensor-cells = <0>;
 			clocks = <&ahb_clk>;
 		};
+
+		mdio0: mdio@6110102b0 {
+			compatible = "mscc,ocelot-miim";
+			status = "disabled";
+			#address-cells = <1>;
+			#size-cells = <0>;
+			reg = <0x6 0x110102b0 0x24>;
+		};
+
+		mdio1: mdio@6110102d4 {
+			compatible = "mscc,ocelot-miim";
+			status = "disabled";
+			pinctrl-0 = <&miim1_pins>;
+			pinctrl-names = "default";
+			#address-cells = <1>;
+			#size-cells = <0>;
+			reg = <0x6 0x110102d4 0x24>;
+		};
+
+		mdio2: mdio@6110102f8 {
+			compatible = "mscc,ocelot-miim";
+			status = "disabled";
+			pinctrl-0 = <&miim2_pins>;
+			pinctrl-names = "default";
+			#address-cells = <1>;
+			#size-cells = <0>;
+			reg = <0x6 0x110102d4 0x24>;
+		};
+
+		mdio3: mdio@61101031c {
+			compatible = "mscc,ocelot-miim";
+			status = "disabled";
+			pinctrl-0 = <&miim3_pins>;
+			pinctrl-names = "default";
+			#address-cells = <1>;
+			#size-cells = <0>;
+			reg = <0x6 0x1101031c 0x24>;
+		};
+
+		serdes: serdes@10808000 {
+			compatible = "microchip,sparx5-serdes";
+			#phy-cells = <1>;
+			clocks = <&sys_clk>;
+			reg = <0x6 0x10808000 0x5d0000>;
+		};
+
+		switch: switch@0x600000000 {
+			compatible = "microchip,sparx5-switch";
+			reg =	<0x6 0 0x401000>,
+				<0x6 0x10004000 0x7fc000>,
+				<0x6 0x11010000 0xaf0000>;
+			reg-names = "cpu", "dev", "gcb";
+			interrupt-names = "xtr";
+			interrupts = <GIC_SPI 30 IRQ_TYPE_LEVEL_HIGH>;
+			resets = <&reset 0>;
+			reset-names = "switch";
+		};
 	};
 };