brcm63xx: probe SPI connected switches through DT

Now that we can configure the switches through DT, do so.

Signed-off-by: Jonas Gorski <jonas.gorski@gmail.com>

target/linux/brcm63xx/dts/dgnd3700v1.dts

@@ -119,3 +119,53 @@
 	pinctrl-names = "default";
 	pinctrl-0 = <&pinctrl_pci>;
 };
+
+&lsspi {
+	switch@1 {
+		compatible = "brcm,bcm53115";
+		reg = <1>;
+		spi-max-frequency = <781000>;
+
+		lede,alias = "eth0";
+
+		ports {
+			#address-cells = <1>;
+			#size-cells = <0>;
+
+			wan@0 {
+				reg = <0>;
+				label = "wan";
+			};
+
+			lan@1 {
+				reg = <1>;
+				label = "lan1";
+			};
+
+			lan@2 {
+				reg = <2>;
+				label = "lan2";
+			};
+
+			lan@3 {
+				reg = <3>;
+				label = "lan3";
+			};
+
+			lan@4 {
+				reg = <4>;
+				label = "lan4";
+			};
+
+			cpu@8 {
+				reg = <8>;
+				label = "cpu";
+
+				fixed-link {
+					speed = <1000>;
+					full-duplex;
+				};
+			};
+		};
+	};
+};

target/linux/brcm63xx/dts/wap-5813n.dts

@@ -85,6 +85,58 @@
 	};
 };
 
+&lsspi {
+	switch@0 {
+		compatible = "brcm,bcm53115";
+		reg = <0>;
+		spi-max-frequency = <781000>;
+
+		lede,alias = "eth0";
+
+		ports {
+			#address-cells = <1>;
+			#size-cells = <0>;
+
+			lan@0 {
+				reg = <0>;
+				label = "lan4";
+			};
+
+			lan@1 {
+				reg = <1>;
+				label = "lan3";
+			};
+
+			lan@2 {
+				reg = <2>;
+				label = "lan2";
+			};
+
+			lan@3 {
+				reg = <3>;
+				label = "lan1";
+			};
+
+			wan@4 {
+				reg = <4>;
+				label = "wan";
+			};
+
+			cpu@5 {
+				reg = <5>;
+				label = "cpu";
+
+				fixed-link {
+					speed = <1000>;
+					full-duplex;
+					asym-pause;
+					pause;
+				};
+			};
+		};
+	};
+};
+
 &pinctrl {
 	pinctrl-names = "default";
 	pinctrl-0 = <&pinctrl_pci>;