lantiq: dts: define the SPI pins in {amazonse,ar9,vr9}.dtsi

Define the SPI pins in the corresponding SoCs.dtsi and assign them to
the SPI controller node. All known boards use CS4 and it's likely that
this is hardcoded in bootrom so this doesn't bother with having
per-board SPI pinmux settings.

Signed-off-by: Martin Blumenstingl <martin.blumenstingl@googlemail.com>

target/linux/lantiq/files/arch/mips/boot/dts/DGN1000B.dts

@@ -96,18 +96,6 @@
 			lantiq,open-drain = <1>;
 		};
 	};
-	pins_spi_default: pins_spi_default {
-		spi_in {
-			lantiq,groups = "spi_di";
-			lantiq,function = "spi";
-		};
-		spi_out {
-			lantiq,groups = "spi_do", "spi_clk",
-				"spi_cs1";
-			lantiq,function = "spi";
-			lantiq,output = <1>;
-		};
-	};
 };
 
 &gsw {
@@ -117,8 +105,6 @@
 
 &spi {
 	status = "okay";
-	pinctrl-names = "default";
-	pinctrl-0 = <&pins_spi_default>;
 
 	flash@1 {
 		compatible = "jedec,spi-nor";

target/linux/lantiq/files/arch/mips/boot/dts/DGN3500.dtsi

@@ -131,18 +131,6 @@
 			lantiq,pull = <0>;
 		};
 	};
-	pins_spi_default: pins_spi_default {
-		spi_in {
-			lantiq,groups = "spi_di";
-			lantiq,function = "spi";
-		};
-		spi_out {
-			lantiq,groups = "spi_do", "spi_clk",
-				"spi_cs4";
-			lantiq,function = "spi";
-			lantiq,output = <1>;
-		};
-	};
 };
 
 &gsw {
@@ -163,9 +151,6 @@
 &spi {
 	status = "okay";
 
-	pinctrl-names = "default";
-	pinctrl-0 = <&pins_spi_default>;
-
 	flash@4 {
 		compatible = "jedec,spi-nor";
 		reg = <4>;

target/linux/lantiq/files/arch/mips/boot/dts/DM200.dts

@@ -118,20 +118,6 @@
 	lantiq,gphy-mode = <GPHY_MODE_FE>;
 };
 
-&gpio {
-	pins_spi_default: pins_spi_default {
-		spi_in {
-			lantiq,groups = "spi_di";
-			lantiq,function = "spi";
-		};
-		spi_out {
-			lantiq,groups = "spi_do", "spi_clk", "spi_cs4";
-			lantiq,function = "spi";
-			lantiq,output = <1>;
-		};
-	};
-};
-
 &pcie0 {
 	status = "disabled";
 };
@@ -139,9 +125,6 @@
 &spi {
 	status = "okay";
 
-	pinctrl-names = "default";
-	pinctrl-0 = <&pins_spi_default>;
-
 	flash@4 {
 		compatible = "jedec,spi-nor";
 		reg = <4>;

target/linux/lantiq/files/arch/mips/boot/dts/EASY80920.dtsi

@@ -222,24 +222,9 @@
 			lantiq,pull = <2>;
 		};
 	};
-	pins_spi_default: pins_spi_default {
-		spi_in {
-			lantiq,groups = "spi_di";
-			lantiq,function = "spi";
-		};
-		spi_out {
-			lantiq,groups = "spi_do", "spi_clk",
-				"spi_cs4";
-			lantiq,function = "spi";
-			lantiq,output = <1>;
-		};
-	};
 };
 
 &spi {
-	pinctrl-names = "default";
-	pinctrl-0 = <&pins_spi_default>;
-
 	status = "okay";
 
 	flash@4 {

target/linux/lantiq/files/arch/mips/boot/dts/FRITZ3370-REV2.dtsi

@@ -213,20 +213,6 @@
 			lantiq,output = <1>;
 		};
 	};
-
-	pins_spi_default: pins_spi_default {
-		spi_in {
-			lantiq,groups = "spi_di";
-			lantiq,function = "spi";
-		};
-
-		spi_out {
-			lantiq,groups = "spi_do", "spi_clk",
-				"spi_cs4";
-			lantiq,function = "spi";
-			lantiq,output = <1>;
-		};
-	};
 };
 
 &pcie0 {
@@ -250,9 +236,6 @@
 &spi {
 	status = "okay";
 
-	pinctrl-names = "default";
-	pinctrl-0 = <&pins_spi_default>;
-
 	flash@4 {
 		compatible = "jedec,spi-nor";
 		reg = <4>;

target/linux/lantiq/files/arch/mips/boot/dts/FRITZ7362SL.dts

@@ -35,22 +35,6 @@
 	label = "fritz7362sl:green:dect";
 };
 
-&gpio {
-	pins_spi_default: pins_spi_default {
-		spi_in {
-			lantiq,groups = "spi_di";
-			lantiq,function = "spi";
-		};
-
-		spi_out {
-			lantiq,groups = "spi_do", "spi_clk",
-				"spi_cs4";
-			lantiq,function = "spi";
-			lantiq,output = <1>;
-		};
-	};
-};
-
 &state_default {
 	nand {
 		lantiq,groups = "nand ale", "nand cle",
@@ -67,8 +51,6 @@
 
 &spi {
 	status = "okay";
-	pinctrl-names = "default";
-	pinctrl-0 = <&pins_spi_default>;
 
 	flash@4 {
 		#address-cells = <1>;

target/linux/lantiq/files/arch/mips/boot/dts/TDW89X0.dtsi

@@ -194,18 +194,6 @@
 			lantiq,output = <1>;
 		};
 	};
-	pins_spi_default: pins_spi_default {
-		spi_in {
-			lantiq,groups = "spi_di";
-			lantiq,function = "spi";
-		};
-		spi_out {
-			lantiq,groups = "spi_do", "spi_clk",
-				"spi_cs4";
-			lantiq,function = "spi";
-			lantiq,output = <1>;
-		};
-	};
 };
 
 &pcie0 {
@@ -232,9 +220,6 @@
 &spi {
 	status = "okay";
 
-	pinctrl-names = "default";
-	pinctrl-0 = <&pins_spi_default>;
-
 	flash@4 {
 		compatible = "jedec,spi-nor";
 		reg = <4>;

target/linux/lantiq/files/arch/mips/boot/dts/VR200.dtsi

@@ -114,18 +114,6 @@
 			lantiq,output = <1>;
 		};
 	};
-	pins_spi_default: pins_spi_default {
-		spi_in {
-			lantiq,groups = "spi_di";
-			lantiq,function = "spi";
-		};
-		spi_out {
-			lantiq,groups = "spi_do", "spi_clk",
-				"spi_cs4";
-			lantiq,function = "spi";
-			lantiq,output = <1>;
-		};
-	};
 };
 
 &pci0 {
@@ -136,9 +124,6 @@
 &spi {
 	status = "okay";
 
-	pinctrl-names = "default";
-	pinctrl-0 = <&pins_spi_default>;
-
 	flash@4 {
 		compatible = "jedec,spi-nor";
 		reg = <4>;

target/linux/lantiq/files/arch/mips/boot/dts/WBMR300.dts

@@ -237,26 +237,11 @@
 			lantiq,output = <1>;
 		};
 	};
-	pins_spi_default: pins_spi_default {
-		spi_in {
-			lantiq,groups = "spi_di";
-			lantiq,function = "spi";
-		};
-		spi_out {
-			lantiq,groups = "spi_do", "spi_clk",
-				"spi_cs4";
-			lantiq,function = "spi";
-			lantiq,output = <1>;
-		};
-	};
 };
 
 &spi {
 	status = "okay";
 
-	pinctrl-names = "default";
-	pinctrl-0 = <&pins_spi_default>;
-
 	flash@4 {
 		compatible = "jedec,spi-nor";
 		reg = <4>;

target/linux/lantiq/files/arch/mips/boot/dts/amazonse.dtsi

@@ -133,6 +133,8 @@
 					"spi_frm";
 			#address-cells = <1>;
 			#size-cells = <0>;
+			pinctrl-names = "default";
+			pinctrl-0 = <&spi_pins>, <&spi_cs4_pins>;
 			status = "disabled";
 		};
 
@@ -155,6 +157,26 @@
 					lantiq,function = "mdio";
 				};
 			};
+
+			spi_pins: spi {
+				mux-0 {
+					lantiq,groups = "spi_di";
+					lantiq,function = "spi";
+				};
+				mux-1 {
+					lantiq,groups = "spi_do", "spi_clk";
+					lantiq,function = "spi";
+					lantiq,output = <1>;
+				};
+			};
+
+			spi_cs4_pins: spi-cs4 {
+				mux {
+					lantiq,groups = "spi_cs4";
+					lantiq,function = "spi";
+					lantiq,output = <1>;
+				};
+			};
 		};
 
 		asc1: serial@e100c00 {

target/linux/lantiq/files/arch/mips/boot/dts/ar9.dtsi

@@ -160,6 +160,8 @@
 					"spi_frm";
 			#address-cells = <1>;
 			#size-cells = <0>;
+			pinctrl-names = "default";
+			pinctrl-0 = <&spi_pins>, <&spi_cs4_pins>;
 			status = "disabled";
 		};
 
@@ -175,6 +177,26 @@
 					lantiq,function = "mdio";
 				};
 			};
+
+			spi_pins: spi {
+				mux-0 {
+					lantiq,groups = "spi_di";
+					lantiq,function = "spi";
+				};
+				mux-1 {
+					lantiq,groups = "spi_do", "spi_clk";
+					lantiq,function = "spi";
+					lantiq,output = <1>;
+				};
+			};
+
+			spi_cs4_pins: spi-cs4 {
+				mux {
+					lantiq,groups = "spi_cs4";
+					lantiq,function = "spi";
+					lantiq,output = <1>;
+				};
+			};
 		};
 
 		stp: stp@e100bb0 {

target/linux/lantiq/files/arch/mips/boot/dts/vr9.dtsi

@@ -202,6 +202,8 @@
 					"spi_frm";
 			#address-cells = <1>;
 			#size-cells = <0>;
+			pinctrl-names = "default";
+			pinctrl-0 = <&spi_pins>, <&spi_cs4_pins>;
 			status = "disabled";
 		};
 
@@ -217,6 +219,26 @@
 					lantiq,function = "mdio";
 				};
 			};
+
+			spi_pins: spi {
+				mux-0 {
+					lantiq,groups = "spi_di";
+					lantiq,function = "spi";
+				};
+				mux-1 {
+					lantiq,groups = "spi_do", "spi_clk";
+					lantiq,function = "spi";
+					lantiq,output = <1>;
+				};
+			};
+
+			spi_cs4_pins: spi-cs4 {
+				mux {
+					lantiq,groups = "spi_cs4";
+					lantiq,function = "spi";
+					lantiq,output = <1>;
+				};
+			};
 		};
 
 		stp: stp@e100bb0 {