Add R8A7792/Blanche CAN support

Index: renesas/arch/arm/boot/dts/r8a7792.dtsi
===================================================================
@@ -530,6 +530,13 @@
 			clock-div = <8>;
 			clock-mult = <1>;
 		};
+		rcan_clk: rcan {
+			compatible = "fixed-factor-clock";
+			clocks = <&pll1_div2_clk>;
+			#clock-cells = <0>;
+			clock-div = <49>;
+			clock-mult = <1>;
+		};
 
 		/* Gate clocks */
 		mstp1_clks: mstp1_clks at e6150134 {

@@ -600,7 +607,8 @@
 			reg = <0 0xe6150994 0 4>, <0 0xe61509a4 0 4>;
 			clocks = <&cp_clk>, <&cp_clk>, <&cp_clk>, <&cp_clk>,
 				 <&cp_clk>, <&cp_clk>, <&cp_clk>, <&cp_clk>,
-				 <&cp_clk>, <&cp_clk>, <&cp_clk>, <&cp_clk>;
+				 <&cp_clk>, <&cp_clk>, <&p_clk>, <&p_clk>,
+				 <&cp_clk>, <&cp_clk>;
 			#clock-cells = <1>;
 			clock-indices = <
 				R8A7792_CLK_GPIO7 R8A7792_CLK_GPIO6

@@ -608,12 +616,14 @@
 				R8A7792_CLK_GPIO3 R8A7792_CLK_GPIO2
 				R8A7792_CLK_GPIO1 R8A7792_CLK_GPIO0
 				R8A7792_CLK_GPIO11 R8A7792_CLK_GPIO10
+				R8A7792_CLK_CAN1 R8A7792_CLK_CAN0
 				R8A7792_CLK_GPIO9 R8A7792_CLK_GPIO8
 			>;
 			clock-output-names =
 				"gpio7", "gpio6", "gpio5", "gpio4",
 				"gpio3", "gpio2", "gpio1", "gpio0",
-				"gpio11", "gpio10", "gpio9", "gpio8";
+				"gpio11", "gpio10", "can1", "can0",
+				"gpio9", "gpio8";
 		};
 	};
 

@@ -630,6 +640,14 @@
 		compatible = "fixed-clock";
 		#clock-cells = <0>;
 		/* This value must be overridden by the board. */
+		clock-frequency = <0>;
+	};
+
+	/* External CAN clock */
+	can_clk: can {
+		compatible = "fixed-clock";
+		#clock-cells = <0>;
+		/* This value must be overridden by the board. */
 		clock-frequency = <0>;
 	};
 };

Index: renesas/arch/arm/boot/dts/r8a7792.dtsi
===================================================================
@@ -468,6 +468,30 @@
 			status = "disabled";
 		};
 
+		can0: can at e6e80000 {
+			compatible = "renesas,can-r8a7792",
+				     "renesas,rcar-gen2-can";
+			reg = <0 0xe6e80000 0 0x1000>;
+			interrupts = <GIC_SPI 186 IRQ_TYPE_LEVEL_HIGH>;
+			clocks = <&mstp9_clks R8A7792_CLK_CAN0>,
+				 <&rcan_clk>, <&can_clk>;
+			clock-names = "clkp1", "clkp2", "can_clk";
+			power-domains = <&sysc R8A7792_PD_ALWAYS_ON>;
+			status = "disabled";
+		};
+
+		can1: can at e6e88000 {
+			compatible = "renesas,can-r8a7792",
+				     "renesas,rcar-gen2-can";
+			reg = <0 0xe6e88000 0 0x1000>;
+			interrupts = <GIC_SPI 187 IRQ_TYPE_LEVEL_HIGH>;
+			clocks = <&mstp9_clks R8A7792_CLK_CAN1>,
+				 <&rcan_clk>, <&can_clk>;
+			clock-names = "clkp1", "clkp2", "can_clk";
+			power-domains = <&sysc R8A7792_PD_ALWAYS_ON>;
+			status = "disabled";
+		};
+
 		/* Special CPG clocks */
 		cpg_clocks: cpg_clocks at e6150000 {
 			compatible = "renesas,r8a7792-cpg-clocks",

Index: renesas/arch/arm/boot/dts/r8a7792-blanche.dts
===================================================================
@@ -60,6 +60,10 @@
 	clock-frequency = <20000000>;
 };
 
+&can_clk {
+	clock-frequency = <48000000>;
+};
+
 &pfc {
 	scif0_pins: scif0 {
 		groups = "scif0_data";

@@ -81,6 +85,11 @@
 			function = "lbsc";
 		};
 	};
+
+	can0_pins: can0 {
+		groups = "can0_data", "can_clk";
+		function = "can0";
+	};
 };
 
 &scif0 {

@@ -95,4 +104,11 @@
 	pinctrl-names = "default";
 
 	status = "okay";
+};
+
+&can0 {
+	pinctrl-0 = <&can0_pins>;
+	pinctrl-names = "default";
+
+	status = "okay";
 };

Index: renesas/arch/arm/boot/dts/r8a7792-wheat.dts
===================================================================
@@ -76,6 +76,16 @@
 			function = "lbsc";
 		};
 	};
+
+	can0_pins: can0 {
+		groups = "can0_data";
+		function = "can0";
+	};
+
+	can1_pins: can1 {
+		groups = "can1_data";
+		function = "can1";
+	};
 };
 
 &scif0 {

@@ -83,4 +93,18 @@
 	pinctrl-names = "default";
 
 	status = "okay";
+};
+
+&can0 {
+	pinctrl-0 = <&can0_pins>;
+	pinctrl-names = "default";
+
+	status = "okay";
+};
+
+&can1 {
+	pinctrl-0 = <&can1_pins>;
+	pinctrl-names = "default";
+
+	status = "okay";
 };

Index: renesas/arch/arm/boot/dts/r8a7792-wheat.dts
===================================================================
@@ -11,6 +11,7 @@
 
 /dts-v1/;
 #include "r8a7792.dtsi"
+#include <dt-bindings/gpio/gpio.h>
 
 / {
 	model = "Wheat";

@@ -54,6 +55,17 @@
 		pinctrl-0 = <&lan89218_pins>;
 		pinctrl-names = "default";
 	};
+
+	vcc_sdhi0: regulator-vcc-sdhi0 {
+		compatible = "regulator-fixed";
+
+		regulator-name = "SDHI0 Vcc";
+		regulator-min-microvolt = <3300000>;
+		regulator-max-microvolt = <3300000>;
+
+		gpio = <&gpio11 12 GPIO_ACTIVE_HIGH>;
+		enable-active-high;
+	};
 };
 
 &extal_clk {

@@ -86,6 +98,11 @@
 		groups = "can1_data";
 		function = "can1";
 	};
+
+	sdhi0_pins: sdhi0 {
+		groups = "sdhi0_data4", "sdhi0_ctrl";
+		function = "sdhi0";
+	};
 };
 
 &scif0 {

@@ -108,3 +125,12 @@
 
 	status = "okay";
 };
+
+&sdhi0 {
+	pinctrl-0 = <&sdhi0_pins>;
+	pinctrl-names = "default";
+
+	vmmc-supply = <&vcc_sdhi0>;
+	cd-gpios = <&gpio11 11 GPIO_ACTIVE_LOW>;
+	status = "okay";
+};

Index: renesas/arch/arm/boot/dts/r8a7792-wheat.dts
===================================================================
@@ -66,6 +66,34 @@
 		gpio = <&gpio11 12 GPIO_ACTIVE_HIGH>;
 		enable-active-high;
 	};
+
+	hdmi-out0 {
+		compatible = "hdmi-connector";
+		type = "a";
+
+		port {
+			hdmi_con0: endpoint {
+				remote-endpoint = <&adv7513_0_out>;
+			};
+		};
+	};
+
+	hdmi-out1 {
+		compatible = "hdmi-connector";
+		type = "a";
+
+		port {
+			hdmi_con1: endpoint {
+				remote-endpoint = <&adv7513_1_out>;
+			};
+		};
+	};
+
+	osc2_clk: osc2 {
+		compatible = "fixed-clock";
+		#clock-cells = <0>;
+		clock-frequency = <74250000>;
+	};
 };
 
 &extal_clk {

@@ -103,6 +131,16 @@
 		groups = "sdhi0_data4", "sdhi0_ctrl";
 		function = "sdhi0";
 	};
+
+	du0_pins: du0 {
+		groups = "du0_rgb888", "du0_sync", "du0_disp";
+		function = "du0";
+	};
+
+	du1_pins: du1 {
+		groups = "du1_rgb666", "du1_sync", "du1_disp";
+		function = "du1";
+	};
 };
 
 &scif0 {

@@ -134,3 +172,91 @@
 	cd-gpios = <&gpio11 11 GPIO_ACTIVE_LOW>;
 	status = "okay";
 };
+
+&i2c4 {
+	status = "okay";
+	clock-frequency = <400000>;
+
+	hdmi at 3d {
+		compatible = "adi,adv7513";
+		reg = <0x3d>;
+
+		adi,input-depth = <8>;
+		adi,input-colorspace = "rgb";
+		adi,input-clock = "1x";
+		adi,input-style = <1>;
+		adi,input-justification = "evenly";
+
+		ports {
+			#address-cells = <1>;
+			#size-cells = <0>;
+
+			port at 0 {
+				reg = <0>;
+				adv7513_0_in: endpoint {
+					remote-endpoint = <&du_out_rgb0>;
+				};
+			};
+
+			port at 1 {
+				reg = <1>;
+				adv7513_0_out: endpoint {
+					remote-endpoint = <&hdmi_con0>;
+				};
+			};
+		};
+	};
+
+	hdmi at 39 {
+		compatible = "adi,adv7513";
+		reg = <0x39>;
+
+		adi,input-depth = <8>;
+		adi,input-colorspace = "rgb";
+		adi,input-clock = "1x";
+		adi,input-style = <1>;
+		adi,input-justification = "evenly";
+
+		ports {
+			#address-cells = <1>;
+			#size-cells = <0>;
+
+			port at 0 {
+				reg = <0>;
+				adv7513_1_in: endpoint {
+					remote-endpoint = <&du_out_rgb1>;
+				};
+			};
+
+			port at 1 {
+				reg = <1>;
+				adv7513_1_out: endpoint {
+					remote-endpoint = <&hdmi_con1>;
+				};
+			};
+		};
+	};
+};
+
+&du {
+	pinctrl-0 = <&du0_pins &du1_pins>;
+	pinctrl-names = "default";
+
+	clocks = <&mstp7_clks R8A7792_CLK_DU0>, <&mstp7_clks R8A7792_CLK_DU1>,
+		 <&osc2_clk>;
+	clock-names = "du.0", "du.1", "dclkin.0";
+	status = "okay";
+
+	ports {
+		port at 0 {
+			endpoint {
+				remote-endpoint = <&adv7513_0_in>;
+			};
+		};
+		port at 1 {
+			endpoint {
+				remote-endpoint = <&adv7513_1_in>;
+			};
+		};
+	};
+};

Index: renesas/arch/arm/boot/dts/r8a7792-wheat.dts
===================================================================
@@ -86,6 +86,34 @@
 		gpio = <&gpio11 12 GPIO_ACTIVE_HIGH>;
 		enable-active-high;
 	};
+
+	hdmi-out0 {
+		compatible = "hdmi-connector";
+		type = "a";
+
+		port {
+			hdmi_con0: endpoint {
+				remote-endpoint = <&adv7513_0_out>;
+			};
+		};
+	};
+
+	hdmi-out1 {
+		compatible = "hdmi-connector";
+		type = "a";
+
+		port {
+			hdmi_con1: endpoint {
+				remote-endpoint = <&adv7513_1_out>;
+			};
+		};
+	};
+
+	osc2_clk: osc2 {
+		compatible = "fixed-clock";
+		#clock-cells = <0>;
+		clock-frequency = <74250000>;
+	};
 };
 
 &extal_clk {

@@ -128,6 +156,16 @@
 		groups = "qspi_ctrl", "qspi_data4";
 		function = "qspi";
 	};
+
+	du0_pins: du0 {
+		groups = "du0_rgb888", "du0_sync", "du0_disp";
+		function = "du0";
+	};
+
+	du1_pins: du1 {
+		groups = "du1_rgb666", "du1_sync", "du1_disp";
+		function = "du1";
+	};
 };
 
 &scif0 {

@@ -196,4 +234,92 @@
 			};
 		};
 	};
+};
+
+&i2c4 {
+	status = "okay";
+	clock-frequency = <400000>;
+
+	hdmi at 3d {
+		compatible = "adi,adv7513";
+		reg = <0x3d>;
+
+		adi,input-depth = <8>;
+		adi,input-colorspace = "rgb";
+		adi,input-clock = "1x";
+		adi,input-style = <1>;
+		adi,input-justification = "evenly";
+
+		ports {
+			#address-cells = <1>;
+			#size-cells = <0>;
+
+			port at 0 {
+				reg = <0>;
+				adv7513_0_in: endpoint {
+					remote-endpoint = <&du_out_rgb0>;
+				};
+			};
+
+			port at 1 {
+				reg = <1>;
+				adv7513_0_out: endpoint {
+					remote-endpoint = <&hdmi_con0>;
+				};
+			};
+		};
+	};
+
+	hdmi at 39 {
+		compatible = "adi,adv7513";
+		reg = <0x39>;
+
+		adi,input-depth = <8>;
+		adi,input-colorspace = "rgb";
+		adi,input-clock = "1x";
+		adi,input-style = <1>;
+		adi,input-justification = "evenly";
+
+		ports {
+			#address-cells = <1>;
+			#size-cells = <0>;
+
+			port at 0 {
+				reg = <0>;
+				adv7513_1_in: endpoint {
+					remote-endpoint = <&du_out_rgb1>;
+				};
+			};
+
+			port at 1 {
+				reg = <1>;
+				adv7513_1_out: endpoint {
+					remote-endpoint = <&hdmi_con1>;
+				};
+			};
+		};
+	};
+};
+
+&du {
+	pinctrl-0 = <&du0_pins &du1_pins>;
+	pinctrl-names = "default";
+
+	clocks = <&mstp7_clks R8A7792_CLK_DU0>, <&mstp7_clks R8A7792_CLK_DU1>,
+		 <&osc2_clk>;
+	clock-names = "du.0", "du.1", "dclkin.0";
+	status = "okay";
+
+	ports {
+		port at 0 {
+			endpoint {
+				remote-endpoint = <&adv7513_0_in>;
+			};
+		};
+		port at 1 {
+			endpoint {
+				remote-endpoint = <&adv7513_1_in>;
+			};
+		};
+	};
 };