Add DT overlays for ADV7282M, OV5647, and TC358743

DT overlays to setup the above devices via i2c_vc
and csi1

tc358743-fast is tc358743 at 990Mbit/s

Adds new overlay for TC358743 HDMI to CSI2 bridge running at 990Mbit/s
per lane instead of 594Mbit/s. That means 1080P50 UYVY can run down
2 lanes.

Signed-off-by: Dave Stevenson <dave.stevenson@raspberrypi.org>

arch/arm/boot/dts/overlays/Makefile

@@ -6,6 +6,7 @@ dtbo-$(CONFIG_ARCH_BCM2835) += \
 	ads1015.dtbo \
 	ads1115.dtbo \
 	ads7846.dtbo \
+	adv7282m.dtbo \
 	akkordion-iqdacplus.dtbo \
 	allo-boss-dac-pcm512x-audio.dtbo \
 	allo-digione.dtbo \
@@ -64,6 +65,7 @@ dtbo-$(CONFIG_ARCH_BCM2835) += \
 	mmc.dtbo \
 	mpu6050.dtbo \
 	mz61581.dtbo \
+	ov5647.dtbo \
 	pi3-act-led.dtbo \
 	pi3-disable-bt.dtbo \
 	pi3-disable-wifi.dtbo \
@@ -109,6 +111,8 @@ dtbo-$(CONFIG_ARCH_BCM2835) += \
 	spi2-1cs.dtbo \
 	spi2-2cs.dtbo \
 	spi2-3cs.dtbo \
+	tc358743.dtbo \
+	tc358743-fast.dtbo \
 	tinylcd35.dtbo \
 	uart1.dtbo \
 	vc4-fkms-v3d.dtbo \

arch/arm/boot/dts/overlays/adv7282m-overlay.dts

@@ -0,0 +1,52 @@
+// Definitions for Analog Devices ADV7282-M video to CSI2 bridge on VC I2C bus
+/dts-v1/;
+/plugin/;
+
+/{
+	compatible = "brcm,bcm2708";
+
+	fragment@0 {
+		target = <&i2c_vc>;
+		__overlay__ {
+			#address-cells = <1>;
+			#size-cells = <0>;
+			status = "okay";
+
+			adv7282: adv7282@21 {
+				compatible = "adi,adv7282-m";
+				reg = <0x21>;
+				status = "okay";
+				clock-frequency = <24000000>;
+				port {
+					adv7282_0: endpoint {
+						remote-endpoint = <&csi1_ep>;
+						clock-lanes = <0>;
+						data-lanes = <1>;
+						//clock-noncontinuous;
+						link-frequencies =
+							/bits/ 64 <297000000>;
+
+						mclk-frequency = <12000000>;
+					};
+				};
+			};
+		};
+	};
+	fragment@1 {
+		target = <&csi1>;
+		__overlay__ {
+			#address-cells = <1>;
+			#size-cells = <0>;
+			status = "okay";
+
+			port {
+				#address-cells = <1>;
+				#size-cells = <0>;
+				csi1_ep: endpoint {
+					remote-endpoint = <&adv7282_0>;
+				};
+			};
+		};
+	};
+};
+

arch/arm/boot/dts/overlays/ov5647-overlay.dts

@@ -0,0 +1,59 @@
+// Definitions for OV5647 camera module on VC I2C bus
+/dts-v1/;
+/plugin/;
+
+/{
+	compatible = "brcm,bcm2708";
+
+	fragment@0 {
+		target = <&i2c_vc>;
+		__overlay__ {
+			#address-cells = <1>;
+			#size-cells = <0>;
+			status = "okay";
+
+			ov5647: ov5647@36 {
+				compatible = "ov5647";
+				reg = <0x36>;
+				status = "okay";
+
+				pwdn-gpios = <&gpio 41 1>;
+				clocks = <&ov5647_clk>;
+
+				ov5647_clk: camera-clk {
+					compatible = "fixed-clock";
+					#clock-cells = <0>;
+					clock-frequency = <25000000>;
+				};
+
+				port {
+					ov5647_0: endpoint {
+						remote-endpoint = <&csi1_ep>;
+						clock-lanes = <0>;
+						data-lanes = <1 2>;
+						clock-noncontinuous;
+						link-frequencies =
+							/bits/ 64 <297000000>;
+					};
+				};
+			};
+		};
+	};
+
+	fragment@1 {
+		target = <&csi1>;
+		__overlay__ {
+			#address-cells = <1>;
+			#size-cells = <0>;
+			status = "okay";
+
+			port {
+				#address-cells = <1>;
+				#size-cells = <0>;
+				csi1_ep: endpoint {
+					remote-endpoint = <&ov5647_0>;
+				};
+			};
+		};
+	};
+};

arch/arm/boot/dts/overlays/tc358743-fast-overlay.dts

@@ -0,0 +1,59 @@
+// Definitions for Toshiba TC358743 HDMI to CSI2 bridge on VC I2C bus
+/dts-v1/;
+/plugin/;
+
+/{
+	compatible = "brcm,bcm2708";
+
+	fragment@0 {
+		target = <&i2c_vc>;
+		__overlay__ {
+			#address-cells = <1>;
+			#size-cells = <0>;
+			status = "okay";
+
+			tc358743@0f {
+				compatible = "toshiba,tc358743";
+				reg = <0x0f>;
+				status = "okay";
+
+				clocks = <&tc358743_clk>;
+				clock-names = "refclk";
+
+				tc358743_clk: bridge-clk {
+					compatible = "fixed-clock";
+					#clock-cells = <0>;
+					clock-frequency = <27000000>;
+				};
+
+				port {
+					tc358743: endpoint {
+						remote-endpoint = <&csi1_ep>;
+						clock-lanes = <0>;
+						data-lanes = <1 2>;
+						clock-noncontinuous;
+						link-frequencies =
+							/bits/ 64 <495000000>;
+					};
+				};
+			};
+		};
+	};
+
+	fragment@1 {
+		target = <&csi1>;
+		__overlay__ {
+			#address-cells = <1>;
+			#size-cells = <0>;
+			status = "okay";
+
+			port {
+				#address-cells = <1>;
+				#size-cells = <0>;
+				csi1_ep: endpoint {
+					remote-endpoint = <&tc358743>;
+				};
+			};
+		};
+	};
+};

arch/arm/boot/dts/overlays/tc358743-overlay.dts

@@ -0,0 +1,59 @@
+// Definitions for Toshiba TC358743 HDMI to CSI2 bridge on VC I2C bus
+/dts-v1/;
+/plugin/;
+
+/{
+	compatible = "brcm,bcm2708";
+
+	fragment@0 {
+		target = <&i2c_vc>;
+		__overlay__ {
+			#address-cells = <1>;
+			#size-cells = <0>;
+			status = "okay";
+
+			tc358743@0f {
+				compatible = "toshiba,tc358743";
+				reg = <0x0f>;
+				status = "okay";
+
+				clocks = <&tc358743_clk>;
+				clock-names = "refclk";
+
+				tc358743_clk: bridge-clk {
+					compatible = "fixed-clock";
+					#clock-cells = <0>;
+					clock-frequency = <27000000>;
+				};
+
+				port {
+					tc358743: endpoint {
+						remote-endpoint = <&csi1_ep>;
+						clock-lanes = <0>;
+						data-lanes = <1 2>;
+						clock-noncontinuous;
+						link-frequencies =
+							/bits/ 64 <297000000>;
+					};
+				};
+			};
+		};
+	};
+
+	fragment@1 {
+		target = <&csi1>;
+		__overlay__ {
+			#address-cells = <1>;
+			#size-cells = <0>;
+			status = "okay";
+
+			port {
+				#address-cells = <1>;
+				#size-cells = <0>;
+				csi1_ep: endpoint {
+					remote-endpoint = <&tc358743>;
+				};
+			};
+		};
+	};
+};