arm64: Juno: Add HDLCD support to the Juno boards.

ARM's Juno board has two HDLCD controllers, each linked to an NXP
TDA19988 HDMI transmitter that provides output encoding. Add them
to the device tree.

Signed-off-by: Liviu Dudau <Liviu.Dudau@arm.com>
Signed-off-by: Jon Medhurst <tixy@linaro.org>

1 files changed, 68 insertions, 2 deletions

diff --git a/arch/arm64/boot/dts/arm/juno-base.dtsi b/arch/arm64/boot/dts/arm/juno-base.dtsi
index fd63d90446f5..ba304362cbcb 100644
--- a/arch/arm64/boot/dts/arm/juno-base.dtsi
+++ b/arch/arm64/boot/dts/arm/juno-base.dtsi
@@ -87,6 +87,34 @@
 		clock-names = "apb_pclk";
 	};
 
+	hdlcd@7ff50000 {
+		compatible = "arm,hdlcd";
+		reg = <0 0x7ff50000 0 0x1000>;
+		interrupts = <GIC_SPI 93 IRQ_TYPE_LEVEL_HIGH>;
+		clocks = <&scpi_clk 3>;
+		clock-names = "pxlclk";
+
+		port {
+			hdlcd1_output: endpoint@0 {
+				remote-endpoint = <&tda998x_1_input>;
+			};
+		};
+	};
+
+	hdlcd@7ff60000 {
+		compatible = "arm,hdlcd";
+		reg = <0 0x7ff60000 0 0x1000>;
+		interrupts = <GIC_SPI 85 IRQ_TYPE_LEVEL_HIGH>;
+		clocks = <&scpi_clk 4>;
+		clock-names = "pxlclk";
+
+		port {
+			hdlcd0_output: endpoint@0 {
+				remote-endpoint = <&tda998x_0_input>;
+			};
+		};
+	};
+
 	soc_uart0: uart@7ff80000 {
 		compatible = "arm,pl011", "arm,primecell";
 		reg = <0x0 0x7ff80000 0x0 0x1000>;
@@ -105,14 +133,32 @@
 		i2c-sda-hold-time-ns = <500>;
 		clocks = <&soc_smc50mhz>;
 
-		dvi0: dvi-transmitter@70 {
+		hdmi-transmitter@70 {
 			compatible = "nxp,tda998x";
 			reg = <0x70>;
+			port {
+				tda998x_0_input: endpoint@0 {
+					remote-endpoint = <&hdlcd0_output>;
+				};
+
+				tda998x_0_output: endpoint@1 {
+					remote-endpoint = <&hdmi0_connector_output>;
+				};
+			};
 		};
 
-		dvi1: dvi-transmitter@71 {
+		hdmi-transmitter@71 {
 			compatible = "nxp,tda998x";
 			reg = <0x71>;
+			port {
+				tda998x_1_input: endpoint@0 {
+					remote-endpoint = <&hdlcd1_output>;
+				};
+
+				tda998x_1_output: endpoint@1 {
+					remote-endpoint = <&hdmi1_connector_output>;
+				};
+			};
 		};
 	};
 
@@ -165,6 +211,26 @@
 		interrupt-names = "JOB", "MMU", "GPU";
 	};
 
+	hdmi0: connector@0 {
+		compatible = "hdmi-connector";
+		type = "a";
+		port {
+			hdmi0_connector_output: endpoint {
+				remote-endpoint = <&tda998x_0_output>;
+			};
+		};
+	};
+
+	hdmi1: connector@1 {
+		compatible = "hdmi-connector";
+		type = "a";
+		port {
+			hdmi1_connector_output: endpoint {
+				remote-endpoint = <&tda998x_1_output>;
+			};
+		};
+	};
+
 	smb {
 		compatible = "simple-bus";
 		#address-cells = <2>;