arm64: dts: ti: k3-j784s4-main: add DSI & DSI PHY

Add DT nodes for DPI to DSI Bridge and DSI Phy.
The DSI bridge is Cadence DSI and the PHY is a
Cadence DPHY with TI wrapper.

Signed-off-by: Rahul T R <r-ravikumar@ti.com>
Signed-off-by: Vignesh Raghavendra <vigneshr@ti.com>

arch/arm64/boot/dts/ti/k3-j784s4-main.dtsi

@@ -1854,6 +1854,43 @@ dphy_rx1: phy@4590000 {
 		status = "disabled";
 	};
 
+	dphy_tx0: phy@4480000 {
+		compatible = "ti,j721e-dphy";
+		reg = <0x0 0x04480000 0x0 0x1000>;
+		clocks = <&k3_clks 402 20>, <&k3_clks 402 3>;
+		clock-names = "psm", "pll_ref";
+		#phy-cells = <0>;
+		power-domains = <&k3_pds 402 TI_SCI_PD_EXCLUSIVE>;
+		assigned-clocks = <&k3_clks 402 3>;
+		assigned-clock-parents = <&k3_clks 402 4>;
+		assigned-clock-rates = <19200000>;
+		status = "disabled";
+	};
+
+	dsi0: dsi@4800000 {
+		compatible = "ti,j721e-dsi";
+		reg = <0x0 0x04800000 0x0 0x100000>, <0x0 0x04710000 0x0 0x100>;
+		clocks = <&k3_clks 215 2>, <&k3_clks 215 5>;
+		clock-names = "dsi_p_clk", "dsi_sys_clk";
+		power-domains = <&k3_pds 215 TI_SCI_PD_EXCLUSIVE>;
+		interrupt-parent = <&gic500>;
+		interrupts = <GIC_SPI 600 IRQ_TYPE_LEVEL_HIGH>;
+		phys = <&dphy_tx0>;
+		phy-names = "dphy";
+		status = "disabled";
+
+		dsi0_ports: ports {
+			#address-cells = <1>;
+			#size-cells = <0>;
+			port@0 {
+				reg = <0>;
+			};
+			port@1 {
+				reg = <1>;
+			};
+		};
+	};
+
 	mhdp: dp-bridge@a000000 {
 		compatible = "ti,j721e-mhdp8546";