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[3/7] arm64: dts: ti: k3-j721s2-main: add DSI & DSI PHY

Message ID 20250411105155.303657-4-j-choudhary@ti.com (mailing list archive)
State New
Headers show
Series Add DSI display support for TI's Jacinto platforms | expand

Commit Message

Jayesh Choudhary April 11, 2025, 10:51 a.m. UTC 
From: Rahul T R <r-ravikumar@ti.com>

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>
[j-choudhary@ti.com: disable dsi and dphy nodes, rename dphy node]
Signed-off-by: Jayesh Choudhary <j-choudhary@ti.com>
---
 arch/arm64/boot/dts/ti/k3-j721s2-main.dtsi | 37 ++++++++++++++++++++++
 1 file changed, 37 insertions(+)
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Patch

diff --git a/arch/arm64/boot/dts/ti/k3-j721s2-main.dtsi b/arch/arm64/boot/dts/ti/k3-j721s2-main.dtsi
index 92bf48fdbeba..b91943349024 100644
--- a/arch/arm64/boot/dts/ti/k3-j721s2-main.dtsi
+++ b/arch/arm64/boot/dts/ti/k3-j721s2-main.dtsi
@@ -1790,6 +1790,43 @@  main_spi7: spi@2170000 {
 		status = "disabled";
 	};
 
+	dphy_tx0: phy@4480000 {
+		compatible = "ti,j721e-dphy";
+		reg = <0x0 0x04480000 0x0 0x1000>;
+		clocks = <&k3_clks 363 8>, <&k3_clks 363 14>;
+		clock-names = "psm", "pll_ref";
+		#phy-cells = <0>;
+		power-domains = <&k3_pds 363 TI_SCI_PD_EXCLUSIVE>;
+		assigned-clocks = <&k3_clks 363 14>;
+		assigned-clock-parents = <&k3_clks 363 15>;
+		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 154 4>, <&k3_clks 154 1>;
+		clock-names = "dsi_p_clk", "dsi_sys_clk";
+		power-domains = <&k3_pds 154 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>;
+			};
+		};
+	};
+
 	dss: dss@4a00000 {
 		compatible = "ti,j721e-dss";
 		reg = <0x00 0x04a00000 0x00 0x10000>, /* common_m */