[PATCH v3 1/2] arm64: dts: ti: k3-am62l-main: Add DSS & DSI related nodes
From: Swamil Jain
Date: Thu Jul 23 2026 - 06:39:03 EST
From: Devarsh Thakkar <devarsht@xxxxxx>
Add DSS, DSI and DPHY nodes to add base display support on AM62L[1].
AM62L shares a single video port for DPI and DSI output.
[1]: https://www.ti.com/product/AM62L
Signed-off-by: Devarsh Thakkar <devarsht@xxxxxx>
Signed-off-by: Swamil Jain <s-jain1@xxxxxx>
---
arch/arm64/boot/dts/ti/k3-am62l-main.dtsi | 60 +++++++++++++++++++++++
1 file changed, 60 insertions(+)
diff --git a/arch/arm64/boot/dts/ti/k3-am62l-main.dtsi b/arch/arm64/boot/dts/ti/k3-am62l-main.dtsi
index 80615ca1e01a..a3199a2455c3 100644
--- a/arch/arm64/boot/dts/ti/k3-am62l-main.dtsi
+++ b/arch/arm64/boot/dts/ti/k3-am62l-main.dtsi
@@ -544,6 +544,66 @@ elm0: ecc@25010000 {
status = "disabled";
};
+ dphy_tx0: phy@301c0000 {
+ compatible = "ti,j721e-dphy";
+ reg = <0x00 0x301c0000 0x00 0x1000>;
+ clocks = <&scmi_clk 348>, <&scmi_clk 343>;
+ clock-names = "psm", "pll_ref";
+ #phy-cells = <0>;
+ power-domains = <&scmi_pds 86>;
+ assigned-clocks = <&scmi_clk 343>;
+ assigned-clock-parents = <&scmi_clk 341>;
+ assigned-clock-rates = <25000000>;
+ status = "disabled";
+ };
+
+ dss: dss@30200000 {
+ compatible = "ti,am62l-dss";
+ reg = <0x00 0x30200000 0x00 0x1000>, /* common */
+ <0x00 0x30202000 0x00 0x1000>, /* vidl1 */
+ <0x00 0x30207000 0x00 0x1000>, /* ovr1 */
+ <0x00 0x3020a000 0x00 0x1000>, /* vp1 */
+ <0x00 0x30201000 0x00 0x1000>; /* common1 */
+ reg-names = "common", "vidl1", "ovr1", "vp1", "common1";
+ power-domains = <&scmi_pds 39>;
+ clocks = <&scmi_clk 162>,
+ <&scmi_clk 161>;
+ clock-names = "fck", "vp1";
+ interrupts = <GIC_SPI 60 IRQ_TYPE_LEVEL_HIGH>;
+ status = "disabled";
+
+ dss_ports: ports {
+ #address-cells = <1>;
+ #size-cells = <0>;
+ };
+ };
+
+ dsi0: dsi@30500000 {
+ compatible = "ti,j721e-dsi";
+ reg = <0x00 0x30500000 0x00 0x100000>,
+ <0x00 0x30270000 0x00 0x100>;
+ clocks = <&scmi_clk 155>, <&scmi_clk 158>;
+ clock-names = "dsi_p_clk", "dsi_sys_clk";
+ power-domains = <&scmi_pds 38>;
+ interrupts = <GIC_SPI 57 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>;
+ };
+ };
+ };
+
gpmc0: memory-controller@3b000000 {
compatible = "ti,am64-gpmc";
power-domains = <&scmi_pds 37>;