[PATCH] arm64: zynqmp: Describe DisplayPort connector for Kria

Michal Simek michal.simek at amd.com
Thu Mar 21 16:54:56 CET 2024


From: Vishal Sagar <vishal.sagar at amd.com>

Add a device tree node to describe the DisplayPort connector, and
connect it to the DPSUB output.

The patch was tested on kv260-revB/rev2 and also kr260-revB.

Signed-off-by: Vishal Sagar <vishal.sagar at amd.com>
Signed-off-by: Michal Simek <michal.simek at amd.com>
---

 arch/arm/dts/zynqmp-sck-kr-g-revB.dtso | 20 ++++++++++++++++++++
 arch/arm/dts/zynqmp-sck-kv-g-revB.dtso | 20 ++++++++++++++++++++
 2 files changed, 40 insertions(+)

diff --git a/arch/arm/dts/zynqmp-sck-kr-g-revB.dtso b/arch/arm/dts/zynqmp-sck-kr-g-revB.dtso
index 6c29f6574134..0a0cbd2b69ae 100644
--- a/arch/arm/dts/zynqmp-sck-kr-g-revB.dtso
+++ b/arch/arm/dts/zynqmp-sck-kr-g-revB.dtso
@@ -66,6 +66,18 @@
 		#clock-cells = <0>;
 		clock-frequency = <74250000>;
 	};
+
+	dpcon {
+		compatible = "dp-connector";
+		label = "P11";
+		type = "full-size";
+
+		port {
+			dpcon_in: endpoint {
+				remote-endpoint = <&dpsub_dp_out>;
+			};
+		};
+	};
 };
 
 &i2c1 { /* I2C_SCK C26/C27 - MIO from SOM */
@@ -130,6 +142,14 @@
 	phy-names = "dp-phy0";
 	phys = <&psgtr 1 PHY_TYPE_DP 0 1>;
 	assigned-clock-rates = <27000000>, <25000000>, <300000000>;
+
+	ports {
+		port at 5 {
+			dpsub_dp_out: endpoint {
+				remote-endpoint = <&dpcon_in>;
+			};
+		};
+	};
 };
 
 &zynqmp_dpdma {
diff --git a/arch/arm/dts/zynqmp-sck-kv-g-revB.dtso b/arch/arm/dts/zynqmp-sck-kv-g-revB.dtso
index a4b4465d2038..a449c1161b1e 100644
--- a/arch/arm/dts/zynqmp-sck-kv-g-revB.dtso
+++ b/arch/arm/dts/zynqmp-sck-kv-g-revB.dtso
@@ -63,6 +63,18 @@
 		#clock-cells = <0>;
 		clock-frequency = <27000000>;
 	};
+
+	dpcon {
+		compatible = "dp-connector";
+		label = "P11";
+		type = "full-size";
+
+		port {
+			dpcon_in: endpoint {
+				remote-endpoint = <&dpsub_dp_out>;
+			};
+		};
+	};
 };
 
 &i2c1 { /* I2C_SCK C23/C24 - MIO from SOM */
@@ -97,6 +109,14 @@
 	phy-names = "dp-phy0", "dp-phy1";
 	phys = <&psgtr 1 PHY_TYPE_DP 0 0>, <&psgtr 0 PHY_TYPE_DP 1 0>;
 	assigned-clock-rates = <27000000>, <25000000>, <300000000>;
+
+	ports {
+		port at 5 {
+			dpsub_dp_out: endpoint {
+				remote-endpoint = <&dpcon_in>;
+			};
+		};
+	};
 };
 
 &zynqmp_dpdma {
-- 
2.44.0



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