[PATCH 10/12] arm64: zynqmp: Introduce DP port labels

Michal Simek michal.simek at amd.com
Tue Sep 2 10:53:32 CEST 2025


Describe every port by unique label for easier wiring with DT overlays.

Signed-off-by: Michal Simek <michal.simek at amd.com>
---

 arch/arm/dts/zynqmp-sck-kr-g-revB.dtso | 10 ++++------
 arch/arm/dts/zynqmp-sck-kv-g-revB.dtso | 10 ++++------
 arch/arm/dts/zynqmp-zcu106-revA.dts    | 10 ++++------
 arch/arm/dts/zynqmp.dtsi               | 12 ++++++------
 4 files changed, 18 insertions(+), 24 deletions(-)

diff --git a/arch/arm/dts/zynqmp-sck-kr-g-revB.dtso b/arch/arm/dts/zynqmp-sck-kr-g-revB.dtso
index 60ac5085f738..99ad220d13d6 100644
--- a/arch/arm/dts/zynqmp-sck-kr-g-revB.dtso
+++ b/arch/arm/dts/zynqmp-sck-kr-g-revB.dtso
@@ -155,13 +155,11 @@
 	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>;
-			};
-		};
+&out_dp {
+	dpsub_dp_out: endpoint {
+		remote-endpoint = <&dpcon_in>;
 	};
 };
 
diff --git a/arch/arm/dts/zynqmp-sck-kv-g-revB.dtso b/arch/arm/dts/zynqmp-sck-kv-g-revB.dtso
index 078d98e8ff34..a4ae37ebaccf 100644
--- a/arch/arm/dts/zynqmp-sck-kv-g-revB.dtso
+++ b/arch/arm/dts/zynqmp-sck-kv-g-revB.dtso
@@ -116,13 +116,11 @@
 	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>;
-			};
-		};
+&out_dp {
+	dpsub_dp_out: endpoint {
+		remote-endpoint = <&dpcon_in>;
 	};
 };
 
diff --git a/arch/arm/dts/zynqmp-zcu106-revA.dts b/arch/arm/dts/zynqmp-zcu106-revA.dts
index a19d78e5546e..1ec95c67a7d1 100644
--- a/arch/arm/dts/zynqmp-zcu106-revA.dts
+++ b/arch/arm/dts/zynqmp-zcu106-revA.dts
@@ -1079,12 +1079,10 @@
 	phy-names = "dp-phy0", "dp-phy1";
 	phys = <&psgtr 1 PHY_TYPE_DP 0 3>,
 	       <&psgtr 0 PHY_TYPE_DP 1 3>;
+};
 
-	ports {
-		port at 5 {
-			dpsub_dp_out: endpoint {
-				remote-endpoint = <&dpcon_in>;
-			};
-		};
+&out_dp {
+	dpsub_dp_out: endpoint {
+		remote-endpoint = <&dpcon_in>;
 	};
 };
diff --git a/arch/arm/dts/zynqmp.dtsi b/arch/arm/dts/zynqmp.dtsi
index 27bbb9230fe7..02e1c4615c7e 100644
--- a/arch/arm/dts/zynqmp.dtsi
+++ b/arch/arm/dts/zynqmp.dtsi
@@ -1320,22 +1320,22 @@
 				#address-cells = <1>;
 				#size-cells = <0>;
 
-				port at 0 {
+				live_video: port at 0 {
 					reg = <0>;
 				};
-				port at 1 {
+				live_gfx: port at 1 {
 					reg = <1>;
 				};
-				port at 2 {
+				live_audio: port at 2 {
 					reg = <2>;
 				};
-				port at 3 {
+				out_video: port at 3 {
 					reg = <3>;
 				};
-				port at 4 {
+				out_audio: port at 4 {
 					reg = <4>;
 				};
-				port at 5 {
+				out_dp: port at 5 {
 					reg = <5>;
 				};
 			};
-- 
2.43.0



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