linux-kernel - [PATCH 10/12] arm64: zynqmp: Describe DisplayPort connector for Kria

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Date: Mon, 27 May 2024 11:34:16 +0200
From: Michal Simek <michal.simek@....com>
To: <linux-kernel@...r.kernel.org>, <monstr@...str.eu>,
	<michal.simek@...inx.com>, <git@...inx.com>
CC: Vishal Sagar <vishal.sagar@....com>, Conor Dooley <conor+dt@...nel.org>,
	Krzysztof Kozlowski <krzysztof.kozlowski+dt@...aro.org>, Rob Herring
	<robh@...nel.org>, "open list:OPEN FIRMWARE AND FLATTENED DEVICE TREE
 BINDINGS" <devicetree@...r.kernel.org>, "moderated list:ARM/ZYNQ
 ARCHITECTURE" <linux-arm-kernel@...ts.infradead.org>
Subject: [PATCH 10/12] arm64: zynqmp: Describe DisplayPort connector for Kria

From: Vishal Sagar <vishal.sagar@....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.

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

 .../boot/dts/xilinx/zynqmp-sck-kv-g-revB.dtso | 20 +++++++++++++++++++
 1 file changed, 20 insertions(+)

diff --git a/arch/arm64/boot/dts/xilinx/zynqmp-sck-kv-g-revB.dtso b/arch/arm64/boot/dts/xilinx/zynqmp-sck-kv-g-revB.dtso
index 3ada04781950..a74d0ac7e07a 100644
--- a/arch/arm64/boot/dts/xilinx/zynqmp-sck-kv-g-revB.dtso
+++ b/arch/arm64/boot/dts/xilinx/zynqmp-sck-kv-g-revB.dtso
@@ -63,6 +63,18 @@ si5332_5: si5332-5 { /* u17 */
 		#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 @@ &zynqmp_dpsub {
 	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@5 {
+			dpsub_dp_out: endpoint {
+				remote-endpoint = <&dpcon_in>;
+			};
+		};
+	};
 };
 
 &zynqmp_dpdma {
-- 
2.40.1