linux-kernel - [PATCH v3 2/3] arm64: dts: renesas: r8a779a0: Add DSI encoders

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Date:   Thu, 23 Sep 2021 02:04:01 +0100
From:   Kieran Bingham <kieran.bingham@...asonboard.com>
To:     linux-renesas-soc@...r.kernel.org,
        Laurent Pinchart <laurent.pinchart@...asonboard.com>,
        Geert Uytterhoeven <geert@...der.be>
Cc:     Kieran Bingham <kieran.bingham+renesas@...asonboard.com>,
        Geert Uytterhoeven <geert+renesas@...der.be>,
        Magnus Damm <magnus.damm@...il.com>,
        Rob Herring <robh+dt@...nel.org>,
        devicetree@...r.kernel.org (open list:OPEN FIRMWARE AND FLATTENED
        DEVICE TREE BINDINGS), linux-kernel@...r.kernel.org (open list)
Subject: [PATCH v3 2/3] arm64: dts: renesas: r8a779a0: Add DSI encoders

From: Kieran Bingham <kieran.bingham+renesas@...asonboard.com>

Provide the two MIPI DSI encoders on the V3U and connect them to the DU
accordingly.

Reviewed-by: Laurent Pinchart <laurent.pinchart@...asonboard.com>
Signed-off-by: Kieran Bingham <kieran.bingham+renesas@...asonboard.com>
---
v2
 - Fixup indentation

v3
 - Fix the clock references
 - Fixup dsi1 as well

 arch/arm64/boot/dts/renesas/r8a779a0.dtsi | 64 +++++++++++++++++++++++
 1 file changed, 64 insertions(+)

diff --git a/arch/arm64/boot/dts/renesas/r8a779a0.dtsi b/arch/arm64/boot/dts/renesas/r8a779a0.dtsi
index dfe99af89908..b81b2391ed29 100644
--- a/arch/arm64/boot/dts/renesas/r8a779a0.dtsi
+++ b/arch/arm64/boot/dts/renesas/r8a779a0.dtsi
@@ -1270,12 +1270,76 @@ ports {
 				port@0 {
 					reg = <0>;
 					du_out_dsi0: endpoint {
+						remote-endpoint = <&dsi0_in>;
 					};
 				};
 
 				port@1 {
 					reg = <1>;
 					du_out_dsi1: endpoint {
+						remote-endpoint = <&dsi1_in>;
+					};
+				};
+			};
+		};
+
+		dsi0: dsi-encoder@...80000 {
+			compatible = "renesas,r8a779a0-dsi-csi2-tx";
+			reg = <0 0xfed80000 0 0x10000>;
+			power-domains = <&sysc R8A779A0_PD_ALWAYS_ON>;
+			clocks = <&cpg CPG_MOD 415>,
+				 <&cpg CPG_CORE R8A779A0_CLK_DSI>,
+				 <&extal_clk>;
+			clock-names = "fck", "dsi", "pll";
+
+			resets = <&cpg 415>;
+			status = "disabled";
+
+			ports {
+				#address-cells = <1>;
+				#size-cells = <0>;
+
+				port@0 {
+					reg = <0>;
+					dsi0_in: endpoint {
+						remote-endpoint = <&du_out_dsi0>;
+					};
+				};
+
+				port@1 {
+					reg = <1>;
+					dsi0_out: endpoint {
+					};
+				};
+			};
+		};
+
+		dsi1: dsi-encoder@...90000 {
+			compatible = "renesas,r8a779a0-dsi-csi2-tx";
+			reg = <0 0xfed90000 0 0x10000>;
+			power-domains = <&sysc R8A779A0_PD_ALWAYS_ON>;
+			clocks = <&cpg CPG_MOD 415>,
+				 <&cpg CPG_CORE R8A779A0_CLK_DSI>,
+				 <&extal_clk>;
+			clock-names = "fck", "dsi", "pll";
+
+			resets = <&cpg 416>;
+			status = "disabled";
+
+			ports {
+				#address-cells = <1>;
+				#size-cells = <0>;
+
+				port@0 {
+					reg = <0>;
+					dsi1_in: endpoint {
+						remote-endpoint = <&du_out_dsi1>;
+					};
+				};
+
+				port@1 {
+					reg = <1>;
+					dsi1_out: endpoint {
 					};
 				};
 			};
-- 
2.30.2