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Date:   Fri, 24 Sep 2021 15:23:10 +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 v3.1 1/3] arm64: dts: renesas: r8a779a0: Add DU support

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

Provide the device nodes for the DU on the V3U platforms.

Reviewed-by: Geert Uytterhoeven <geert+renesas@...der.be>
Reviewed-by: Laurent Pinchart <laurent.pinchart@...asonboard.com>
Signed-off-by: Kieran Bingham <kieran.bingham+renesas@...asonboard.com>
---
v2
 - Use a single clock specification for the whole DU.

v3:
 - Use 'du.0' clock name instead of 'du'

v3.1:
 - Add in missing reset-names (at last)
 - Use full renesas,vsps
---
 arch/arm64/boot/dts/renesas/r8a779a0.dtsi | 32 +++++++++++++++++++++++
 1 file changed, 32 insertions(+)

diff --git a/arch/arm64/boot/dts/renesas/r8a779a0.dtsi b/arch/arm64/boot/dts/renesas/r8a779a0.dtsi
index f9a882b34f82..4312597bf315 100644
--- a/arch/arm64/boot/dts/renesas/r8a779a0.dtsi
+++ b/arch/arm64/boot/dts/renesas/r8a779a0.dtsi
@@ -1251,6 +1251,38 @@ vspd1: vsp@...28000 {
 			renesas,fcp = <&fcpvd1>;
 		};
 
+		du: display@...00000 {
+			compatible = "renesas,du-r8a779a0";
+			reg = <0 0xfeb00000 0 0x40000>;
+			interrupts = <GIC_SPI 143 IRQ_TYPE_LEVEL_HIGH>,
+				     <GIC_SPI 144 IRQ_TYPE_LEVEL_HIGH>;
+			clocks = <&cpg CPG_MOD 411>;
+			clock-names = "du.0";
+			power-domains = <&sysc R8A779A0_PD_ALWAYS_ON>;
+			resets = <&cpg 411>;
+			reset-names = "du.0";
+			renesas,vsps = <&vspd0 0>, <&vspd1 0>;
+
+			status = "disabled";
+
+			ports {
+				#address-cells = <1>;
+				#size-cells = <0>;
+
+				port@0 {
+					reg = <0>;
+					du_out_dsi0: endpoint {
+					};
+				};
+
+				port@1 {
+					reg = <1>;
+					du_out_dsi1: endpoint {
+					};
+				};
+			};
+		};
+
 		prr: chipid@...00044 {
 			compatible = "renesas,prr";
 			reg = <0 0xfff00044 0 4>;
-- 
2.30.2

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