[PATCH v2 2/4] arm64: dts: renesas: r8a77970: add DU support

[Jacopo Mondi <jacopo+renesas@jmondi.org>]

From: Sergei Shtylyov <sergei.shtylyov@cogentembedded.com>

Define the generic R8A77970 part of the DU device node.

Based on the original (and large) patch by Daisuke Matsushita
<daisuke.matsushita.ns@hitachi.com>.

Signed-off-by: Vladimir Barinov <vladimir.barinov@cogentembedded.com>
Signed-off-by: Sergei Shtylyov <sergei.shtylyov@cogentembedded.com>
Signed-off-by: Niklas Söderlund <niklas.soderlund+renesas@ragnatech.se>
Reviewed-by: Laurent Pinchart <laurent.pinchart@ideasonboard.com>

---
v1 -> v2:
- Rename the du_out_lvds endpoint to comply with the name used in other
  Renesas board DTS files
---
 arch/arm64/boot/dts/renesas/r8a77970.dtsi | 28 ++++++++++++++++++++++++++++
 1 file changed, 28 insertions(+)

diff --git a/arch/arm64/boot/dts/renesas/r8a77970.dtsi b/arch/arm64/boot/dts/renesas/r8a77970.dtsi
index a3ef3bd..ae5797d 100644
--- a/arch/arm64/boot/dts/renesas/r8a77970.dtsi
+++ b/arch/arm64/boot/dts/renesas/r8a77970.dtsi
@@ -635,6 +635,34 @@
 			resets = <&cpg 623>;
 			renesas,fcp = <&fcpvd0>;
 		};
+
+		du: display@feb00000 {
+			compatible = "renesas,du-r8a77970";
+			reg = <0 0xfeb00000 0 0x80000>;
+			interrupts = <GIC_SPI 256 IRQ_TYPE_LEVEL_HIGH>;
+			clocks = <&cpg CPG_MOD 724>;
+			clock-names = "du.0";
+			power-domains = <&sysc R8A77970_PD_ALWAYS_ON>;
+			vsps = <&vspd0>;
+			status = "disabled";
+
+			ports {
+				#address-cells = <1>;
+				#size-cells = <0>;
+
+				port@0 {
+					reg = <0>;
+					du_out_rgb: endpoint {
+					};
+				};
+
+				port@1 {
+					reg = <1>;
+					du_out_lvds0: endpoint {
+					};
+				};
+			};
+		};
 	};
 
 	timer {
-- 
2.7.4