arm64: dts: renesas: r8a77961: Add DU device nodes

This patch adds DU device nodes for R-Car M3-W+ (r8a77961) SoC.
This patch was tested on R-Car M3-W+ Salvator-XS board.

Signed-off-by: Kuninori Morimoto <kuninori.morimoto.gx@renesas.com>
Reviewed-by: Kieran Bingham <kieran.bingham+renesas@ideasonboard.com>
Reviewed-by: Laurent Pinchart <laurent.pinchart@ideasonboard.com>
Link: https://lore.kernel.org/r/87eendrtv1.wl-kuninori.morimoto.gx@renesas.com
Signed-off-by: Geert Uytterhoeven <geert+renesas@glider.be>

diff --git a/arch/arm64/boot/dts/renesas/r8a77961.dtsi b/arch/arm64/boot/dts/renesas/r8a77961.dtsi
index a0b85a7..148228a 100644 (file)
--- a/arch/arm64/boot/dts/renesas/r8a77961.dtsi
+++ b/arch/arm64/boot/dts/renesas/r8a77961.dtsi
@@ -2093,8 +2093,19 @@
                };
 
                du: display@feb00000 {
+                       compatible = "renesas,du-r8a77961";
                        reg = <0 0xfeb00000 0 0x70000>;
-                       /* placeholder */
+                       interrupts = <GIC_SPI 256 IRQ_TYPE_LEVEL_HIGH>,
+                                    <GIC_SPI 268 IRQ_TYPE_LEVEL_HIGH>,
+                                    <GIC_SPI 269 IRQ_TYPE_LEVEL_HIGH>;
+                       clocks = <&cpg CPG_MOD 724>, <&cpg CPG_MOD 723>,
+                                <&cpg CPG_MOD 722>;
+                       clock-names = "du.0", "du.1", "du.2";
+                       resets = <&cpg 724>, <&cpg 722>;
+                       reset-names = "du.0", "du.2";
+
+                       renesas,vsps = <&vspd0 0>, <&vspd1 0>, <&vspd2 0>;
+                       status = "disabled";
 
                        ports {
                                #address-cells = <1>;