From: Lad Prabhakar <prabhakar.mahadev-lad.rj@bp.renesas.com>

Add DU and DSI nodes to RZ/V2H(P) SoC DTSI.

Signed-off-by: Lad Prabhakar <prabhakar.mahadev-lad.rj@bp.renesas.com>
---
 arch/arm64/boot/dts/renesas/r9a09g057.dtsi | 65 ++++++++++++++++++++++
 1 file changed, 65 insertions(+)

diff --git a/arch/arm64/boot/dts/renesas/r9a09g057.dtsi b/arch/arm64/boot/dts/renesas/r9a09g057.dtsi
index 47b3502846f6..e2ab8ad9c605 100644
--- a/arch/arm64/boot/dts/renesas/r9a09g057.dtsi
+++ b/arch/arm64/boot/dts/renesas/r9a09g057.dtsi
@@ -1304,6 +1304,71 @@ queue3 {
 			};
 		};
 
+		dsi: dsi@16430000 {
+			compatible = "renesas,r9a09g057-mipi-dsi";
+			reg = <0 0x16430000 0 0x20000>;
+			interrupts = <GIC_SPI 874 IRQ_TYPE_LEVEL_HIGH>,
+				     <GIC_SPI 875 IRQ_TYPE_LEVEL_HIGH>,
+				     <GIC_SPI 876 IRQ_TYPE_LEVEL_HIGH>,
+				     <GIC_SPI 877 IRQ_TYPE_LEVEL_HIGH>,
+				     <GIC_SPI 878 IRQ_TYPE_LEVEL_HIGH>,
+				     <GIC_SPI 879 IRQ_TYPE_LEVEL_HIGH>,
+				     <GIC_SPI 880 IRQ_TYPE_LEVEL_HIGH>;
+			interrupt-names = "seq0", "seq1", "vin1", "rcv",
+					  "ferr", "ppi", "debug";
+			clocks = <&cpg CPG_MOD 0xec>, <&cpg CPG_MOD 0xe9>,
+				 <&cpg CPG_MOD 0xe8>, <&cpg CPG_MOD 0xea>,
+				 <&cpg CPG_MOD 0xeb>;
+			clock-names = "pllrefclk", "aclk", "pclk", "vclk", "lpclk";
+			resets = <&cpg 0xd8>, <&cpg 0xd7>;
+			reset-names = "arst", "prst";
+			power-domains = <&cpg>;
+			status = "disabled";
+
+			ports {
+				#address-cells = <1>;
+				#size-cells = <0>;
+
+				port@0 {
+					reg = <0>;
+					dsi_in: endpoint {
+						remote-endpoint = <&du_out_dsi>;
+					};
+				};
+
+				port@1 {
+					reg = <1>;
+					dsi_out: endpoint {
+					};
+				};
+			};
+		};
+
+		du: display@16460000 {
+			compatible = "renesas,r9a09g057-du";
+			reg = <0 0x16460000 0 0x10000>;
+			interrupts = <GIC_SPI 882 IRQ_TYPE_LEVEL_HIGH>;
+			clocks = <&cpg CPG_MOD 0xed>, <&cpg CPG_MOD 0xee>,
+				 <&cpg CPG_MOD 0xef>;
+			clock-names = "aclk", "pclk", "vclk";
+			power-domains = <&cpg>;
+			resets = <&cpg 0xdc>;
+			renesas,vsps = <&vspd 0>;
+			status = "disabled";
+
+			ports {
+				#address-cells = <1>;
+				#size-cells = <0>;
+
+				port@0 {
+					reg = <0>;
+					du_out_dsi: endpoint {
+						remote-endpoint = <&dsi_in>;
+					};
+				};
+			};
+		};
+
 		fcpvd: fcp@16470000 {
 			compatible = "renesas,r9a09g057-fcpvd", "renesas,fcpv";
 			reg = <0 0x16470000 0 0x10000>;
-- 
2.43.0

On Thu, 23 Oct 2025 at 23:23, Prabhakar <prabhakar.csengg@gmail.com> wrote:
> From: Lad Prabhakar <prabhakar.mahadev-lad.rj@bp.renesas.com>
>
> Add DU and DSI nodes to RZ/V2H(P) SoC DTSI.
>
> Signed-off-by: Lad Prabhakar <prabhakar.mahadev-lad.rj@bp.renesas.com>

Reviewed-by: Geert Uytterhoeven <geert+renesas@glider.be>
i.e. will queue in renesas-devel for v6.20.

Gr{oetje,eeting}s,

                        Geert

-- 
Geert Uytterhoeven -- There's lots of Linux beyond ia32 -- geert@linux-m68k.org

In personal conversations with technical people, I call myself a hacker. But
when I'm talking to journalists I just say "programmer" or something like that.
                                -- Linus Torvalds