arm64: dts: renesas: r9a08g046: Add DMAC node

Add the DMA controller device tree node for the RZ/G3L (r9a08g046) SoC.

Signed-off-by: Biju Das <biju.das.jz@bp.renesas.com>
Reviewed-by: Geert Uytterhoeven <geert+renesas@glider.be>
Link: https://patch.msgid.link/20260505123708.134069-2-biju.das.jz@bp.renesas.com
Signed-off-by: Geert Uytterhoeven <geert+renesas@glider.be>

Author: bijudas

arch/arm64/boot/dts/renesas/r9a08g046.dtsi

@@ -482,6 +482,43 @@
 			resets = <&cpg R9A08G046_IA55_RESETN>;
 		};
 
+		dmac: dma-controller@11820000 {
+			compatible = "renesas,r9a08g046-dmac", "renesas,rz-dmac";
+			reg = <0 0x11820000 0 0x10000>,
+			      <0 0x11830000 0 0x10000>;
+			interrupts = <GIC_SPI 153 IRQ_TYPE_EDGE_RISING>,
+				     <GIC_SPI 154 IRQ_TYPE_EDGE_RISING>,
+				     <GIC_SPI 155 IRQ_TYPE_EDGE_RISING>,
+				     <GIC_SPI 156 IRQ_TYPE_EDGE_RISING>,
+				     <GIC_SPI 157 IRQ_TYPE_EDGE_RISING>,
+				     <GIC_SPI 158 IRQ_TYPE_EDGE_RISING>,
+				     <GIC_SPI 159 IRQ_TYPE_EDGE_RISING>,
+				     <GIC_SPI 160 IRQ_TYPE_EDGE_RISING>,
+				     <GIC_SPI 161 IRQ_TYPE_EDGE_RISING>,
+				     <GIC_SPI 162 IRQ_TYPE_EDGE_RISING>,
+				     <GIC_SPI 163 IRQ_TYPE_EDGE_RISING>,
+				     <GIC_SPI 164 IRQ_TYPE_EDGE_RISING>,
+				     <GIC_SPI 165 IRQ_TYPE_EDGE_RISING>,
+				     <GIC_SPI 166 IRQ_TYPE_EDGE_RISING>,
+				     <GIC_SPI 167 IRQ_TYPE_EDGE_RISING>,
+				     <GIC_SPI 168 IRQ_TYPE_EDGE_RISING>,
+				     <GIC_SPI 169 IRQ_TYPE_EDGE_RISING>;
+			interrupt-names = "error",
+					  "ch0", "ch1", "ch2", "ch3",
+					  "ch4", "ch5", "ch6", "ch7",
+					  "ch8", "ch9", "ch10", "ch11",
+					  "ch12", "ch13", "ch14", "ch15";
+			clocks = <&cpg CPG_MOD R9A08G046_DMAC_ACLK>,
+				 <&cpg CPG_MOD R9A08G046_DMAC_PCLK>;
+			clock-names = "main", "register";
+			power-domains = <&cpg>;
+			resets = <&cpg R9A08G046_DMAC_ARESETN>,
+				 <&cpg R9A08G046_DMAC_RST_ASYNC>;
+			reset-names = "arst", "rst_async";
+			#dma-cells = <1>;
+			dma-channels = <16>;
+		};
+
 		sdhi1: mmc@11c10000 {
 			reg = <0x0 0x11c10000 0 0x10000>;
 			/* placeholder */