[media] arm64: dts: mediatek: Add node for Mediatek Video Processor Unit

Add VPU drivers for MT8173

Signed-off-by: Andrew-CT Chen <[e-mail]>
Signed-off-by: Tiffany Lin <[e-mail]>
Signed-off-by: Hans Verkuil <[e-mail]>
Signed-off-by: Mauro Carvalho Chehab <[e-mail]>

arch/arm64/boot/dts/mediatek/mt8173.dtsi

···
 		};
 	};
 
+	reserved-memory {
+		#address-cells = <2>;
+		#size-cells = <2>;
+		ranges;
+		vpu_dma_reserved: vpu_dma_mem_region {
+			compatible = "shared-dma-pool";
+			reg = <0 0xb7000000 0 0x500000>;
+			alignment = <0x1000>;
+			no-map;
+		};
+	};
+
 	timer {
 		compatible = "arm,armv8-timer";
 		interrupt-parent = <&gic>;
···
 			reset-names = "pwrap";
 			clocks = <&infracfg CLK_INFRA_PMICSPI>, <&infracfg CLK_INFRA_PMICWRAP>;
 			clock-names = "spi", "wrap";
+		};
+
+		vpu: vpu@10020000 {
+			compatible = "mediatek,mt8173-vpu";
+			reg = <0 0x10020000 0 0x30000>,
+			      <0 0x10050000 0 0x100>;
+			reg-names = "tcm", "cfg_reg";
+			interrupts = <GIC_SPI 166 IRQ_TYPE_LEVEL_HIGH>;
+			clocks = <&topckgen CLK_TOP_SCP_SEL>;
+			clock-names = "main";
+			memory-region = <&vpu_dma_reserved>;
 		};
 
 		sysirq: intpol-controller@10200620 {