arm64: dts: mediatek: mt8186: Add GPU node

Add a GPU node for MT8186 SoC but keep it disabled.
Signed-off-by: AngeloGioacchino Del Regno <angelogioacchino.delregno@collabora.com>
Reviewed-by: Chen-Yu Tsai <wenst@chromium.org>
Tested-by: Chen-Yu Tsai <wenst@chromium.org>
Link: https://lore.kernel.org/r/20230301095523.428461-18-angelogioacchino.delregno@collabora.comSigned-off-by: Matthias Brugger <matthias.bgg@gmail.com>

arch/arm64/boot/dts/mediatek/mt8186.dtsi

@@ -1075,6 +1075,23 @@ mfgsys: clock-controller@13000000 {
 			#clock-cells = <1>;
 		};
 
+		gpu: gpu@13040000 {
+			compatible = "mediatek,mt8186-mali",
+				     "arm,mali-bifrost";
+			reg = <0 0x13040000 0 0x4000>;
+
+			clocks = <&mfgsys CLK_MFG_BG3D>;
+			interrupts = <GIC_SPI 276 IRQ_TYPE_LEVEL_HIGH 0>,
+				     <GIC_SPI 275 IRQ_TYPE_LEVEL_HIGH 0>,
+				     <GIC_SPI 274 IRQ_TYPE_LEVEL_HIGH 0>;
+			interrupt-names = "job", "mmu", "gpu";
+			power-domains = <&spm MT8186_POWER_DOMAIN_MFG2>,
+					<&spm MT8186_POWER_DOMAIN_MFG3>;
+			power-domain-names = "core0", "core1";
+			#cooling-cells = <2>;
+			status = "disabled";
+		};
+
 		mmsys: syscon@14000000 {
 			compatible = "mediatek,mt8186-mmsys", "syscon";
 			reg = <0 0x14000000 0 0x1000>;