arm64: dts: mt8192: Add PCIe node

Add PCIe node for mt8192 SoC.
Signed-off-by: Allen-KH Cheng <allen-kh.cheng@mediatek.com>
Reviewed-by: AngeloGioacchino Del Regno <angelogioacchino.delregno@collabora.com>
Reviewed-by: Nícolas F. R. A. Prado <nfraprado@collabora.com>
Link: https://lore.kernel.org/r/20220330133816.30806-2-allen-kh.cheng@mediatek.comSigned-off-by: Matthias Brugger <matthias.bgg@gmail.com>

arch/arm64/boot/dts/mediatek/mt8192.dtsi

@@ -716,6 +716,41 @@ xhci: usb@11200000 {
 			status = "disabled";
 		};
 
+		pcie: pcie@11230000 {
+			compatible = "mediatek,mt8192-pcie";
+			device_type = "pci";
+			reg = <0 0x11230000 0 0x2000>;
+			reg-names = "pcie-mac";
+			#address-cells = <3>;
+			#size-cells = <2>;
+			clocks = <&infracfg CLK_INFRA_PCIE_PL_P_250M>,
+				 <&infracfg CLK_INFRA_PCIE_TL_26M>,
+				 <&infracfg CLK_INFRA_PCIE_TL_96M>,
+				 <&infracfg CLK_INFRA_PCIE_TL_32K>,
+				 <&infracfg CLK_INFRA_PCIE_PERI_26M>,
+				 <&infracfg CLK_INFRA_PCIE_TOP_H_133M>;
+			clock-names = "pl_250m", "tl_26m", "tl_96m",
+				      "tl_32k", "peri_26m", "top_133m";
+			assigned-clocks = <&topckgen CLK_TOP_TL_SEL>;
+			assigned-clock-parents = <&topckgen CLK_TOP_MAINPLL_D6_D4>;
+			interrupts = <GIC_SPI 251 IRQ_TYPE_LEVEL_HIGH 0>;
+			bus-range = <0x00 0xff>;
+			ranges = <0x82000000 0 0x12000000 0x0 0x12000000 0 0x0800000>,
+				 <0x81000000 0 0x12800000 0x0 0x12800000 0 0x0800000>;
+			#interrupt-cells = <1>;
+			interrupt-map-mask = <0 0 0 7>;
+			interrupt-map = <0 0 0 1 &pcie_intc0 0>,
+					<0 0 0 2 &pcie_intc0 1>,
+					<0 0 0 3 &pcie_intc0 2>,
+					<0 0 0 4 &pcie_intc0 3>;
+
+			pcie_intc0: interrupt-controller {
+				interrupt-controller;
+				#address-cells = <0>;
+				#interrupt-cells = <1>;
+			};
+		};
+
 		nor_flash: spi@11234000 {
 			compatible = "mediatek,mt8192-nor";
 			reg = <0 0x11234000 0 0xe0>;