Add pcie0 and pcie0-ep supports.

Signed-off-by: Richard Zhu <hongxing.zhu@nxp.com>
---
 arch/arm64/boot/dts/freescale/imx94.dtsi | 88 ++++++++++++++++++++++++
 1 file changed, 88 insertions(+)

diff --git a/arch/arm64/boot/dts/freescale/imx94.dtsi b/arch/arm64/boot/dts/freescale/imx94.dtsi
index 38488147a3ef..5d19c34cbc2b 100644
--- a/arch/arm64/boot/dts/freescale/imx94.dtsi
+++ b/arch/arm64/boot/dts/freescale/imx94.dtsi
@@ -66,6 +66,13 @@ sai4_mclk: clock-sai4-mclk1 {
 		clock-output-names = "sai4_mclk";
 	};
 
+	clk_sys100m: clock-sys100m {
+		compatible = "fixed-clock";
+		#clock-cells = <0>;
+		clock-frequency = <100000000>;
+		clock-output-names = "clk_sys100m";
+	};
+
 	firmware {
 		scmi {
 			compatible = "arm,scmi";
@@ -1230,6 +1237,14 @@ wdog3: watchdog@49220000 {
 			};
 		};
 
+		hsio_blk_ctl: syscon@4c0100c0 {
+			compatible = "nxp,imx95-hsio-blk-ctl", "syscon";
+			reg = <0x0 0x4c0100c0 0x0 0x1>;
+			#clock-cells = <1>;
+			clocks = <&clk_sys100m>;
+			power-domains = <&scmi_devpd IMX94_PD_HSIO_TOP>;
+		};
+
 		usb3: usb@4c100000 {
 			compatible = "nxp,imx94-dwc3", "nxp,imx8mp-dwc3";
 			reg = <0x0 0x4c100000 0x0 0x10000>,
@@ -1284,6 +1299,79 @@ usbmisc: usbmisc@4c200200 {
 			#index-cells = <1>;
 		};
 
+		pcie0: pcie@4c300000 {
+			compatible = "fsl,imx94-pcie", "fsl,imx95-pcie";
+			reg = <0 0x4c300000 0 0x10000>,
+			      <0 0x60100000 0 0xfe00000>,
+			      <0 0x4c360000 0 0x10000>,
+			      <0 0x4c340000 0 0x4000>;
+			reg-names = "dbi", "config", "atu", "app";
+			ranges = <0x81000000 0x0 0x00000000 0x0 0x6ff00000 0 0x00100000>,
+				 <0x82000000 0x0 0x10000000 0x9 0x10000000 0 0x80000000>;
+			#address-cells = <3>;
+			#size-cells = <2>;
+			device_type = "pci";
+			linux,pci-domain = <2>;
+			msi-map = <0x0 &its 0x10 0x1>,
+				  <0x100 &its 0x11 0x7>;
+			msi-map-mask = <0x1ff>;
+			bus-range = <0x00 0xff>;
+			num-lanes = <1>;
+			num-viewport = <8>;
+			interrupts = <GIC_SPI 364 IRQ_TYPE_LEVEL_HIGH>,
+				     <GIC_SPI 365 IRQ_TYPE_LEVEL_HIGH>;
+			interrupt-names = "msi", "dma";
+			#interrupt-cells = <1>;
+			interrupt-map-mask = <0 0 0 0x7>;
+			interrupt-map = <0 0 0 1 &gic 0 0 GIC_SPI 360 IRQ_TYPE_LEVEL_HIGH>,
+					<0 0 0 2 &gic 0 0 GIC_SPI 361 IRQ_TYPE_LEVEL_HIGH>,
+					<0 0 0 3 &gic 0 0 GIC_SPI 362 IRQ_TYPE_LEVEL_HIGH>,
+					<0 0 0 4 &gic 0 0 GIC_SPI 363 IRQ_TYPE_LEVEL_HIGH>;
+			clocks = <&scmi_clk IMX94_CLK_HSIO>,
+				 <&scmi_clk IMX94_CLK_HSIOPLL>,
+				 <&scmi_clk IMX94_CLK_HSIOPLL_VCO>,
+				 <&scmi_clk IMX94_CLK_HSIOPCIEAUX>,
+				 <&hsio_blk_ctl 0>;
+			clock-names = "pcie", "pcie_bus", "pcie_phy", "pcie_aux", "ref";
+			assigned-clocks = <&scmi_clk IMX94_CLK_HSIOPLL_VCO>,
+					  <&scmi_clk IMX94_CLK_HSIOPLL>,
+					  <&scmi_clk IMX94_CLK_HSIOPCIEAUX>;
+			assigned-clock-rates = <3600000000>, <100000000>, <10000000>;
+			assigned-clock-parents = <0>, <0>,
+						 <&scmi_clk IMX94_CLK_SYSPLL1_PFD1_DIV2>;
+			power-domains = <&scmi_devpd IMX94_PD_HSIO_TOP>;
+			fsl,max-link-speed = <3>;
+			status = "disabled";
+		};
+
+		pcie0_ep: pcie-ep@4c300000 {
+			compatible = "fsl,imx94-pcie-ep", "fsl,imx95-pcie-ep";
+			reg = <0 0x4c300000 0 0x10000>,
+			      <0 0x4c360000 0 0x1000>,
+			      <0 0x4c320000 0 0x1000>,
+			      <0 0x4c340000 0 0x4000>,
+			      <0 0x4c370000 0 0x10000>,
+			      <0x9 0 1 0>;
+			reg-names = "dbi", "atu", "dbi2", "app", "dma", "addr_space";
+			num-lanes = <1>;
+			interrupts = <GIC_SPI 365 IRQ_TYPE_LEVEL_HIGH>;
+			interrupt-names = "dma";
+			clocks = <&scmi_clk IMX94_CLK_HSIO>,
+				 <&scmi_clk IMX94_CLK_HSIOPLL>,
+				 <&scmi_clk IMX94_CLK_HSIOPLL_VCO>,
+				 <&scmi_clk IMX94_CLK_HSIOPCIEAUX>;
+			clock-names = "pcie", "pcie_bus", "pcie_phy", "pcie_aux";
+			assigned-clocks = <&scmi_clk IMX94_CLK_HSIOPLL_VCO>,
+					  <&scmi_clk IMX94_CLK_HSIOPLL>,
+					  <&scmi_clk IMX94_CLK_HSIOPCIEAUX>;
+			assigned-clock-rates = <3600000000>, <100000000>, <10000000>;
+			assigned-clock-parents = <0>, <0>,
+						 <&scmi_clk IMX94_CLK_SYSPLL1_PFD1_DIV2>;
+			msi-map = <0x0 &its 0x10 0x1>;
+			power-domains = <&scmi_devpd IMX94_PD_HSIO_TOP>;
+			status = "disabled";
+		};
+
 		netc_blk_ctrl: system-controller@4ceb0000 {
 			compatible = "nxp,imx94-netc-blk-ctrl";
 			reg = <0x0 0x4ceb0000 0x0 0x10000>,
-- 
2.37.1