linux-kernel - [PATCH v1 2/3] arm64: dts: imx943: add pcie1 and pcie1-ep supports

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Message-Id: <20260206055007.3995679-3-hongxing.zhu@nxp.com>
Date: Fri,  6 Feb 2026 13:50:06 +0800
From: Richard Zhu <hongxing.zhu@....com>
To: robh@...nel.org,
	krzk+dt@...nel.org,
	conor+dt@...nel.org,
	shawnguo@...nel.org,
	frank.li@....com,
	s.hauer@...gutronix.de,
	festevam@...il.com
Cc: kernel@...gutronix.de,
	devicetree@...r.kernel.org,
	imx@...ts.linux.dev,
	linux-arm-kernel@...ts.infradead.org,
	linux-kernel@...r.kernel.org,
	Richard Zhu <hongxing.zhu@....com>
Subject: [PATCH v1 2/3] arm64: dts: imx943: add pcie1 and pcie1-ep supports

Add pcie1 and pcie1-ep supports.

Signed-off-by: Richard Zhu <hongxing.zhu@....com>
---
 arch/arm64/boot/dts/freescale/imx943.dtsi | 76 +++++++++++++++++++++++
 1 file changed, 76 insertions(+)

diff --git a/arch/arm64/boot/dts/freescale/imx943.dtsi b/arch/arm64/boot/dts/freescale/imx943.dtsi
index 45b8da758e877..0df9d24cf985d 100644
--- a/arch/arm64/boot/dts/freescale/imx943.dtsi
+++ b/arch/arm64/boot/dts/freescale/imx943.dtsi
@@ -145,4 +145,80 @@ l3_cache: l3-cache {
 			cache-unified;
 		};
 	};
+
+	soc {
+		pcie1: pcie@...80000 {
+			compatible = "fsl,imx95-pcie";
+			reg = <0 0x4c380000 0 0x10000>,
+			      <8 0x80100000 0 0xfe00000>,
+			      <0 0x4c3e0000 0 0x10000>,
+			      <0 0x4c3c0000 0 0x4000>;
+			reg-names = "dbi", "config", "atu", "app";
+			ranges = <0x81000000 0 0x00000000 0x8 0x8ff00000 0 0x00100000>,
+				 <0x82000000 0 0x10000000 0xa 0x10000000 0 0x80000000>;
+			#address-cells = <3>;
+			#size-cells = <2>;
+			device_type = "pci";
+			linux,pci-domain = <3>;
+			msi-map = <0x0 &its 0x98 0x1>,
+				  <0x100 &its 0x99 0x7>;
+			msi-map-mask = <0x1ff>;
+			bus-range = <0x00 0xff>;
+			num-lanes = <1>;
+			num-viewport = <8>;
+			interrupts = <GIC_SPI 370 IRQ_TYPE_LEVEL_HIGH>,
+				     <GIC_SPI 370 IRQ_TYPE_LEVEL_HIGH>,
+				     <GIC_SPI 370 IRQ_TYPE_LEVEL_HIGH>;
+			interrupt-names = "msi", "pme", "intr";
+			#interrupt-cells = <1>;
+			interrupt-map-mask = <0 0 0 0x7>;
+			interrupt-map = <0 0 0 1 &gic 0 0 GIC_SPI 366 IRQ_TYPE_LEVEL_HIGH>,
+					<0 0 0 2 &gic 0 0 GIC_SPI 367 IRQ_TYPE_LEVEL_HIGH>,
+					<0 0 0 3 &gic 0 0 GIC_SPI 368 IRQ_TYPE_LEVEL_HIGH>,
+					<0 0 0 4 &gic 0 0 GIC_SPI 369 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";
+		};
+
+		pcie1_ep: pcie-ep@...80000 {
+			compatible = "fsl,imx95-pcie-ep";
+			reg = <0 0x4c380000 0 0x10000>,
+			      <0 0x4c3e0000 0 0x1000>,
+			      <0 0x4c3a0000 0 0x1000>,
+			      <0 0x4c3c0000 0 0x4000>,
+			      <0 0x4c3f0000 0 0x10000>,
+			      <0xa 0 1 0>;
+			reg-names = "dbi", "atu", "dbi2", "app", "dma", "addr_space";
+			num-lanes = <1>;
+			interrupts = <GIC_SPI 371 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 0x98 0x1>;
+			power-domains = <&scmi_devpd IMX94_PD_HSIO_TOP>;
+			status = "disabled";
+		};
+	};
 };
-- 
2.37.1