linux-kernel - [PATCH v2 04/10] arm64: dts: Add iMX8MM PCIe EP support

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Date:   Tue, 16 Aug 2022 13:44:41 +0800
From:   Richard Zhu <hongxing.zhu@....com>
To:     l.stach@...gutronix.de, bhelgaas@...gle.com, robh+dt@...nel.org,
        lorenzo.pieralisi@....com, shawnguo@...nel.org, kishon@...com,
        kw@...ux.com, frank.li@....com
Cc:     hongxing.zhu@....com, linux-pci@...r.kernel.org,
        devicetree@...r.kernel.org, linux-arm-kernel@...ts.infradead.org,
        linux-kernel@...r.kernel.org, kernel@...gutronix.de,
        linux-imx@....com
Subject: [PATCH v2 04/10] arm64: dts: Add iMX8MM PCIe EP support

Add iMX8MM PCIe EP support.

Signed-off-by: Richard Zhu <hongxing.zhu@....com>
---
 arch/arm64/boot/dts/freescale/imx8mm.dtsi | 20 ++++++++++++++++++++
 1 file changed, 20 insertions(+)

diff --git a/arch/arm64/boot/dts/freescale/imx8mm.dtsi b/arch/arm64/boot/dts/freescale/imx8mm.dtsi
index 1bf070473829..d5bcddacc0c4 100644
--- a/arch/arm64/boot/dts/freescale/imx8mm.dtsi
+++ b/arch/arm64/boot/dts/freescale/imx8mm.dtsi
@@ -1285,6 +1285,26 @@ pcie0: pcie@...00000 {
 			status = "disabled";
 		};
 
+		pcie0_ep: pcie_ep@...00000 {
+			compatible = "fsl,imx8mm-pcie-ep";
+			reg = <0x33800000 0x400000>,
+			      <0x18000000 0x8000000>;
+			reg-names = "regs", "addr_space";
+			num-lanes = <1>;
+			interrupts = <GIC_SPI 127 IRQ_TYPE_LEVEL_HIGH>;
+			interrupt-names = "dma";
+			fsl,max-link-speed = <2>;
+			power-domains = <&pgc_pcie>;
+			resets = <&src IMX8MQ_RESET_PCIE_CTRL_APPS_EN>,
+				 <&src IMX8MQ_RESET_PCIE_CTRL_APPS_TURNOFF>;
+			reset-names = "apps", "turnoff";
+			phys = <&pcie_phy>;
+			phy-names = "pcie-phy";
+			num-ib-windows = <4>;
+			num-ob-windows = <4>;
+			status = "disabled";
+		};
+
 		gpu_3d: gpu@...00000 {
 			compatible = "vivante,gc";
 			reg = <0x38000000 0x8000>;
-- 
2.25.1