Received-SPF: pass (google.com: domain of linux-kernel-owner@vger.kernel.org designates 2620:137:e000::1:20 as permitted sender) client-ip=2620:137:e000::1:20;
From:   Richard Zhu <hongxing.zhu@nxp.com>
To:     robh+dt@kernel.org, krzysztof.kozlowski+dt@linaro.org,
        shawnguo@kernel.org, peng.fan@nxp.com, marex@denx.de,
        marcel.ziswiler@toradex.com, tharvey@gateworks.com,
        frank.li@nxp.com
Cc:     lorenzo.pieralisi@arm.com, hongxing.zhu@nxp.com,
        devicetree@vger.kernel.org, linux-arm-kernel@lists.infradead.org,
        linux-kernel@vger.kernel.org, kernel@pengutronix.de,
        linux-imx@nxp.com
Subject: [PATCH v6 1/6] arm64: dts: Add i.MX8MM PCIe EP support
Date:   Fri, 20 Jan 2023 13:25:47 +0800
Message-Id: <1674192352-4473-2-git-send-email-hongxing.zhu@nxp.com>
In-Reply-To: <1674192352-4473-1-git-send-email-hongxing.zhu@nxp.com>
References: <1674192352-4473-1-git-send-email-hongxing.zhu@nxp.com>
Precedence: bulk

Add i.MX8MM PCIe EP support.

Signed-off-by: Richard Zhu <hongxing.zhu@nxp.com>
---
 arch/arm64/boot/dts/freescale/imx8mm.dtsi | 24 +++++++++++++++++++++++
 1 file changed, 24 insertions(+)

diff --git a/arch/arm64/boot/dts/freescale/imx8mm.dtsi b/arch/arm64/boot/dts/freescale/imx8mm.dtsi
index 31f4548f85cf..9662aeccdb3b 100644
--- a/arch/arm64/boot/dts/freescale/imx8mm.dtsi
+++ b/arch/arm64/boot/dts/freescale/imx8mm.dtsi
@@ -1315,6 +1315,30 @@ pcie0: pcie@33800000 {
 			status = "disabled";
 		};
 
+		pcie0_ep: pcie_ep@33800000 {
+			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>;
+			clocks = <&clk IMX8MM_CLK_PCIE1_ROOT>,
+				 <&clk IMX8MM_CLK_PCIE1_PHY>,
+				 <&clk IMX8MM_CLK_PCIE1_AUX>;
+			clock-names = "pcie", "pcie_bus", "pcie_aux";
+			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@38000000 {
 			compatible = "vivante,gc";
 			reg = <0x38000000 0x8000>;
-- 
2.25.1