linux-kernel - [PATCH 7/8] arm64: dts: imx8mq: add pcie0-ep node

lists.openwall.net		lists / announce owl-users owl-dev john-users john-dev passwdqc-users yescrypt popa3d-users / oss-security kernel-hardening musl sabotage tlsify passwords / crypt-dev xvendor / Bugtraq Full-Disclosure linux-kernel linux-netdev linux-ext4 linux-hardening linux-cve-announce PHC
Open Source and information security mailing list archives

Hash Suite: Windows password security audit tool. GUI, reports in PDF.

[<prev] [next>] [<thread-prev] [thread-next>] [day] [month] [year] [list]

Message-Id: <20250331-imx8_pcie_ep_dts-v1-7-270ef0868ac9@nxp.com>
Date: Mon, 31 Mar 2025 15:02:45 -0400
From: Frank Li <Frank.Li@....com>
To: Rob Herring <robh@...nel.org>, Krzysztof Kozlowski <krzk+dt@...nel.org>, 
 Conor Dooley <conor+dt@...nel.org>, Shawn Guo <shawnguo@...nel.org>, 
 Sascha Hauer <s.hauer@...gutronix.de>, 
 Pengutronix Kernel Team <kernel@...gutronix.de>, 
 Fabio Estevam <festevam@...il.com>
Cc: devicetree@...r.kernel.org, imx@...ts.linux.dev, 
 linux-arm-kernel@...ts.infradead.org, linux-kernel@...r.kernel.org, 
 hongxing.zhu@....com, Frank Li <Frank.Li@....com>
Subject: [PATCH 7/8] arm64: dts: imx8mq: add pcie0-ep node

Add pcie0-ep node for i.MX8QM.

Signed-off-by: Frank Li <Frank.Li@....com>
---
 arch/arm64/boot/dts/freescale/imx8mq.dtsi | 35 +++++++++++++++++++++++++++++++
 1 file changed, 35 insertions(+)

diff --git a/arch/arm64/boot/dts/freescale/imx8mq.dtsi b/arch/arm64/boot/dts/freescale/imx8mq.dtsi
index d51de8d899b2b..e5f9c90129d6c 100644
--- a/arch/arm64/boot/dts/freescale/imx8mq.dtsi
+++ b/arch/arm64/boot/dts/freescale/imx8mq.dtsi
@@ -1774,6 +1774,41 @@ pcie0: pcie@...00000 {
 			status = "disabled";
 		};
 
+		pcie0_ep: pcie-ep@...00000 {
+			compatible = "fsl,imx8mq-pcie-ep";
+			reg = <0x33800000 0x100000>,
+			      <0x18000000 0x8000000>,
+			      <0x33900000 0x100000>,
+			      <0x33b00000 0x100000>;
+			reg-names = "dbi", "addr_space", "dbi2", "atu";
+			num-lanes = <1>;
+			interrupts = <GIC_SPI 127 IRQ_TYPE_LEVEL_HIGH>;
+			interrupt-names = "dma";
+			linux,pci-domain = <0>;
+			clocks = <&clk IMX8MQ_CLK_PCIE2_ROOT>,
+				 <&clk IMX8MQ_CLK_PCIE2_PHY>,
+				 <&clk IMX8MQ_CLK_PCIE2_PHY>,
+				 <&clk IMX8MQ_CLK_PCIE2_AUX>;
+			clock-names = "pcie", "pcie_bus", "pcie_phy", "pcie_aux";
+			power-domains = <&pgc_pcie>;
+			resets = <&src IMX8MQ_RESET_PCIEPHY2>,
+				 <&src IMX8MQ_RESET_PCIE2_CTRL_APPS_EN>,
+				 <&src IMX8MQ_RESET_PCIE2_CTRL_APPS_TURNOFF>;
+			reset-names = "pciephy", "apps", "turnoff";
+			assigned-clocks = <&clk IMX8MQ_CLK_PCIE2_CTRL>,
+					  <&clk IMX8MQ_CLK_PCIE2_PHY>,
+					  <&clk IMX8MQ_CLK_PCIE2_AUX>;
+			assigned-clock-parents = <&clk IMX8MQ_SYS2_PLL_250M>,
+						 <&clk IMX8MQ_SYS2_PLL_100M>,
+						 <&clk IMX8MQ_SYS1_PLL_80M>;
+			assigned-clock-rates = <250000000>, <100000000>,
+					       <10000000>;
+			num-ib-windows = <4>;
+			num-ob-windows = <4>;
+			fsl,max-link-speed = <2>;
+			status = "disabled";
+		};
+
 		pcie1: pcie@...00000 {
 			compatible = "fsl,imx8mq-pcie";
 			reg = <0x33c00000 0x400000>,

-- 
2.34.1