[PATCH 3/5] arm64: dts: imx8q: add PCIe EP overlay file for i.MX8QXP mek board
From: Frank Li <Frank.Li@nxp.com>
Date: 2025-01-28 21:16:26
Also in:
imx, linux-devicetree, lkml
Subsystem:
arm/freescale imx / mxc arm architecture, the rest · Maintainers:
Frank Li, Sascha Hauer, Linus Torvalds
Add PCIe EP overlay file for i.MX8QXP mek board to let PCI work as endpoint mode. Signed-off-by: Frank Li <Frank.Li@nxp.com> --- arch/arm64/boot/dts/freescale/Makefile | 4 ++++ .../dts/freescale/imx8qxp-mek-pcie-ep.dtso | 22 +++++++++++++++++++ 2 files changed, 26 insertions(+) create mode 100644 arch/arm64/boot/dts/freescale/imx8qxp-mek-pcie-ep.dtso
diff --git a/arch/arm64/boot/dts/freescale/Makefile b/arch/arm64/boot/dts/freescale/Makefile
index 839432153cc7a..9bd32ec898c25 100644
--- a/arch/arm64/boot/dts/freescale/Makefile
+++ b/arch/arm64/boot/dts/freescale/Makefile@@ -267,6 +267,10 @@ dtb-$(CONFIG_ARCH_MXC) += imx8qxp-colibri-eval-v3.dtb dtb-$(CONFIG_ARCH_MXC) += imx8qxp-colibri-iris.dtb dtb-$(CONFIG_ARCH_MXC) += imx8qxp-colibri-iris-v2.dtb dtb-$(CONFIG_ARCH_MXC) += imx8qxp-mek.dtb + +imx8qxp-mek-pcie-ep-dtbs += imx8qxp-mek.dtb imx8qxp-mek-pcie-ep.dtbo +dtb-$(CONFIG_ARCH_MXC) += imx8qxp-mek-pcie-ep.dtb + dtb-$(CONFIG_ARCH_MXC) += imx8qxp-tqma8xqp-mba8xx.dtb dtb-$(CONFIG_ARCH_MXC) += imx8ulp-evk.dtb dtb-$(CONFIG_ARCH_MXC) += imx93-9x9-qsb.dtb
diff --git a/arch/arm64/boot/dts/freescale/imx8qxp-mek-pcie-ep.dtso b/arch/arm64/boot/dts/freescale/imx8qxp-mek-pcie-ep.dtso
new file mode 100644
index 0000000000000..4f562eb5c5b1d
--- /dev/null
+++ b/arch/arm64/boot/dts/freescale/imx8qxp-mek-pcie-ep.dtso@@ -0,0 +1,22 @@ +// SPDX-License-Identifier: (GPL-2.0+ OR MIT) +/* + * Copyright 2025 NXP + */ + +#include <dt-bindings/phy/phy.h> + +/dts-v1/; +/plugin/; + +&pcieb { + status = "disabled"; +}; + +&pcieb_ep { + phys = <&hsio_phy 0 PHY_TYPE_PCIE 0>; + phy-names = "pcie-phy"; + pinctrl-0 = <&pinctrl_pcieb>; + pinctrl-names = "default"; + vpcie-supply = <®_pcieb>; + status = "okay"; +};
--
2.34.1