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arm64: dts: imx8mp: Add PCIe support to DH electronics i.MX8M Plus DHCOM and PDK2

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Add PCIe support for DH electronics i.MX8M Plus DHCOM SoM on PDK2 carrier board.

Signed-off-by: Marek Vasut <marex@denx.de>
Signed-off-by: Shawn Guo <shawnguo@kernel.org>
This commit is contained in:
Marek Vasut
2023-02-17 20:24:44 +01:00
committed by Shawn Guo
parent e752a4f958
commit 2a136ee0ef
1 changed files with 14 additions and 0 deletions
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14
arch/arm64/boot/dts/freescale/imx8mp-dhcom-pdk2.dts
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@@ -151,6 +151,20 @@ &flexcan1 {
status = "okay";
};
&pcie_phy {
clock-names = "ref";
clocks = <&clk IMX8MP_SYS_PLL2_100M>;
fsl,clkreq-unsupported;
fsl,refclk-pad-mode = <IMX8_PCIE_REFCLK_PAD_UNUSED>;
status = "okay";
};
&pcie {
fsl,max-link-speed = <1>;
reset-gpio = <&gpio1 6 GPIO_ACTIVE_LOW>; /* GPIO J */
status = "okay";
};
&usb3_1 {
fsl,over-current-active-low;
};