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2026-09-06 12:53:21 -06:00

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// SPDX-License-Identifier: (GPL-2.0+ OR MIT)
/*
* DT-overlay to enable the onboard PCIe x1 slot, which shares pins and the PHY
* with the USB3 host port.
* To use the PCIe slot, apply this overlay and flip the Dial_Switch_1 right
* next to the PCIe slot to low state (labeled "ON - PCIe1"). USB3 host port
* will be unusable (not even in 2.0 mode)
*/
/dts-v1/;
/plugin/;
#include <dt-bindings/pinctrl/rockchip.h>
&pcie1 {
pinctrl-0 = <&pcie1m0_pins &pcie1_rst>;
pinctrl-names = "default";
status = "okay";
};
&pinctrl {
pcie1 {
pcie1_rst: pcie1-rst {
rockchip,pins = <4 RK_PC4 RK_FUNC_GPIO &pcfg_pull_none>;
};
};
};
&usb_drd1_dwc3 {
status = "disabled";
};