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// SPDX-License-Identifier: (GPL-2.0-or-later OR MIT)
/*
* Copyright (c) 2022-2024 TQ-Systems GmbH <linux@ew.tq-group.com>,
* D-82229 Seefeld, Germany.
* Author: Alexander Stein
*/
/dts-v1/;
/plugin/;
#include <dt-bindings/gpio/gpio.h>
#include "imx8mn-pinfunc.h"
&{/} {
connector {
compatible = "gpio-usb-b-connector", "usb-b-connector";
type = "micro";
label = "X19";
pinctrl-names = "default";
pinctrl-0 = <&pinctrl_usb1_connector>;
id-gpios = <&gpio1 10 GPIO_ACTIVE_HIGH>;
port {
usb_dr_connector: endpoint {
remote-endpoint = <&usb1_drd_sw>;
};
};
};
};
/*
* rst_usb_hub_hog and sel_usb_hub_hog have property 'output-high',
* dt overlay don't support /delete-property/. Both 'output-low' and
* 'output-high' will be exist under hog nodes if overlay file set
* 'output-low'. Workaround is disable these hog and create new hog with
* 'output-low'.
*/
&rst_usb_hub_hog {
status = "disabled";
};
&expander0 {
rst-usb-low-hub-hog {
gpio-hog;
gpios = <13 0>;
output-low;
line-name = "RST_USB_HUB#";
};
};
&sel_usb_hub_hog {
status = "disabled";
};
&gpio2 {
sel-usb-low-hub-hog {
gpio-hog;
gpios = <1 GPIO_ACTIVE_HIGH>;
output-low;
};
};
&usbotg1 {
pinctrl-names = "default";
pinctrl-0 = <&pinctrl_usbotg>;
dr_mode = "otg";
srp-disable;
hnp-disable;
adp-disable;
power-active-high;
/delete-property/ disable-over-current;
over-current-active-low;
usb-role-switch;
status = "okay";
port {
usb1_drd_sw: endpoint {
remote-endpoint = <&usb_dr_connector>;
};
};
};
&iomuxc {
pinctrl_usb1_connector: usb1-connectorgrp {
fsl,pins = <MX8MN_IOMUXC_GPIO1_IO10_GPIO1_IO10 0x1c0>;
};
};
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