1 files changed, 89 insertions, 0 deletions
diff --git a/arch/arm64/boot/dts/freescale/imx8mn-tqma8mqnl-mba8mx-usbotg.dtso b/arch/arm64/boot/dts/freescale/imx8mn-tqma8mqnl-mba8mx-usbotg.dtso
new file mode 100644
index 000000000000..1f2a0fe70a0a
--- /dev/null
+++ b/arch/arm64/boot/dts/freescale/imx8mn-tqma8mqnl-mba8mx-usbotg.dtso
@@ -0,0 +1,89 @@
+// 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>;
+	};
+};