From 03c2e411827777a8c64b55ad9ee35d69e17c84ca Mon Sep 17 00:00:00 2001 From: Philippe Schenker Date: Fri, 8 Jul 2022 14:03:32 +0200 Subject: [PATCH v1 1/4] arm: dts: colibri-imx6: usb dual-role switching Introduce USBC_DET GPIO based USB dual-role aka device/host switching. While at it re-work pinmux comment adding SODIMM number to the USBC_DET entry. Signed-off-by: Philippe Schenker Signed-off-by: Marcel Ziswiler Upstream-status: Submitted [https://lore.kernel.org/all/20220920092227.286306-1-marcel@ziswiler.com/] --- arch/arm/boot/dts/imx6qdl-colibri.dtsi | 13 +++++++++++-- 1 file changed, 11 insertions(+), 2 deletions(-) diff --git a/arch/arm/boot/dts/imx6qdl-colibri.dtsi b/arch/arm/boot/dts/imx6qdl-colibri.dtsi index 023e76215064..3e98b5da0cc6 100644 --- a/arch/arm/boot/dts/imx6qdl-colibri.dtsi +++ b/arch/arm/boot/dts/imx6qdl-colibri.dtsi @@ -24,6 +24,13 @@ backlight: backlight { status = "disabled"; }; + extcon_usbc_det: usbc-det { + compatible = "linux,extcon-usb-gpio"; + id-gpio = <&gpio7 12 GPIO_ACTIVE_HIGH>; /* SODIMM 137 / USBC_DET */ + pinctrl-names = "default"; + pinctrl-0 = <&pinctrl_usbc_det>; + }; + gpio-keys { compatible = "gpio-keys"; pinctrl-names = "default"; @@ -670,9 +677,11 @@ &uart3 { status = "disabled"; }; +/* Colibri USBC */ &usbotg { disable-over-current; - dr_mode = "peripheral"; + dr_mode = "otg"; + extcon = <0>, <&extcon_usbc_det>; status = "disabled"; }; @@ -1055,7 +1064,7 @@ MX6QDL_PAD_SD4_CMD__UART3_RX_DATA 0x1b0b1 pinctrl_usbc_det: usbcdetgrp { fsl,pins = < - /* USBC_DET */ + /* SODIMM 137 / USBC_DET */ MX6QDL_PAD_GPIO_17__GPIO7_IO12 0x1b0b0 /* USBC_DET_OVERWRITE */ MX6QDL_PAD_RGMII_RXC__GPIO6_IO30 0x0f058 -- 2.36.1