From 8a72d193cf15cf0d6936886db4b2dd75956fb4d8 Mon Sep 17 00:00:00 2001 From: Andrejs Cainikovs Date: Wed, 20 Dec 2023 11:38:11 +0100 Subject: [PATCH] colibri-imx8x: configure usb hub to bypass mode This change configures Toradex Colibri iMX8X SoM USB hub to bypass mode, and brings out of the reset state. Signed-off-by: Andrejs Cainikovs --- arch/arm/dts/fsl-imx8qxp-colibri-u-boot.dtsi | 15 +++++++++++++++ arch/arm/dts/fsl-imx8qxp-colibri.dts | 2 -- configs/colibri-imx8x_defconfig | 1 + 3 files changed, 16 insertions(+), 2 deletions(-) diff --git a/arch/arm/dts/fsl-imx8qxp-colibri-u-boot.dtsi b/arch/arm/dts/fsl-imx8qxp-colibri-u-boot.dtsi index a6af4e5e2b..6ab6b1f9ee 100644 --- a/arch/arm/dts/fsl-imx8qxp-colibri-u-boot.dtsi +++ b/arch/arm/dts/fsl-imx8qxp-colibri-u-boot.dtsi @@ -84,6 +84,21 @@ bootph-some-ram; }; +&gpio_expander_43 { + usb-bypass-n-hog { + gpio-hog; + gpios = <5 GPIO_ACTIVE_LOW>; + line-name = "usb-bypass-n"; + output-high; + }; + usb-reset-n-hog { + gpio-hog; + gpios = <4 GPIO_ACTIVE_LOW>; + line-name = "usb-reset-n"; + output-low; + }; +}; + &gpio0 { bootph-some-ram; }; diff --git a/arch/arm/dts/fsl-imx8qxp-colibri.dts b/arch/arm/dts/fsl-imx8qxp-colibri.dts index 295090ad71..b479921aff 100644 --- a/arch/arm/dts/fsl-imx8qxp-colibri.dts +++ b/arch/arm/dts/fsl-imx8qxp-colibri.dts @@ -319,8 +319,6 @@ gpio-controller; #gpio-cells = <2>; reg = <0x43>; - initial_io_dir = <0xff>; - initial_output = <0x05>; }; }; diff --git a/configs/colibri-imx8x_defconfig b/configs/colibri-imx8x_defconfig index 13c16bde3d..ce60c50958 100644 --- a/configs/colibri-imx8x_defconfig +++ b/configs/colibri-imx8x_defconfig @@ -65,6 +65,7 @@ CONFIG_BOOTCOUNT_LIMIT=y CONFIG_BOOTCOUNT_ENV=y CONFIG_CLK_IMX8=y CONFIG_CPU=y +CONFIG_GPIO_HOG=y CONFIG_FXL6408_GPIO=y CONFIG_MXC_GPIO=y CONFIG_DM_I2C=y -- 2.39.5