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The WIFI_UART_EN signal is used to select between these > two functions. > > Configure the signal as gpio-hog and drive it high to select the UART > function by default. Add a label to override the hog in derived > device trees. gpio hog have problem about probe order, are you sure gpio device probe before pcie? I have not seen any place refer to wifi_uart_en. Frank > > Signed-off-by: Franz Schnyder > --- > arch/arm64/boot/dts/freescale/imx95-toradex-smarc.dtsi | 7 +++++++ > 1 file changed, 7 insertions(+) > > diff --git a/arch/arm64/boot/dts/freescale/imx95-toradex-smarc.dtsi b/arch/arm64/boot/dts/freescale/imx95-toradex-smarc.dtsi > index a90edefc5197..29e3f5bf867b 100644 > --- a/arch/arm64/boot/dts/freescale/imx95-toradex-smarc.dtsi > +++ b/arch/arm64/boot/dts/freescale/imx95-toradex-smarc.dtsi > @@ -451,6 +451,13 @@ som_gpio_expander_1: gpio@21 { > "", > "", > "SMARC_SDIO_WP"; > + > + wifi_uart_en: wifi-uart-en-hog { > + gpio-hog; > + gpios = <12 GPIO_ACTIVE_HIGH>; > + line-name = "WIFI_UART_EN"; > + output-high; > + }; > }; > > embedded-controller@28 { > -- > 2.43.0 >