Hi, On 19-10-21 09:21, Peng Fan wrote: > From: Peng Fan <peng.fan@xxxxxxx> > > We should not rely on U-Boot to configure the phy reset. > So introduce phy-reset-gpios property to let Linux handle phy reset > itself. > > Signed-off-by: Peng Fan <peng.fan@xxxxxxx> > --- > arch/arm64/boot/dts/freescale/imx8mm-evk.dts | 1 + > 1 file changed, 1 insertion(+) > > diff --git a/arch/arm64/boot/dts/freescale/imx8mm-evk.dts b/arch/arm64/boot/dts/freescale/imx8mm-evk.dts > index faefb7182af1..e4d66f7db09d 100644 > --- a/arch/arm64/boot/dts/freescale/imx8mm-evk.dts > +++ b/arch/arm64/boot/dts/freescale/imx8mm-evk.dts > @@ -80,6 +80,7 @@ > pinctrl-0 = <&pinctrl_fec1>; > phy-mode = "rgmii-id"; > phy-handle = <ðphy0>; > + phy-reset-gpios = <&gpio4 22 GPIO_ACTIVE_LOW>; Where is the pinctrl done? Regards, Marco > fsl,magic-packet; > status = "okay"; > > -- > 2.16.4 > > > -- Pengutronix e.K. | | Industrial Linux Solutions | http://www.pengutronix.de/ | Peiner Str. 6-8, 31137 Hildesheim, Germany | Phone: +49-5121-206917-0 | Amtsgericht Hildesheim, HRA 2686 | Fax: +49-5121-206917-5555 |