> > &iomuxc { > > imx6x-sdb { > > + pinctrl-names = "default"; > > + pinctrl-0 = <&pinctrl_hog>; > > Instead of adding a hog group, please add the headphone detect GPIO under > the audmux group like you did in the imx6sl-evk patch. > I didn't put headphone detect GPIO in audmux group in imx6sl-evk patch, Still in hog group. And I think headphone detect GPIO is not belong to audmux group, it should Be in hog group. Best regards Wang shengjiu