[You should always submit dt-bindings patches to Rob and to the devicetree list as indicated by checkpatch] On Thu, May 16, 2019 at 8:42 AM S.j. Wang <shengjiu.wang@xxxxxxx> wrote: > > Add reset-gpios property, which is optional. > > Signed-off-by: Shengjiu Wang <shengjiu.wang@xxxxxxx> > +Optional properties: > + > + - reset-gpios : a GPIO spec to define which pin is connected to the chip's > + !RESET pin > + > Example: > > cs42888: codec@48 { > @@ -25,4 +30,5 @@ cs42888: codec@48 { > VD-supply = <®_audio>; > VLS-supply = <®_audio>; > VLC-supply = <®_audio>; > + reset-gpios = <&pca9557_b 1 GPIO_ACTIVE_LOW>; Reviewed-by: Fabio Estevam <festevam@xxxxxxxxx>