Hi Cai, On Mon, Aug 30, 2021 at 2:22 PM Cai Huoqing <caihuoqing@xxxxxxxxx> wrote: > +static int imx8qxp_adc_probe(struct platform_device *pdev) > +{ > + return 0; > +} This is not the correct way to split the series. Patches 1, 2, 3, and 5 could be squashed into a single patch. Thanks