On 13/10/2023 05:24, Sandor Yu wrote: > Add a new DRM DisplayPort and HDMI bridge driver for Candence MHDP8501 > used in i.MX8MQ SOC. MHDP8501 could support HDMI or DisplayPort > standards according embedded Firmware running in the uCPU. ... > + > +static struct platform_driver cdns_mhdp8501_driver = { > + .probe = cdns_mhdp8501_probe, > + .remove = cdns_mhdp8501_remove, > + .driver = { > + .name = "cdns-mhdp8501", > + .of_match_table = cdns_mhdp8501_dt_ids, > + }, > +}; > + > +module_platform_driver(cdns_mhdp8501_driver); > + > +MODULE_AUTHOR("Sandor Yu <sandor.yu@xxxxxxx>"); > +MODULE_DESCRIPTION("Cadence MHDP8501 bridge driver"); > +MODULE_LICENSE("GPL"); > +MODULE_ALIAS("platform:cdns-mhdp8501"); You should not need MODULE_ALIAS() in normal cases. If you need it, usually it means your device ID table is wrong. This applies everywhere, to all your patches. Best regards, Krzysztof