On Mon, Feb 14, 2022 at 05:03:00PM +0800, 施錕鴻 wrote: > Hi, Greg > About this issue, my colleague Hammer Hsieh has explained it to > you recently in the mail of "[PATCH v7 2/2] serial: sunplus-uart: Add > Sunplus > SoC UART Driver". The ehci driver and uart one are in the same Sunplus Soc. I do not know what you are referring to, sorry. Remember we get thousands of emails a week. Please be explicit and make the code work properly for each patch you submit. thanks, greg k-h