On Fri, Sep 03, 2021 at 10:47:50AM +0000, Parshuram Raju Thombare wrote:

> Oh, ok.  That is done at power on reset by the controller in 2 ways.
> 1. Using device discovery module, controller try to auto detect the valid protocol
>     mode by trying to read SFDP signature in various modes.
> 2. Particular protocol mode can be selected using bootstrap signals.

> I think mode_bits need to include protocol mode which is auto detected or
> set using bootstrap signals. I will make that change in next version. 

Yes, that sounds better.  I guess at least in the case of autodetection
the mode can be overridden by software later, but that can always be
added later if someone actually needs the feature.