Messages in this thread | | | Date | Fri, 3 Sep 2021 12:24:03 +0100 | From | Mark Brown <> | Subject | Re: [PATCH v3 2/2] spi: cadence: add support for Cadence XSPI controller |
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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. [unhandled content-type:application/pgp-signature] | |