* Ulf Hansson <ulf.hansson@xxxxxxxxxx> [180214 09:53]: > On 5 February 2018 at 13:50, Kishon Vijay Abraham I <kishon@xxxxxx> wrote: > > DRA74x EVM Rev H EVM comes with revision 2.0 silicon. However, earlier > > versions of EVM can come with either revision 1.1 or revision 1.0 of > > silicon. > > > > The device-tree file is written to support rev 2.0 of silicon. > > pdata-quirks are used to then override the settings needed for > > PG 1.1 silicon. > > > > PG 1.1 silicon has limitations w.r.t frequencies at which MMC1/2/3 > > can operate as well as different IOdelay numbers. > > I fail to understand the need for platform data. Why can't DT be used > for the older revisions as well? Maybe the silicon revision is not available via soc_device_match()? Regards, Tony -- To unsubscribe from this list: send the line "unsubscribe linux-mmc" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html
