Ah, sorry, I thought this one was ready as well. Please let me know if you think sth needs to be changed, we'll do a follow up then
Wojtek śr., 8 gru 2021 o 11:33 Emmanuel Vadot <m...@bidouilliste.com> napisał(a): > On Wed, 8 Dec 2021 10:21:34 GMT > Wojciech Macek <w...@freebsd.org> wrote: > > > The branch main has been updated by wma: > > > > URL: > https://cgit.FreeBSD.org/src/commit/?id=de9c000cedfe77c6da4929178fee571b1fd0cc80 > > > > commit de9c000cedfe77c6da4929178fee571b1fd0cc80 > > Author: Hubert Mazur <h...@semihalf.com> > > AuthorDate: 2021-11-03 09:38:05 +0000 > > Commit: Wojciech Macek <w...@freebsd.org> > > CommitDate: 2021-12-08 10:21:02 +0000 > > > > sdhci_fsl_fdt: Add support for HS200/HS400 modes > > > > The controller requires some custom logic to perform MMC tuning > > and to later switch to HS400 mode. Implement it supplying mmcbr_tune > > and sdhci_set_uhs_timing devmethods respectivly. Since the latter > > is called unconditionally when the ios is updated we need to keep > > track of the tuning state in sc and execute the HS400 switch logic > > only when required. > > > > Two HS200/HS400 related errata were implemented. > > 1. In HS400 modes the clock divisors are limited to 4, 8, 12. > > Apply it by falling back to the closes, higher divider when > needed. > > 2. Hardware tuning procedure can sometimes fails. If that is the case > > fallback to the software tuning. > > > > Reviewed by: manu, mw > > I did not review that one, it's way larger than the other ones so I > wanted to have a look later. > > > Obtained from: Semihalf > > Sponsored by: Alstom Group > > Differential revision: https://reviews.freebsd.org/D33320 > > > -- > Emmanuel Vadot <m...@bidouilliste.com> <m...@freebsd.org> >
