[PATCH 2/3] mmc: sdhci-iproc: Cap min clock frequency on BCM2711

Ivan T. Ivanov iivanov at suse.de
Thu Jul 29 23:44:46 PDT 2021


Hi Nicolas,

Quoting Nicolas Saenz Julienne (2021-04-07 11:44:39)
> On Tue, 2021-04-06 at 19:59 +0200, Stefan Wahren wrote:
> > Hi Nicolas,
> > 
> > Am 06.04.21 um 12:48 schrieb Nicolas Saenz Julienne:
> > > There is a known bug on BCM2711's SDHCI core integration where the
> > > controller will hang when the difference between the core clock and the
> > > bus clock is too great. Specifically this can be reproduced under the
> > > following conditions:
> > > 
> > > - No SD card plugged in, polling thread is running, probing cards at
> > >   100KHz.
> > > - BCM2711's core clock configured at 500MHz or more.
> > > 
> > > So set 200MHz as the minimum clock frequency available for that board.
> > i think it should be 200 kHz?
> 
> Of course... Sorry for that.
> 

What is the plan for this patch? 

Thanks,
Ivan



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