On Sat, Mar 13, 2021 at 04:04:24PM +0800, qii.wang@xxxxxxxxxxxx wrote: > From: Qii Wang <qii.wang@xxxxxxxxxxxx> > > tSU,STA/tHD,STA/tSU,STOP maybe out of spec due to device > clock-stretching or circuit loss, we could get device > clock-stretch time from dts to adjust these parameters > to meet the spec via EXT_CONF register. > > Signed-off-by: Qii Wang <qii.wang@xxxxxxxxxxxx> I tried to understand from the code what the new binding expresses, but I don't fully understand it. Is it the maximum clock stretch time? Because I cannot recall a device which always uses the same delay for clock stretching.
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