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DateSun, 22 Oct 2006 11:25:03 +0200
FromPierre Ossman <>
SubjectRe: [PATCH] MMC: Select only one voltage bit in OCR response
(In case you've missed it)

Pierre Ossman wrote:
> Timo Teras wrote:>> I see. But if we do send an OCR with an unsupported bit set, the card will
>> go to inactive state and is unusable. This problem is masked on controllers
>> with only 3.3V support, but I'm working with a controller supporting several
>> different voltages.>>>> For example, I have a card giving an OCR reply of 0x0ff80080. The current
>> code will reply to this with 0x00000180 which is clearly incorrect.
>>>> Maybe something like "ocr &= 3 << bit;" would be more approriate?
>> > > Russell? Comments? Do you still have the offending card?
> 

-- 
     -- Pierre Ossman

  Linux kernel, MMC maintainer        http://www.kernel.org
  PulseAudio, core developer          http://pulseaudio.org
  rdesktop, core developer          http://www.rdesktop.org
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