On Wed, Mar 19, 2014 at 09:15:14PM +0200, Jyri Sarha wrote: > On 03/19/2014 08:51 PM, Lars-Peter Clausen wrote: > >When does this make sense? Either the bitclock is inverted for all of > >them or for none. > Definition of clock signal and it's inversion varies between chip > manufacturers and sometimes it may not be possible to get all the dai > drivers to work identically in this respect. Because of this in some cases > there may be a need to set the inversion bit only at one end of the link. No, Linux has a definition of all the clock modes which applies to all devices regardless of what the manufacturer documents in their datasheet.
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