[alsa-devel] [PATCH RFC 1/1] ASoC: fsl_ssi: Make fifo watermark and maxburst settings device tree options
Timur Tabi
timur at tabi.org
Fri Jan 15 14:46:46 CET 2016
Mark Brown wrote:
>> >I admit it's a grey area, but the hardware doesn't work if you use the wrong
>> >value, and it is a fixed value per device. A p1022ds would use a different
>> >value than in in i.MX6, and once you pick a value, it's the same no matter
>> >which sample rate, buffer size, etc you choose.
> Caleb's original message suggested this was rate dependant.
Yeah, I just noticed that. In that case, I agree that a device tree
property is inappropriate, unless it's an array that contains tuples of
sample rates and watermark/maxburst settings. That would get unwieldy
very easily, though.
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