[alsa-devel] [PATCH V2] ASoC: sgtl5000: add delay before first I2C access

Mark Brown broonie at kernel.org
Tue Feb 3 14:09:50 CET 2015


On Fri, Jan 30, 2015 at 02:07:55PM -0700, Eric Nelson wrote:
> To quote from section 1.3.1 of the data sheet:
> 	The SGTL5000 has an internal reset that is deasserted
> 	8 SYS_MCLK cycles after all power rails have been brought
> 	up. After this time, communication can start

Applied, though given the normal speeds of I2C I'm always a bit
suspicous that something like this that's messing around with
microsecond delays is actually masking something else.
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