asoc: codecs: Add ep92 version read and NULL check

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Provide chipid and version info in sysfs.
Fix error handling and avoid polling when device is not present.

Change-Id: Ie31b14e494e527ede001c334e3617f16fd687a28
Signed-off-by: Ralf Herz <rherz@codeaurora.org>

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Ralf Herz

2018-10-23 16:11:49 +02:00

committed by Meng Wang

parent b9c563ff6f

commit 1efff87050

1 changed files with 248 additions and 188 deletions

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asoc/codecs/ep92/ep92.c

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