media: video-i2c: support runtime PM

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AMG88xx has a register for setting operating mode.  This adds support
runtime PM by changing the operating mode.

The instruction for changing sleep mode to normal mode is from the
reference specifications.

https://docid81hrs3j1.cloudfront.net/medialibrary/2017/11/PANA-S-A0002141979-1.pdf

Reviewed-by: Matt Ranostay <matt.ranostay@konsulko.com>
Acked-by: Sakari Ailus <sakari.ailus@linux.intel.com>
Signed-off-by: Akinobu Mita <akinobu.mita@gmail.com>
Signed-off-by: Hans Verkuil <hverkuil-cisco@xs4all.nl>
Signed-off-by: Mauro Carvalho Chehab <mchehab+samsung@kernel.org>

...

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Akinobu Mita 2018-11-22 11:13:56 -05:00 • committed by Mauro Carvalho Chehab

parent e0fe5c7b22

commit 69d2a734c5

1 changed files with 139 additions and 2 deletions

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drivers/media/i2c/video-i2c.c

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