media: ov2740: only do OTP data read on demand from user

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OTP data access of ov2740 in probe need power up, it may cause
the camera flash LED blink during probe if the LED use same power
rail with camera, this patch move the OTP data access out of
probe, it will only occur on demand from user by nvmem sysfs.

Signed-off-by: Bingbu Cao <bingbu.cao@intel.com>
Signed-off-by: Qingwu Zhang <qingwu.zhang@intel.com>
Reviewed-by: Tomasz Figa <tfiga@chromium.org>
Signed-off-by: Sakari Ailus <sakari.ailus@linux.intel.com>
Signed-off-by: Mauro Carvalho Chehab <mchehab+huawei@kernel.org>

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Bingbu Cao 2020-11-13 04:06:57 +01:00 • committed by Mauro Carvalho Chehab

parent 3c80f6f81e

commit 798f1a6b0e

1 changed files with 84 additions and 32 deletions

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drivers/media/i2c/ov2740.c

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