media: atomisp: simplify the power down/up code

Use the version from intel_atomisp2_pm.c for power up/down,
removing some code duplication and using just one kAPI call
for modifying the ISPSSPM0 register.

Signed-off-by: Mauro Carvalho Chehab <mchehab+huawei@kernel.org>
This commit is contained in:
Mauro Carvalho Chehab 2020-05-12 15:13:50 +02:00
commit 0f441fd70b