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56ea37da3b
Device stopped to tuning some channels after regmap conversion. Reason is that regmap_update_bits() works a bit differently for partially volatile registers than old homemade routine. Return back to old routine in order to fix issue. Fixes: 478932b16052f5ded74685d096ae920cd17d6424 Cc: <stable@kernel.org> # 4.2+ Reported-by: Mark Clarkstone <hello@markclarkstone.co.uk> Tested-by: Mark Clarkstone <hello@markclarkstone.co.uk> Signed-off-by: Antti Palosaari <crope@iki.fi> Signed-off-by: Mauro Carvalho Chehab <mchehab@osg.samsung.com>