regulator: max77857: change some variables to static

max77857_regmap_config and max77857_driver are only used
in max77857-regulator.c now, change them to static.

Fixes: af71cccade ("regulator: max77857: Add ADI MAX77857/59/MAX77831 Regulator Support")
Signed-off-by: Yang Yingliang <yangyingliang@huawei.com>
Link: https://lore.kernel.org/r/20230801130354.552243-1-yangyingliang@huawei.com
Signed-off-by: Mark Brown <broonie@kernel.org>
This commit is contained in:
Yang Yingliang 2023-08-01 21:03:54 +08:00 • committed by Mark Brown
commit 39b5ba6cb5
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