regulator: da9211: Document allowed modes

This patch adds a description of how operating modes may be specified.

Signed-off-by: Anand K Mistry <amistry@google.com>
Link: https://lore.kernel.org/r/20200702131350.2.I6131e251d13f60d8c5347bb4faa9dc2364c87848@changeid
Signed-off-by: Mark Brown <broonie@kernel.org>
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Anand K Mistry 2020-07-02 13:15:23 +10:00 • committed by Mark Brown
commit 650e5adae0
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