lib: Add wait_for_bit
Add function to poll register waiting for specific bit(s). Similar functions are implemented in few drivers - they are almost identical and can be generalized. Signed-off-by: NMateusz Kulikowski <mateusz.kulikowski@gmail.com> Reviewed-by: NTom Rini <trini@konsulko.com>
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include/wait_bit.h
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