ASoC: stm32: i2s: add power management

Add suspend and resume sleep callbacks,
to support system low power modes.

Signed-off-by: Olivier Moysan <olivier.moysan@st.com>
Signed-off-by: Mark Brown <broonie@kernel.org>
This commit is contained in:
Olivier Moysan 2019-02-08 11:49:53 +01:00 • committed by Mark Brown
commit 307cce4a00
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