iio: counter: stm32-lptimer: Add power management support

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Add suspend/resume PM sleep ops. When going to low power, disable
active counter. Only active counter should be resumed: don't touch
disabled counter, as it may be used by other LPTimer MFD child driver.

Signed-off-by: Fabrice Gasnier <fabrice.gasnier@st.com>
Signed-off-by: Jonathan Cameron <Jonathan.Cameron@huawei.com>

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Fabrice Gasnier 2019-02-25 11:42:47 +01:00 • committed by Jonathan Cameron

parent 74896202df

commit 6dc3e36fbc

1 changed files with 55 additions and 0 deletions

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drivers/iio/counter/stm32-lptimer-cnt.c

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