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iio: adc: stm32-dfsdm: add PM support
authorFabrice Gasnier <fabrice.gasnier@st.com>
Mon, 25 Mar 2019 14:49:28 +0000 (15:49 +0100)
committerJonathan Cameron <Jonathan.Cameron@huawei.com>
Thu, 4 Apr 2019 19:21:12 +0000 (20:21 +0100)
commite77686eee8ed937a1047d6b8a8997046f3906a89
tree778a1127f07b5cd2d8646d64962b50c25582437ftree | snapshot
parent0d0ccaa245d81db16872f80af6d7bf96b009e26fcommit | diff
iio: adc: stm32-dfsdm: add PM support

Add PM and runtime PM support to STM32 DFSDM drivers:
- stm32-dfsdm-core: manage clocks.
- stm32-dfsdm-adc: restore channels configuration upon resume. Also stop
  restart everything in case of buffer mode.

Signed-off-by: Fabrice Gasnier <fabrice.gasnier@st.com>
Signed-off-by: Jonathan Cameron <Jonathan.Cameron@huawei.com>
drivers/iio/adc/stm32-dfsdm-adc.c diff | blob | history
drivers/iio/adc/stm32-dfsdm-core.c diff | blob | history
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