iio: adc: stm32-dfsdm: move dma slave config to start routine

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Move DMA slave configuration to start routine: depending on regular or
injected mode is in use, DMA needs to read resp. RDATAR or JDATAR.
This is precursor patch to introduce injected mode (used for scan).

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

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Fabrice Gasnier 2019-03-21 17:47:25 +01:00 • committed by Jonathan Cameron

parent caf9c1e598

commit 7464850873

1 changed files with 11 additions and 20 deletions

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drivers/iio/adc/stm32-dfsdm-adc.c

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