[PATCH 0/2] ASoC: stm32: dfsdm: change rate limits

From: Olivier Moysan
Date: Wed Oct 07 2020 - 11:36:09 EST


Widening of the supported rate range in the STM32 DFSDM driver.
The rates were previously limited to 8kHz, 16kHz and 32kHz.
Allow rate capture in the whole range 8kHz-48kHz as there is no hardware
limitation to support it.
Actual sample resolution is dependent on audio rate and DFSDM configuration.
Add a trace to allow simple check of sample resolution.

Olivier Moysan (2):
ASoC: stm32: dfsdm: change rate limits
ASoC: stm32: dfsdm: add actual resolution trace

drivers/iio/adc/stm32-dfsdm-adc.c | 4 ++++
drivers/iio/adc/stm32-dfsdm.h | 2 ++
sound/soc/stm/stm32_adfsdm.c | 8 +++-----
3 files changed, 9 insertions(+), 5 deletions(-)

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2.17.1