diff options
| author | Peter Zijlstra <peterz@infradead.org> | 2020-11-26 13:16:55 +0100 |
|---|---|---|
| committer | Peter Zijlstra <peterz@infradead.org> | 2020-11-26 13:16:55 +0100 |
| commit | 20c7775aecea04d8ca322039969d49dcf568e0e9 (patch) | |
| tree | 138c057839197c9021043353e994815c0250e669 /Documentation/ABI/testing/sysfs-bus-iio-adc-stm32 | |
| parent | 306e3e91edf1c6739a55312edd110d298ff498dd (diff) | |
| parent | fa02fcd94b0c8dff6cc65714510cf25ad194b90d (diff) | |
Merge remote-tracking branch 'origin/master' into perf/core
Further perf/core patches will depend on:
d3f7b1bb2040 ("mm/gup: fix gup_fast with dynamic page table folding")
which is already in Linus' tree.
Diffstat (limited to 'Documentation/ABI/testing/sysfs-bus-iio-adc-stm32')
| -rw-r--r-- | Documentation/ABI/testing/sysfs-bus-iio-adc-stm32 | 3 |
1 files changed, 3 insertions, 0 deletions
diff --git a/Documentation/ABI/testing/sysfs-bus-iio-adc-stm32 b/Documentation/ABI/testing/sysfs-bus-iio-adc-stm32 index efe4c85e3c8b..1975c7a1af34 100644 --- a/Documentation/ABI/testing/sysfs-bus-iio-adc-stm32 +++ b/Documentation/ABI/testing/sysfs-bus-iio-adc-stm32 @@ -5,10 +5,13 @@ Description: The STM32 ADC can be configured to use external trigger sources (e.g. timers, pwm or exti gpio). Then, it can be tuned to start conversions on external trigger by either: + - "rising-edge" - "falling-edge" - "both-edges". + Reading returns current trigger polarity. + Writing value before enabling conversions sets trigger polarity. What: /sys/bus/iio/devices/triggerX/trigger_polarity_available |