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authorDaniel Baumann <daniel.baumann@progress-linux.org>2024-04-11 08:27:49 +0000
committerDaniel Baumann <daniel.baumann@progress-linux.org>2024-04-11 08:27:49 +0000
commitace9429bb58fd418f0c81d4c2835699bddf6bde6 (patch)
treeb2d64bc10158fdd5497876388cd68142ca374ed3 /Documentation/ABI/testing/sysfs-bus-iio-adc-stm32
parentInitial commit. (diff)
downloadlinux-ace9429bb58fd418f0c81d4c2835699bddf6bde6.tar.xz
linux-ace9429bb58fd418f0c81d4c2835699bddf6bde6.zip
Adding upstream version 6.6.15.upstream/6.6.15
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
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+What: /sys/bus/iio/devices/triggerX/trigger_polarity
+KernelVersion: 4.11
+Contact: fabrice.gasnier@st.com
+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
+KernelVersion: 4.11
+Contact: fabrice.gasnier@st.com
+Description:
+ List all available trigger_polarity settings.