diff options
author | Fabrice Gasnier <fabrice.gasnier@st.com> | 2017-08-28 13:04:10 +0300 |
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committer | Lee Jones <lee.jones@linaro.org> | 2017-09-04 16:49:18 +0300 |
commit | 5dae3c90fe76f18815945177498e680e711a4347 (patch) | |
tree | cfa111a6217aa02f620759aa9a865a914524eddb /Documentation/devicetree/bindings/iio | |
parent | efd11ad164bf78c2ac1d9d8c27257bbdba494388 (diff) | |
download | linux-5dae3c90fe76f18815945177498e680e711a4347.tar.xz |
dt-bindings: iio: Add STM32 LPTimer trigger binding
Add documentation for STMicroelectronics STM32 Low-Power Timer Trigger
binding.
Signed-off-by: Fabrice Gasnier <fabrice.gasnier@st.com>
Acked-by: Jonathan Cameron <jic23@kernel.org>
Acked-by: Rob Herring <robh@kernel.org>
Signed-off-by: Lee Jones <lee.jones@linaro.org>
Diffstat (limited to 'Documentation/devicetree/bindings/iio')
-rw-r--r-- | Documentation/devicetree/bindings/iio/timer/stm32-lptimer-trigger.txt | 23 |
1 files changed, 23 insertions, 0 deletions
diff --git a/Documentation/devicetree/bindings/iio/timer/stm32-lptimer-trigger.txt b/Documentation/devicetree/bindings/iio/timer/stm32-lptimer-trigger.txt new file mode 100644 index 000000000000..85e6806b17d7 --- /dev/null +++ b/Documentation/devicetree/bindings/iio/timer/stm32-lptimer-trigger.txt @@ -0,0 +1,23 @@ +STMicroelectronics STM32 Low-Power Timer Trigger + +STM32 Low-Power Timer provides trigger source (LPTIM output) that can be used +by STM32 internal ADC and/or DAC. + +Must be a sub-node of an STM32 Low-Power Timer device tree node. +See ../mfd/stm32-lptimer.txt for details about the parent node. + +Required properties: +- compatible: Must be "st,stm32-lptimer-trigger". +- reg: Identify trigger hardware block. Must be 0, 1 or 2 + respectively for lptimer1, lptimer2 or lptimer3 + trigger output. + +Example: + timer@40002400 { + compatible = "st,stm32-lptimer"; + ... + trigger@0 { + compatible = "st,stm32-lptimer-trigger"; + reg = <0>; + }; + }; |