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Groups > linux.kernel > #1581465
| From | Fabrice Gasnier <fabrice.gasnier@st.com> |
|---|---|
| Newsgroups | linux.kernel |
| Subject | [PATCH 1/2] dt-bindings: iio: stm32-adc: add option to set resolution |
| Date | 2017-02-15 18:00 +0100 |
| Message-ID | <tbb5V-2sv-41@gated-at.bofh.it> (permalink) |
| References | <tbb5V-2sv-33@gated-at.bofh.it> |
| Organization | linux.* mail to news gateway |
Add documentation for 'st,adc-res' dt optional property.
Signed-off-by: Fabrice Gasnier <fabrice.gasnier@st.com>
---
Documentation/devicetree/bindings/iio/adc/st,stm32-adc.txt | 4 ++++
1 file changed, 4 insertions(+)
diff --git a/Documentation/devicetree/bindings/iio/adc/st,stm32-adc.txt b/Documentation/devicetree/bindings/iio/adc/st,stm32-adc.txt
index 5dfc88e..45f7ff2 100644
--- a/Documentation/devicetree/bindings/iio/adc/st,stm32-adc.txt
+++ b/Documentation/devicetree/bindings/iio/adc/st,stm32-adc.txt
@@ -57,6 +57,9 @@ Optional properties:
- dmas: Phandle to dma channel for this ADC instance.
See ../../dma/dma.txt for details.
- dma-names: Must be "rx" when dmas property is being used.
+- st,adc-res: Resolution (bits) to use for conversions. Must match device
+ available resolutions (e.g. can be 6, 8, 10 or 12 on stm32f4). Default
+ is maximum resolution if unset.
Example:
adc: adc@40012000 {
@@ -84,6 +87,7 @@ Example:
st,adc-channels = <8>;
dmas = <&dma2 0 0 0x400 0x0>;
dma-names = "rx";
+ st,adc-res = <8>;
};
...
other adc child nodes follow...
--
1.9.1
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[PATCH 0/2] iio: allow to set STM32 ADC resolution Fabrice Gasnier <fabrice.gasnier@st.com> - 2017-02-15 18:00 +0100
[PATCH 1/2] dt-bindings: iio: stm32-adc: add option to set resolution Fabrice Gasnier <fabrice.gasnier@st.com> - 2017-02-15 18:00 +0100
Re: [PATCH 1/2] dt-bindings: iio: stm32-adc: add option to set resolution Jonathan Cameron <jic23@kernel.org> - 2017-02-19 13:20 +0100
Re: [PATCH 1/2] dt-bindings: iio: stm32-adc: add option to set resolution Fabrice Gasnier <fabrice.gasnier@st.com> - 2017-02-24 17:50 +0100
Re: [PATCH 1/2] dt-bindings: iio: stm32-adc: add option to set resolution Jonathan Cameron <jic23@kernel.org> - 2017-02-25 16:20 +0100
Re: [PATCH 1/2] dt-bindings: iio: stm32-adc: add option to set resolution Fabrice Gasnier <fabrice.gasnier@st.com> - 2017-02-28 09:30 +0100
Re: [PATCH 1/2] dt-bindings: iio: stm32-adc: add option to set resolution Lars-Peter Clausen <lars@metafoo.de> - 2017-02-28 10:10 +0100
Re: [PATCH 1/2] dt-bindings: iio: stm32-adc: add option to set resolution Fabrice Gasnier <fabrice.gasnier@st.com> - 2017-02-28 12:50 +0100
Re: [PATCH 1/2] dt-bindings: iio: stm32-adc: add option to set resolution Rob Herring <robh@kernel.org> - 2017-02-27 16:30 +0100
[PATCH 2/2] iio: adc: stm32: add dt option to set resolution Fabrice Gasnier <fabrice.gasnier@st.com> - 2017-02-15 18:00 +0100
Re: [PATCH 2/2] iio: adc: stm32: add dt option to set resolution Jonathan Cameron <jic23@kernel.org> - 2017-02-19 13:20 +0100
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