[PATCH 2/7] dt-bindings: iio: adc: add nvmem support for vrefint internal channel
From: Olivier Moysan <olivier.moysan@foss.st.com>
Date: 2021-09-08 15:55:34
Also in:
alsa-devel, linux-devicetree, linux-iio, lkml
Subsystem:
iio subsystem and drivers, open firmware and flattened device tree bindings, the rest · Maintainers:
Jonathan Cameron, Rob Herring, Krzysztof Kozlowski, Conor Dooley, Linus Torvalds
Add support of nvmem. This allows to retrieve calibration data from OTP for vrefint internal channel. Signed-off-by: Olivier Moysan <olivier.moysan@foss.st.com> --- .../devicetree/bindings/iio/adc/st,stm32-adc.yaml | 8 ++++++++ 1 file changed, 8 insertions(+)
diff --git a/Documentation/devicetree/bindings/iio/adc/st,stm32-adc.yaml b/Documentation/devicetree/bindings/iio/adc/st,stm32-adc.yaml
index a1f6cbe144ba..772e6cf95dc0 100644
--- a/Documentation/devicetree/bindings/iio/adc/st,stm32-adc.yaml
+++ b/Documentation/devicetree/bindings/iio/adc/st,stm32-adc.yaml@@ -298,6 +298,14 @@ patternProperties: each channel. $ref: /schemas/types.yaml#/definitions/uint32-array + nvmem-cells: + items: + - description: Phandle to the calibration vrefint data provided by otp + + nvmem-cell-names: + items: + - const: vrefint + patternProperties: "^channel@([0-9]|1[0-9])$": type: object
--
2.17.1
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