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Subject[PATCH v2 2/7] dt-bindings: iio: stm32-adc: add nvmem support for vrefint internal channel
Date
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>
Acked-by: Rob Herring <robh@kernel.org>
---
.../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 1c13921b0556..6a5d0181e784 100644
--- a/Documentation/devicetree/bindings/iio/adc/st,stm32-adc.yaml
+++ b/Documentation/devicetree/bindings/iio/adc/st,stm32-adc.yaml
@@ -301,6 +301,14 @@ patternProperties:
$ref: /schemas/types.yaml#/definitions/uint32-array
deprecated: true

+ 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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