diff mbox series

[v3,2/7] dt-bindings: iio: stm32-adc: add nvmem support for vrefint internal channel

Message ID 20210924083410.12332-3-olivier.moysan@foss.st.com (mailing list archive)
State New, archived
Headers show
Series iio: adc: stm32-adc: add internal channels support | expand

Commit Message

Olivier Moysan Sept. 24, 2021, 8:34 a.m. UTC 
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(+)
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Patch

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