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-rw-r--r--dts/Bindings/iio/adc/adi,ad7923.yaml4
1 files changed, 4 insertions, 0 deletions
diff --git a/dts/Bindings/iio/adc/adi,ad7923.yaml b/dts/Bindings/iio/adc/adi,ad7923.yaml
index a11b918e00..e82194974e 100644
--- a/dts/Bindings/iio/adc/adi,ad7923.yaml
+++ b/dts/Bindings/iio/adc/adi,ad7923.yaml
@@ -43,10 +43,14 @@ properties:
'#size-cells':
const: 0
+ spi-max-frequency: true
+
required:
- compatible
- reg
+additionalProperties: false
+
examples:
- |
spi {