Add device tree bindings for the ADA4250 driver.
Signed-off-by: Antoniu Miclaus <antoniu.miclaus@xxxxxxxxxx>
Reviewed-by: Krzysztof Kozlowski <krzysztof.kozlowski@xxxxxxxxxxxxx>
---
changes in v6:
- add space before `{` in the amplifier node example
.../bindings/iio/amplifiers/adi,ada4250.yaml | 50 +++++++++++++++++++
1 file changed, 50 insertions(+)
create mode 100644 Documentation/devicetree/bindings/iio/amplifiers/adi,ada4250.yaml
diff --git a/Documentation/devicetree/bindings/iio/amplifiers/adi,ada4250.yaml b/Documentation/devicetree/bindings/iio/amplifiers/adi,ada4250.yaml
new file mode 100644
index 000000000000..5277479be382
--- /dev/null
+++ b/Documentation/devicetree/bindings/iio/amplifiers/adi,ada4250.yaml
@@ -0,0 +1,50 @@
+# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
+%YAML 1.2
+---
+$id: http://devicetree.org/schemas/iio/amplifiers/adi,ada4250.yaml#
+$schema: http://devicetree.org/meta-schemas/core.yaml#
+
+title: ADA4250 Programmable Gain Instrumentation Amplifier
+
+maintainers:
+ - Antoniu Miclaus <antoniu.miclaus@xxxxxxxxxx>
+
+description: |
+ Precision Low Power, 110kHz, 26uA, Programmable Gain Instrumentation Amplifier.
+
+properties:
+ compatible:
+ enum:
+ - adi,ada4250
+
+ reg:
+ maxItems: 1
+
+ avdd-supply: true
+
+ adi,refbuf-enable:
+ description:
+ Enable internal buffer to drive the reference pin.
+ type: boolean
+
+ spi-max-frequency: true
+
+required:
+ - compatible
+ - reg
+ - avdd-supply
+
+additionalProperties: false
+
+examples:
+ - |
+ spi {
+ #address-cells = <1>;
+ #size-cells = <0>;
+ amplifier@0 {
+ compatible = "adi,ada4250";
+ reg = <0>;
+ avdd-supply = <&avdd>;
+ };
+ };
+...
--
2.35.1
