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diff --git a/Documentation/devicetree/bindings/iio/adc/maxim,max11205.yaml b/Documentation/devicetree/bindings/iio/adc/maxim,max11205.yaml
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+# SPDX-License-Identifier: (GPL-2.0 OR BSD-2-Clause)
+%YAML 1.2
+---
+$id: http://devicetree.org/schemas/iio/adc/maxim,max11205.yaml#
+$schema: http://devicetree.org/meta-schemas/core.yaml#
+
+title: Maxim MAX11205 ADC
+
+maintainers:
+  - Ramona Bolboaca <ramona.bolboaca@analog.com>
+
+description: |
+  The MAX11205 is an ultra-low-power (< 300FA max active current),
+  high-resolution, serial-output ADC.
+
+  https://datasheets.maximintegrated.com/en/ds/MAX11205.pdf
+
+allOf:
+  - $ref: /schemas/spi/spi-peripheral-props.yaml#
+
+properties:
+  compatible:
+    enum:
+      - maxim,max11205a
+      - maxim,max11205b
+
+  reg:
+    maxItems: 1
+
+  interrupts:
+    maxItems: 1
+
+  spi-max-frequency:
+    maximum: 5000000
+
+  spi-cpha: true
+
+  vref-supply:
+    description:
+      The regulator supply for the ADC reference voltage. This is a differential
+      reference. It is equal to the V_REFP - V_REFN. The maximum value is 3.6V.
+
+required:
+  - compatible
+  - reg
+  - interrupts
+  - spi-max-frequency
+  - spi-cpha
+  - vref-supply
+
+unevaluatedProperties: false
+
+examples:
+  - |
+    #include <dt-bindings/interrupt-controller/irq.h>
+    spi {
+        #address-cells = <1>;
+        #size-cells = <0>;
+        adc@0 {
+            compatible = "maxim,max11205a";
+            reg = <0>;
+            spi-max-frequency = <5000000>;
+            spi-cpha;
+            interrupt-parent = <&gpio>;
+            interrupts = <19 IRQ_TYPE_EDGE_FALLING>;
+            vref-supply = <&max11205_vref>;
+        };
+    };
+...