[PATCH 2/2] dt-bindings: iio: dac: adi,ad5337: add dt-bindings

[Marcin Bis <marcin@bis-linux.com>]

Add dt-bindings for the AD5337 dual 8-bit I2C voltage-output DAC driver.

Signed-off-by: Marcin Bis <marcin@bis-linux.com>
---
 .../bindings/iio/dac/adi,ad5337.yaml          | 48 +++++++++++++++++++
 MAINTAINERS                                   |  1 +
 2 files changed, 49 insertions(+)
 create mode 100644 Documentation/devicetree/bindings/iio/dac/adi,ad5337.yaml

diff --git a/Documentation/devicetree/bindings/iio/dac/adi,ad5337.yaml b/Documentation/devicetree/bindings/iio/dac/adi,ad5337.yaml
new file mode 100644
index 000000000000..327a45ccfe4a
--- /dev/null
+++ b/Documentation/devicetree/bindings/iio/dac/adi,ad5337.yaml
@@ -0,0 +1,48 @@
+# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
+%YAML 1.2
+---
+$id: http://devicetree.org/schemas/iio/dac/adi,ad5337.yaml#
+$schema: http://devicetree.org/meta-schemas/core.yaml#
+
+title: Analog Devices AD5337 I2C DAC
+
+maintainers:
+  - Marcin Bis <marcin@bis-linux.com>
+
+description:
+  Binding for the AD5337 dual 8-bit I2C voltage-output DAC.
+  This part uses the pointer-byte protocol and is not compatible with
+  the AD5337R nanoDAC+ driver (adi,ad5337r).
+
+properties:
+  compatible:
+    const: adi,ad5337
+
+  reg:
+    maxItems: 1
+    description:
+      7-bit I2C address. 0x0c when A0 is low, 0x0d when A0 is high.
+
+  vcc-supply:
+    description: DAC reference voltage supply.
+
+required:
+  - compatible
+  - reg
+
+additionalProperties: false
+
+examples:
+  - |
+    i2c {
+      #address-cells = <1>;
+      #size-cells = <0>;
+
+      dac@0c {
+        compatible = "adi,ad5337";
+        reg = <0x0c>;
+        vcc-supply = <&dac_3v3>;
+      };
+    };
+
+...
diff --git a/MAINTAINERS b/MAINTAINERS
index 614589b6efa4..f967c18fe730 100644
--- a/MAINTAINERS
+++ b/MAINTAINERS
@@ -441,6 +441,7 @@ F:	drivers/regulator/ad5398.c
 AD5337  ANALOG DEVICES INC AD5337 DAC DRIVER
 M:	Marcin Bis <marcin@bis-linux.com>
 S:	Maintained
+F:	Documentation/devicetree/bindings/iio/dac/adi,ad5337.yaml
 F:	drivers/iio/dac/ad5337.c
 
 AD5446	ANALOG DEVICES INC AD5446 DAC DRIVER
-- 
2.43.0