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Subject[PATCH 02/10] dt-bindings: i2c: Add documentation for ad242x i2c controllers
Date
This device must be placed as a sub-device of an AD242x MFD node.

Signed-off-by: Daniel Mack <daniel@zonque.org>
---
.../bindings/i2c/adi,ad242x-i2c.yaml | 31 +++++++++++++++++++
1 file changed, 31 insertions(+)
create mode 100644 Documentation/devicetree/bindings/i2c/adi,ad242x-i2c.yaml

diff --git a/Documentation/devicetree/bindings/i2c/adi,ad242x-i2c.yaml b/Documentation/devicetree/bindings/i2c/adi,ad242x-i2c.yaml
new file mode 100644
index 000000000000..ded92f8a791b
--- /dev/null
+++ b/Documentation/devicetree/bindings/i2c/adi,ad242x-i2c.yaml
@@ -0,0 +1,31 @@
+# SPDX-License-Identifier: (GPL-2.0 OR BSD-2-Clause)
+%YAML 1.2
+---
+$id: "http://devicetree.org/schemas/i2c/adi,ad242x-i2c.yaml#"
+$schema: "http://devicetree.org/meta-schemas/core.yaml#"
+
+title: Analog Devices AD242x I2C controller
+
+maintainers:
+ - Daniel Mack <daniel@zonque.org>
+
+allOf:
+ - $ref: /schemas/i2c/i2c-controller.yaml#
+
+description: |
+ This module is part of the AD242x MFD device. For more details and an example
+ refer to Documentation/devicetree/bindings/mfd/ad242x.yaml.
+
+properties:
+ compatible:
+ enum:
+ - adi,ad2428w-i2c
+
+ clock-frequency:
+ $ref: '/schemas/types.yaml#/definitions/uint32'
+ default: 100000
+ enum: [100000, 400000]
+ description: Specifies the I²C clock frequency in Hz.
+
+required:
+ - compatible
--
2.23.0
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