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+# SPDX-License-Identifier: (GPL-2.0 OR BSD-2-Clause)
+%YAML 1.2
+---
+$id: http://devicetree.org/schemas/iio/potentiometer/microchip,mcp4531.yaml#
+$schema: http://devicetree.org/meta-schemas/core.yaml#
+
+title: Microchip mcp4531 and similar potentiometers.
+
+maintainers:
+ - Peter Rosin <peda@axentia.se>
+
+description: |
+ Family of I2C digital potentiometer
+ Datasheets at:
+ * volatile https://ww1.microchip.com/downloads/en/DeviceDoc/22096b.pdf
+ * non-volatile https://ww1.microchip.com/downloads/en/DeviceDoc/22107B.pdf
+ Part numbers as follows: mcp4ABC-XXX where
+ A = 5 (1 wiper), 6 (2 wipers)
+ B = 3 (7-bit, volatile), 4 (7-bit, non-volatile),
+ 5 (8-bit, volatile), 6 (8-bit, non-volatile),
+ C: 1 (potentiometer), 2 (rheostat)
+ XXX = 502 (5 kOhms), 103 (10 kOhms), 503 (50 kOhms), 104 (100 kOhms)
+
+properties:
+ compatible:
+ enum:
+ # Ordering reflects part number + range, so 502 < 103 etc
+ - microchip,mcp4531-502
+ - microchip,mcp4531-103
+ - microchip,mcp4531-503
+ - microchip,mcp4531-104
+ - microchip,mcp4532-502
+ - microchip,mcp4532-103
+ - microchip,mcp4532-503
+ - microchip,mcp4532-104
+ - microchip,mcp4541-502
+ - microchip,mcp4541-103
+ - microchip,mcp4541-503
+ - microchip,mcp4541-104
+ - microchip,mcp4542-502
+ - microchip,mcp4542-103
+ - microchip,mcp4542-503
+ - microchip,mcp4542-104
+ - microchip,mcp4551-502
+ - microchip,mcp4551-103
+ - microchip,mcp4551-503
+ - microchip,mcp4551-104
+ - microchip,mcp4552-502
+ - microchip,mcp4552-103
+ - microchip,mcp4552-503
+ - microchip,mcp4552-104
+ - microchip,mcp4561-502
+ - microchip,mcp4561-103
+ - microchip,mcp4561-503
+ - microchip,mcp4561-104
+ - microchip,mcp4562-502
+ - microchip,mcp4562-103
+ - microchip,mcp4562-503
+ - microchip,mcp4562-104
+ - microchip,mcp4631-502
+ - microchip,mcp4631-103
+ - microchip,mcp4631-503
+ - microchip,mcp4631-104
+ - microchip,mcp4632-502
+ - microchip,mcp4632-103
+ - microchip,mcp4632-503
+ - microchip,mcp4632-104
+ - microchip,mcp4641-502
+ - microchip,mcp4641-103
+ - microchip,mcp4641-503
+ - microchip,mcp4641-104
+ - microchip,mcp4642-502
+ - microchip,mcp4642-103
+ - microchip,mcp4642-503
+ - microchip,mcp4642-104
+ - microchip,mcp4651-502
+ - microchip,mcp4651-103
+ - microchip,mcp4651-503
+ - microchip,mcp4651-104
+ - microchip,mcp4652-502
+ - microchip,mcp4652-103
+ - microchip,mcp4652-503
+ - microchip,mcp4652-104
+ - microchip,mcp4661-502
+ - microchip,mcp4661-103
+ - microchip,mcp4661-503
+ - microchip,mcp4661-104
+ - microchip,mcp4662-502
+ - microchip,mcp4662-103
+ - microchip,mcp4662-503
+ - microchip,mcp4662-104
+
+ reg:
+ maxItems: 1
+
+ "#io-channel-cells":
+ const: 1
+
+required:
+ - compatible
+ - reg
+
+additionalProperties: false
+
+examples:
+ - |
+ i2c {
+ #address-cells = <1>;
+ #size-cells = <0>;
+ dpot: dpot@28 {
+ compatible = "microchip,mcp4651-104";
+ reg = <0x28>;
+ #io-channel-cells = <1>;
+ };
+ };
+...