dt-bindings: hwmon: pmbus: adp1050: add bindings

Add dt-bindings for adp1050 digital controller for isolated power supply
with pmbus interface voltage, current and temperature monitor.

Signed-off-by: Radu Sabau <radu.sabau@analog.com>
Reviewed-by: Rob Herring <robh@kernel.org>
Link: https://lore.kernel.org/r/20240321142201.10330-1-radu.sabau@analog.com
Signed-off-by: Guenter Roeck <linux@roeck-us.net>

Author: RaduSabau1

Documentation/devicetree/bindings/hwmon/pmbus/adi,adp1050.yaml

@@ -0,0 +1,49 @@
+# SPDX-License-Identifier: (GPL-2.0 OR BSD-2-Clause)
+%YAML 1.2
+---
+$id: http://devicetree.org/schemas/hwmon/pmbus/adi,adp1050.yaml#
+$schema: http://devicetree.org/meta-schemas/core.yaml#
+
+title: Analog Devices ADP1050 digital controller with PMBus interface
+
+maintainers:
+  - Radu Sabau <radu.sabau@analog.com>
+
+description: |
+   The ADP1050 is used to monitor system voltages, currents and temperatures.
+   Through the PMBus interface, the ADP1050 targets isolated power supplies
+   and has four individual monitors for input/output voltage, input current
+   and temperature.
+   Datasheet:
+     https://www.analog.com/en/products/adp1050.html
+
+properties:
+  compatible:
+    const: adi,adp1050
+
+  reg:
+    maxItems: 1
+
+  vcc-supply: true
+
+required:
+  - compatible
+  - reg
+  - vcc-supply
+
+additionalProperties: false
+
+examples:
+  - |
+    i2c {
+        #address-cells = <1>;
+        #size-cells = <0>;
+        clock-frequency = <100000>;
+
+        hwmon@70 {
+            compatible = "adi,adp1050";
+            reg = <0x70>;
+            vcc-supply = <&vcc>;
+        };
+    };
+...

MAINTAINERS

@@ -479,6 +479,13 @@ L:	linux-wireless@vger.kernel.org
 S:	Orphan
 F:	drivers/net/wireless/admtek/adm8211.*
 
+ADP1050 HARDWARE MONITOR DRIVER
+M:	Radu Sabau <radu.sabau@analog.com>
+L:	linux-hwmon@vger.kernel.org
+S:	Supported
+W:	https://ez.analog.com/linux-software-drivers
+F:	Dcumentation/devicetree/bindings/hwmon/pmbus/adi,adp1050.yaml
+
 ADP1653 FLASH CONTROLLER DRIVER
 M:	Sakari Ailus <sakari.ailus@iki.fi>
 L:	linux-media@vger.kernel.org