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diff --git a/Documentation/devicetree/bindings/power/supply/power-supply.yaml b/Documentation/devicetree/bindings/power/supply/power-supply.yaml
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+++ b/Documentation/devicetree/bindings/power/supply/power-supply.yaml
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+# SPDX-License-Identifier: GPL-2.0
+%YAML 1.2
+---
+$id: "http://devicetree.org/schemas/power/supply/power-supply.yaml#"
+$schema: "http://devicetree.org/meta-schemas/core.yaml#"
+
+title: Power Supply Core Support
+
+maintainers:
+  - Sebastian Reichel <sre@kernel.org>
+
+properties:
+  power-supplies:
+    $ref: /schemas/types.yaml#/definitions/phandle-array
+    description:
+      This property is added to a supply in order to list the devices which
+      supply it power, referenced by their phandles.
+
+additionalProperties: true
+
+examples:
+  - |
+    power {
+      #address-cells = <1>;
+      #size-cells = <0>;
+
+      usb_charger:charger@e {
+        compatible = "some,usb-charger";
+        reg = <0xe>;
+      };
+
+      ac_charger:charger@c {
+        compatible = "some,ac-charger";
+        reg = <0xc>;
+      };
+
+      battery:battery@b {
+        compatible = "some,battery";
+        reg = <0xb>;
+        power-supplies = <&usb_charger>, <&ac_charger>;
+      };
+    };