[PATCH v4 1/2] dt-bindings: power: supply: Document Maxim MAX8971 charger

[Svyatoslav Ryhel]

Add bindings for Maxim MAX8971 charger.

Signed-off-by: Svyatoslav Ryhel <clamor95@xxxxxxxxx>
---
 .../bindings/power/supply/maxim,max8971.yaml  | 64 +++++++++++++++++++
 1 file changed, 64 insertions(+)
 create mode 100644 Documentation/devicetree/bindings/power/supply/maxim,max8971.yaml

diff --git a/Documentation/devicetree/bindings/power/supply/maxim,max8971.yaml b/Documentation/devicetree/bindings/power/supply/maxim,max8971.yaml
new file mode 100644
index 000000000000..d7b3e6ff6906
--- /dev/null
+++ b/Documentation/devicetree/bindings/power/supply/maxim,max8971.yaml
@@ -0,0 +1,64 @@
+# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
+%YAML 1.2
+---
+$id: http://devicetree.org/schemas/power/supply/maxim,max8971.yaml#
+$schema: http://devicetree.org/meta-schemas/core.yaml#
+
+title: Maxim MAX8971 IC charger
+
+maintainers:
+  - Svyatoslav Ryhel <clamor95@xxxxxxxxx>
+
+description:
+  The MAX8971 is a compact, high-frequency, high-efficiency switch-mode charger
+  for a one-cell lithium-ion (Li+) battery.
+
+allOf:
+  - $ref: power-supply.yaml#
+
+properties:
+  compatible:
+    const: maxim,max8971
+
+  reg:
+    maxItems: 1
+
+  interrupts:
+    maxItems: 1
+
+  monitored-battery: true
+
+  maxim,usb-connector:
+    description:
+      Phandle to a USB connector according to usb-connector.yaml. The connector
+      should be a child of the extcon device.
+    $ref: /schemas/types.yaml#/definitions/phandle
+
+required:
+  - compatible
+  - reg
+  - interrupts
+
+unevaluatedProperties: false
+
+examples:
+  - |
+    #include <dt-bindings/gpio/gpio.h>
+    #include <dt-bindings/interrupt-controller/irq.h>
+
+    i2c {
+        #address-cells = <1>;
+        #size-cells = <0>;
+
+        charger@35 {
+            compatible = "maxim,max8971";
+            reg = <0x35>;
+
+            interrupt-parent = <&gpio>;
+            interrupts = <74 IRQ_TYPE_LEVEL_LOW>;
+
+            monitored-battery = <&battery>;
+            maxim,usb-connector = <&usb_con>;
+        };
+    };
+...
-- 
2.43.0