[PATCH 3/6] dt-bindings: nvmem: add max77759 binding

[André Draszik <andre.draszik@xxxxxxxxxx>]

Add the DT binding document for the NVMEM module of the Maxim MAX77759.

Signed-off-by: André Draszik <andre.draszik@xxxxxxxxxx>
---
 .../bindings/nvmem/maxim,max77759-nvmem.yaml       | 50 ++++++++++++++++++++++
 1 file changed, 50 insertions(+)

diff --git a/Documentation/devicetree/bindings/nvmem/maxim,max77759-nvmem.yaml b/Documentation/devicetree/bindings/nvmem/maxim,max77759-nvmem.yaml
new file mode 100644
index 000000000000..d3b7430ef551
--- /dev/null
+++ b/Documentation/devicetree/bindings/nvmem/maxim,max77759-nvmem.yaml
@@ -0,0 +1,50 @@
+# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
+%YAML 1.2
+---
+$id: http://devicetree.org/schemas/nvmem/maxim,max77759-nvmem.yaml#
+$schema: http://devicetree.org/meta-schemas/core.yaml#
+
+title: Maxim Integrated MAX77759 Non Volatile Memory
+
+maintainers:
+  - André Draszik <andre.draszik@xxxxxxxxxx>
+
+description: |
+  This module is part of the MAX77759 PMIC. For additional information, see
+  Documentation/devicetree/bindings/mfd/maxim,max77759.yaml.
+
+  The MAX77759 is a PMIC integrating, amongst others, Non Volatile Memory
+  (NVMEM) with 30 bytes of storage which can be used by software to store
+  information or communicate with a boot loader.
+
+properties:
+  compatible:
+    const: maxim,max77759-nvmem
+
+  wp-gpios: false
+
+required:
+  - compatible
+
+allOf:
+  - $ref: nvmem.yaml#
+
+unevaluatedProperties: false
+
+examples:
+  - |
+    nvmem {
+        compatible = "maxim,max77759-nvmem";
+        #address-cells = <1>;
+        #size-cells = <1>;
+
+        nvmem-layout {
+            compatible = "fixed-layout";
+            #address-cells = <1>;
+            #size-cells = <1>;
+
+            rsoc@a {
+                reg = <0xa 2>;
+            };
+        };
+    };

-- 
2.48.1.658.g4767266eb4-goog