1 files changed, 54 insertions, 0 deletions
diff --git a/Documentation/devicetree/bindings/nvmem/apple,spmi-nvmem.yaml b/Documentation/devicetree/bindings/nvmem/apple,spmi-nvmem.yaml
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+# SPDX-License-Identifier: GPL-2.0-only OR BSD-2-Clause
+%YAML 1.2
+---
+$id: http://devicetree.org/schemas/nvmem/apple,spmi-nvmem.yaml#
+$schema: http://devicetree.org/meta-schemas/core.yaml#
+
+title: Apple SPMI NVMEM
+
+description: Exports a series of SPMI registers as NVMEM cells
+
+maintainers:
+  - Sasha Finkelstein <fnkl.kernel@gmail.com>
+
+allOf:
+  - $ref: nvmem.yaml#
+
+properties:
+  compatible:
+    items:
+      - enum:
+          - apple,maverick-pmic
+          - apple,sera-pmic
+          - apple,stowe-pmic
+      - const: apple,spmi-nvmem
+
+  reg:
+    maxItems: 1
+
+required:
+  - compatible
+  - reg
+
+unevaluatedProperties: false
+
+examples:
+  - |
+    #include <dt-bindings/spmi/spmi.h>
+
+    pmic@f {
+        compatible = "apple,maverick-pmic", "apple,spmi-nvmem";
+        reg = <0xf SPMI_USID>;
+
+        nvmem-layout {
+            compatible = "fixed-layout";
+            #address-cells = <1>;
+            #size-cells = <1>;
+
+            boot_stage: boot-stage@6001 {
+                reg = <0x6001 0x1>;
+            };
+        };
+    };
+
+...