summaryrefslogtreecommitdiff
path: root/Documentation/devicetree/bindings/nvmem
diff options
context:
space:
mode:
Diffstat (limited to 'Documentation/devicetree/bindings/nvmem')
-rw-r--r--Documentation/devicetree/bindings/nvmem/apple,spmi-nvmem.yaml54
-rw-r--r--Documentation/devicetree/bindings/nvmem/maxim,max77759-nvmem.yaml32
2 files changed, 86 insertions, 0 deletions
diff --git a/Documentation/devicetree/bindings/nvmem/apple,spmi-nvmem.yaml b/Documentation/devicetree/bindings/nvmem/apple,spmi-nvmem.yaml
new file mode 100644
index 000000000000..80b5a6cdcec9
--- /dev/null
+++ b/Documentation/devicetree/bindings/nvmem/apple,spmi-nvmem.yaml
@@ -0,0 +1,54 @@
+# 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:
+ - $ref: nvmem.yaml#
+
+properties:
+ compatible:
+ items:
+ - enum:
+ - apple,maverick-pmic
+ - apple,sera-pmic
+ - apple,stowe-pmic
+ - const: apple,spmi-nvmem
+
+ reg:
+ maxItems: 1
+
+required:
+ - compatible
+ - reg
+
+unevaluatedProperties: false
+
+examples:
+ - |
+ #include <dt-bindings/spmi/spmi.h>
+
+ pmic@f {
+ compatible = "apple,maverick-pmic", "apple,spmi-nvmem";
+ reg = <0xf SPMI_USID>;
+
+ nvmem-layout {
+ compatible = "fixed-layout";
+ #address-cells = <1>;
+ #size-cells = <1>;
+
+ boot_stage: boot-stage@6001 {
+ reg = <0x6001 0x1>;
+ };
+ };
+ };
+
+...
diff --git a/Documentation/devicetree/bindings/nvmem/maxim,max77759-nvmem.yaml b/Documentation/devicetree/bindings/nvmem/maxim,max77759-nvmem.yaml
new file mode 100644
index 000000000000..1e3bd4433007
--- /dev/null
+++ b/Documentation/devicetree/bindings/nvmem/maxim,max77759-nvmem.yaml
@@ -0,0 +1,32 @@
+# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
+%YAML 1.2
+---
+$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@linaro.org>
+
+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