| # SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause) |
| %YAML 1.2 |
| --- |
| $id: http://devicetree.org/schemas/nvmem/qcom,spmi-sdam.yaml# |
| $schema: http://devicetree.org/meta-schemas/core.yaml# |
| |
| title: Qualcomm Technologies, Inc. SPMI SDAM DT bindings |
| |
| maintainers: |
| - Shyam Kumar Thella <sthella@codeaurora.org> |
| |
| description: | |
| The SDAM provides scratch register space for the PMIC clients. This |
| memory can be used by software to store information or communicate |
| to/from the PBUS. |
| |
| allOf: |
| - $ref: "nvmem.yaml#" |
| |
| properties: |
| compatible: |
| enum: |
| - qcom,spmi-sdam |
| |
| reg: |
| maxItems: 1 |
| |
| "#address-cells": |
| const: 1 |
| |
| "#size-cells": |
| const: 1 |
| |
| ranges: true |
| |
| required: |
| - compatible |
| - reg |
| - ranges |
| |
| patternProperties: |
| "^.*@[0-9a-f]+$": |
| type: object |
| |
| properties: |
| reg: |
| maxItems: 1 |
| description: |
| Offset and size in bytes within the storage device. |
| |
| bits: |
| $ref: /schemas/types.yaml#/definitions/uint32-array |
| maxItems: 1 |
| items: |
| items: |
| - minimum: 0 |
| maximum: 7 |
| description: |
| Offset in bit within the address range specified by reg. |
| - minimum: 1 |
| description: |
| Size in bit within the address range specified by reg. |
| |
| required: |
| - reg |
| |
| additionalProperties: false |
| |
| unevaluatedProperties: false |
| |
| examples: |
| - | |
| sdam_1: nvram@b000 { |
| #address-cells = <1>; |
| #size-cells = <1>; |
| compatible = "qcom,spmi-sdam"; |
| reg = <0xb000 0x100>; |
| ranges = <0 0xb000 0x100>; |
| |
| /* Data cells */ |
| restart_reason: restart@50 { |
| reg = <0x50 0x1>; |
| bits = <6 2>; |
| }; |
| }; |
| ... |
