xref: /freebsd/sys/contrib/device-tree/Bindings/nvmem/qcom,spmi-sdam.yaml (revision d0b2dbfa0ecf2bbc9709efc5e20baf8e4b44bbbf)
1# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
2%YAML 1.2
3---
4$id: http://devicetree.org/schemas/nvmem/qcom,spmi-sdam.yaml#
5$schema: http://devicetree.org/meta-schemas/core.yaml#
6
7title: Qualcomm Technologies, Inc. SPMI SDAM
8
9maintainers:
10  - Shyam Kumar Thella <sthella@codeaurora.org>
11
12description: |
13  The SDAM provides scratch register space for the PMIC clients. This
14  memory can be used by software to store information or communicate
15  to/from the PBUS.
16
17allOf:
18  - $ref: nvmem.yaml#
19
20properties:
21  compatible:
22    enum:
23      - qcom,spmi-sdam
24
25  reg:
26    maxItems: 1
27
28  "#address-cells":
29    const: 1
30
31  "#size-cells":
32    const: 1
33
34  ranges: true
35
36required:
37  - compatible
38  - reg
39  - ranges
40
41unevaluatedProperties: false
42
43examples:
44  - |
45    pmic {
46        #address-cells = <1>;
47        #size-cells = <0>;
48
49        sdam_1: nvram@b000 {
50            compatible = "qcom,spmi-sdam";
51            reg = <0xb000>;
52            #address-cells = <1>;
53            #size-cells = <1>;
54            ranges = <0 0xb000 0x100>;
55
56            /* Data cells */
57            restart_reason: restart@50 {
58                reg = <0x50 0x1>;
59                bits = <6 2>;
60            };
61        };
62    };
63...
64