tjh.dev
Linux kernel mirror (for testing)
git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git
kernel
os
linux
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 DT bindings
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 - $ref: "nvmem.yaml#"
19
20properties:
21 compatible:
22 enum:
23 - qcom,spmi-sdam
24
25 reg:
26 maxItems: 1
27
28 "#address-cells":
29 const: 1
30
31 "#size-cells":
32 const: 1
33
34 ranges: true
35
36required:
37 - compatible
38 - reg
39 - ranges
40
41patternProperties:
42 "^.*@[0-9a-f]+$":
43 type: object
44
45 properties:
46 reg:
47 maxItems: 1
48 description:
49 Offset and size in bytes within the storage device.
50
51 bits:
52 $ref: /schemas/types.yaml#/definitions/uint32-array
53 maxItems: 1
54 items:
55 items:
56 - minimum: 0
57 maximum: 7
58 description:
59 Offset in bit within the address range specified by reg.
60 - minimum: 1
61 description:
62 Size in bit within the address range specified by reg.
63
64 required:
65 - reg
66
67 additionalProperties: false
68
69examples:
70 - |
71 sdam_1: nvram@b000 {
72 #address-cells = <1>;
73 #size-cells = <1>;
74 compatible = "qcom,spmi-sdam";
75 reg = <0xb000 0x100>;
76 ranges = <0 0xb000 0x100>;
77
78 /* Data cells */
79 restart_reason: restart@50 {
80 reg = <0x50 0x1>;
81 bits = <6 2>;
82 };
83 };
84...