xref: /linux/Documentation/devicetree/bindings/power/brcm,bcm-pmb.yaml (revision c532de5a67a70f8533d495f8f2aaa9a0491c3ad0) 
1# SPDX-License-Identifier: GPL-2.0-only OR BSD-2-Clause
2%YAML 1.2
3---
4$id: http://devicetree.org/schemas/power/brcm,bcm-pmb.yaml#
5$schema: http://devicetree.org/meta-schemas/core.yaml#
6
7title: Broadcom PMB (Power Management Bus) controller
8
9description: This document describes Broadcom's PMB controller. It supports
10  powering various types of connected devices (e.g. PCIe, USB, SATA).
11
12maintainers:
13  - Rafał Miłecki <rafal@milecki.pl>
14
15properties:
16  compatible:
17    enum:
18      - brcm,bcm4908-pmb
19      - brcm,bcm63138-pmb
20
21  reg:
22    description: register space of one or more buses
23    maxItems: 1
24
25  big-endian:
26    $ref: /schemas/types.yaml#/definitions/flag
27    description: Flag to use for block working in big endian mode.
28
29  "#power-domain-cells":
30    description: cell specifies device ID (see bcm-pmb.h)
31    const: 1
32
33required:
34  - reg
35  - "#power-domain-cells"
36
37additionalProperties: false
38
39examples:
40  - |
41    #include <dt-bindings/soc/bcm-pmb.h>
42
43    pmb: power-controller@802800e0 {
44        compatible = "brcm,bcm4908-pmb";
45        reg = <0x802800e0 0x40>;
46        #power-domain-cells = <1>;
47    };
48
49    foo {
50        power-domains = <&pmb BCM_PMB_PCIE0>;
51    };
52