apple,pmgr.yaml

  1# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
  2%YAML 1.2
  3---
  4$id: http://devicetree.org/schemas/arm/apple/apple,pmgr.yaml#
  5$schema: http://devicetree.org/meta-schemas/core.yaml#
  6
  7title: Apple SoC Power Manager (PMGR)
  8
  9maintainers:
 10  - Hector Martin <marcan@marcan.st>
 11
 12description: |
 13  Apple SoCs include PMGR blocks responsible for power management,
 14  which can control various clocks, resets, power states, and
 15  performance features. This node represents the PMGR as a syscon,
 16  with sub-nodes representing individual features.
 17
 18properties:
 19  $nodename:
 20    pattern: "^power-management@[0-9a-f]+$"
 21
 22  compatible:
 23    oneOf:
 24      - items:
 25          - enum:
 26              # Do not add additional SoC to this list.
 27              - apple,s5l8960x-pmgr
 28              - apple,t7000-pmgr
 29              - apple,s8000-pmgr
 30              - apple,t8010-pmgr
 31              - apple,t8015-pmgr
 32              - apple,t8103-pmgr
 33              - apple,t8112-pmgr
 34              - apple,t6000-pmgr
 35          - const: apple,pmgr
 36          - const: syscon
 37          - const: simple-mfd
 38      - items:
 39          - const: apple,t6020-pmgr
 40          - const: apple,t8103-pmgr
 41          - const: syscon
 42          - const: simple-mfd
 43
 44  reg:
 45    maxItems: 1
 46
 47  "#address-cells":
 48    const: 1
 49
 50  "#size-cells":
 51    const: 1
 52
 53patternProperties:
 54  "power-controller@[0-9a-f]+$":
 55    description:
 56      The individual power management domains within this controller
 57    type: object
 58    $ref: /schemas/power/apple,pmgr-pwrstate.yaml#
 59
 60required:
 61  - compatible
 62  - reg
 63
 64additionalProperties: false
 65
 66examples:
 67  - |
 68    soc {
 69        #address-cells = <2>;
 70        #size-cells = <2>;
 71
 72        power-management@23b700000 {
 73            compatible = "apple,t8103-pmgr", "apple,pmgr", "syscon", "simple-mfd";
 74            #address-cells = <1>;
 75            #size-cells = <1>;
 76            reg = <0x2 0x3b700000 0x0 0x14000>;
 77
 78            ps_sio: power-controller@1c0 {
 79                compatible = "apple,t8103-pmgr-pwrstate", "apple,pmgr-pwrstate";
 80                reg = <0x1c0 8>;
 81                #power-domain-cells = <0>;
 82                #reset-cells = <0>;
 83                label = "sio";
 84                apple,always-on;
 85            };
 86
 87            ps_uart_p: power-controller@220 {
 88                compatible = "apple,t8103-pmgr-pwrstate", "apple,pmgr-pwrstate";
 89                reg = <0x220 8>;
 90                #power-domain-cells = <0>;
 91                #reset-cells = <0>;
 92                label = "uart_p";
 93                power-domains = <&ps_sio>;
 94            };
 95
 96            ps_uart0: power-controller@270 {
 97                compatible = "apple,t8103-pmgr-pwrstate", "apple,pmgr-pwrstate";
 98                reg = <0x270 8>;
 99                #power-domain-cells = <0>;
100                #reset-cells = <0>;
101                label = "uart0";
102                power-domains = <&ps_uart_p>;
103            };
104        };
105
106        power-management@23d280000 {
107            compatible = "apple,t8103-pmgr", "apple,pmgr", "syscon", "simple-mfd";
108            #address-cells = <1>;
109            #size-cells = <1>;
110            reg = <0x2 0x3d280000 0x0 0xc000>;
111
112            ps_aop_filter: power-controller@4000 {
113                compatible = "apple,t8103-pmgr-pwrstate", "apple,pmgr-pwrstate";
114                reg = <0x4000 8>;
115                #power-domain-cells = <0>;
116                #reset-cells = <0>;
117                label = "aop_filter";
118            };
119
120            ps_aop_base: power-controller@4010 {
121                compatible = "apple,t8103-pmgr-pwrstate", "apple,pmgr-pwrstate";
122                reg = <0x4010 8>;
123                #power-domain-cells = <0>;
124                #reset-cells = <0>;
125                label = "aop_base";
126                power-domains = <&ps_aop_filter>;
127            };
128
129            ps_aop_shim: power-controller@4038 {
130                compatible = "apple,t8103-pmgr-pwrstate", "apple,pmgr-pwrstate";
131                reg = <0x4038 8>;
132                #power-domain-cells = <0>;
133                #reset-cells = <0>;
134                label = "aop_shim";
135                power-domains = <&ps_aop_base>;
136            };
137
138            ps_aop_uart0: power-controller@4048 {
139                compatible = "apple,t8103-pmgr-pwrstate", "apple,pmgr-pwrstate";
140                reg = <0x4048 8>;
141                #power-domain-cells = <0>;
142                #reset-cells = <0>;
143                label = "aop_uart0";
144                power-domains = <&ps_aop_shim>;
145            };
146        };
147    };