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|
# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
%YAML 1.2
---
$id: http://devicetree.org/schemas/arm/apple/apple,pmgr.yaml#
$schema: http://devicetree.org/meta-schemas/core.yaml#
title: Apple SoC Power Manager (PMGR)
maintainers:
- Hector Martin <marcan@marcan.st>
description: |
Apple SoCs include PMGR blocks responsible for power management,
which can control various clocks, resets, power states, and
performance features. This node represents the PMGR as a syscon,
with sub-nodes representing individual features.
properties:
$nodename:
pattern: "^power-management@[0-9a-f]+$"
compatible:
items:
- enum:
- apple,t8103-pmgr
- apple,t6000-pmgr
- const: apple,pmgr
- const: syscon
- const: simple-mfd
reg:
maxItems: 1
"#address-cells":
const: 1
"#size-cells":
const: 1
patternProperties:
"power-controller@[0-9a-f]+$":
description:
The individual power management domains within this controller
type: object
$ref: /power/apple,pmgr-pwrstate.yaml#
required:
- compatible
- reg
additionalProperties: false
examples:
- |
soc {
#address-cells = <2>;
#size-cells = <2>;
power-management@23b700000 {
compatible = "apple,t8103-pmgr", "apple,pmgr", "syscon", "simple-mfd";
#address-cells = <1>;
#size-cells = <1>;
reg = <0x2 0x3b700000 0x0 0x14000>;
ps_sio: power-controller@1c0 {
compatible = "apple,t8103-pmgr-pwrstate", "apple,pmgr-pwrstate";
reg = <0x1c0 8>;
#power-domain-cells = <0>;
#reset-cells = <0>;
label = "sio";
apple,always-on;
};
ps_uart_p: power-controller@220 {
compatible = "apple,t8103-pmgr-pwrstate", "apple,pmgr-pwrstate";
reg = <0x220 8>;
#power-domain-cells = <0>;
#reset-cells = <0>;
label = "uart_p";
power-domains = <&ps_sio>;
};
ps_uart0: power-controller@270 {
compatible = "apple,t8103-pmgr-pwrstate", "apple,pmgr-pwrstate";
reg = <0x270 8>;
#power-domain-cells = <0>;
#reset-cells = <0>;
label = "uart0";
power-domains = <&ps_uart_p>;
};
};
power-management@23d280000 {
compatible = "apple,t8103-pmgr", "apple,pmgr", "syscon", "simple-mfd";
#address-cells = <1>;
#size-cells = <1>;
reg = <0x2 0x3d280000 0x0 0xc000>;
ps_aop_filter: power-controller@4000 {
compatible = "apple,t8103-pmgr-pwrstate", "apple,pmgr-pwrstate";
reg = <0x4000 8>;
#power-domain-cells = <0>;
#reset-cells = <0>;
label = "aop_filter";
};
ps_aop_base: power-controller@4010 {
compatible = "apple,t8103-pmgr-pwrstate", "apple,pmgr-pwrstate";
reg = <0x4010 8>;
#power-domain-cells = <0>;
#reset-cells = <0>;
label = "aop_base";
power-domains = <&ps_aop_filter>;
};
ps_aop_shim: power-controller@4038 {
compatible = "apple,t8103-pmgr-pwrstate", "apple,pmgr-pwrstate";
reg = <0x4038 8>;
#power-domain-cells = <0>;
#reset-cells = <0>;
label = "aop_shim";
power-domains = <&ps_aop_base>;
};
ps_aop_uart0: power-controller@4048 {
compatible = "apple,t8103-pmgr-pwrstate", "apple,pmgr-pwrstate";
reg = <0x4048 8>;
#power-domain-cells = <0>;
#reset-cells = <0>;
label = "aop_uart0";
power-domains = <&ps_aop_shim>;
};
};
};
|
