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