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134 lines
3.9 KiB
134 lines
3.9 KiB
# 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 <[email protected]> |
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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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