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android_kernel_samsung_sm87…/bindings/power/renesas,apmu.yaml
Melody Olvera 6f18ce8026 dt-bindings: Add devicetree bindings
Add snapshot of device tree bindings from keystone common kernel, branch
"android-mainline-keystone-qcom-release" at c4c12103f9c0 ("Snap for 9228065
from e32903b9a63bb558df8b803b076619c53c16baad to
android-mainline-keystone-qcom-release").

Change-Id: I7682079615cbd9f29340a5c1f2a1d84ec441a1f1
Signed-off-by: Melody Olvera <quic_molvera@quicinc.com>
2023-04-03 15:40:37 -07:00

60 lines
1.6 KiB
YAML

# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
%YAML 1.2
---
$id: http://devicetree.org/schemas/power/renesas,apmu.yaml#
$schema: http://devicetree.org/meta-schemas/core.yaml#
title: Renesas Advanced Power Management Unit
maintainers:
- Geert Uytterhoeven <geert+renesas@glider.be>
- Magnus Damm <magnus.damm@gmail.com>
description:
Renesas R-Car Gen2 and RZ/G1 SoCs utilize one or more APMU hardware units for
CPU core power domain control including SMP boot and CPU Hotplug.
properties:
compatible:
items:
- enum:
- renesas,r8a7742-apmu # RZ/G1H
- renesas,r8a7743-apmu # RZ/G1M
- renesas,r8a7744-apmu # RZ/G1N
- renesas,r8a7745-apmu # RZ/G1E
- renesas,r8a77470-apmu # RZ/G1C
- renesas,r8a7790-apmu # R-Car H2
- renesas,r8a7791-apmu # R-Car M2-W
- renesas,r8a7792-apmu # R-Car V2H
- renesas,r8a7793-apmu # R-Car M2-N
- renesas,r8a7794-apmu # R-Car E2
- const: renesas,apmu
reg:
maxItems: 1
cpus:
$ref: /schemas/types.yaml#/definitions/phandle-array
items:
minItems: 1
maxItems: 4
description: |
Array of phandles pointing to CPU cores, which should match the order of
CPU cores used by the WUPCR and PSTR registers in the Advanced Power
Management Unit section of the device's datasheet.
required:
- compatible
- reg
- cpus
additionalProperties: false
examples:
- |
apmu@e6152000 {
compatible = "renesas,r8a7791-apmu", "renesas,apmu";
reg = <0xe6152000 0x188>;
cpus = <&cpu0>, <&cpu1>;
};