linux-zen-desktop/Documentation/devicetree/bindings/arm/mstar/mstar,smpctrl.yaml

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2023-08-30 17:31:07 +02:00
# SPDX-License-Identifier: (GPL-2.0 OR BSD-2-Clause)
# Copyright 2020 thingy.jp.
%YAML 1.2
---
$id: "http://devicetree.org/schemas/arm/mstar/mstar,smpctrl.yaml#"
$schema: "http://devicetree.org/meta-schemas/core.yaml#"
title: MStar/SigmaStar Armv7 SoC SMP control registers
maintainers:
- Daniel Palmer <daniel@thingy.jp>
description: |
MStar/SigmaStar's Armv7 SoCs that have more than one processor
have a region of registers that allow setting the boot address
and a magic number that allows secondary processors to leave
the loop they are parked in by the boot ROM.
properties:
compatible:
items:
- enum:
- sstar,ssd201-smpctrl # SSD201/SSD202D
- const: mstar,smpctrl
reg:
maxItems: 1
required:
- compatible
- reg
additionalProperties: false
examples:
- |
smpctrl@204000 {
compatible = "sstar,ssd201-smpctrl", "mstar,smpctrl";
reg = <0x204000 0x200>;
};