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# SPDX-License-Identifier: (GPL-2.0 OR BSD-2-Clause)
%YAML 1.2
---
$id: http://devicetree.org/schemas/dsp/mediatek,mt8186-dsp.yaml#
$schema: http://devicetree.org/meta-schemas/core.yaml#
title: MediaTek mt8186 DSP core
maintainers:
- Tinghan Shen <tinghan.shen@mediatek.com>
description: |
MediaTek mt8186 SoC contains a DSP core used for
advanced pre- and post- audio processing.
properties:
compatible:
enum:
- mediatek,mt8186-dsp
- mediatek,mt8188-dsp
reg:
items:
- description: Address and size of the DSP config registers
- description: Address and size of the DSP SRAM
- description: Address and size of the DSP secure registers
- description: Address and size of the DSP bus registers
reg-names:
items:
- const: cfg
- const: sram
- const: sec
- const: bus
clocks:
items:
- description: mux for audio dsp clock
- description: mux for audio dsp local bus
clock-names:
items:
- const: audiodsp
- const: adsp_bus
power-domains:
maxItems: 1
mboxes:
items:
- description: mailbox for receiving audio DSP requests.
- description: mailbox for transmitting requests to audio DSP.
mbox-names:
items:
- const: rx
- const: tx
memory-region:
items:
- description: dma buffer between host and DSP.
- description: DSP system memory.
required:
- compatible
- reg
- reg-names
- clocks
- clock-names
- power-domains
- mbox-names
- mboxes
additionalProperties: false
examples:
- |
#include <dt-bindings/clock/mt8186-clk.h>
dsp@10680000 {
compatible = "mediatek,mt8186-dsp";
reg = <0x10680000 0x2000>,
<0x10800000 0x100000>,
<0x1068b000 0x100>,
<0x1068f000 0x1000>;
reg-names = "cfg", "sram", "sec", "bus";
clocks = <&topckgen CLK_TOP_AUDIODSP>,
<&topckgen CLK_TOP_ADSP_BUS>;
clock-names = "audiodsp",
"adsp_bus";
power-domains = <&spm 6>;
mbox-names = "rx", "tx";
mboxes = <&adsp_mailbox0>, <&adsp_mailbox1>;
};
|
