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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>; }; |