ASoC: mediatek: Add support for MT8188 SoC (8dc08c82) · Commits · EulixOS / Software / Kernel

Documentation/devicetree/bindings/sound/mediatek,mt8188-afe.yaml

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		# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
		%YAML 1.2
		---
		$id: http://devicetree.org/schemas/sound/mediatek,mt8188-afe.yaml#
		$schema: http://devicetree.org/meta-schemas/core.yaml#

		title: MediaTek AFE PCM controller for mt8188

		maintainers:
		- Trevor Wu <trevor.wu@mediatek.com>

		properties:
		compatible:
		const: mediatek,mt8188-afe

		reg:
		maxItems: 1

		interrupts:
		maxItems: 1

		resets:
		maxItems: 1

		reset-names:
		const: audiosys

		mediatek,topckgen:
		$ref: /schemas/types.yaml#/definitions/phandle
		description: The phandle of the mediatek topckgen controller

		power-domains:
		maxItems: 1

		clocks:
		items:
		- description: 26M clock
		- description: audio pll1 clock
		- description: audio pll2 clock
		- description: clock divider for i2si1_mck
		- description: clock divider for i2si2_mck
		- description: clock divider for i2so1_mck
		- description: clock divider for i2so2_mck
		- description: clock divider for dptx_mck
		- description: a1sys hoping clock
		- description: audio intbus clock
		- description: audio hires clock
		- description: audio local bus clock
		- description: mux for dptx_mck
		- description: mux for i2so1_mck
		- description: mux for i2so2_mck
		- description: mux for i2si1_mck
		- description: mux for i2si2_mck
		- description: audio 26m clock

		clock-names:
		items:
		- const: clk26m
		- const: apll1
		- const: apll2
		- const: apll12_div0
		- const: apll12_div1
		- const: apll12_div2
		- const: apll12_div3
		- const: apll12_div9
		- const: a1sys_hp_sel
		- const: aud_intbus_sel
		- const: audio_h_sel
		- const: audio_local_bus_sel
		- const: dptx_m_sel
		- const: i2so1_m_sel
		- const: i2so2_m_sel
		- const: i2si1_m_sel
		- const: i2si2_m_sel
		- const: adsp_audio_26m

		mediatek,etdm-in1-cowork-source:
		$ref: /schemas/types.yaml#/definitions/uint32
		description:
		etdm modules can share the same external clock pin. Specify
		which etdm clock source is required by this etdm in module.
		enum:
		- 1 # etdm2_in
		- 2 # etdm1_out
		- 3 # etdm2_out

		mediatek,etdm-in2-cowork-source:
		$ref: /schemas/types.yaml#/definitions/uint32
		description:
		etdm modules can share the same external clock pin. Specify
		which etdm clock source is required by this etdm in module.
		enum:
		- 0 # etdm1_in
		- 2 # etdm1_out
		- 3 # etdm2_out

		mediatek,etdm-out1-cowork-source:
		$ref: /schemas/types.yaml#/definitions/uint32
		description:
		etdm modules can share the same external clock pin. Specify
		which etdm clock source is required by this etdm out module.
		enum:
		- 0 # etdm1_in
		- 1 # etdm2_in
		- 3 # etdm2_out

		mediatek,etdm-out2-cowork-source:
		$ref: /schemas/types.yaml#/definitions/uint32
		description:
		etdm modules can share the same external clock pin. Specify
		which etdm clock source is required by this etdm out module.
		enum:
		- 0 # etdm1_in
		- 1 # etdm2_in
		- 2 # etdm1_out

		patternProperties:
		"^mediatek,etdm-in[1-2]-chn-disabled$":
		$ref: /schemas/types.yaml#/definitions/uint8-array
		minItems: 1
		maxItems: 16
		description:
		This is a list of channel IDs which should be disabled.
		By default, all data received from ETDM pins will be outputed to
		memory. etdm in supports disable_out in direct mode(w/o interconn),
		so user can disable the specified channels by the property.
		uniqueItems: true
		items:
		minimum: 0
		maximum: 15

		"^mediatek,etdm-in[1-2]-multi-pin-mode$":
		type: boolean
		description: if present, the etdm data mode is I2S.

		"^mediatek,etdm-out[1-3]-multi-pin-mode$":
		type: boolean
		description: if present, the etdm data mode is I2S.

		required:
		- compatible
		- reg
		- interrupts
		- resets
		- reset-names
		- mediatek,topckgen
		- power-domains
		- clocks
		- clock-names

		additionalProperties: false

		examples:
		- \|
		#include <dt-bindings/interrupt-controller/arm-gic.h>
		#include <dt-bindings/interrupt-controller/irq.h>

		afe@10b10000 {
		compatible = "mediatek,mt8188-afe";
		reg = <0x10b10000 0x10000>;
		interrupts = <GIC_SPI 822 IRQ_TYPE_LEVEL_HIGH 0>;
		resets = <&watchdog 14>;
		reset-names = "audiosys";
		mediatek,topckgen = <&topckgen>;
		power-domains = <&spm 13>; //MT8188_POWER_DOMAIN_AUDIO
		mediatek,etdm-in2-cowork-source = <2>;
		mediatek,etdm-out2-cowork-source = <0>;
		mediatek,etdm-in1-multi-pin-mode;
		mediatek,etdm-in1-chn-disabled = /bits/ 8 <0x0 0x2>;
		clocks = <&clk26m>,
		<&apmixedsys 9>, //CLK_APMIXED_APLL1
		<&apmixedsys 10>, //CLK_APMIXED_APLL2
		<&topckgen 186>, //CLK_TOP_APLL12_CK_DIV0
		<&topckgen 187>, //CLK_TOP_APLL12_CK_DIV1
		<&topckgen 188>, //CLK_TOP_APLL12_CK_DIV2
		<&topckgen 189>, //CLK_TOP_APLL12_CK_DIV3
		<&topckgen 191>, //CLK_TOP_APLL12_CK_DIV9
		<&topckgen 83>, //CLK_TOP_A1SYS_HP
		<&topckgen 31>, //CLK_TOP_AUD_INTBUS
		<&topckgen 32>, //CLK_TOP_AUDIO_H
		<&topckgen 69>, //CLK_TOP_AUDIO_LOCAL_BUS
		<&topckgen 81>, //CLK_TOP_DPTX
		<&topckgen 77>, //CLK_TOP_I2SO1
		<&topckgen 78>, //CLK_TOP_I2SO2
		<&topckgen 79>, //CLK_TOP_I2SI1
		<&topckgen 80>, //CLK_TOP_I2SI2
		<&adsp_audio26m 0>; //CLK_AUDIODSP_AUDIO26M
		clock-names = "clk26m",
		"apll1",
		"apll2",
		"apll12_div0",
		"apll12_div1",
		"apll12_div2",
		"apll12_div3",
		"apll12_div9",
		"a1sys_hp_sel",
		"aud_intbus_sel",
		"audio_h_sel",
		"audio_local_bus_sel",
		"dptx_m_sel",
		"i2so1_m_sel",
		"i2so2_m_sel",
		"i2si1_m_sel",
		"i2si2_m_sel",
		"adsp_audio_26m";
		};

		...

Documentation/devicetree/bindings/sound/mediatek,mt8188-mt6359.yaml

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		# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
		%YAML 1.2
		---
		$id: http://devicetree.org/schemas/sound/mediatek,mt8188-mt6359.yaml#
		$schema: http://devicetree.org/meta-schemas/core.yaml#

		title: MediaTek MT8188 ASoC sound card

		maintainers:
		- Trevor Wu <trevor.wu@mediatek.com>

		properties:
		compatible:
		const: mediatek,mt8188-mt6359-evb

		model:
		$ref: /schemas/types.yaml#/definitions/string
		description: User specified audio sound card name

		audio-routing:
		$ref: /schemas/types.yaml#/definitions/non-unique-string-array
		description:
		A list of the connections between audio components. Each entry is a
		sink/source pair of strings. Valid names could be the input or output
		widgets of audio components, power supplies, MicBias of codec and the
		software switch.

		mediatek,platform:
		$ref: /schemas/types.yaml#/definitions/phandle
		description: The phandle of MT8188 ASoC platform.

		patternProperties:
		"^dai-link-[0-9]+$":
		type: object
		description:
		Container for dai-link level properties and CODEC sub-nodes.

		properties:
		link-name:
		description:
		This property corresponds to the name of the BE dai-link to which
		we are going to update parameters in this node.
		items:
		enum:
		- ADDA_BE
		- DPTX_BE
		- ETDM1_IN_BE
		- ETDM2_IN_BE
		- ETDM1_OUT_BE
		- ETDM2_OUT_BE
		- ETDM3_OUT_BE
		- PCM1_BE

		codec:
		description: Holds subnode which indicates codec dai.
		type: object
		additionalProperties: false
		properties:
		sound-dai:
		minItems: 1
		maxItems: 2
		required:
		- sound-dai

		additionalProperties: false

		required:
		- link-name
		- codec

		additionalProperties: false

		required:
		- compatible
		- mediatek,platform

		examples:
		- \|
		sound {
		compatible = "mediatek,mt8188-mt6359-evb";
		mediatek,platform = <&afe>;
		pinctrl-names = "default";
		pinctrl-0 = <&aud_pins_default>;
		audio-routing =
		"Headphone", "Headphone L",
		"Headphone", "Headphone R",
		"AIN1", "Headset Mic";
		dai-link-0 {
		link-name = "ETDM3_OUT_BE";

		codec {
		sound-dai = <&hdmi0>;
		};
		};
		};

		...

sound/soc/mediatek/Kconfig

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		@@ -208,6 +208,29 @@ config SND_SOC_MTK_BTCVSD
		Select Y if you have such device.
		If unsure select "N".

		config SND_SOC_MT8188
		tristate "ASoC support for MediaTek MT8188 chip"
		depends on ARCH_MEDIATEK \|\| COMPILE_TEST
		depends on COMMON_CLK
		select SND_SOC_MEDIATEK
		select MFD_SYSCON if SND_SOC_MT6359
		help
		This adds ASoC platform driver support for MediaTek MT8188 chip
		that can be used with other codecs.
		Select Y if you have such device.
		If unsure select "N".

		config SND_SOC_MT8188_MT6359
		tristate "ASoC Audio driver for MT8188 with MT6359 and I2S codecs"
		depends on SND_SOC_MT8188 && MTK_PMIC_WRAP
		select SND_SOC_MT6359
		select SND_SOC_HDMI_CODEC
		help
		This adds support for ASoC machine driver for MediaTek MT8188
		boards with the MT6359 and other I2S audio codecs.
		Select Y if you have such device.
		If unsure select "N".

		config SND_SOC_MT8192
		tristate "ASoC support for Mediatek MT8192 chip"
		depends on ARCH_MEDIATEK

sound/soc/mediatek/Makefile

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		@@ -5,5 +5,6 @@ obj-$(CONFIG_SND_SOC_MT6797) += mt6797/
		obj-$(CONFIG_SND_SOC_MT8173) += mt8173/
		obj-$(CONFIG_SND_SOC_MT8183) += mt8183/
		obj-$(CONFIG_SND_SOC_MT8186) += mt8186/
		obj-$(CONFIG_SND_SOC_MT8188) += mt8188/
		obj-$(CONFIG_SND_SOC_MT8192) += mt8192/
		obj-$(CONFIG_SND_SOC_MT8195) += mt8195/

sound/soc/mediatek/common/Makefile

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		# SPDX-License-Identifier: GPL-2.0
		# platform driver
		snd-soc-mtk-common-objs := mtk-afe-platform-driver.o mtk-afe-fe-dai.o mtk-dsp-sof-common.o
		snd-soc-mtk-common-objs := mtk-afe-platform-driver.o mtk-afe-fe-dai.o mtk-dsp-sof-common.o mtk-soundcard-driver.o
		obj-$(CONFIG_SND_SOC_MEDIATEK) += snd-soc-mtk-common.o

		obj-$(CONFIG_SND_SOC_MTK_BTCVSD) += mtk-btcvsd.o