From nobody Thu Nov 14 04:38:28 2024 Received: from madrid.collaboradmins.com (madrid.collaboradmins.com [46.235.227.194]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id 975FB12F583; Thu, 7 Mar 2024 11:45:37 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=46.235.227.194 ARC-Seal: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1709811939; cv=none; b=J5gKqV1iTiJ7xaW0tIbQv4ELhbyHMUodF457KlfhZAd7UaTbZPj82S1qkthkQZENzrL/nu46GK4ndGuB1pRpPOXW5VkM3qMP9E0uK6Cywza6ZCvfOP6jCTJTb9yrbAsKK0wuaCB8vb5sncWLMe9juZW5sgrNJhZSUPkc121gQAI= ARC-Message-Signature: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1709811939; c=relaxed/simple; bh=IBBs8wsWLVP6Y6LCDKxs6KnJVjZKYs0pi1oC6afZdDg=; h=From:To:Cc:Subject:Date:Message-ID:In-Reply-To:References: MIME-Version; b=opFuulVcc5egtutKPTMf3j6o40VRZB9q/AoWfrqQpc/8XAKuCUCX8j929NZ3lx9fbv4lQADEYNjsBkGZRQpCaa4+PF+cvyRVy0poROew7g166h9n9qPCYN9Q2bGX8JYmQCrmj18asfu1RY3QI6/i2REoBbCM6OIlHAAkyhiPUaw= ARC-Authentication-Results: i=1; smtp.subspace.kernel.org; dmarc=pass (p=quarantine dis=none) header.from=collabora.com; spf=pass smtp.mailfrom=collabora.com; dkim=pass (2048-bit key) header.d=collabora.com header.i=@collabora.com header.b=VMLHOpi8; arc=none smtp.client-ip=46.235.227.194 Authentication-Results: smtp.subspace.kernel.org; dmarc=pass (p=quarantine dis=none) header.from=collabora.com Authentication-Results: smtp.subspace.kernel.org; spf=pass smtp.mailfrom=collabora.com Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=collabora.com header.i=@collabora.com header.b="VMLHOpi8" DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=collabora.com; s=mail; t=1709811935; bh=IBBs8wsWLVP6Y6LCDKxs6KnJVjZKYs0pi1oC6afZdDg=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=VMLHOpi8HO3X1y/V0VmnYZCb1fHKBWd925C6HvZOlchCNfCFBPUlrK9FN1B/hv9C5 GxkdIhiBS+PepU/wyAXGdpCHre5xzD8z75CFQn6gtLOiqDe8SfbDjVUFtwLJXp7rtq zrhiSAUiQ8EdBIyhB5MJNsz4D0YCzj1V1Cc56c7Bw6uh4FD5xlOwSXRx+tNOcdhLWh YN12PusIM0Z9Vdv2xZ6hMqWnjTQqGv7qCyNo0Clt/hnNwtg2B1dEN8wYp16e1aipHy NyM+RPicXgkitW4GvB4ZJLl9pIMlw+BnYpskGTUxOO5s/T2nA8hivl0ZcdnGqT53UZ 5UOhwN3a/J+BQ== Received: from IcarusMOD.eternityproject.eu (cola.collaboradmins.com [195.201.22.229]) (using TLSv1.3 with cipher TLS_AES_256_GCM_SHA384 (256/256 bits) key-exchange X25519 server-signature RSA-PSS (4096 bits) server-digest SHA256) (No client certificate requested) (Authenticated sender: kholk11) by madrid.collaboradmins.com (Postfix) with ESMTPSA id BE55737820F5; Thu, 7 Mar 2024 11:45:33 +0000 (UTC) From: AngeloGioacchino Del Regno To: broonie@kernel.org Cc: wenst@chromium.org, lgirdwood@gmail.com, robh@kernel.org, krzysztof.kozlowski+dt@linaro.org, conor+dt@kernel.org, matthias.bgg@gmail.com, perex@perex.cz, tiwai@suse.com, trevor.wu@mediatek.com, maso.huang@mediatek.com, xiazhengqiao@huaqin.corp-partner.google.com, arnd@arndb.de, kuninori.morimoto.gx@renesas.com, shraash@google.com, amergnat@baylibre.com, nicolas.ferre@microchip.com, u.kleine-koenig@pengutronix.de, dianders@chromium.org, frank.li@vivo.com, allen-kh.cheng@mediatek.com, eugen.hristev@collabora.com, claudiu.beznea@tuxon.dev, jarkko.nikula@bitmer.com, jiaxin.yu@mediatek.com, alpernebiyasak@gmail.com, ckeepax@opensource.cirrus.com, zhourui@huaqin.corp-partner.google.com, nfraprado@collabora.com, alsa-devel@alsa-project.org, shane.chien@mediatek.com, linux-sound@vger.kernel.org, devicetree@vger.kernel.org, linux-kernel@vger.kernel.org, linux-arm-kernel@lists.infradead.org, linux-mediatek@lists.infradead.org, kernel@collabora.com, AngeloGioacchino Del Regno Subject: [PATCH v2 18/22] ASoC: dt-bindings: mt8195: Document audio-routing and dai-link subnode Date: Thu, 7 Mar 2024 12:44:41 +0100 Message-ID: <20240307114445.196981-19-angelogioacchino.delregno@collabora.com> X-Mailer: git-send-email 2.44.0 In-Reply-To: <20240307114445.196981-1-angelogioacchino.delregno@collabora.com> References: <20240307114445.196981-1-angelogioacchino.delregno@collabora.com> Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Transfer-Encoding: quoted-printable Content-Type: text/plain; charset="utf-8" Document the dai-link subnodes and the audio-routing property, allowing to describe machine specific audio hardware and links in device tree. While at it, also deprecate the old properties which were previously used with driver hardcoded configuration. Signed-off-by: AngeloGioacchino Del Regno --- .../bindings/sound/mt8195-mt6359.yaml | 115 ++++++++++++++++++ 1 file changed, 115 insertions(+) diff --git a/Documentation/devicetree/bindings/sound/mt8195-mt6359.yaml b/D= ocumentation/devicetree/bindings/sound/mt8195-mt6359.yaml index c1ddbf672ca3..dfd6e61935ab 100644 --- a/Documentation/devicetree/bindings/sound/mt8195-mt6359.yaml +++ b/Documentation/devicetree/bindings/sound/mt8195-mt6359.yaml @@ -12,6 +12,9 @@ maintainers: description: This binding describes the MT8195 sound card. =20 +allOf: + - $ref: sound-card-common.yaml# + properties: compatible: enum: @@ -23,6 +26,14 @@ properties: $ref: /schemas/types.yaml#/definitions/string description: User specified audio sound card name =20 + audio-routing: + description: + A list of the connections between audio components. Each entry is a + pair of strings, the first being the connection's sink, the second + being the connection's source. + 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 MT8195 ASoC platform. @@ -30,10 +41,12 @@ properties: mediatek,dptx-codec: $ref: /schemas/types.yaml#/definitions/phandle description: The phandle of MT8195 Display Port Tx codec node. + deprecated: true =20 mediatek,hdmi-codec: $ref: /schemas/types.yaml#/definitions/phandle description: The phandle of MT8195 HDMI codec node. + deprecated: true =20 mediatek,adsp: $ref: /schemas/types.yaml#/definitions/phandle @@ -45,20 +58,122 @@ properties: A list of the desired dai-links in the sound card. Each entry is a name defined in the machine driver. =20 +patternProperties: + ".*-dai-link$": + type: object + additionalProperties: false + description: + Container for dai-link level properties and CODEC sub-nodes. + + properties: + link-name: + description: Indicates dai-link name and PCM stream name + enum: + - 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 + + dai-format: + description: audio format + enum: [ i2s, right_j, left_j, dsp_a, dsp_b ] + + mediatek,clk-provider: + $ref: /schemas/types.yaml#/definitions/string + description: Indicates dai-link clock master. + enum: [ cpu, codec ] + + required: + - link-name + additionalProperties: false =20 required: - compatible - mediatek,platform =20 +# Disallow legacy properties if xxx-dai-link nodes are specified +if: + not: + patternProperties: + ".*-dai-link$": false +then: + properties: + mediatek,dptx-codec: false + mediatek,hdmi-codec: false + examples: - | =20 sound: mt8195-sound { compatible =3D "mediatek,mt8195_mt6359_rt1019_rt5682"; + model =3D "mt8195_r1019_5682"; mediatek,platform =3D <&afe>; pinctrl-names =3D "default"; pinctrl-0 =3D <&aud_pins_default>; + + audio-routing =3D + "Headphone", "HPOL", + "Headphone", "HPOR", + "IN1P", "Headset Mic", + "Ext Spk", "Speaker"; + + mm-dai-link { + link-name =3D "ETDM1_IN_BE"; + mediatek,clk-provider =3D "cpu"; + }; + + hs-playback-dai-link { + link-name =3D "ETDM1_OUT_BE"; + mediatek,clk-provider =3D "cpu"; + codec { + sound-dai =3D <&headset_codec>; + }; + }; + + hs-capture-dai-link { + link-name =3D "ETDM2_IN_BE"; + mediatek,clk-provider =3D "cpu"; + codec { + sound-dai =3D <&headset_codec>; + }; + }; + + spk-playback-dai-link { + link-name =3D "ETDM2_OUT_BE"; + mediatek,clk-provider =3D "cpu"; + codec { + sound-dai =3D <&spk_amplifier>; + }; + }; + + hdmi-dai-link { + link-name =3D "ETDM3_OUT_BE"; + codec { + sound-dai =3D <&hdmi_tx>; + }; + }; + + displayport-dai-link { + link-name =3D "DPTX_BE"; + codec { + sound-dai =3D <&dp_tx>; + }; + }; }; =20 ... --=20 2.44.0