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Tue, 27 Feb 2024 01:06:44 -0800 (PST) Received: from [192.168.1.20] ([178.197.222.116]) by smtp.gmail.com with ESMTPSA id h19-20020a170906719300b00a3e92467f22sm547354ejk.163.2024.02.27.01.06.42 (version=TLS1_3 cipher=TLS_AES_128_GCM_SHA256 bits=128/128); Tue, 27 Feb 2024 01:06:44 -0800 (PST) Message-ID: <16739065-4187-4e51-b7f0-4a55de101744@linaro.org> Date: Tue, 27 Feb 2024 10:06:40 +0100 MIME-Version: 1.0 User-Agent: Mozilla Thunderbird Subject: Re: [PATCH 02/18] ASoC: dt-bindings: mediatek,mt8365-mt6357: Add audio sound card document Content-Language: en-US To: Alexandre Mergnat , Liam Girdwood , Mark Brown , Rob Herring , Krzysztof Kozlowski , Conor Dooley , Matthias Brugger , AngeloGioacchino Del Regno , Lee Jones , Flora Fu , Jaroslav Kysela , Takashi Iwai , Sumit Semwal , =?UTF-8?Q?Christian_K=C3=B6nig?= , Catalin Marinas , Will Deacon Cc: 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, linux-media@vger.kernel.org, dri-devel@lists.freedesktop.org, linaro-mm-sig@lists.linaro.org References: <20240226-audio-i350-v1-0-4fa1cea1667f@baylibre.com> <20240226-audio-i350-v1-2-4fa1cea1667f@baylibre.com> From: Krzysztof Kozlowski Autocrypt: addr=krzysztof.kozlowski@linaro.org; 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charset=UTF-8 Content-Transfer-Encoding: 7bit X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20240227_010646_510404_005F1CAF X-CRM114-Status: GOOD ( 19.88 ) X-BeenThere: linux-mediatek@lists.infradead.org X-Mailman-Version: 2.1.34 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Sender: "Linux-mediatek" Errors-To: linux-mediatek-bounces+linux-mediatek=archiver.kernel.org@lists.infradead.org On 26/02/2024 15:01, Alexandre Mergnat wrote: > Add soundcard bindings for the MT8365 SoC with the MT6357 audio codec. > > Signed-off-by: Alexandre Mergnat > --- > .../bindings/sound/mediatek,mt8365-mt6357.yaml | 127 +++++++++++++++++++++ > 1 file changed, 127 insertions(+) > > diff --git a/Documentation/devicetree/bindings/sound/mediatek,mt8365-mt6357.yaml b/Documentation/devicetree/bindings/sound/mediatek,mt8365-mt6357.yaml > new file mode 100644 > index 000000000000..f469611ec6b6 > --- /dev/null > +++ b/Documentation/devicetree/bindings/sound/mediatek,mt8365-mt6357.yaml > @@ -0,0 +1,127 @@ > +# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause) > +%YAML 1.2 > +--- > +$id: http://devicetree.org/schemas/sound/mediatek,mt8365-mt6357.yaml# > +$schema: http://devicetree.org/meta-schemas/core.yaml# > + > +title: Mediatek MT8365 sound card with MT6357 sound codec. Drop full stop. This is title. > + > +maintainers: > + - Alexandre Mergnat > + > +description: > + This binding describes the MT8365 sound card. Say something useful. There is no need to say that binding is a binding describing something. Or just drop it if this is obvious. > + > +properties: > + compatible: > + const: mediatek,mt8365-mt6357 > + > + mediatek,hp-pull-down: > + description: > + Earphone driver positive output stage short to the > + audio reference ground. > + Default value is false. That's obvious, isn't it? Drop. > + type: boolean > + > + mediatek,micbias0-microvolt: > + description: | > + Selects MIC Bias 0 output voltage. > + [1.7v, 1.8v, 1.9v, 2.0v, 2.1v, 2.5v, 2.6v, 2.7v] > + enum: [0, 1, 2, 3, 4, 5, 6, 7] 0 is 0V, not 1.7! That's total mess. You use here microvolts. Look at property name. > + > + mediatek,micbias1-microvolt: > + description: | > + Selects MIC Bias 1 output voltage. > + [1.7v, 1.8v, 1.9v, 2.0v, 2.1v, 2.5v, 2.6v, 2.7v] > + enum: [0, 1, 2, 3, 4, 5, 6, 7] > + > + mediatek,platform: > + $ref: /schemas/types.yaml#/definitions/phandle > + description: The phandle of MT8365 ASoC platform. > + > + pinctrl-names: > + minItems: 1 > + items: > + - const: aud_default Drop redundant parts. aud looks like block name. > + - const: aud_dmic > + - const: aud_miso_off > + - const: aud_miso_on > + - const: aud_mosi_off > + - const: aud_mosi_on > + > + vaud28-supply: > + description: > + 2.8 volt supply for the audio codec > + > +patternProperties: > + "^dai-link-[0-9]+$": > + type: object > + description: > + Container for dai-link level properties and CODEC sub-nodes. > + > + properties: > + codec: > + type: object > + description: Holds subnode which indicates codec dai. > + > + properties: > + sound-dai: > + maxItems: 1 > + description: phandle of the codec DAI > + > + additionalProperties: false > + > + 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: > + const: 2ND I2S BE > + > + sound-dai: > + maxItems: 1 > + description: phandle of the CPU DAI > + > + additionalProperties: false > + > + required: > + - link-name > + - sound-dai > + > +additionalProperties: false This goes after required: block. See example schema. > + > +required: > + - compatible > + - mediatek,platform > + - pinctrl-names > + - vaud28-supply > + Best regards, Krzysztof