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[2403:580a:80ed:0:4835:5a07:49e7:f115]) by smtp.gmail.com with ESMTPSA id d9443c01a7336-20d1804b2e4sm26319645ad.182.2024.10.16.03.42.05 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Wed, 16 Oct 2024 03:42:10 -0700 (PDT) From: James Calligeros Date: Wed, 16 Oct 2024 20:41:00 +1000 Subject: [PATCH 1/3] dt-bindings: sound: Add CS42L84 codec Precedence: bulk X-Mailing-List: linux-sound@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Message-Id: <20241016-cs42l84-v1-1-8d7e9d437d2d@gmail.com> References: <20241016-cs42l84-v1-0-8d7e9d437d2d@gmail.com> In-Reply-To: <20241016-cs42l84-v1-0-8d7e9d437d2d@gmail.com> To: =?utf-8?q?Martin_Povi=C5=A1er?= , James Calligeros , David Rhodes , Richard Fitzgerald , Liam Girdwood , Mark Brown , Rob Herring , Krzysztof Kozlowski , Conor Dooley , Jaroslav Kysela , Takashi Iwai Cc: asahi@lists.linux.dev, linux-sound@vger.kernel.org, patches@opensource.cirrus.com, devicetree@vger.kernel.org, linux-kernel@vger.kernel.org X-Mailer: b4 0.14.2 X-Developer-Signature: v=1; a=openpgp-sha256; l=3030; i=jcalligeros99@gmail.com; h=from:subject:message-id; bh=JkQ/4zpAYjuUTa+FzkoroKSF3ka6mM4DeIsa/iLWu70=; b=owGbwMvMwCV2xczoYuD3ygTG02pJDOn8M8rYe28kbym9PnNJ8d6eE3yp2b+up0nbrTaa4brDM 7pqRrVcRykLgxgXg6yYIsuGJiGP2UZsN/tFKvfCzGFlAhnCwMUpABOJqWb4X2mpPpkp32a2R9oi udSVZmXhd37Jla8qkP/BG3ZyzhEZbkaGZ3cjknYfmH3ZPkz8x4NTV2JLj09+LnHnMl83z6dwy2c lbAA= X-Developer-Key: i=jcalligeros99@gmail.com; a=openpgp; fpr=B08212489B3206D98F1479BDD43632D151F77960 From: Martin Povišer CS42L84 is a headphone jack codec made by Cirrus Logic and seen in Apple computer models starting with 2021 Macbook Pros. It is not a publicly documented part. To a degree the part is similar to the public CS42L42. (The L84 superseded L83 seen in earlier Apple models, and the L83 was pretty much the same as L42.) Signed-off-by: Martin Povišer Signed-off-by: James Calligeros --- Documentation/devicetree/bindings/sound/cirrus,cs42l84.yaml | 60 ++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++ MAINTAINERS | 1 + 2 files changed, 61 insertions(+) diff --git a/Documentation/devicetree/bindings/sound/cirrus,cs42l84.yaml b/Documentation/devicetree/bindings/sound/cirrus,cs42l84.yaml new file mode 100644 index 0000000000000000000000000000000000000000..12bc6dbeeddfaccf9dd00deb2676deac25f28c9e --- /dev/null +++ b/Documentation/devicetree/bindings/sound/cirrus,cs42l84.yaml @@ -0,0 +1,60 @@ +# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause) +%YAML 1.2 +--- +$id: http://devicetree.org/schemas/sound/cirrus,cs42l84.yaml# +$schema: http://devicetree.org/meta-schemas/core.yaml# + +title: Cirrus Logic CS42L84 audio CODEC + +maintainers: + - povik+lin@cutebit.org + +description: + The CS42L84 is a headphone jack codec made by Cirrus Logic and embedded + in personal computers sold by Apple. It was first seen in 2021 Macbook Pro + models. + + It has stereo DAC for playback, mono ADC for capture, and is somewhat + similar to CS42L42 but with a different regmap. + +properties: + compatible: + enum: + - cirrus,cs42l84 + + reg: + description: + I2C address of the device + maxItems: 1 + + reset-gpios: + description: + Reset pin, asserted to reset the device, deasserted to bring + the device online + maxItems: 1 + + interrupts: + description: + Interrupt for the IRQ output line of the device + maxItems: 1 + +required: + - compatible + - reg + +additionalProperties: false + +examples: + - | + i2c { + #address-cells = <1>; + #size-cells = <0>; + + jack_codec: codec@4b { + compatible = "cirrus,cs42l84"; + reg = <0x4b>; + reset-gpios = <&pinctrl_nub 4 GPIO_ACTIVE_LOW>; + interrupts-extended = <&pinctrl_ap 180 IRQ_TYPE_LEVEL_LOW>; + #sound-dai-cells = <0>; + }; + }; diff --git a/MAINTAINERS b/MAINTAINERS index c1a2c296446c0724a0c6e70c845e5e5e1e693fd5..f5f85714dc4e8ca9c60b3f6963b2cec1ea33fdd0 100644 --- a/MAINTAINERS +++ b/MAINTAINERS @@ -2132,6 +2132,7 @@ L: asahi@lists.linux.dev L: linux-sound@vger.kernel.org S: Maintained F: Documentation/devicetree/bindings/sound/adi,ssm3515.yaml +F: Documentation/devicetree/bindings/sound/cirrus,cs42l84.yaml F: Documentation/devicetree/bindings/sound/apple,* F: sound/soc/apple/* F: sound/soc/codecs/cs42l83-i2c.c