From patchwork Tue Jan 31 13:17:35 2023 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Shenghao Ding <13916275206@139.com> X-Patchwork-Id: 649195 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org Received: from alsa0.perex.cz (alsa0.perex.cz [77.48.224.243]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.lore.kernel.org (Postfix) with ESMTPS id 0D31FC636CD for ; Wed, 1 Feb 2023 14:54:59 +0000 (UTC) Received: from alsa1.perex.cz (alsa1.perex.cz [207.180.221.201]) (using TLSv1.2 with cipher ADH-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by alsa0.perex.cz (Postfix) with ESMTPS id 4174582B; Wed, 1 Feb 2023 15:54:07 +0100 (CET) DKIM-Filter: OpenDKIM Filter v2.11.0 alsa0.perex.cz 4174582B DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=alsa-project.org; s=default; t=1675263297; bh=0TnPpACKzeOBL1TQRgwdw57hTaDWeZHfVz0Ys6e/jhI=; h=From:To:Subject:Date:List-Id:List-Unsubscribe:List-Archive: List-Post:List-Help:List-Subscribe:Cc:From; b=gIrIFSNajhMG59wtWgu1KQHUGJcDmdqi+gphCKAh4Rrt9SdzIbV6XhEPyiR6i8k/r uumap8HuP3QNh31zbWDrY5uTgqFKtaQAky55mD/jiHiJPOuCjKLmlY8zVxJF2AYw3M aWNQrZ2yk4+d1YgT1y8MKmXkXL7itcPV0NreBLeE= Received: from alsa1.perex.cz (localhost.localdomain [127.0.0.1]) by alsa1.perex.cz (Postfix) with ESMTP id 53841F80557; Wed, 1 Feb 2023 15:52:55 +0100 (CET) Received: by alsa1.perex.cz (Postfix, from userid 50401) id 1D5C7F804C2; Tue, 31 Jan 2023 14:17:52 +0100 (CET) Received: from n169-114.mail.139.com (n169-114.mail.139.com [120.232.169.114]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by alsa1.perex.cz (Postfix) with ESMTPS id 8D360F80155 for ; Tue, 31 Jan 2023 14:17:46 +0100 (CET) DKIM-Filter: OpenDKIM Filter v2.11.0 alsa1.perex.cz 8D360F80155 X-RM-TagInfo: emlType=0 X-RM-SPAM: X-RM-SPAM-FLAG: 00000000 Received: from localhost.localdomain (unknown[39.144.43.110]) by rmsmtp-lg-appmail-38-12052 (RichMail) with SMTP id 2f1463d914f4443-3b782; Tue, 31 Jan 2023 21:17:42 +0800 (CST) X-RM-TRANSID: 2f1463d914f4443-3b782 From: Shenghao Ding <13916275206@139.com> To: robh+dt@kernel.org, krzysztof.kozlowski+dt@linaro.org, broonie@kernel.org, lgirdwood@gmail.com Subject: [PATCH v5] ASoC: dt-bindings: Add tas2781 amplifier. Date: Tue, 31 Jan 2023 21:17:35 +0800 Message-Id: <20230131131735.7118-1-13916275206@139.com> X-Mailer: git-send-email 2.34.1 MIME-Version: 1.0 X-Mailman-Approved-At: Wed, 01 Feb 2023 15:52:51 +0100 X-BeenThere: alsa-devel@alsa-project.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: "Alsa-devel mailing list for ALSA developers - http://www.alsa-project.org" List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: devicetree@vger.kernel.org, alsa-devel@alsa-project.org, linux-kernel@vger.kernel.org, shenghao-ding@ti.com, kevin-lu@ti.com, Shenghao Ding <13916275206@139.com> Errors-To: alsa-devel-bounces@alsa-project.org Sender: "Alsa-devel" Create tas2781.yaml for tas2781 driver. Signed-off-by: Shenghao Ding <13916275206@139.com> --- Changes to be committed: new file: Documentation/devicetree/bindings/sound/ti,tas2781.yaml --- .../devicetree/bindings/sound/ti,tas2781.yaml | 87 +++++++++++++++++++ 1 file changed, 87 insertions(+) create mode 100644 Documentation/devicetree/bindings/sound/ti,tas2781.yaml diff --git a/Documentation/devicetree/bindings/sound/ti,tas2781.yaml b/Documentation/devicetree/bindings/sound/ti,tas2781.yaml new file mode 100644 index 000000000..9a440d29f --- /dev/null +++ b/Documentation/devicetree/bindings/sound/ti,tas2781.yaml @@ -0,0 +1,87 @@ +# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause) +# Copyright (C) 2022 - 2023 Texas Instruments Incorporated +%YAML 1.2 +--- +$id: http://devicetree.org/schemas/sound/ti,tas2781.yaml# +$schema: http://devicetree.org/meta-schemas/core.yaml# + +title: Texas Instruments TAS2781 SmartAMP + +maintainers: + - Shenghao Ding + - Kevin Lu + +description: | + The TAS2781 is a mono, digital input Class-D audio amplifier + optimized for efficiently driving high peak power into small + loudspeakers. Integrated an on-chip DSP supports Texas Instruments + Smart Amp speaker protection algorithm. The integrated speaker + voltage and current sense provides for real time + monitoring of loudspeaker behavior. + +properties: + compatible: + enum: + - ti,tas2781 + + reg: + maxItems: 1 + description: | + I2C address of the device can be in range from 0x38 to 0x40. + + reset-gpios: + maxItems: 1 + description: | + A GPIO line handling reset of the chip. As the line is active high, + it should be marked GPIO_ACTIVE_HIGH (see ../gpio/gpio.txt) + + interrupts: + maxItems: 1 + + ti,audio-slots: + $ref: /schemas/types.yaml#/definitions/uint32-array + minItems: 1 + maxItems: 4 + description: | + I2c address of the device for different audio slots, + useless in mono case. + + ti,broadcast-addr: + $ref: /schemas/types.yaml#/definitions/uint32 + description: | + Generic i2c address for all the tas2781 devices in + purpose of I2C broadcast during the multi-device + writes, useless in mono case. + + '#sound-dai-cells': + const: 1 + +required: + - compatible + - reg + +additionalProperties: false + +examples: + - | + #include + i2c { + /* example with quad support, such as tablet or pad device */ + #address-cells = <1>; + #size-cells = <0>; + quad: codec@38 { + compatible = "ti,tas2781"; + reg = <0x38>; + #sound-dai-cells = <1>; + reset-gpios = < &gpio1 10 GPIO_ACTIVE_HIGH >; + interrupt-parent = <&gpio1>; + interrupts = <15>; + ti,audio-slots = < 0x38 /* topleft-channel */ + 0x39 /* topright-channel */ + 0x3a /* bottomleft-channel */ + 0x3b /* bottomright-channel */ + >; + ti,broadcast-addr = <0x40>; + }; + }; +...