From nobody Sun Feb 8 17:22:39 2026 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 vger.kernel.org (vger.kernel.org [23.128.96.18]) by smtp.lore.kernel.org (Postfix) with ESMTP id 71A8DC6FD1C for ; Fri, 24 Mar 2023 11:09:59 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S231719AbjCXLJ6 (ORCPT ); Fri, 24 Mar 2023 07:09:58 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:58768 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S231691AbjCXLJ4 (ORCPT ); Fri, 24 Mar 2023 07:09:56 -0400 Received: from n169-110.mail.139.com (n169-110.mail.139.com [120.232.169.110]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id A7A3515C8B for ; Fri, 24 Mar 2023 04:09:46 -0700 (PDT) X-RM-TagInfo: emlType=0 X-RM-SPAM: X-RM-SPAM-FLAG: 00000000 Received: from localhost.localdomain (unknown[183.194.156.192]) by rmsmtp-lg-appmail-02-12080 (RichMail) with SMTP id 2f30641d84ef540-0404b; Fri, 24 Mar 2023 19:09:36 +0800 (CST) X-RM-TRANSID: 2f30641d84ef540-0404b From: Shenghao Ding <13916275206@139.com> To: robh+dt@kernel.org, krzysztof.kozlowski+dt@linaro.org, broonie@kernel.org, lgirdwood@gmail.com Cc: kevin-lu@ti.com, shenghao-ding@ti.com, alsa-devel@alsa-project.org, devicetree@vger.kernel.org, linux-kernel@vger.kernel.org, x1077012@ti.com, peeyush@ti.com, navada@ti.com, Shenghao Ding <13916275206@139.com> Subject: [PATCH v6] ASoC: dt-bindings: Add tas2781 DT documenting that binding along with the driver Date: Fri, 24 Mar 2023 19:09:29 +0800 Message-Id: <20230324110929.27710-1-13916275206@139.com> X-Mailer: git-send-email 2.34.1 MIME-Version: 1.0 Content-Transfer-Encoding: quoted-printable Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Content-Type: text/plain; charset="utf-8" Create tas2781.yaml for tas2781 driver. Signed-off-by: Shenghao Ding <13916275206@139.com> --- Changes in v6: - Remove all the "|" after "description:". - Drop the reset-gpios description. - Be consistent on the I2C. Changes to be committed: new file: Documentation/devicetree/bindings/sound/ti,tas2781.yaml --- .../devicetree/bindings/sound/ti,tas2781.yaml | 84 +++++++++++++++++++ 1 file changed, 84 insertions(+) create mode 100644 Documentation/devicetree/bindings/sound/ti,tas2781.yaml diff --git a/Documentation/devicetree/bindings/sound/ti,tas2781.yaml b/Docu= mentation/devicetree/bindings/sound/ti,tas2781.yaml new file mode 100644 index 000000000000..af37595f3a6e --- /dev/null +++ b/Documentation/devicetree/bindings/sound/ti,tas2781.yaml @@ -0,0 +1,84 @@ +# 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 primary device. + + reset-gpios: + maxItems: 1 + + 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 =3D <1>; + #size-cells =3D <0>; + quad: codec@38 { + compatible =3D "ti,tas2781"; + reg =3D <0x38>; + #sound-dai-cells =3D <1>; + reset-gpios =3D < &gpio1 10 GPIO_ACTIVE_HIGH >; + interrupt-parent =3D <&gpio1>; + interrupts =3D <15>; + ti,audio-slots =3D < 0x38 /* topleft-channel */ + 0x39 /* topright-channel */ + 0x3a /* bottomleft-channel */ + 0x3b /* bottomright-channel */ + >; + ti,broadcast-addr =3D <0x40>; + }; + }; +... --=20 2.34.1