From patchwork Mon May 8 05:45:12 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: 1778259 Return-Path: X-Original-To: incoming-dt@patchwork.ozlabs.org Delivered-To: patchwork-incoming-dt@legolas.ozlabs.org Authentication-Results: legolas.ozlabs.org; spf=pass (sender SPF authorized) smtp.mailfrom=vger.kernel.org (client-ip=2620:137:e000::1:20; helo=out1.vger.email; envelope-from=devicetree-owner@vger.kernel.org; receiver=) Received: from out1.vger.email (out1.vger.email [IPv6:2620:137:e000::1:20]) by legolas.ozlabs.org (Postfix) with ESMTP id 4QF9Hj1wVDz20fl for ; Mon, 8 May 2023 15:45:37 +1000 (AEST) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S231784AbjEHFpc (ORCPT ); Mon, 8 May 2023 01:45:32 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:53974 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S229621AbjEHFpb (ORCPT ); Mon, 8 May 2023 01:45:31 -0400 Received: from n169-113.mail.139.com (n169-113.mail.139.com [120.232.169.113]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 99E2115EFD; Sun, 7 May 2023 22:45:27 -0700 (PDT) X-RM-TagInfo: emlType=0 X-RM-SPAM: X-RM-SPAM-FLAG: 00000000 Received: from localhost.localdomain (unknown[117.136.79.133]) by rmsmtp-lg-appmail-35-12049 (RichMail) with SMTP id 2f1164588c6d06c-34318; Mon, 08 May 2023 13:45:20 +0800 (CST) X-RM-TRANSID: 2f1164588c6d06c-34318 From: Shenghao Ding <13916275206@139.com> To: broonie@kernel.org, devicetree@vger.kernel.org, krzysztof.kozlowski+dt@linaro.org, robh+dt@kernel.org, lgirdwood@gmail.com, perex@perex.cz, pierre-louis.bossart@linux.intel.com Cc: kevin-lu@ti.com, shenghao-ding@ti.com, alsa-devel@alsa-project.org, linux-kernel@vger.kernel.org, x1077012@ti.com, peeyush@ti.com, navada@ti.com, gentuser@gmail.com, Ryan_Chu@wistron.com, Sam_Wu@wistron.com, Shenghao Ding <13916275206@139.com> Subject: [PATCH v2 2/5] ASoC: dt-bindings: Add tas2781 amplifier Date: Mon, 8 May 2023 13:45:12 +0800 Message-Id: <20230508054512.719-1-13916275206@139.com> X-Mailer: git-send-email 2.34.1 MIME-Version: 1.0 X-Spam-Status: No, score=-1.7 required=5.0 tests=BAYES_00, FREEMAIL_ENVFROM_END_DIGIT,FREEMAIL_FROM,FROM_LOCAL_DIGITS, FROM_LOCAL_HEX,RCVD_IN_MSPIKE_H2,SPF_HELO_NONE,SPF_PASS, T_SCC_BODY_TEXT_LINE autolearn=no autolearn_force=no version=3.4.6 X-Spam-Checker-Version: SpamAssassin 3.4.6 (2021-04-09) on lindbergh.monkeyblade.net Precedence: bulk List-ID: X-Mailing-List: devicetree@vger.kernel.org Create tas2781.yaml for tas2781 driver. Signed-off-by: Shenghao Ding <13916275206@139.com> --- Changes in v7: - Submit together with tas2781 codec driver code - Add more detail description for ti,audio-slots - Keep consistent for "I2C" - remove reset-gpios description - For reg, express as constraints instead - remove unnecessary '|' Changes to be committed: new file: Documentation/devicetree/bindings/sound/ti,tas2781.yaml --- .../devicetree/bindings/sound/ti,tas2781.yaml | 90 +++++++++++++++++++ 1 file changed, 90 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 000000000000..96c2584855d4 --- /dev/null +++ b/Documentation/devicetree/bindings/sound/ti,tas2781.yaml @@ -0,0 +1,90 @@ +# 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 + +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: + description: I2C address of the primary device. + items: + minimum: 0x38 + maximum: 0x3f + + reset-gpios: + maxItems: 1 + + interrupts: + maxItems: 1 + + ti,audio-slots: + description: + Multiple tas2781s aggregate as one Audio Amp to support + multiple audio slots + $ref: /schemas/types.yaml#/definitions/uint32-array + maxItems: 4 + items: + minimum: 0x38 + maximum: 0x3f + 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 /* Audio slot 0 */ + 0x3a /* Audio slot 1 */ + 0x39 /* Audio slot 2 */ + 0x3b /* Audio slot 3 */ + >; + /* Generic I2C addr among all the tas2781 for i2c data broadcast */ + ti,broadcast-addr = <0x40>; + }; + }; +...