From patchwork Sat May 27 22:36:32 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: 686387 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 9B602C77B7E for ; Sat, 27 May 2023 22:39:10 +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 B8D62846; Sun, 28 May 2023 00:38:17 +0200 (CEST) DKIM-Filter: OpenDKIM Filter v2.11.0 alsa0.perex.cz B8D62846 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=alsa-project.org; s=default; t=1685227147; bh=H7Xek0Ehe6Hzhxy8b5t0CSfdI/nCzZzLG0RSbpNedC8=; h=From:To:Cc:Subject:Date:List-Id:List-Archive:List-Help:List-Owner: List-Post:List-Subscribe:List-Unsubscribe:From; b=IZn5MNlbpT6MRoluxQsXxEVa66uDG6/RVJ8j7fYCac+GY4n6MT4zBDiMtKO9oeRi/ 0b0iJRTWirzAWidpwG4rp9E9eym4V/7IDsmuplg5nMwKeqmYp0NvWZBaUzy4d/XKQn x3OPwlWi/JSc48HhP0GOYQUaAwJkUDA3w13nREUk= Received: by alsa1.perex.cz (Postfix, from userid 50401) id 989C2F805AA; Sun, 28 May 2023 00:36:56 +0200 (CEST) Received: from mailman-core.alsa-project.org (mailman-core.alsa-project.org [10.254.200.10]) by alsa1.perex.cz (Postfix) with ESMTP id 19859F8059F; Sun, 28 May 2023 00:36:56 +0200 (CEST) Received: by alsa1.perex.cz (Postfix, from userid 50401) id 2A5F7F8053D; Sun, 28 May 2023 00:36:50 +0200 (CEST) Received: from n169-111.mail.139.com (n169-111.mail.139.com [120.232.169.111]) (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 87446F80149 for ; Sun, 28 May 2023 00:36:44 +0200 (CEST) DKIM-Filter: OpenDKIM Filter v2.11.0 alsa1.perex.cz 87446F80149 X-RM-TagInfo: emlType=0 X-RM-SPAM: X-RM-SPAM-FLAG: 00000000 Received: from localhost.localdomain (unknown[183.238.123.190]) by rmsmtp-lg-appmail-18-12021 (RichMail) with SMTP id 2ef5647285f4565-be684; Sun, 28 May 2023 06:36:39 +0800 (CST) X-RM-TRANSID: 2ef5647285f4565-be684 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, tiwai@suse.de, Shenghao Ding <13916275206@139.com> Subject: [PATCH v4 6/6] ASoC: dt-bindings: Add tas2781 amplifier Date: Sun, 28 May 2023 06:36:32 +0800 Message-Id: <20230527223632.11781-1-13916275206@139.com> X-Mailer: git-send-email 2.34.1 MIME-Version: 1.0 Message-ID-Hash: QXASNQHWDGU7BPOHN77WT3UCJF6EQM3N X-Message-ID-Hash: QXASNQHWDGU7BPOHN77WT3UCJF6EQM3N X-MailFrom: 13916275206@139.com X-Mailman-Rule-Misses: dmarc-mitigation; no-senders; approved; emergency; loop; banned-address; member-moderation; header-match-alsa-devel.alsa-project.org-0; header-match-alsa-devel.alsa-project.org-1; nonmember-moderation; administrivia; implicit-dest; max-recipients; max-size; news-moderation; no-subject; digests; suspicious-header X-Mailman-Version: 3.3.8 Precedence: list List-Id: "Alsa-devel mailing list for ALSA developers - http://www.alsa-project.org" Archived-At: List-Archive: List-Help: List-Owner: List-Post: List-Subscribe: List-Unsubscribe: Create tas2781.yaml for tas2781 driver. Signed-off-by: Shenghao Ding <13916275206@139.com> --- Changes in v4: - remove '\t' in the file Changes to be committed: new file: Documentation/devicetree/bindings/sound/ti,tas2781.yaml --- .../devicetree/bindings/sound/ti,tas2781.yaml | 88 +++++++++++++++++++ 1 file changed, 88 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..b3dcd7b18f5d --- /dev/null +++ b/Documentation/devicetree/bindings/sound/ti,tas2781.yaml @@ -0,0 +1,88 @@ +# 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. + +allOf: + - $ref: dai-common.yaml# + +properties: + '#address-cells': + const: 1 + '#size-cells': + const: 0 + + compatible: + enum: + - ti,tas2781 + + reg: + description: + I2C address, in multiple tas2781s case, all the i2c address + aggreate as one Audio Device to support multiple audio slots. + maxItems: 4 + items: + minimum: 0x38 + maximum: 0x3f + + reset-gpios: + maxItems: 1 + + interrupts: + maxItems: 1 + + 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 or remove this item to + disable broadcast mode. + + '#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 /* Audio slot 0 */ + 0x3a /* Audio slot 1 */ + 0x39 /* Audio slot 2 */ + 0x3b /* Audio slot 3 */ + >; + #sound-dai-cells = <1>; + reset-gpios = < &gpio1 10 GPIO_ACTIVE_HIGH >; + interrupt-parent = <&gpio1>; + interrupts = <15>; + /* Generic I2C addr among all the tas2781s for i2c data broadcast */ + ti,broadcast-addr = <0x40>; + }; + }; +...