From patchwork Thu Jan 26 08:32:20 2023 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Herve Codina X-Patchwork-Id: 13116778 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 80D29C54E94 for ; Thu, 26 Jan 2023 08:35:11 +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 5EA1CE7A; Thu, 26 Jan 2023 09:34:19 +0100 (CET) DKIM-Filter: OpenDKIM Filter v2.11.0 alsa0.perex.cz 5EA1CE7A DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=alsa-project.org; s=default; t=1674722109; bh=U584AiDi+Lw4+h6dnKwneq/lAYZ3EgapOEJS+RIsjjw=; h=From:To:Subject:Date:In-Reply-To:References:List-Id: List-Unsubscribe:List-Archive:List-Post:List-Help:List-Subscribe: Cc:From; b=SBzNGQNzl3/SpVZMFuKvi0dOGe8uX01tPSTBQJQ00rXOkQhng/uCo78D5m5sDMEM1 VBRt+lus7Lyh7hh54+eB3TsOBXsqhxpjm3dYh5iZsJqnFYu3h7VnuyWuGUiB6QKam5 mmdBTcDwkoEXD3uSMaJyh/nLVuwXs3KV3fC5DCGM= Received: from alsa1.perex.cz (localhost.localdomain [127.0.0.1]) by alsa1.perex.cz (Postfix) with ESMTP id EDA6DF80568; Thu, 26 Jan 2023 09:33:09 +0100 (CET) Received: by alsa1.perex.cz (Postfix, from userid 50401) id 8535EF8055A; Thu, 26 Jan 2023 09:33:02 +0100 (CET) Received: from relay4-d.mail.gandi.net (relay4-d.mail.gandi.net [217.70.183.196]) (using TLSv1.2 with cipher ADH-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by alsa1.perex.cz (Postfix) with ESMTPS id BAB2DF80224 for ; Thu, 26 Jan 2023 09:32:52 +0100 (CET) DKIM-Filter: OpenDKIM Filter v2.11.0 alsa1.perex.cz BAB2DF80224 Authentication-Results: alsa1.perex.cz; dkim=pass (2048-bit key, unprotected) header.d=bootlin.com header.i=@bootlin.com header.a=rsa-sha256 header.s=gm1 header.b=jhed9+vA Received: (Authenticated sender: herve.codina@bootlin.com) by mail.gandi.net (Postfix) with ESMTPA id 3E801E0007; Thu, 26 Jan 2023 08:32:50 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=bootlin.com; s=gm1; t=1674721972; h=from:from:reply-to:subject:subject:date:date:message-id:message-id: to:to:cc:cc:mime-version:mime-version: content-transfer-encoding:content-transfer-encoding: in-reply-to:in-reply-to:references:references; bh=sUfaKkc5wHlUleAmuaTPrmElsyyc53vgMnbx/eft0ms=; b=jhed9+vAKKxkPN03y6HWn6E2OIIxugMfy3fb67vsFmQ3dwLCJDrpNulnx1YLf2hvWvqZmT CWOajbueraQIcP5gbyhk8oTXAyGg0hPZpCh4i5L1T96NysjIBT7mayGuDtvtZCT5Lx9Vlj F+MRWlpSrd2mOTeu8o2OJ6+J7blAOJfbskRS4r4Oik4YX/Lo6GQcGJlaKqBQtJQ1L72leP 9AOCNP14undCtCqXvnbkwfwK5pcQu/GKuw2ly3IvPq2ZteRDUyjNtK21IwIcX9dbbpSaRm gCVE5el81UDg21m/L9N0q6T/mifOBa75RGp5CP28i2Vlx9bHJKxpK9veHQ+sZQ== From: Herve Codina To: Herve Codina , Li Yang , Rob Herring , Krzysztof Kozlowski , Liam Girdwood , Mark Brown , Christophe Leroy , Michael Ellerman , Nicholas Piggin , Qiang Zhao , Jaroslav Kysela , Takashi Iwai , Shengjiu Wang , Xiubo Li , Fabio Estevam , Nicolin Chen Subject: [PATCH v4 08/10] dt-bindings: sound: Add support for QMC audio Date: Thu, 26 Jan 2023 09:32:20 +0100 Message-Id: <20230126083222.374243-9-herve.codina@bootlin.com> X-Mailer: git-send-email 2.39.0 In-Reply-To: <20230126083222.374243-1-herve.codina@bootlin.com> References: <20230126083222.374243-1-herve.codina@bootlin.com> MIME-Version: 1.0 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, Krzysztof Kozlowski , Thomas Petazzoni , linuxppc-dev@lists.ozlabs.org, linux-arm-kernel@lists.infradead.org Errors-To: alsa-devel-bounces@alsa-project.org Sender: "Alsa-devel" The QMC (QUICC mutichannel controller) is a controller present in some PowerQUICC SoC such as MPC885. The QMC audio is an ASoC component that uses the QMC controller to transfer the audio data. Signed-off-by: Herve Codina Reviewed-by: Krzysztof Kozlowski --- .../bindings/sound/fsl,qmc-audio.yaml | 117 ++++++++++++++++++ 1 file changed, 117 insertions(+) create mode 100644 Documentation/devicetree/bindings/sound/fsl,qmc-audio.yaml diff --git a/Documentation/devicetree/bindings/sound/fsl,qmc-audio.yaml b/Documentation/devicetree/bindings/sound/fsl,qmc-audio.yaml new file mode 100644 index 000000000000..ff5cd9241941 --- /dev/null +++ b/Documentation/devicetree/bindings/sound/fsl,qmc-audio.yaml @@ -0,0 +1,117 @@ +# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause) +%YAML 1.2 +--- +$id: http://devicetree.org/schemas/sound/fsl,qmc-audio.yaml# +$schema: http://devicetree.org/meta-schemas/core.yaml# + +title: QMC audio + +maintainers: + - Herve Codina + +description: | + The QMC audio is an ASoC component which uses QMC (QUICC Multichannel + Controller) channels to transfer the audio data. + It provides as many DAI as the number of QMC channel used. + +allOf: + - $ref: dai-common.yaml# + +properties: + compatible: + const: fsl,qmc-audio + + '#address-cells': + const: 1 + '#size-cells': + const: 0 + '#sound-dai-cells': + const: 1 + +patternProperties: + '^dai@([0-9]|[1-5][0-9]|6[0-3])$': + description: + A DAI managed by this controller + type: object + + properties: + reg: + minimum: 0 + maximum: 63 + description: + The DAI number + + fsl,qmc-chan: + $ref: /schemas/types.yaml#/definitions/phandle-array + items: + - items: + - description: phandle to QMC node + - description: Channel number + description: + Should be a phandle/number pair. The phandle to QMC node and the QMC + channel to use for this DAI. + + required: + - reg + - fsl,qmc-chan + +required: + - compatible + - '#address-cells' + - '#size-cells' + - '#sound-dai-cells' + +additionalProperties: false + +examples: + - | + audio_controller: audio-controller { + compatible = "fsl,qmc-audio"; + #address-cells = <1>; + #size-cells = <0>; + #sound-dai-cells = <1>; + dai@16 { + reg = <16>; + fsl,qmc-chan = <&qmc 16>; + }; + dai@17 { + reg = <17>; + fsl,qmc-chan = <&qmc 17>; + }; + }; + + sound { + compatible = "simple-audio-card"; + #address-cells = <1>; + #size-cells = <0>; + simple-audio-card,dai-link@0 { + reg = <0>; + format = "dsp_b"; + cpu { + sound-dai = <&audio_controller 16>; + }; + codec { + sound-dai = <&codec1>; + dai-tdm-slot-num = <4>; + dai-tdm-slot-width = <8>; + /* TS 3, 5, 7, 9 */ + dai-tdm-slot-tx-mask = <0 0 0 1 0 1 0 1 0 1>; + dai-tdm-slot-rx-mask = <0 0 0 1 0 1 0 1 0 1>; + }; + }; + simple-audio-card,dai-link@1 { + reg = <1>; + format = "dsp_b"; + cpu { + sound-dai = <&audio_controller 17>; + }; + codec { + sound-dai = <&codec2>; + dai-tdm-slot-num = <4>; + dai-tdm-slot-width = <8>; + /* TS 2, 4, 6, 8 */ + dai-tdm-slot-tx-mask = <0 0 1 0 1 0 1 0 1>; + dai-tdm-slot-rx-mask = <0 0 1 0 1 0 1 0 1>; + }; + }; + };