From patchwork Fri Feb 17 14:56:43 2023 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Herve Codina X-Patchwork-Id: 13144903 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 A99C6C6379F for ; Fri, 17 Feb 2023 15:00:42 +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 7D9D3F58; Fri, 17 Feb 2023 15:59:50 +0100 (CET) DKIM-Filter: OpenDKIM Filter v2.11.0 alsa0.perex.cz 7D9D3F58 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=alsa-project.org; s=default; t=1676646040; bh=6QxZfk/1TeDHG3IJFdAa/J1He4ju0cfw9ULOHzuA6kk=; h=From:To:Subject:Date:In-Reply-To:References:CC:List-Id: List-Archive:List-Help:List-Owner:List-Post:List-Subscribe: List-Unsubscribe:From; b=XMQq0DryQk7I8Bo9+geAHcIAa+FCzx8WwsLYnCTyJI9FjHr4hGVft34z18/y2HYZ6 e5nUFFWu7nFY9JRaMRDfLp068Cdq0xqrfCru7Ll6c7qr4GOzKJA73WgYAUB4YFWeed X8DjhTmCBCaxkdeg1PXp4fszW+rpblrN4gBab9Pc= Received: from mailman-core.alsa-project.org (mailman-core.alsa-project.org [10.254.200.10]) by alsa1.perex.cz (Postfix) with ESMTP id 331E1F8057F; Fri, 17 Feb 2023 15:57:35 +0100 (CET) Received: by alsa1.perex.cz (Postfix, from userid 50401) id EB129F8056F; Fri, 17 Feb 2023 15:57:26 +0100 (CET) Received: from relay8-d.mail.gandi.net (relay8-d.mail.gandi.net [IPv6:2001:4b98:dc4:8::228]) (using TLSv1.2 with cipher ADH-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by alsa1.perex.cz (Postfix) with ESMTPS id 0825CF80544 for ; Fri, 17 Feb 2023 15:57:18 +0100 (CET) DKIM-Filter: OpenDKIM Filter v2.11.0 alsa1.perex.cz 0825CF80544 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=lKrImua2 Received: (Authenticated sender: herve.codina@bootlin.com) by mail.gandi.net (Postfix) with ESMTPA id 195AF1BF208; Fri, 17 Feb 2023 14:57:13 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=bootlin.com; s=gm1; t=1676645838; 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=Oul0jsc2DenRyA+fgPib1b2q+MbmEghK/BzvhARWAgE=; b=lKrImua2SWgv23HcLQR5QYzFefeawmB1pgc3fhepEgZ2X4ZANAzneVabHZTqdjy5LxYXYQ fnz4m4soBND1McBMowFPxo44afn2vHlkQ4IfpuZ+bnCvehUMioDXsOjew6u2TfiHj+UF3i jhLmr/wc8HfYS/frBd/Dsd5rUrUmWDAgycSbMts4mVy7hWT+VxcY/t+lTLbXPDHKbVf9+k m97xss3UMl8JzEPPFnPsqmZLeSCnJ0QaoJQCWQcqR8wLxq357eydxFn6D+7pUfysuqtIu9 I4syv4DSkuj3Sl4ecvFczx5IDTGQFZJWWKkLTlL1nYRtLgCLjjv1jbvcfZkQnA== 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 v6 08/10] dt-bindings: sound: Add support for QMC audio Date: Fri, 17 Feb 2023 15:56:43 +0100 Message-Id: <20230217145645.1768659-9-herve.codina@bootlin.com> X-Mailer: git-send-email 2.39.1 In-Reply-To: <20230217145645.1768659-1-herve.codina@bootlin.com> References: <20230217145645.1768659-1-herve.codina@bootlin.com> MIME-Version: 1.0 Message-ID-Hash: TUIW7WTWKBFNJRQRR2UQVGJY4TG7R4Y6 X-Message-ID-Hash: TUIW7WTWKBFNJRQRR2UQVGJY4TG7R4Y6 X-MailFrom: herve.codina@bootlin.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 CC: linuxppc-dev@lists.ozlabs.org, linux-arm-kernel@lists.infradead.org, devicetree@vger.kernel.org, linux-kernel@vger.kernel.org, alsa-devel@alsa-project.org, Thomas Petazzoni , Krzysztof Kozlowski 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: 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 Reviewed-by: Christophe Leroy --- .../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>; + }; + }; + };