From patchwork Thu Mar 31 00:04:45 2022 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 8bit X-Patchwork-Submitter: =?utf-8?q?Martin_Povi=C5=A1er?= X-Patchwork-Id: 555306 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 7AF84C433F5 for ; Thu, 31 Mar 2022 00:07:04 +0000 (UTC) Received: from alsa1.perex.cz (alsa1.perex.cz [207.180.221.201]) (using TLSv1.2 with cipher AECDH-AES256-SHA (256/256 bits)) (No client certificate requested) by alsa0.perex.cz (Postfix) with ESMTPS id 80B701948; Thu, 31 Mar 2022 02:06:12 +0200 (CEST) DKIM-Filter: OpenDKIM Filter v2.11.0 alsa0.perex.cz 80B701948 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=alsa-project.org; s=default; t=1648685222; bh=+KmEFqmIdDsWpjx370TkKd/+8aZ8TQBHU8o77qI8xBU=; h=From:To:Subject:Date:In-Reply-To:References:Cc:List-Id: List-Unsubscribe:List-Archive:List-Post:List-Help:List-Subscribe: From; b=PTejmae5vfapWCutUC/EHiHb61lbHWsQiRvBnqYB+hzliHpnKc03RD6eg1ncoTqPg sSz+xavQUfZ+uBKdarVOjwBQ9eB5MtvRaxJnZ2l2n2/g+7DI08DJ6y/0t6qMzOCMOj WB533KIPmF+bsspHXkKyLZTHbbeBDSTz0GIqB/7w= Received: from alsa1.perex.cz (localhost.localdomain [127.0.0.1]) by alsa1.perex.cz (Postfix) with ESMTP id A08E2F8050F; Thu, 31 Mar 2022 02:05:39 +0200 (CEST) Received: by alsa1.perex.cz (Postfix, from userid 50401) id DFA00F80516; Thu, 31 Mar 2022 02:05:37 +0200 (CEST) Received: from hutie.ust.cz (unknown [IPv6:2a03:3b40:fe:f0::1]) (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 A4C38F80253 for ; Thu, 31 Mar 2022 02:05:31 +0200 (CEST) DKIM-Filter: OpenDKIM Filter v2.11.0 alsa1.perex.cz A4C38F80253 Authentication-Results: alsa1.perex.cz; dkim=pass (1024-bit key) header.d=cutebit.org header.i=@cutebit.org header.b="QCK9u2U6" From: =?utf-8?q?Martin_Povi=C5=A1er?= DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=cutebit.org; s=mail; t=1648685130; bh=vNAuOBEbxoca294MRvbJQo3FQJuHQNSkCGQ2YVXzgTs=; h=From:To:Cc:Subject:Date:In-Reply-To:References; b=QCK9u2U6MJT4PWy9Qe6btEbbolw5xt6EHdkL9DoSrAieQ0zCSYIXXtWbxiyAU78/n Mbkx0pcPFKwPWzSJPpP/C/dO4TjL3rdw72rss1RtR6LKROyfE+kNcTZn6zX0WxwSXo wSeWd9SXuI3BKym2mmg9ajUy4GWtEXxJ2HfBypN8= To: Liam Girdwood , Mark Brown , Rob Herring , Krzysztof Kozlowski , Jaroslav Kysela , Takashi Iwai Subject: [RFC PATCH 1/5] dt-bindings: sound: Add Apple Macs sound system Date: Thu, 31 Mar 2022 02:04:45 +0200 Message-Id: <20220331000449.41062-2-povik+lin@cutebit.org> In-Reply-To: <20220331000449.41062-1-povik+lin@cutebit.org> References: <20220331000449.41062-1-povik+lin@cutebit.org> MIME-Version: 1.0 Cc: devicetree@vger.kernel.org, alsa-devel@alsa-project.org, Sven Peter , Hector Martin , linux-kernel@vger.kernel.org, Mark Kettenis , =?utf-8?q?Martin_Povi=C5=A1er?= X-BeenThere: alsa-devel@alsa-project.org X-Mailman-Version: 2.1.15 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: , Errors-To: alsa-devel-bounces@alsa-project.org Sender: "Alsa-devel" Add binding for Apple Silicon Macs' machine-level sound system. Signed-off-by: Martin Povišer --- .../bindings/sound/apple,macaudio.yaml | 103 ++++++++++++++++++ 1 file changed, 103 insertions(+) create mode 100644 Documentation/devicetree/bindings/sound/apple,macaudio.yaml diff --git a/Documentation/devicetree/bindings/sound/apple,macaudio.yaml b/Documentation/devicetree/bindings/sound/apple,macaudio.yaml new file mode 100644 index 000000000000..a6380e4bdd1a --- /dev/null +++ b/Documentation/devicetree/bindings/sound/apple,macaudio.yaml @@ -0,0 +1,103 @@ +# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause) +%YAML 1.2 +--- +$id: http://devicetree.org/schemas/sound/apple,macaudio.yaml# +$schema: http://devicetree.org/meta-schemas/core.yaml# + +title: Apple Silicon Macs integrated sound system + +maintainers: + - Martin Povišer + +definitions: + dai: + type: object + properties: + sound-dai: true + required: + - sound-dai + +properties: + compatible: + items: + - enum: + - apple,j274-macaudio + - apple,j293-macaudio + - apple,j314-macaudio + - const: apple,macaudio + "#address-cells": + const: 1 + "#size-cells": + const: 0 + model: + description: | + Model name to use when the sound system is presented to users as a sound card. + $ref: /schemas/types.yaml#/definitions/string + +patternProperties: + "^dai-link(@[0-9a-f]+)?$": + description: | + A DAI link comprising of CPU and CODEC DAI specifiers and supplemental properties. + type: object + properties: + reg: + maxItems: 1 + mclk-fs: + description: | + Forced MCLK/samplerate factor (optional). + $ref: /schemas/types.yaml#/definitions/uint32 + link-name: + description: Name for the DAI link to present to users. + $ref: /schemas/types.yaml#/definitions/string + cpu: + $ref: "#/definitions/dai" + codec: + $ref: "#/definitions/dai" + required: + - reg + - cpu + - codec + additionalProperties: false + +required: + - compatible + - model + +additionalProperties: false + +examples: + - | + sound { + compatible = "apple,j293-macaudio", "apple,macaudio"; + model = "MacBook Pro J293 integrated audio"; + + #address-cells = <1>; + #size-cells = <0>; + + dai-link@0 { + reg = <0>; + link-name = "Speakers"; + mclk-fs = <64>; + + cpu { + sound-dai = <&mca 0>, <&mca 1>; + }; + codec { + sound-dai = <&speaker_left_front>, <&speaker_right_front>, + <&speaker_left_rear>, <&speaker_right_rear>; + }; + }; + + dai-link@1 { + reg = <1>; + link-name = "Headphones Jack"; + mclk-fs = <64>; + + cpu { + sound-dai = <&mca 2>; + }; + codec { + sound-dai = <&jack_codec>; + }; + }; + };