From mboxrd@z Thu Jan 1 00:00:00 1970 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 vger.kernel.org (vger.kernel.org [23.128.96.18]) by smtp.lore.kernel.org (Postfix) with ESMTP id 1F294C4321E for ; Thu, 31 Mar 2022 00:05:40 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1351959AbiCaAHY (ORCPT ); Wed, 30 Mar 2022 20:07:24 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:41688 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S229606AbiCaAHV (ORCPT ); Wed, 30 Mar 2022 20:07:21 -0400 Received: from hutie.ust.cz (hutie.ust.cz [185.8.165.127]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 688622B1B6; Wed, 30 Mar 2022 17:05:33 -0700 (PDT) From: =?UTF-8?q?Martin=20Povi=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 Cc: =?UTF-8?q?Martin=20Povi=C5=A1er?= , alsa-devel@alsa-project.org, devicetree@vger.kernel.org, linux-kernel@vger.kernel.org, Mark Kettenis , Hector Martin , Sven Peter 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 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit Precedence: bulk List-ID: X-Mailing-List: devicetree@vger.kernel.org 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>; + }; + }; + }; -- 2.33.0