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 X-Spam-Level: X-Spam-Status: No, score=-12.6 required=3.0 tests=BAYES_00,DKIM_INVALID, DKIM_SIGNED,HEADER_FROM_DIFFERENT_DOMAINS,INCLUDES_PATCH,MAILING_LIST_MULTI, SIGNED_OFF_BY,SPF_HELO_NONE,SPF_PASS,USER_AGENT_GIT autolearn=ham autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id 64E47C433E5 for ; Wed, 19 Aug 2020 09:17:03 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id 4556520639 for ; Wed, 19 Aug 2020 09:17:03 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=fail reason="signature verification failed" (2048-bit key) header.d=gerhold.net header.i=@gerhold.net header.b="OLdYXz+8" Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1726934AbgHSJRA (ORCPT ); Wed, 19 Aug 2020 05:17:00 -0400 Received: from mo4-p01-ob.smtp.rzone.de ([85.215.255.54]:8345 "EHLO mo4-p01-ob.smtp.rzone.de" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1726702AbgHSJQ7 (ORCPT ); Wed, 19 Aug 2020 05:16:59 -0400 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; t=1597828616; s=strato-dkim-0002; d=gerhold.net; h=References:In-Reply-To:Message-Id:Date:Subject:Cc:To:From: X-RZG-CLASS-ID:X-RZG-AUTH:From:Subject:Sender; bh=QF9pEdpob/aapYjgmPjRf6gK63aNdtYCv2gYZ1UtYsQ=; b=OLdYXz+8DQJbUYYOo9Hc/vXacWtxDbM9fkWBlnnJD2ECHlKRbg5tM9jUVI5lvjmkf0 SshCHT+GdRRPmbocsXrISqfGrjYbjjaIp/N4CbSxqeLco3J0482E0xZfRoeRV5l0TqGs KDSMufTfMeopInT+Jgl0S4MEggI6DXCS3ViZJi2XOI+J5C1+PWn5OLWUl/Uz1vGPXuXp UydTltxWcMsBh4qPLFwvw3JOtb6fTkuD6EsxTM4XAlXrcZw52YRaA/GIDrs3DWrdNa1X bm2znnX9gRCWG6MS40zYlZzDusPqOQZ4PRjF64+hEhYtsWjMoEXYV8O1r+XGIaB18A5j sR1g== X-RZG-AUTH: ":P3gBZUipdd93FF5ZZvYFPugejmSTVR2nRPhVORvLd4SsytBXS7IYBkLahKxB5m6NDwQo" X-RZG-CLASS-ID: mo00 Received: from localhost.localdomain by smtp.strato.de (RZmta 46.10.7 DYNA|AUTH) with ESMTPSA id g0b6c1w7J9Gt0ST (using TLSv1.3 with cipher TLS_AES_256_GCM_SHA384 (256 bits)) (Client did not present a certificate); Wed, 19 Aug 2020 11:16:55 +0200 (CEST) From: Stephan Gerhold To: Mark Brown Cc: Srinivas Kandagatla , Patrick Lai , Banajit Goswami , Liam Girdwood , alsa-devel@alsa-project.org, Rob Herring , devicetree@vger.kernel.org, linux-arm-msm@vger.kernel.org, Stephan Gerhold Subject: [PATCH 1/2] ASoC: dt-bindings: qcom: Document "aux-devs" property Date: Wed, 19 Aug 2020 11:15:32 +0200 Message-Id: <20200819091533.2334-2-stephan@gerhold.net> X-Mailer: git-send-email 2.28.0 In-Reply-To: <20200819091533.2334-1-stephan@gerhold.net> References: <20200819091533.2334-1-stephan@gerhold.net> MIME-Version: 1.0 Content-Transfer-Encoding: 8bit Sender: devicetree-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: devicetree@vger.kernel.org In some cases we need to probe additional audio components that do not appear as part of the DAI links specified in the device tree. Examples for this are auxiliary devices such as analog amplifiers or codecs. To make them work they need to be added as part of "aux-devs" and connected to some other audio component using the audio routes configurable using "(qcom,)audio-routing". Cc: Srinivas Kandagatla Signed-off-by: Stephan Gerhold --- .../devicetree/bindings/sound/qcom,apq8016-sbc.txt | 7 +++++++ Documentation/devicetree/bindings/sound/qcom,apq8096.txt | 8 ++++++++ Documentation/devicetree/bindings/sound/qcom,sdm845.txt | 8 ++++++++ 3 files changed, 23 insertions(+) diff --git a/Documentation/devicetree/bindings/sound/qcom,apq8016-sbc.txt b/Documentation/devicetree/bindings/sound/qcom,apq8016-sbc.txt index 84b28dbe9f15..23998262a0a7 100644 --- a/Documentation/devicetree/bindings/sound/qcom,apq8016-sbc.txt +++ b/Documentation/devicetree/bindings/sound/qcom,apq8016-sbc.txt @@ -34,6 +34,13 @@ Required properties: * DMIC * Ext Spk +Optional properties: + +- aux-devs : A list of phandles for auxiliary devices (e.g. analog + amplifiers) that do not appear directly within the DAI + links. Should be connected to another audio component + using "qcom,audio-routing". + Dai-link subnode properties and subnodes: Required dai-link subnodes: diff --git a/Documentation/devicetree/bindings/sound/qcom,apq8096.txt b/Documentation/devicetree/bindings/sound/qcom,apq8096.txt index c814e867850f..248df5056fec 100644 --- a/Documentation/devicetree/bindings/sound/qcom,apq8096.txt +++ b/Documentation/devicetree/bindings/sound/qcom,apq8096.txt @@ -55,6 +55,14 @@ This binding describes the APQ8096 sound card, which uses qdsp for audio. Value type: Definition: The user-visible name of this sound card. +- aux-devs + Usage: optional + Value type: + Definition: A list of phandles for auxiliary devices (e.g. analog + amplifiers) that do not appear directly within the DAI + links. Should be connected to another audio component + using "audio-routing". + = dailinks Each subnode of sndcard represents either a dailink, and subnodes of each dailinks would be cpu/codec/platform dais. diff --git a/Documentation/devicetree/bindings/sound/qcom,sdm845.txt b/Documentation/devicetree/bindings/sound/qcom,sdm845.txt index ca8c89e88bfa..3d5cbe953cf7 100644 --- a/Documentation/devicetree/bindings/sound/qcom,sdm845.txt +++ b/Documentation/devicetree/bindings/sound/qcom,sdm845.txt @@ -24,6 +24,14 @@ This binding describes the SDM845 sound card, which uses qdsp for audio. Value type: Definition: The user-visible name of this sound card. +- aux-devs + Usage: optional + Value type: + Definition: A list of phandles for auxiliary devices (e.g. analog + amplifiers) that do not appear directly within the DAI + links. Should be connected to another audio component + using "audio-routing". + = dailinks Each subnode of sndcard represents either a dailink, and subnodes of each dailinks would be cpu/codec/platform dais. -- 2.28.0