From patchwork Wed Feb 16 17:14:07 2022 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Richard Fitzgerald X-Patchwork-Id: 543048 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 29DABC433F5 for ; Wed, 16 Feb 2022 17:15:52 +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 B1ADA1910; Wed, 16 Feb 2022 18:14:59 +0100 (CET) DKIM-Filter: OpenDKIM Filter v2.11.0 alsa0.perex.cz B1ADA1910 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=alsa-project.org; s=default; t=1645031749; bh=3/ZtY9vZpPq0kfIn2aZotpgx6r0R6suIH/KKSGTmJbo=; h=From:To:Subject:Date:In-Reply-To:References:Cc:List-Id: List-Unsubscribe:List-Archive:List-Post:List-Help:List-Subscribe: From; b=kLt34z8eV/qmJr0qHlYh7OJs1q+WPaEt1d4OK2YHK2gF6AHp+ym2znORfG6mgmmE+ FmquK4kcQW2W8uHlWz7x3yleL82Rz7iHlh8VDos7Dyoym5BCOGzRHxL0B03tw893Un AouM8mpioujA6hxRYswS2/mCE7B3f5E/iBFwLemE= Received: from alsa1.perex.cz (localhost.localdomain [127.0.0.1]) by alsa1.perex.cz (Postfix) with ESMTP id 584B1F80134; Wed, 16 Feb 2022 18:14:27 +0100 (CET) Received: by alsa1.perex.cz (Postfix, from userid 50401) id 863A9F80256; Wed, 16 Feb 2022 18:14:23 +0100 (CET) Received: from mx0b-001ae601.pphosted.com (mx0b-001ae601.pphosted.com [67.231.152.168]) (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 5BABAF8011C for ; Wed, 16 Feb 2022 18:14:16 +0100 (CET) DKIM-Filter: OpenDKIM Filter v2.11.0 alsa1.perex.cz 5BABAF8011C Authentication-Results: alsa1.perex.cz; dkim=pass (2048-bit key) header.d=cirrus.com header.i=@cirrus.com header.b="C4FEsU/S" Received: from pps.filterd (m0077474.ppops.net [127.0.0.1]) by mx0b-001ae601.pphosted.com (8.16.1.2/8.16.1.2) with ESMTP id 21G6UxbE014900; Wed, 16 Feb 2022 11:14:15 -0600 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=cirrus.com; h=from : to : cc : subject : date : message-id : in-reply-to : references : mime-version : content-transfer-encoding : content-type; s=PODMain02222019; bh=Uh8AyLBAG4qIzsXNtiDc4oAV8d43DRpyK27/SmkxrXI=; b=C4FEsU/SbZiEN/V7aec/JvBlpjAIru3LwG4yVGURFOzXtQJAnRpCohYRsW9GJhG8CHW3 kb59zC86EV44kf97PCU+0/6+CaR3WZu4l5lBl77JoYHEMEA5sSkFj3xzBdMGe4jsWRIB 0gpPauDbWX69viYFia6ifoAi7auQCrxwxRm8Ztz68bTYDTAWmEAibiwsm/qy4rYaEx0f 2QnXF4ytHDV/DA6kzqTlamotXaGZMBfrGEVxMncbBAWbV1A1ol1PK52X5zUn+vNnuL72 lKJt3bmmO6FLvNQPlAh1b2RRUJs3joKn0QeAHf4DFnk7elvA4MuybZBhp7PkxSxuHzaD Nw== Received: from ediex01.ad.cirrus.com ([84.19.233.68]) by mx0b-001ae601.pphosted.com (PPS) with ESMTPS id 3e8nyd93rr-2 (version=TLSv1.2 cipher=ECDHE-RSA-AES128-GCM-SHA256 bits=128 verify=NOT); Wed, 16 Feb 2022 11:14:15 -0600 Received: from EDIEX01.ad.cirrus.com (198.61.84.80) by EDIEX01.ad.cirrus.com (198.61.84.80) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_128_GCM_SHA256) id 15.1.2375.18; Wed, 16 Feb 2022 17:14:13 +0000 Received: from ediswmail.ad.cirrus.com (198.61.86.93) by EDIEX01.ad.cirrus.com (198.61.84.80) with Microsoft SMTP Server id 15.1.2375.18 via Frontend Transport; Wed, 16 Feb 2022 17:14:13 +0000 Received: from AUSNPC0LSNW1-debian.cirrus.com (AUSNPC0LSNW1.ad.cirrus.com [198.61.64.199]) by ediswmail.ad.cirrus.com (Postfix) with ESMTP id 2B1E811DC; Wed, 16 Feb 2022 17:14:13 +0000 (UTC) From: Richard Fitzgerald To: , , Subject: [PATCH 1/2] ASoC: dt-bindings: audio-graph-port: Add dai-tdm-slot-width-map Date: Wed, 16 Feb 2022 17:14:07 +0000 Message-ID: <20220216171408.265605-2-rf@opensource.cirrus.com> X-Mailer: git-send-email 2.30.2 In-Reply-To: <20220216171408.265605-1-rf@opensource.cirrus.com> References: <20220216171408.265605-1-rf@opensource.cirrus.com> MIME-Version: 1.0 X-Proofpoint-GUID: ipEvqLdick702ohdfgV-Ews6s1a_3PFl X-Proofpoint-ORIG-GUID: ipEvqLdick702ohdfgV-Ews6s1a_3PFl X-Proofpoint-Spam-Reason: safe Cc: devicetree@vger.kernel.org, alsa-devel@alsa-project.org, Richard Fitzgerald , linux-kernel@vger.kernel.org, patches@opensource.cirrus.com 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" Some audio hardware cannot support a fixed slot width or a slot width equal to the sample width in all cases. This is usually due either to limitations of the audio serial port or system clocking restrictions. This property allows setting a mapping of sample widths and the corresponding tdm slot widths. Signed-off-by: Richard Fitzgerald --- .../devicetree/bindings/sound/audio-graph-port.yaml | 7 +++++++ 1 file changed, 7 insertions(+) diff --git a/Documentation/devicetree/bindings/sound/audio-graph-port.yaml b/Documentation/devicetree/bindings/sound/audio-graph-port.yaml index 476dcb49ece6..420adad49382 100644 --- a/Documentation/devicetree/bindings/sound/audio-graph-port.yaml +++ b/Documentation/devicetree/bindings/sound/audio-graph-port.yaml @@ -71,4 +71,11 @@ patternProperties: description: CPU to Codec rate channels. $ref: /schemas/types.yaml#/definitions/uint32 + dai-tdm-slot-width-map: + description: Mapping of sample widths to slot widths. For hardware that + cannot support a fixed slot width or a slot width equal to sample + width. An array containing one or more pairs of values. Each pair + of values is a sample_width and the corresponding slot_width. + $ref: /schemas/types.yaml#/definitions/uint32-array + additionalProperties: true