From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from OSPPR02CU001.outbound.protection.outlook.com (mail-norwayeastazon11013033.outbound.protection.outlook.com [40.107.159.33]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id E1DFA3CF976; Tue, 8 Sep 2026 08:17:04 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=fail smtp.client-ip=40.107.159.33 ARC-Seal:i=2; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1788855426; cv=fail; b=gjlvtF1Lpozd2rL7QH+f8gjytpDHc23cq1O8zn29svX9fo+L5Yw3ngPFIOI6og5lDa9nSx9ZOxOmScqmm6fOAWimkknkj9BmDlhYhZ0gFyQlebvM3aOq5BYhx8DpwGCal2pgIOgN33Hx+nYZf9EydSKYS3s6JjBfREwys3CXxVA= ARC-Message-Signature:i=2; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1788855426; c=relaxed/simple; bh=k5F5o4vPI4d/EQvkcWpOzqnU/gX1vAIWDk+mWKGFuyM=; h=From:To:Cc:Subject:Date:Message-Id:In-Reply-To:References: Content-Type:MIME-Version; b=F4jFBPGb1UXZEU6Fb2JSp2zufzl0LiDp4dUH+r3cFfD5GMTCbHA2nKEGrAxOXaM2HPidZVhLeocZF/JCED0oqWanJ3pjDOpSsEUaYOQcU4KJ/oJUk5vyC1XAk9SICKPgBkNfLQSeFvWaeuRPjToFM9nbBNRrfEjf3rnP0Gw80HY= ARC-Authentication-Results:i=2; smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=oss.nxp.com; spf=pass smtp.mailfrom=oss.nxp.com; dkim=pass (2048-bit key) header.d=NXP1.onmicrosoft.com header.i=@NXP1.onmicrosoft.com header.b=eitVNIdf; arc=fail smtp.client-ip=40.107.159.33 Authentication-Results: smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=oss.nxp.com Authentication-Results: smtp.subspace.kernel.org; spf=pass smtp.mailfrom=oss.nxp.com Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=NXP1.onmicrosoft.com header.i=@NXP1.onmicrosoft.com header.b="eitVNIdf" ARC-Seal: i=1; a=rsa-sha256; s=arcselector10001; d=microsoft.com; cv=none; b=Boozm0T8TscVTvI5TuiQ2XGxqHxvjdz0ouro0UKAa1oxIXgyv5u6GeENp+iu6/cUoSbxsw+IDYOrHonQlitiDJjVVvvIUZgoPIJxmVEZpbRw25QvFFUFLxWfIgZKMuPhgndRzTW4AyLDwMARTJXXDkZ0TQPcv+lCbvaSkOJbhS4fifm0qm+6/TqDNk/ezY3NIUfYHGfCJP9fWYe90WA9oVH3yRKg+XBEc8TA9xkmqwJvQSfhO2YxMzs/LsePAaSpS/+HC+jJdv1mMeKZ0SUGiawxH3eUFYzPpIcZIViRXC5MfKErb8s76TGXqbW3u5dLwmb+rzFEcFYUnQgj3PhaIw== ARC-Message-Signature: i=1; a=rsa-sha256; c=relaxed/relaxed; d=microsoft.com; s=arcselector10001; h=From:Date:Subject:Message-ID:Content-Type:MIME-Version:X-MS-Exchange-AntiSpam-MessageData-ChunkCount:X-MS-Exchange-AntiSpam-MessageData-0:X-MS-Exchange-AntiSpam-MessageData-1; bh=Xqoslq9+UXKbgYbbpzruPuNUbkPeE6MWTCD6fTdZ6rk=; b=SyEL7gmUvgfN+Rvnzld/S3jKL7YMctJDkKH3W/XsqNmwm2xa1O+v81/5XBnVw2hdobQMgRvFMTzm6R1pP0eMv82WOtjEk13yn8zaQ/Q+NRHiT7BXrzneML4FSHvdom+aTQvTD5WUga2h2BEQsgdgmoxdDwR6iuDdd/ZYIvGXJKms8seMMD2rSnGaa6UDKjt1LBAz3V/raw3wpQj6hfi8CRzNWZJ3O2/hlpsoDMjJjxgvT8YhmqlWwPUzjYtNJsQYFpCsXa+puRiihUztK/Vst80SZzXSHJp8FwEHkzkzPwvbiBuTkuYgdaXDcMKe2pAVI9mDWPWKd55QWMZbFmX4ZA== ARC-Authentication-Results: i=1; mx.microsoft.com 1; spf=pass smtp.mailfrom=oss.nxp.com; dmarc=pass action=none header.from=oss.nxp.com; dkim=pass header.d=oss.nxp.com; arc=none DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=NXP1.onmicrosoft.com; s=selector1-NXP1-onmicrosoft-com; h=From:Date:Subject:Message-ID:Content-Type:MIME-Version:X-MS-Exchange-SenderADCheck; bh=Xqoslq9+UXKbgYbbpzruPuNUbkPeE6MWTCD6fTdZ6rk=; b=eitVNIdf6buz7PJRYZHsGxc4Gv3PSDSIFEmqQvvL7ImXGWra5Cd8chT7iTaoSKMMcl9YaQq/whQ4d6mhcNcT6qlVAwByVrc3Q75H9BKFI6sfWC2tOcyVOaWJC1Iy/PoAdv/cvsw2MPcvx3KncNbGUXH+55nwxUhkL6jJZVQQTO0GHJLvFc8Gr4iKXp2PNH+kNQR6vzoHzNoLBhqyhAgbhNjlocYOuiRugiriXGdpU6WE5yUDg/ylUxuucEsMAKP29CN7a4eaYPA9o7/0KMxgbCZlPV58Xw39u9ikxi7MiVFS9Su8ifwgU50Es84TvQIFri4EPhlIMAxmgLCsRT0DPQ== Authentication-Results: dkim=none (message not signed) header.d=none;dmarc=none action=none header.from=oss.nxp.com; Received: from PAXPR04MB9351.eurprd04.prod.outlook.com (2603:10a6:102:2b6::17) by VI0PR04MB754002.eurprd04.prod.outlook.com (2603:10a6:800:364::9) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384) id 15.21.382.15; Tue, 8 Sep 2026 08:17:01 +0000 Received: from PAXPR04MB9351.eurprd04.prod.outlook.com ([fe80::1058:a430:52c1:5aa]) by PAXPR04MB9351.eurprd04.prod.outlook.com ([fe80::1058:a430:52c1:5aa%6]) with mapi id 15.21.0406.005; Tue, 8 Sep 2026 08:17:01 +0000 From: shengjiu.wang@oss.nxp.com To: lgirdwood@gmail.com, broonie@kernel.org, robh@kernel.org, krzk+dt@kernel.org, conor+dt@kernel.org, Frank.Li@nxp.com, s.hauer@pengutronix.de, kernel@pengutronix.de, festevam@gmail.com, shawnguo@kernel.org, linux-sound@vger.kernel.org, devicetree@vger.kernel.org, imx@lists.linux.dev, linux-arm-kernel@lists.infradead.org, linux-kernel@vger.kernel.org, shengjiu.wang@gmail.com, Xiubo.Lee@gmail.com, nicoleotsuka@gmail.com, perex@perex.cz, tiwai@suse.com, linuxppc-dev@lists.ozlabs.org Cc: Shengjiu Wang , Krzysztof Kozlowski Subject: [PATCH v5 2/5] ASoC: dt-bindings: fsl,easrc: add ports binding for multiple conversion paths Date: Tue, 8 Sep 2026 16:21:37 +0800 Message-Id: <20260908082140.1316872-3-shengjiu.wang@oss.nxp.com> X-Mailer: git-send-email 2.34.1 In-Reply-To: <20260908082140.1316872-1-shengjiu.wang@oss.nxp.com> References: <20260908082140.1316872-1-shengjiu.wang@oss.nxp.com> Content-Transfer-Encoding: 8bit Content-Type: text/plain X-ClientProxiedBy: MA0PR01CA0061.INDPRD01.PROD.OUTLOOK.COM (2603:1096:a01:ac::18) To PAXPR04MB9351.eurprd04.prod.outlook.com (2603:10a6:102:2b6::17) Precedence: bulk X-Mailing-List: devicetree@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 X-MS-PublicTrafficType: Email X-MS-TrafficTypeDiagnostic: PAXPR04MB9351:EE_|VI0PR04MB754002:EE_ X-MS-Office365-Filtering-Correlation-Id: 0e46f858-0e4d-43fb-ecb1-08df0d818ed4 X-MS-Exchange-SenderADCheck: 1 X-MS-Exchange-AntiSpam-Relay: 0 X-Microsoft-Antispam: BCL:0;ARA:13230040|19092799006|23010399003|7416014|366016|1800799024|376014|10067099003|3023799007|18002099003|22082099003|11063799006|56012099006|921020; X-Microsoft-Antispam-Message-Info: OS9HqZGtKzlC4QPam3bnQ4Tm0q2J0orqhLy4CWdjEyV5i59IpALisVhM6dk+mowv1M989UH9/JhbQSkNb0xoU6IZKJY7p+j4OJ9u8mGgg36LIjZdGfn7eyOmjC9OqoN1y40L4HUrZjG8dSwfGGxoJ/rKG3GWA5HimBXK0qgfJtsTiAXTjLa1sKDK6UKwJMyQZetdiqOdLl/8dcBKzBaKw4V9xASp+fwXUMTPbw1E9MdCln1tOkJiOtvg8wRXsSI0l4IL0yCXMFc+9am9ZkcgoEq7t1UoErmYM1TlNSt1Thas+mxXa5H6KZpc+NcapuwZac0uXtrDeobi++q/JT3EXI8DX5Myiimp2pNqCv6kELRlx0Fw9G2J1JIpgcvP2r2Qc9Wa0bukciF5mlll6Q4xBKM2j2zHEi9MBwNmDzlZPxlmR7/LTXi5MzEj9p0kkOKyTFKxjuiP9bpfBxGXF2pq4bZ5I6JfVyO+aVXW3zOaLnOM0vhl/d5GDWFRhcLWvKF7HXpCchsQaNjHQAMg5x31wfBWOaF89a/cd9ieK2TeJqJJXVgCjJYTziE0OPZcHZvLvj8FpQVnQEkHB4E1oDVg+wpcmY60TyKWUf6nUSkXZAGRyiqx2b+3GAGC1vpUV/WV9x+1m1XgB4pMxOml2yAoDwaWatufz9pJHDqAIkBJAY7OvJzy/nsrwfuSnJVhNKoyOMl9at7xqFv3mimKll05gQ== X-Forefront-Antispam-Report: CIP:255.255.255.255;CTRY:;LANG:en;SCL:1;SRV:;IPV:NLI;SFV:NSPM;H:PAXPR04MB9351.eurprd04.prod.outlook.com;PTR:;CAT:NONE;SFS:(13230040)(19092799006)(23010399003)(7416014)(366016)(1800799024)(376014)(10067099003)(3023799007)(18002099003)(22082099003)(11063799006)(56012099006)(921020);DIR:OUT;SFP:1101; X-MS-Exchange-AntiSpam-MessageData-ChunkCount: 1 X-MS-Exchange-AntiSpam-MessageData-0: =?us-ascii?Q?2wbtlA6ZICoVtFFvbs2C89ruesv2g9DIHI58Ip7JxEatWzgy55SpDE8WJcII?= =?us-ascii?Q?GpNM+2iZYo8Qh05YzV6wLdVej+7ASnM0hdHaTKpo9bL1/pCX6fc1n3LtBqAW?= =?us-ascii?Q?MwZ5jeKeEVMVJ2h17Lhm4rzk4PaG14YR2Je2Azv7qHwyJbPM3gZEK3NroUlF?= =?us-ascii?Q?sOjwLIHDOMMQOiMFSLVwuiwcfBrbVFuCP6BXGg0TzhXf6VUMVJq8MRI4XwJ3?= =?us-ascii?Q?VgpOaLeyFoPsy6FBmfjsFv3VS5juLwicu5LzxUdpDg3Bo2TMyxiAmGExe10x?= =?us-ascii?Q?TQEIjf4FbNxC0EqjQqX6yTBbBXf623HDkHxda9k9Nec1vV01UN5jTKGgG+6n?= =?us-ascii?Q?TrtKv3p0hIOJzYzvEG8IzddERYQH3Sod3tXFZoh75TbTDrzYFxCAfXjEkjWE?= =?us-ascii?Q?Kg7UJNJRoFqwQq9hDXv4LRFdBAUnnh9v6J4cpOOt7ZK3fPJw3TSSkUFdQ/aa?= =?us-ascii?Q?188ED8dWlTHJeJdIrUrAQmx407pB22ulv0Vg8uC1Tl5bc+OL+DRzNS6KwuUw?= =?us-ascii?Q?K1DRy/KTUkb93mBNMMkhp1Sg5RaOR37Bru0pbNeM2OwzSl2BFig7w3IleH99?= =?us-ascii?Q?kuJ+q0O4ZmdzOKaVQLZfc1jgGF/sQ9gK5HQ0GOAMDPl3iWfDof9rUQOCFonx?= =?us-ascii?Q?V8OLAPZoDkmdvnaoWO9JtiRk2+R/1/E3XBE4QPOUIP5bXfRw59vLnp8vqJl8?= =?us-ascii?Q?53aODaH+R/PJpmFN1VFJ3uivp/6ufj1gnsO1d8tc9xDgIqP83L6beLNZ/N3M?= =?us-ascii?Q?Jmk3/tpSx71YdCyvMK1coOv48SA0lSRoT9PfXb5YMdlxNGX87TYSqmt0o4qn?= =?us-ascii?Q?YaYZhiZNM6nVJ3gusEPpkEM4BZeDjdTafcZgMJUdiHSq3kyOEGRZocgD74qY?= =?us-ascii?Q?VYiPrThT6eb0TA3nv73lBryGvY5SDtnDg+C21z8QD7nOsMF4SgmdE1AjEkiT?= =?us-ascii?Q?FwnoOLJRWpCXnNX+ODk+um+5d7cjt2/4n5znTToo5QDLMuJ0YQg45XnrcHD0?= =?us-ascii?Q?2v9gcGIqYNAxXAuugOFHnDUFmoqTTZWSFJrXrbO9B8xNszu00/Kgb/V34XeB?= =?us-ascii?Q?ESldhnb8Mz1zYAWjNdXijyXuZJH44ntYVGG/YLZirbtHb7+TlMuL6LB9fyqs?= =?us-ascii?Q?3Kyg9X8pbzTmOTxax/QwBWGOurgviBXKXg7wDEyx0NMABj4FuhQrffFKFz6x?= =?us-ascii?Q?V6K5ATIJFNd+hbN2HTOEbqZp0pS4Q2B6TNi9ulzFjL7AoNFHUMLKVueUlTRA?= =?us-ascii?Q?HnVN7FjM7Zl6Y5kV8+FDjHWB2otbS5wIhnd0aEv2/bm+3qbcCbBSRGLsOYP2?= =?us-ascii?Q?lkbwJEKcQG3cceT8kZUwaL0cIqQ//ZT76oUeM9I1h1tGBBytuUhE5Q6Lx3sZ?= =?us-ascii?Q?boeXvi7FKbFqIL/gmyqYM7jHEO+8+/nZX/NUrq1rhu7BY3rA1O1oth8zgT/A?= =?us-ascii?Q?FFwHOb3esEkQWQmcuGYDDwquXUvHGUpA9sEa2nrctB4KKL82KaCUMbSgMppK?= =?us-ascii?Q?n/uX5lOBXaefX1QVMsPnDYwNIvcJ3HaaYAoNgo0ZiBgoSM2P0jqfRux99q9N?= =?us-ascii?Q?gy8J6R/PeO/W3A4l0mrSjZNJ4QpDutVaQUV36cOgbH84Ihanizv3jx9CcyqE?= =?us-ascii?Q?zL8smR/gblGNVdvy5LhKPZiUqbgMD6MgO3Hk4DdYrikKE1hGbL8jT6EnXXSB?= =?us-ascii?Q?Y2wkIGlLUUXu9AIqHH1CHRZUhW00IQrTipdPD1rmBg0NKsgBGc2E0vXa4kMu?= =?us-ascii?Q?BKspRBTwiqVkk/I5HA3RNzVnAjrQNbFQiBQqoAyIt+LHJECQZEaB?= X-OriginatorOrg: oss.nxp.com X-MS-Exchange-CrossTenant-Network-Message-Id: 0e46f858-0e4d-43fb-ecb1-08df0d818ed4 X-MS-Exchange-CrossTenant-AuthSource: PAXPR04MB9351.eurprd04.prod.outlook.com X-MS-Exchange-CrossTenant-AuthAs: Internal X-MS-Exchange-CrossTenant-OriginalArrivalTime: 08 Sep 2026 08:17:01.0985 (UTC) X-MS-Exchange-CrossTenant-FromEntityHeader: Hosted X-MS-Exchange-CrossTenant-Id: 686ea1d3-bc2b-4c6f-a92c-d99c5c301635 X-MS-Exchange-CrossTenant-MailboxType: HOSTED X-MS-Exchange-CrossTenant-UserPrincipalName: caTzWMMe8YEU8yi+skX2r6SETS4A12IjCkcVHyq9glBZ2RB2UCPxP7ZVtunODa7WHLZItNEFaSdgXihXNuEDqsdMT7gRgansSl98KqSqBf2IOCnnG5PenX2yxluWCIeo X-MS-Exchange-Transport-CrossTenantHeadersStamped: VI0PR04MB754002 From: Shengjiu Wang The i.MX EASRC hardware supports up to four conversion contexts (A, B, C, D). Add a ports container property to the binding to allow each independent conversion path to be represented as an individual audio-graph port: port@0 -- conversion path 0 port@1 -- conversion path 1 port@2 -- conversion path 2 port@3 -- conversion path 3 Each sub-port references audio-graph-port.yaml and follows the standard audio-graph binding conventions. Contexts are allocated dynamically at stream open time; each active stream direction (playback or capture) on a port consumes one hardware context. Signed-off-by: Shengjiu Wang Reviewed-by: Frank Li Reviewed-by: Krzysztof Kozlowski --- .../devicetree/bindings/sound/fsl,easrc.yaml | 45 +++++++++++++++++++ 1 file changed, 45 insertions(+) diff --git a/Documentation/devicetree/bindings/sound/fsl,easrc.yaml b/Documentation/devicetree/bindings/sound/fsl,easrc.yaml index d5727f8bfb0b..a53ec4f6f1c0 100644 --- a/Documentation/devicetree/bindings/sound/fsl,easrc.yaml +++ b/Documentation/devicetree/bindings/sound/fsl,easrc.yaml @@ -55,6 +55,14 @@ properties: - const: imx/easrc/easrc-imx8mn.bin description: The coefficient table for the filters + ports: + $ref: /schemas/graph.yaml#/properties/ports + patternProperties: + "^port@[0-3]$": + $ref: audio-graph-port.yaml# + unevaluatedProperties: false + description: port for an independent conversion path + fsl,asrc-rate: $ref: /schemas/types.yaml#/definitions/uint32 minimum: 8000 @@ -106,4 +114,41 @@ examples: firmware-name = "imx/easrc/easrc-imx8mn.bin"; fsl,asrc-rate = <8000>; fsl,asrc-format = <2>; + + ports { + #address-cells = <1>; + #size-cells = <0>; + + port@0 { + reg = <0>; + playback-only; + endpoint { + remote-endpoint = <&fe00_ep>; + }; + }; + + port@1 { + reg = <1>; + playback-only; + endpoint { + remote-endpoint = <&fe01_ep>; + }; + }; + + port@2 { + reg = <2>; + capture-only; + endpoint { + remote-endpoint = <&fe02_ep>; + }; + }; + + port@3 { + reg = <3>; + capture-only; + endpoint { + remote-endpoint = <&fe03_ep>; + }; + }; + }; }; -- 2.34.1