From patchwork Mon Mar 13 14:40:27 2023 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Neeraj Sanjay Kale X-Patchwork-Id: 13172606 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 6A29CC6FD1F for ; Mon, 13 Mar 2023 14:41:36 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S231518AbjCMOlf (ORCPT ); Mon, 13 Mar 2023 10:41:35 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:32968 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S231410AbjCMOlU (ORCPT ); Mon, 13 Mar 2023 10:41:20 -0400 Received: from EUR04-HE1-obe.outbound.protection.outlook.com (mail-he1eur04on2041.outbound.protection.outlook.com [40.107.7.41]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 3A22D6A438; Mon, 13 Mar 2023 07:41:18 -0700 (PDT) ARC-Seal: i=1; a=rsa-sha256; s=arcselector9901; d=microsoft.com; cv=none; b=MIE/Haq0w+JnhKtWKHsWQLFI0UXVgZFO80iZ+Zdz3u/uLfP7fWgB61x6pCNxF1yI2J3oX8WSBbktEWdft18UhzE0xBK4rk3p3bXMi9zK4+nmGn+0BsV5VgTHJT3ckyRgafaQF/8bycr/L/1owAPbf7Gh330hsoUEKmyfCFPgLqcj2yi55QipA6w2WT2HpcLlAglG7qm6nJpkTVUiFmpgkPnt1uFlg/GH7vClbSrxHBgMph7ph5cXrMw0Cd1QrT7u+9MeiqbzxHDRe+ECbapbxJ5oB0GGM/sKy7scliCPD1stUTR0PPEIU5sdpWk64XM/PQFw4I/+B9S9wzo8m7QAqw== ARC-Message-Signature: i=1; a=rsa-sha256; c=relaxed/relaxed; d=microsoft.com; s=arcselector9901; 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=3lXvJmWsKiEDF7bGa7efvlLRdaiR9wPwcnWO5lzbjF8=; b=GIJ+tElGurPYpWhq+977cVbGugHeyO4k3fNrOkPkrqG+P8m/dN8+gMHggbSqTekokvghF439HesQIa/1wfubyEx8vt2SDG6wjn/HLRmU/dSkYWk5BQ+EQ0DUItAppWOt76/ugMO48S7j0W/jxGAI/Ep7s/OHJ3GiJtioYqlqhV79mKBM3nqi3DWc6vCmW6fuesQyNnp2hyQgOyWfg+xlV3n6oyasQANWQwa62ZTOKrRwIZsYmPN04svSTH6+b6Sr8YPUaJQabbeLA8cVGYeM0tCFvVH5njgLpa0HRn1wnO3BmZfAdqyrEugJsqLeHh+N+jAhsxry+N+j8g55x8ofpw== ARC-Authentication-Results: i=1; mx.microsoft.com 1; spf=pass smtp.mailfrom=nxp.com; dmarc=pass action=none header.from=nxp.com; dkim=pass header.d=nxp.com; arc=none DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=nxp.com; s=selector2; h=From:Date:Subject:Message-ID:Content-Type:MIME-Version:X-MS-Exchange-SenderADCheck; bh=3lXvJmWsKiEDF7bGa7efvlLRdaiR9wPwcnWO5lzbjF8=; b=JBTULiuLRDY0NNhWSf063cW8+M0VzSKwBV3RNuk2jz9NwZLdEaP+NfPZ02MoVAETuPz+1ffG3LGiba24HrLCYW/vHv8pVTMrheoEve+8hN0tm+gJ3nhpVahjXkOHcFJS4EGLF9vHGVJziUuOKdE7O68MR/Kqu7Hj9NXMDiohSjg= Authentication-Results: dkim=none (message not signed) header.d=none;dmarc=none action=none header.from=nxp.com; Received: from AM9PR04MB8603.eurprd04.prod.outlook.com (2603:10a6:20b:43a::10) by PA4PR04MB7744.eurprd04.prod.outlook.com (2603:10a6:102:c9::17) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384) id 15.20.6178.24; Mon, 13 Mar 2023 14:41:15 +0000 Received: from AM9PR04MB8603.eurprd04.prod.outlook.com ([fe80::45d2:ce51:a1c4:8762]) by AM9PR04MB8603.eurprd04.prod.outlook.com ([fe80::45d2:ce51:a1c4:8762%5]) with mapi id 15.20.6178.024; Mon, 13 Mar 2023 14:41:15 +0000 From: Neeraj Sanjay Kale To: davem@davemloft.net, edumazet@google.com, kuba@kernel.org, pabeni@redhat.com, robh+dt@kernel.org, krzysztof.kozlowski+dt@linaro.org, marcel@holtmann.org, johan.hedberg@gmail.com, luiz.dentz@gmail.com, gregkh@linuxfoundation.org, jirislaby@kernel.org, alok.a.tiwari@oracle.com, hdanton@sina.com, ilpo.jarvinen@linux.intel.com, leon@kernel.org, simon.horman@corigine.com Cc: netdev@vger.kernel.org, devicetree@vger.kernel.org, linux-kernel@vger.kernel.org, linux-bluetooth@vger.kernel.org, linux-serial@vger.kernel.org, amitkumar.karwar@nxp.com, rohit.fule@nxp.com, sherry.sun@nxp.com, neeraj.sanjaykale@nxp.com Subject: [PATCH v10 2/3] dt-bindings: net: bluetooth: Add NXP bluetooth support Date: Mon, 13 Mar 2023 20:10:27 +0530 Message-Id: <20230313144028.3156825-3-neeraj.sanjaykale@nxp.com> X-Mailer: git-send-email 2.34.1 In-Reply-To: <20230313144028.3156825-1-neeraj.sanjaykale@nxp.com> References: <20230313144028.3156825-1-neeraj.sanjaykale@nxp.com> X-ClientProxiedBy: SG2PR02CA0115.apcprd02.prod.outlook.com (2603:1096:4:92::31) To AM9PR04MB8603.eurprd04.prod.outlook.com (2603:10a6:20b:43a::10) MIME-Version: 1.0 X-MS-PublicTrafficType: Email X-MS-TrafficTypeDiagnostic: AM9PR04MB8603:EE_|PA4PR04MB7744:EE_ X-MS-Office365-Filtering-Correlation-Id: 47493fb2-4813-4626-c0d2-08db23d0ffa7 X-MS-Exchange-SenderADCheck: 1 X-MS-Exchange-AntiSpam-Relay: 0 X-Microsoft-Antispam: BCL:0; X-Microsoft-Antispam-Message-Info: xp9vGAiraiqxBFVVTZRDpCwOgdJzYTz1lbjgHM96W64/xLMbrtVZHlXSXxPp95BX71c2jNFHaZaVYltYxKYsehNGhyusz2vs2KF3eagb7XQg3WjblaH8BoumH5fAOSjxca9G6mk1kRs7gfPQCAs3jE6c9EpI7sbbwohEepFas//5gAVrQ/XhguMHA6clcrGsSCqfNd0H0NNmbotDrwu8xid01FZa23Z7f6gvsRdAKi4/OJW6+uR9kKP7Be10shNrerZ+dZAanTcmVQvQaSnSXNE2x25HkyGZTOheSwGe3S+B7KWJS2JHsGc5Kd80ENVRmsOmlM7bW3WACLrjutR2d2wYf93RM+I7dLBnHgvrHslCN/XqjyhFBCe9nn/od+ZuiAdoUoY1pYvzufu2E1z0tVNcw2Fw6FLcSLUZo4F+hhk7vuoya19w7E82qQO1hucZKzouWPDoU0ms64YhH9NayJ53DBYmOaVRLzAOiY2yDjBAhKBGqg4GmjNO1/cbBIp7TX8Xe73+AgM35/+zqBQxYccCWbHsM00ZvikzXXieWCkhMOO0q2Wls67h5BE3gPoomSgu5fjGYHE2h34kdQ56sR+HG7+qaftchiL5Em6JxH33rI5XC4VH3gRqB5C7PU0pHWKnnV89TuAQUleD9hNKKf2RMZAgyaX/3MFSaYwMcnHWd03xBotQZ3LUBIAit25sWqEED7fH+itlJFGaJBAXL4xdWooCxIaYYTMH2siDNpD5+GCWDiBTE9jGu+ZWx/EF X-Forefront-Antispam-Report: CIP:255.255.255.255;CTRY:;LANG:en;SCL:1;SRV:;IPV:NLI;SFV:NSPM;H:AM9PR04MB8603.eurprd04.prod.outlook.com;PTR:;CAT:NONE;SFS:(13230025)(4636009)(39860400002)(396003)(346002)(136003)(376002)(366004)(451199018)(36756003)(86362001)(186003)(41300700001)(26005)(6506007)(1076003)(6512007)(7416002)(5660300002)(4326008)(2616005)(8936002)(316002)(52116002)(478600001)(966005)(8676002)(66476007)(6666004)(66556008)(66946007)(6486002)(38350700002)(38100700002)(921005)(2906002)(83380400001);DIR:OUT;SFP:1101; X-MS-Exchange-AntiSpam-MessageData-ChunkCount: 1 X-MS-Exchange-AntiSpam-MessageData-0: 38sHNEuTucZIN0ZYUuAm2ZIbQJagQ6vhodCyfM/C2eArGE3OdplITDZoaLOH0/UU2PYuLl00kwlxO8ze0K1ubsgtlKtreh08fXBrJwmSx2swCjEWd6iQMJJpuVmFJ2PlxPPH5ui2Oet6BTVYCt86S6kSqnwi1m1xyQPRgV7CQLuBeF5/eT+CH30W7WHWObkgHec+PDWpwPETJiBDqEpL7ENsdmZ1kYKuwnDpZjAI2/uh3fJ5LPbJ6vQ02IXyQvXMteKaSHdnzbLhSZHa8/e5FCzdlUZOBDP6iQDvyLQ6CaRMGFgYVeaNY5dTa0kwlCbAWJfYwiz1u9/UUoXw9udL/vGS4uT7KOvL3eCxRMBaEUD1PM5XT6K6qSMbav3X9Bbs0ShmN2B7Mp1HoaLdq+SyaAejwD0DpXw7xeW+1r+kkLgFn+E8TOb0aGlvUI423egKSpLGDmSAgQNxzVNkDRRF6mZDgJSilY+9UT9j5D6cF16a7mIOE3DoMXUa9i1Lb9R219wUmWhnUMyD63Bitx4Gkhq++UZ/fYTN0+apY40Dy/DoBBXjWU6zqjUAvQiuexcLqNMCvDgz9LgXhZunZ76FEylDZwNJuRWQlkTu6Sz07t4Hl09aLFiVF1uAwm7RSks1aSYX8U4h7MaClUYSqyziCd6dxwwLJEjEdcuno7x/n6aieKXE8rJDrJTTdUPEfy5HiUXLhyYsJAkG1PR04KPgnuiRkyozKx5A/nhxehjbYEnsJgOWptgu7ACJIDpf21UBAr4VmlQYeS4GtNfq9ndmAiMLh0aLhY8YBqNc4ChFzcP3ne3pDSp+eLaxk0uAmeMJkK/CzNxjmmuUKqKWrisLSGebKkvLDMQeQzZWcPsG2GomhA58ojfv/kiKq4wtX7jSz5VY1OUrcKrtl3Lqr7g3ma4qFwafsOm9z5O+Fj61NXk079aS+pym5nWTN23M+JgRGR5r0/ro4gd7UNJ1Y4nthz7Iho586qpTvKOU+YNrQlCIsvkzKTno58pLFZntLTZ+p8cgEuTtAs95tkjLxytHWb6rSscv0FKrHlSuueVzu+gyTiEzOvuOC/9mewLHRqZkTqWaCctUbnMRibB31hlm0hT3MytRmB/LFghgKfYTNvevzyycAYhrX45BUYIOD6XWLYissdfgwHMpgIF1XvDIkvyQuFsr70FJH7sMWGiIfaUFHDpgCKwxAS6fy3dkBIOI72Oki2zUO1N58uCr283HP6iYPu4tqF2htMr2ZoECf8WJ/jn9MM8KFKxCwml3xGic3J1/4BFwnP5cMPkCdMtlyB2SceXT9WQwMt3mFipkVT2aeQa15Vh85/LJwSQpTUggxI77NFJfqr3x/YOAewA+wR3HeEPDzRjAeYUa5x5noCr9mfIaNoLudS644daw7Brq2/9TnBb5UkdnsjDTxJ20nx5H3nRAOPjlbHsO7++uFG3CYB4IPf4bAT4OpNJHjmQJDSq0ZY0f0HATr4sTHM9QcEcYK2D4Tt+TMPxJhnMurYOsYxbEzOtet64VUIpb3seXZX1JL2YcsxuKhQbbNSU1gp41gf5UcDNIyQLXMcVANsjk5j0d6c5DEGEo5EtncP81ULzjI1lDL4HzuRoi69t7YQ== X-OriginatorOrg: nxp.com X-MS-Exchange-CrossTenant-Network-Message-Id: 47493fb2-4813-4626-c0d2-08db23d0ffa7 X-MS-Exchange-CrossTenant-AuthSource: AM9PR04MB8603.eurprd04.prod.outlook.com X-MS-Exchange-CrossTenant-AuthAs: Internal X-MS-Exchange-CrossTenant-OriginalArrivalTime: 13 Mar 2023 14:41:15.4129 (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: x+lPea/cc49vRKRkvRymSy2PriMR6+/BqRDb6unxVYcBIc/kbs80fuvdNJ89hUrVlL9bsv0hyCbQfzYQaJaMud58hiHsAG16fWx2+WUE5K8= X-MS-Exchange-Transport-CrossTenantHeadersStamped: PA4PR04MB7744 Precedence: bulk List-ID: X-Mailing-List: linux-bluetooth@vger.kernel.org Add binding document for NXP bluetooth chipsets attached over UART. Signed-off-by: Neeraj Sanjay Kale Reviewed-by: Krzysztof Kozlowski --- v2: Resolved dt_binding_check errors. (Rob Herring) v2: Modified description, added specific compatibility devices, corrected indentations. (Krzysztof Kozlowski) v3: Modified description, renamed file (Krzysztof Kozlowski) v4: Resolved dt_binding_check errors, corrected indentation. (Rob Herring, Krzysztof Kozlowski) v5: Corrected serial device name in example. (Krzysztof Kozlowski) --- .../net/bluetooth/nxp,88w8987-bt.yaml | 46 +++++++++++++++++++ MAINTAINERS | 6 +++ 2 files changed, 52 insertions(+) create mode 100644 Documentation/devicetree/bindings/net/bluetooth/nxp,88w8987-bt.yaml diff --git a/Documentation/devicetree/bindings/net/bluetooth/nxp,88w8987-bt.yaml b/Documentation/devicetree/bindings/net/bluetooth/nxp,88w8987-bt.yaml new file mode 100644 index 000000000000..b913ca59b489 --- /dev/null +++ b/Documentation/devicetree/bindings/net/bluetooth/nxp,88w8987-bt.yaml @@ -0,0 +1,46 @@ +# SPDX-License-Identifier: (GPL-2.0 OR BSD-2-Clause) +%YAML 1.2 +--- +$id: http://devicetree.org/schemas/net/bluetooth/nxp,88w8987-bt.yaml# +$schema: http://devicetree.org/meta-schemas/core.yaml# + +title: NXP Bluetooth chips + +description: + This binding describes UART-attached NXP bluetooth chips. + These chips are dual-radio chips supporting WiFi and Bluetooth. + The bluetooth works on standard H4 protocol over 4-wire UART. + The RTS and CTS lines are used during FW download. + To enable power save mode, the host asserts break signal + over UART-TX line to put the chip into power save state. + De-asserting break wakes-up the BT chip. + +maintainers: + - Neeraj Sanjay Kale + +properties: + compatible: + enum: + - nxp,88w8987-bt + - nxp,88w8997-bt + + fw-init-baudrate: + description: + Chip baudrate after FW is downloaded and initialized. + This property depends on the module vendor's + configuration. If this property is not specified, + 115200 is set as default. + +required: + - compatible + +additionalProperties: false + +examples: + - | + serial { + bluetooth { + compatible = "nxp,88w8987-bt"; + fw-init-baudrate = <3000000>; + }; + }; diff --git a/MAINTAINERS b/MAINTAINERS index 32dd41574930..030ec6fe89df 100644 --- a/MAINTAINERS +++ b/MAINTAINERS @@ -22835,6 +22835,12 @@ L: linux-mm@kvack.org S: Maintained F: mm/zswap.c +NXP BLUETOOTH WIRELESS DRIVERS +M: Amitkumar Karwar +M: Neeraj Kale +S: Maintained +F: Documentation/devicetree/bindings/net/bluetooth/nxp,88w8987-bt.yaml + THE REST M: Linus Torvalds L: linux-kernel@vger.kernel.org