From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from NAM10-DM6-obe.outbound.protection.outlook.com (mail-dm6nam10on2057.outbound.protection.outlook.com [40.107.93.57]) (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 7B2AB2D8797; Fri, 13 Jun 2025 11:45:18 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=fail smtp.client-ip=40.107.93.57 ARC-Seal:i=2; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1749815120; cv=fail; b=BYYu6HmGLe+coONBq2uz5bBD4+aWzAH7zB9uFmergrGHIMnVCS/br7oVp7dD1Z0IxtOblJGbRiSWl6ArgGwdUJrhTSU+zi8P6S4cB+nz49HraGsC05q2KL2ERLwmWiFOfwB2w4co/AIRFYFVQsGFGtxM5baFav9gT6TRBu/fWUQ= ARC-Message-Signature:i=2; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1749815120; c=relaxed/simple; bh=vCCEKatrNf88sdLQNDU2Jpot4wls7xd2lcp2QRAgbtU=; h=Message-ID:Date:Subject:To:Cc:References:From:In-Reply-To: Content-Type:MIME-Version; b=hEhhhTrsXc8s8u972hF2M4w3W9XsXcmdJ5WFvMx3FGm33YlhHoWUWC4Hv59XDAktNx4TVY7s7Jfny9yi69FcPIWsUbsVFCNlN9bZICP1eOB4Vam4N3CaqnX6O39ZE5DpqQEfkY+1A36fUDSYlb4pAFqnqXlEuIgGxQKFLimQi/Y= ARC-Authentication-Results:i=2; smtp.subspace.kernel.org; dmarc=pass (p=quarantine dis=none) header.from=amd.com; spf=fail smtp.mailfrom=amd.com; dkim=pass (1024-bit key) header.d=amd.com header.i=@amd.com header.b=zfF5sIaq; arc=fail smtp.client-ip=40.107.93.57 Authentication-Results: smtp.subspace.kernel.org; dmarc=pass (p=quarantine dis=none) header.from=amd.com Authentication-Results: smtp.subspace.kernel.org; spf=fail smtp.mailfrom=amd.com Authentication-Results: smtp.subspace.kernel.org; dkim=pass (1024-bit key) header.d=amd.com header.i=@amd.com header.b="zfF5sIaq" ARC-Seal: i=1; a=rsa-sha256; s=arcselector10001; d=microsoft.com; cv=none; b=co7bYy5IkCtnDaQcGOraV2L/ICo7KrYccEfVaWqlTKSjyxFXkbChejmR6U5ppJXQSuf52W8jahb0RzLYI1fSadqpr2oP6nvsDqmvjPLAODCAEfqZR7I6Sk01TUjWdnUCcZcEsbIeBhlGyLGXYo+lQlzkw86qYkyNc3pJEgB1cAzM9Iid3ltO82RrEXrHQJOBpA65nf3pY7MhuHH3vKUrHle3DY5DncFS2yC4lRFEH8T5cHk3JqcbuK2Q4lhKndYaFnm+OTHvJXe0ifKs0NWZtBclQavJbAocooj+SJMJnxaMgZvV/y5wFsCRNqZiyaxqG8gbzRNMeaTNCBn7Wkv76g== 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=cdYQYEg7K+fQUJ8Jxybsqn26/ssihp3Qg6XuLldyuTU=; b=V+AM6OH5kHsJxTWiwmlGaKBl1kmbbesiZWFiJoJEzb0ts7MWf01zGvu7A/pxV29peYF27WZAWjrrhJiibbIYqFmiKAoRjO9YHGZVKlMWVQ8oM7vxLLVxeaYlhRPdXXKYkS0w9Ijd5FCqCa6kMLZb5bqMyqAtM22PoO30lv2LIw6oNpAnFTNALgVl4/EznU+e0hgyUpm5jclaY66rLXm+G3m5GpM0HB4nsH3buozhGkP2P6I9z41MZf7AeGtj3UnT0CGkEiWGznxoqIb13F7yizx5kUx5N3oVATSr4mHvvtXVnxpUSsjfYql56QnPoffDtmOAyivmoLbw3hqPICXc/Q== ARC-Authentication-Results: i=1; mx.microsoft.com 1; spf=pass smtp.mailfrom=amd.com; dmarc=pass action=none header.from=amd.com; dkim=pass header.d=amd.com; arc=none DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=amd.com; s=selector1; h=From:Date:Subject:Message-ID:Content-Type:MIME-Version:X-MS-Exchange-SenderADCheck; bh=cdYQYEg7K+fQUJ8Jxybsqn26/ssihp3Qg6XuLldyuTU=; b=zfF5sIaqwQQZe6HNfu9y7ZA2YlUt9/m4ODasEzxM9Gfxr8BUzUV53QDfP65v2bb5JHIg7Fvd2YTAK0gDIX4PkrtfIrwJ4YUESuby7+bjsQkCrXzr1JBZ/FSJktGnNgpUWORCaXY1UMHE0xdRfeZOTGhRWL7xvLI1DsOZsgo5eiM= Authentication-Results: dkim=none (message not signed) header.d=none;dmarc=none action=none header.from=amd.com; Received: from SJ2PR12MB8109.namprd12.prod.outlook.com (2603:10b6:a03:4f5::8) by DM4PR12MB7598.namprd12.prod.outlook.com (2603:10b6:8:10a::7) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384) id 15.20.8835.18; Fri, 13 Jun 2025 11:45:14 +0000 Received: from SJ2PR12MB8109.namprd12.prod.outlook.com ([fe80::7f35:efe7:5e82:5e30]) by SJ2PR12MB8109.namprd12.prod.outlook.com ([fe80::7f35:efe7:5e82:5e30%7]) with mapi id 15.20.8835.018; Fri, 13 Jun 2025 11:45:14 +0000 Message-ID: <0f22b60a-abfa-4cfa-9104-127d83edd883@amd.com> Date: Fri, 13 Jun 2025 13:45:10 +0200 User-Agent: Mozilla Thunderbird Subject: Re: [PATCH] dt-bindings: usb: microchip,usb5744: Add support for configurable board reset delays To: Krzysztof Kozlowski , Radhey Shyam Pandey , gregkh@linuxfoundation.org, robh@kernel.org, krzk+dt@kernel.org, conor+dt@kernel.org Cc: linux-usb@vger.kernel.org, devicetree@vger.kernel.org, linux-kernel@vger.kernel.org, git@amd.com References: <1749148171-1729610-1-git-send-email-radhey.shyam.pandey@amd.com> <2e03b43e-5917-4581-9aed-780dec9e3ea9@amd.com> <896e09a1-6376-4516-901d-354993ac4afc@kernel.org> Content-Language: en-US From: Michal Simek Autocrypt: addr=michal.simek@amd.com; keydata= xsFNBFFuvDEBEAC9Amu3nk79+J+4xBOuM5XmDmljuukOc6mKB5bBYOa4SrWJZTjeGRf52VMc howHe8Y9nSbG92obZMqsdt+d/hmRu3fgwRYiiU97YJjUkCN5paHXyBb+3IdrLNGt8I7C9RMy svSoH4WcApYNqvB3rcMtJIna+HUhx8xOk+XCfyKJDnrSuKgx0Svj446qgM5fe7RyFOlGX/wF Ae63Hs0RkFo3I/+hLLJP6kwPnOEo3lkvzm3FMMy0D9VxT9e6Y3afe1UTQuhkg8PbABxhowzj SEnl0ICoqpBqqROV/w1fOlPrm4WSNlZJunYV4gTEustZf8j9FWncn3QzRhnQOSuzTPFbsbH5 WVxwDvgHLRTmBuMw1sqvCc7CofjsD1XM9bP3HOBwCxKaTyOxbPJh3D4AdD1u+cF/lj9Fj255 Es9aATHPvoDQmOzyyRNTQzupN8UtZ+/tB4mhgxWzorpbdItaSXWgdDPDtssJIC+d5+hskys8 B3jbv86lyM+4jh2URpnL1gqOPwnaf1zm/7sqoN3r64cml94q68jfY4lNTwjA/SnaS1DE9XXa XQlkhHgjSLyRjjsMsz+2A4otRLrBbumEUtSMlPfhTi8xUsj9ZfPIUz3fji8vmxZG/Da6jx/c a0UQdFFCL4Ay/EMSoGbQouzhC69OQLWNH3rMQbBvrRbiMJbEZwARAQABzSlNaWNoYWwgU2lt ZWsgKEFNRCkgPG1pY2hhbC5zaW1la0BhbWQuY29tPsLBlAQTAQgAPgIbAwULCQgHAgYVCgkI CwIEFgIDAQIeAQIXgBYhBGc1DJv1zO6bU2Q1ajd8fyH+PR+RBQJn8lwDBQkaRgbLAAoJEDd8 fyH+PR+RCNAP/iHkKbpP0XXfgfWqf8yyrFHjGPJSknERzxw0glxPztfC3UqeusQ0CPnbI85n uQdm5/zRgWr7wi8H2UMqFlfMW8/NH5Da7GOPc26NMTPA2ZG5S2SG2SGZj1Smq8mL4iueePiN x1qfWhVm7TfkDHUEmMAYq70sjFcvygyqHUCumpw36CMQSMyrxyEkbYm1NKORlnySAFHy2pOx nmXKSaL1yfof3JJLwNwtaBj76GKQILnlYx9QNnt6adCtrZLIhB3HGh4IRJyuiiM0aZi1G8ei 2ILx2n2LxUw7X6aAD0sYHtNKUCQMCBGQHzJLDYjEyy0kfYoLXV2P6K+7WYnRP+uV8g77Gl9a IuGvxgEUITjMakX3e8RjyZ5jmc5ZAsegfJ669oZJOzQouw/W9Qneb820rhA2CKK8BnmlkHP+ WB5yDks3gSHE/GlOWqRkVZ05sUjVmq/tZ1JEdOapWQovRQsueDjxXcMjgNo5e8ttCyMo44u1 pKXRJpR5l7/hBYWeMlcKvLwByep+FOGtKsv0xadMKr1M6wPZXkV83jMKxxRE9HlqWJLLUE1Q 0pDvn1EvlpDj9eED73iMBsrHu9cIk8aweTEbQ4bcKRGfGkXrCwle6xRiKSjXCdzWpOglNhjq 1g8Ak+G+ZR6r7QarL01BkdE2/WUOLHdGHB1hJxARbP2E3l46zsFNBFFuvDEBEACXqiX5h4IA 03fJOwh+82aQWeHVAEDpjDzK5hSSJZDE55KP8br1FZrgrjvQ9Ma7thSu1mbr+ydeIqoO1/iM fZA+DDPpvo6kscjep11bNhVa0JpHhwnMfHNTSHDMq9OXL9ZZpku/+OXtapISzIH336p4ZUUB 5asad8Ux70g4gmI92eLWBzFFdlyR4g1Vis511Nn481lsDO9LZhKyWelbif7FKKv4p3FRPSbB vEgh71V3NDCPlJJoiHiYaS8IN3uasV/S1+cxVbwz2WcUEZCpeHcY2qsQAEqp4GM7PF2G6gtz IOBUMk7fjku1mzlx4zP7uj87LGJTOAxQUJ1HHlx3Li+xu2oF9Vv101/fsCmptAAUMo7KiJgP Lu8TsP1migoOoSbGUMR0jQpUcKF2L2jaNVS6updvNjbRmFojK2y6A/Bc6WAKhtdv8/e0/Zby iVA7/EN5phZ1GugMJxOLHJ1eqw7DQ5CHcSQ5bOx0Yjmhg4PT6pbW3mB1w+ClAnxhAbyMsfBn XxvvcjWIPnBVlB2Z0YH/gizMDdM0Sa/HIz+q7JR7XkGL4MYeAM15m6O7hkCJcoFV7LMzkNKk OiCZ3E0JYDsMXvmh3S4EVWAG+buA+9beElCmXDcXPI4PinMPqpwmLNcEhPVMQfvAYRqQp2fg 1vTEyK58Ms+0a9L1k5MvvbFg9QARAQABwsF8BBgBCAAmAhsMFiEEZzUMm/XM7ptTZDVqN3x/ If49H5EFAmfyXCkFCRpGBvgACgkQN3x/If49H5GY5xAAoKWHRO/OlI7eMA8VaUgFInmphBAj fAgQbW6Zxl9ULaCcNSoJc2D0zYWXftDOJeXyVk5Gb8cMbLA1tIMSM/BgSAnT7As2KfcZDTXQ DJSZYWgYKc/YywLgUlpv4slFv5tjmoUvHK9w2DuFLW254pnUuhrdyTEaknEM+qOmPscWOs0R dR6mMTN0vBjnLUeYdy0xbaoefjT+tWBybXkVwLDd3d/+mOa9ZiAB7ynuVWu2ow/uGJx0hnRI LGfLsiPu47YQrQXu79r7RtVeAYwRh3ul7wx5LABWI6n31oEHxDH+1czVjKsiozRstEaUxuDZ jWRHq+AEIq79BTTopj2dnW+sZAsnVpQmc+nod6xR907pzt/HZL0WoWwRVkbg7hqtzKOBoju3 hftqVr0nx77oBZD6mSJsxM/QuJoaXaTX/a/QiB4Nwrja2jlM0lMUA/bGeM1tQwS7rJLaT3cT RBGSlJgyWtR8IQvX3rqHd6QrFi1poQ1/wpLummWO0adWes2U6I3GtD9vxO/cazWrWBDoQ8Da otYa9+7v0j0WOBTJaj16LFxdSRq/jZ1y/EIHs3Ysd85mUWXOB8xZ6h+WEMzqAvOt02oWJVbr ZLqxG/3ScDXZEUJ6EDJVoLAK50zMk87ece2+4GWGOKfFsiDfh7fnEMXQcykxuowBYUD0tMd2 mpwx1d8= In-Reply-To: <896e09a1-6376-4516-901d-354993ac4afc@kernel.org> Content-Type: text/plain; charset=UTF-8; format=flowed Content-Transfer-Encoding: 7bit X-ClientProxiedBy: SJ0PR03CA0251.namprd03.prod.outlook.com (2603:10b6:a03:3a0::16) To SJ2PR12MB8109.namprd12.prod.outlook.com (2603:10b6:a03:4f5::8) Precedence: bulk X-Mailing-List: linux-usb@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 X-MS-PublicTrafficType: Email X-MS-TrafficTypeDiagnostic: SJ2PR12MB8109:EE_|DM4PR12MB7598:EE_ X-MS-Office365-Filtering-Correlation-Id: d1457eeb-8b16-4574-6063-08ddaa6fc2ff X-LD-Processed: 3dd8961f-e488-4e60-8e11-a82d994e183d,ExtAddr X-MS-Exchange-SenderADCheck: 1 X-MS-Exchange-AntiSpam-Relay: 0 X-Microsoft-Antispam: BCL:0;ARA:13230040|376014|1800799024|366016; X-Microsoft-Antispam-Message-Info: =?utf-8?B?MldiNmxYTU1XY3B3Rk53M3FxbHFIU2tFL3kxM09pb2VOTWpHSmthdTFmMjFt?= =?utf-8?B?YVQ1dDZnU0gyVGJWM0JHamN4K2pOMWFNdlpoaGgwUVMwTUJBNEd4NG1INlRl?= =?utf-8?B?dTg4REFYOTdQWGJlNVVDd2dyWHlUc2piZzN4ZW8vcHlSUjVyOU1CR2tXZDRi?= =?utf-8?B?RWpQUUJsV3RJL1VyTzM1akRIVVNoZlFkbTNHWUpEaEpzcEVJQjJjQlRpZG9z?= =?utf-8?B?UFF1RVBHTkVidjdvUjU1TXpSemM1Mmc5cWtpMjI5MUdQeVBkL1lRUFcrMUtC?= =?utf-8?B?SmhqOWJvczd4WGRFY0lzUHdRalYxOU4xTW00ZGtTMmFYOUNodWFlQ3NhTUd1?= =?utf-8?B?dXJPQmRFNGZtQUFHcU5EbStuUzZrZGppNDg1UXg0V3R0ZVlEZFdZaHBpbkJV?= =?utf-8?B?bG1RM1VqODQ5TEdTT2NLNDBPaThORy9oWitieFYyeUtSajZyWVBQNWJEM2RY?= =?utf-8?B?a25EZCsxQmRJbkpOeWtVb0xqZGJzTTZWTmZtTDNjSGllRFhVK3plUytGT3h3?= =?utf-8?B?VytFS2xESkljNGJzV3E4NEFCSEdMMnVoZk12bSsxY3Vpd3pKUWtJby9kRG95?= =?utf-8?B?bDR0TzI4SFhWbUJCeCtSaERwRlBDL2p1WWFYYXUxWFBGL05jN3ZEQW54N3Nl?= =?utf-8?B?ZzY5dDg4bHhPdVd1Z0E0RVRYT2R4TFhlekZWeDdCNzBjYnB0SFVZenRQbU5O?= =?utf-8?B?dzhQZnBJcGtjdTBycURrRmJoZGlOV3o0RmhMNEdWV1Z3bE1EZWRYU3Z2b3FM?= =?utf-8?B?eHFudFRoWWhJaDBwb0pNLzErY0RBMEZRRURtL3F2SU1BMmlRN0N6ZWZncnd2?= =?utf-8?B?dm5MS2lTTE1IelYzZURSUENMTzNFK0NGV2MydjRUNG1QaDJML3dQN1lLUkJB?= =?utf-8?B?VlRHNnlaRWRJYkl5ZEhrMytzT2RtM0xPb3NxYS9CSlBUSXBHRGhWZDVBM0FY?= =?utf-8?B?QjJueUJDTVhqUjh1SS81WlA5OXVpQWdaNkMycWVpZGdnQis2a2twbHhzclFU?= =?utf-8?B?N0ZCeFQyRXFSSVFvbjhocGlsbWNiSXRiMmtMNUVGT1Vmc1diY204ZXowUmYr?= =?utf-8?B?Q1FrVFNIQndHcWwzNFJsRVRLWkxIaWloV1p1aTc1R1hzdVArV2kveUx1bVds?= =?utf-8?B?WEZ6KzIyWVJJSG5QR2NTOE02bDlQd3RSZ05MdnhtRlJoa3J1VnhKR2RVUnJI?= =?utf-8?B?ZW53K3RoNks3NitXMm9Bb0ZURlJSVkJ5SnlLK3RiY0NTZVJDU0xQMVJFVU5k?= =?utf-8?B?bkV6a29UaFNFeG9hbnRXQ1krUmdrdmlzSTZSanFya1V3c3dZb2dtbG5CYzlw?= =?utf-8?B?c1FVQ2Nzd2JuZitjbzBGbnAzd0hEblRTK1VMdFltRVYwK3hZTHdkNnNCcHpo?= =?utf-8?B?YnJTWnZEQXplRkcydkdJeTlYZjJCVm8yZVpGdnEzR0MrVVQyMXFzUlZXWnJD?= =?utf-8?B?SmhuOEZERFYyVmdrZWxEU01odmJnTlNpZUVoaHI0WGNtZTdKUzRJK2RQeDN4?= =?utf-8?B?Smc3N0k3aUcyQUVKell3N0xYK29GWVF2ZnA5Nnh6WTYvZU1nRVJGcVljMnJZ?= =?utf-8?B?TXFaTkV0a2xoTnkybGpGRnJza25PRm8wSjZoUy9OcGlsUXZZczR6bnBlb0Nu?= =?utf-8?B?UkJ0WGxMbUVyWjlOS3hrTXV2TXdFdXM4MjZhcFlYM0VsYXFUbXQyOHpHUlNw?= =?utf-8?B?NWFsQzBzUGd2ZVpUUXFjN1QzMlRVVmRBcG5mbmRIVHZSMmJXVURYUmhnVHE4?= =?utf-8?B?Mlhud0xJUERSVjRHcEhmK2p6SFB1Q0kyelcwL2xVRDlEVm1VUjRFNSt2LzlG?= =?utf-8?B?T1VKUXdXc3BRTFZIcTRQcGFVdXI5QmtveG1GL0FVRSt4VllYVHp3aGVoRXJR?= =?utf-8?B?RUNzc2Fjb3lUWWt6Ukw1and3N3VodEkxZTRPOEZKQXliKzFmS052RXJHN3g0?= =?utf-8?Q?yygK8JCqXTE=3D?= X-Forefront-Antispam-Report: CIP:255.255.255.255;CTRY:;LANG:en;SCL:1;SRV:;IPV:NLI;SFV:NSPM;H:SJ2PR12MB8109.namprd12.prod.outlook.com;PTR:;CAT:NONE;SFS:(13230040)(376014)(1800799024)(366016);DIR:OUT;SFP:1101; X-MS-Exchange-AntiSpam-MessageData-ChunkCount: 1 X-MS-Exchange-AntiSpam-MessageData-0: =?utf-8?B?SEJQUUptN00zaFowa2pKTWVMY1RhYXVLQ3FkVThqaGw4Y0ZVaWZiY0NqMmc3?= =?utf-8?B?MHg5T3ROb25relJPQzFYcS92WEtXdUZYVHYvQUFKU3d3cnRPcEJaVkR3QzVM?= =?utf-8?B?eitxcUROOC82eEhsZVEvTnI4LzVsUnh4Um5odDFycEU1MDRRNDFCQmV5WFo1?= =?utf-8?B?dVBkU3JvdEp6T3UyekZram53UFJqbkxwdlpxbWExMzArWDRqNW9RaFJzcHps?= =?utf-8?B?a0VpTGk1enBLbGx3R0pEeE41eUkvSyt4NUprWldOeS9kdG11RHExT2VhOC9I?= =?utf-8?B?SFZNMGN6aFhmcDVNTi80bnRiUzNzNm4wT2JsWkxTclRteUZUNVUvd2pFaHRl?= =?utf-8?B?VE1DWGtOb09FcE5xS2FUSE1pdFBaMzRONGFyb1M0N0t6NTZKUXdGT0FGS0tU?= =?utf-8?B?U0RuK3Q1MjZYaERMaGRzTlVIZjFzSXZVRWVyMzB3RjNTTGU1LysxakdvTlFD?= =?utf-8?B?RSt6bndpMzExMVlxVGM3Y3Y4eWVvaEN0czhDNGZMK2ZaSjVLaG11RkpGOTRh?= =?utf-8?B?QzhvZWRzVzJEc3pRT1NJSGpKNlMwM3pwa3dTWDlydGFkcVNMZjF0OWQza1ds?= =?utf-8?B?bVI5dm43L2lRaFdxWExGK1hxS21NbGNaUTZEYUYzYjkvMHU2VDBMQUxTY3Zs?= =?utf-8?B?b2F2WkFiMmtaRW9pbVUrbFg1MWxicFJROFQ0Wk1mVHQwTm9SVTlVRWlOTkh5?= =?utf-8?B?eDNMcVJ3enNPRmwwMm1NaVdGUFhKdGdtWjNkK0w5YlJMYThBN0tVb3FIdmQ3?= =?utf-8?B?Tkl4cTFYZ3ZtNURuRjU0UnllY0wrU01mTTZZOW1MQlhlNW1lZG1vSmNlSFMw?= =?utf-8?B?NGhpUmtPQzFvdEw4Q0tPK0dqWFJCMmIzUmhJMzdzbkJ0NS8xWEg1dlhEVW4z?= =?utf-8?B?UXFtWHBqSXZqZ3dMbnREekdVanRIRUZNTk5mM0tpNE5vSUVhdE9FSk9EenJW?= =?utf-8?B?aDN5ZjJUWkZ4UUNNRXh1T3VqSlBXWTduU09wRG5VTGRYYzVJS1l0WGdlNC9t?= =?utf-8?B?dEozMmNTZEVXZVpRbDJ4Y3N5T3REbnBraFJNaWRWb29YalZYNVkxSTRFNnBJ?= =?utf-8?B?MVU5MkVIOUhhU3h6OS9ucHZsdFBnTnRVT0IvdDQxK1g5ZkRkNjd5RWJUV1cv?= =?utf-8?B?aG9IZS8xZTY1SjI4Z1QyOVpVUkovSktySHFCZll3NS9NdWQvanUvUjM5VUpa?= =?utf-8?B?MWEvR29ldFk2WExDTTRWUWJqUFVpNFZUZUZmTHFXekJwSjQxUE1UQzMybUI4?= =?utf-8?B?RmNudDYza3l1elZoWkc2djkyNXc0dTZpV2ptU0VCTUtaYlpON25lckQ0YklH?= =?utf-8?B?U2FTZWdUcVRwSW85UmdFVVNZZXl3bHFoQWNCSk1XQytGSlF2ZHBJeWhGRjBE?= =?utf-8?B?dVFSeUVWb1JxZDVoRlFmTDFoLzFqV2hmWklxOTBPZVNKV0FmVTRyNDhGOHFH?= =?utf-8?B?VVlhYzJIN1psSTFWRGxTRVBDcFc1Zk15OEQyRWVVTE5zMTZJSURha1E4R3ZG?= =?utf-8?B?eDdYTjU3Rjlqek1pakx5aDlkL0tMZ0srdFNyZ09vdXNuY0RmcHpqc3FGbDlU?= =?utf-8?B?UElTQkNkaEZ0V1ZnNUxSK2NhMHBtYmFFQVY5K3BUcHZyMXcxQ1VOOVo4Ym5G?= =?utf-8?B?YWFsR3A2T2JGZEJEbzRic2pPYmdWYnN1QnpiT1JVK1pYbGtMZEpWaklnSzha?= =?utf-8?B?dTVRVFJkMVpHcUZQMkpUS1YvWVhnVUQwMlNJTGRlTFdRZXZLdFNiWHdoVkIy?= =?utf-8?B?TGpHNDE0eG4yM1V1T3NNMkxTOTZJVEhMcjlxUTkycytHU2tObTB6MU5pSFRm?= =?utf-8?B?ZDdVa3QxZTJ4dXB3ZHV3eUpkNG5UVVlUTmpqVk5VV3F4d2tWaEpNT0ExbXln?= =?utf-8?B?NkhpN3drOEUvZE8raVdTUUthaWl0eUxPWkVoWDErai8yQlVOdnZYZ0hobXky?= =?utf-8?B?TVc4bmt2TkM1bEp0Y0VkeVVmSzljMWdvd0kzMDJId3VVb1cvNXhjcTh3QmpT?= =?utf-8?B?T0NyUW04eTdKczk4WmM1QVhWWjE5VGVCQkdyZkJsQ00zV2NXKzZ1cWtiN3ZE?= =?utf-8?B?WVFjbnZDVDZRT29oMTVHNXRSSXZjL1lELzNLZFJnZEx3N3c5bXJrTnFnZ1N2?= =?utf-8?Q?ZkWP2NrfdLvvGzFCVFD+4tmoT?= X-OriginatorOrg: amd.com X-MS-Exchange-CrossTenant-Network-Message-Id: d1457eeb-8b16-4574-6063-08ddaa6fc2ff X-MS-Exchange-CrossTenant-AuthSource: SJ2PR12MB8109.namprd12.prod.outlook.com X-MS-Exchange-CrossTenant-AuthAs: Internal X-MS-Exchange-CrossTenant-OriginalArrivalTime: 13 Jun 2025 11:45:14.6932 (UTC) X-MS-Exchange-CrossTenant-FromEntityHeader: Hosted X-MS-Exchange-CrossTenant-Id: 3dd8961f-e488-4e60-8e11-a82d994e183d X-MS-Exchange-CrossTenant-MailboxType: HOSTED X-MS-Exchange-CrossTenant-UserPrincipalName: O9el+xiOChGr4hw0K9GYd6GVE7IE0KJNbuWfJqluUsbGHd8boh+CUxtl0Xyqa+L1 X-MS-Exchange-Transport-CrossTenantHeadersStamped: DM4PR12MB7598 On 6/13/25 13:12, Krzysztof Kozlowski wrote: > On 13/06/2025 11:13, Michal Simek wrote: >> >> >> On 6/13/25 10:47, Krzysztof Kozlowski wrote: >>> On 05/06/2025 20:29, Radhey Shyam Pandey wrote: >>>> Introduce 'reset-delay-us' and 'power-on-delay-us' properties. Default >>>> delays in datasheet are not good enough for Xilinx Kria KR260 Robotics >>>> Starter Kit (and others) so there is a need to program board specific >>>> reset and power on delay via DT. >>>> >>>> Signed-off-by: Radhey Shyam Pandey >>>> --- >>>> Taken reference from mdio.yaml[1] >>>> [1]: Documentation/devicetree/bindings/net/mdio.yaml >>>> --- >>>> .../devicetree/bindings/usb/microchip,usb5744.yaml | 12 ++++++++++++ >>>> 1 file changed, 12 insertions(+) >>>> >>>> diff --git a/Documentation/devicetree/bindings/usb/microchip,usb5744.yaml b/Documentation/devicetree/bindings/usb/microchip,usb5744.yaml >>>> index c68c04da3399..94a2bebd32da 100644 >>>> --- a/Documentation/devicetree/bindings/usb/microchip,usb5744.yaml >>>> +++ b/Documentation/devicetree/bindings/usb/microchip,usb5744.yaml >>>> @@ -52,6 +52,16 @@ properties: >>>> description: >>>> phandle of an usb hub connected via i2c bus. >>>> >>>> + reset-delay-us: >>>> + description: >>>> + RESET pulse width in microseconds. >>> >>> I don't understand - there is no user for this in USB. Why do we need an >>> ABI if no one ever uses it (and commit msg should clearly explain that)? > > This still needs solving. Let's solve discussion below first. >>> >>>> + >>>> + power-on-delay-us: >>> >>> No user here, either. Plus I just wonder if you are mixing here RC >>> delays or regulator ramp delays, because datasheet does not mention any >>> delay. >>> >>> Can you point me to datasheet page explaining these delays? >> >> Here is datasheet. >> >> https://ww1.microchip.com/downloads/aemDocuments/documents/UNG/ProductDocuments/DataSheets/USB5744-Data-Sheet-DS00001855.pdf >> >> 10.6.3 chapter >> >> minimum assert time is 5us this corresponds to reset-delay-us and then there is >> requirement for minimum 1ms for configuration strap. >> On Kria platforms 5us and 1ms is used in U-Boot usb onboard driver but that >> times needs to be extended to be able to configure hub over i2c. > > > And why minimums don't work? Because of some RC circuitry? If so, we > have bindings for GPIO delays as well. There is slg7xl45106 device which is likely adding delays. But maybe this is something what can be validated on different board without slg device to see differences. Let me look at gpio delays too. > Or regulator-ramp-delay... but I already said about these two. Not this one because there is physical regulator to wait for. Second time is configuration strap one and power-on-delay is likely misleading and should be renamed in the driver. Thanks, Michal