From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from CH1PR05CU001.outbound.protection.outlook.com (mail-northcentralusazon11010029.outbound.protection.outlook.com [52.101.193.29]) (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 0D0F734BA57; Thu, 18 Sep 2025 23:11:54 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=fail smtp.client-ip=52.101.193.29 ARC-Seal:i=2; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1758237116; cv=fail; b=tv2XJmNLd/gkc3iD/tFUGAP1CEg+okdt9EbS/jiX9wqy1uCodCTQQslQaFbaFBYBMBbG+/90wW1x9jOpiqNukASY8A0fi9LIJsZkYlPlxpGc9kH/kxTcP++v6S8Cq6bwxYVAMFYkvaWsDP7qSlSSBFrGfbCJhOLMWldcHzW5nVs= ARC-Message-Signature:i=2; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1758237116; c=relaxed/simple; bh=MWl52JM1QF9v1Tp1X5hyflKkCYT5XkJtTb1tpPWhfsY=; h=From:Subject:Date:Message-Id:Content-Type:To:Cc:MIME-Version; b=lzrDHr0Ld2KzpZhE8lTQloMgOqzhnD57+T82xLFeo1nNwueLGsEG2YGtdEUqMBNmgGnmsztXYWKoi41d6BbD1ivSETYyu90LN70NaWkKbc1RUxw9koPCijsn+oMxd5XUCCZAAa8uIxTaUXQPFaPDMACBQGjIEvbr7vUfoikG/nc= ARC-Authentication-Results:i=2; smtp.subspace.kernel.org; dmarc=pass (p=reject dis=none) header.from=nvidia.com; spf=fail smtp.mailfrom=nvidia.com; dkim=pass (2048-bit key) header.d=Nvidia.com header.i=@Nvidia.com header.b=Z2+lRACu; arc=fail smtp.client-ip=52.101.193.29 Authentication-Results: smtp.subspace.kernel.org; dmarc=pass (p=reject dis=none) header.from=nvidia.com Authentication-Results: smtp.subspace.kernel.org; spf=fail smtp.mailfrom=nvidia.com Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=Nvidia.com header.i=@Nvidia.com header.b="Z2+lRACu" ARC-Seal: i=1; a=rsa-sha256; s=arcselector10001; d=microsoft.com; cv=none; b=BXzldPRQlhxlMd64WYU0SrqJb67530Gnl3N2OsQzYnCYeua9qnNmtNUpc8MhS3LMrVcE50qVDpSbZJQz1Fn3f7Et2zfIHJHyTbisDuKSA36oKEtKCKlf4SZoFGLsVwfyg+3ypnQEbJ58wlWhWA8eRxKr07eWrFhemzIA8JcZTFlTGW+jCG3Ss2wnwybyJmjVNZMb2beHJ+sLSD+Mm696o9AfI3oMnf1jW/RZ/PAdP/uEPrKTiJ3jIu3g1heruSKqfA9xvXr/lOGQNjlpiTX1nfZ29g4RrUPO8TaCDqRyhxN4YCBjW+cmLk9le9wAp+Nd1Cmodj7DxUYz4djylf1iuA== 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=rN4SdrbP3hVHhtzCEDjSAnUXqr77l4jj6fJwfT3KFJ0=; b=isQLmUsBrARrvTnD613Ocfb0LntzivyuPzKNLPYZjNvPuUyMloOnaFvJb3PqNm+agjPCqeETx2KeJY7/M8dkwpoUj086Bahu5KwmhFn7/5BR7usEXIGgU9NMpMohQ1p6PbYj4oHSSRCloAXlchQHm/NyZuhfEanKMyYCHwPNSJ5j8aggdY7AUTGQTrBuVgU36pNiN/FoffEnWK1t66AQnxzcYI9QKzOoTCC8ippilBI6JbaNIoXFcug57Ww4NsXwjqsE+fRi0PFmsyQidNuj+pNuQOiWDTZCll01isOzwEQX1+Eue/jsnYq/0cnRrrIhta4+g03kN22F9uDlwJD0sQ== ARC-Authentication-Results: i=1; mx.microsoft.com 1; spf=pass smtp.mailfrom=nvidia.com; dmarc=pass action=none header.from=nvidia.com; dkim=pass header.d=nvidia.com; arc=none DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=Nvidia.com; s=selector2; h=From:Date:Subject:Message-ID:Content-Type:MIME-Version:X-MS-Exchange-SenderADCheck; bh=rN4SdrbP3hVHhtzCEDjSAnUXqr77l4jj6fJwfT3KFJ0=; b=Z2+lRACuC/lcPisx2/kOXpmQ/xV9xo85bch3GogqQGCMwUcMmvbqCFWrjz0BYEPd1OhYwu/6ro4vxkHlUYbUZAID7zDQl2dvx8fN3B5Iygmwl18T69kbP1CTN1Nbl9AcEwZYU1+Rl/diwv4vr5/K/5M9ir1OrWtJITJr8WlD8rFG4eYBTKo05kClw3sPOfKeT5EpVLXDLY/uOzhs2eNSE/tUlW4/6G9lUtnrhzgevR7lA3kCu2quVC+Vwgll9HUCpeVzUkExNEdfV0WWWcm1pFHG73egxL+44q/GyRKhN+yEELHiLMBXAqGgcVFNWxVg4MgLCZi6pW9c7q+5nvaQQA== Authentication-Results: dkim=none (message not signed) header.d=none;dmarc=none action=none header.from=nvidia.com; Received: from CH1PPFDAD84AB72.namprd12.prod.outlook.com (2603:10b6:61f:fc00::627) by IA1PR12MB6483.namprd12.prod.outlook.com (2603:10b6:208:3a8::14) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384) id 15.20.9094.22; Thu, 18 Sep 2025 23:11:52 +0000 Received: from CH1PPFDAD84AB72.namprd12.prod.outlook.com ([fe80::9de5:7299:4ee9:21e8]) by CH1PPFDAD84AB72.namprd12.prod.outlook.com ([fe80::9de5:7299:4ee9:21e8%4]) with mapi id 15.20.9115.020; Thu, 18 Sep 2025 23:11:52 +0000 From: Marc Olberding Subject: [PATCH 0/2] Add device tree for Nvidia BMC msx4 cx8 switchboard Date: Thu, 18 Sep 2025 16:11:36 -0700 Message-Id: <20250918-msx1_devicetree-v1-0-18dc07e02118@nvidia.com> Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: 7bit X-B4-Tracking: v=1; b=H4sIAKmRzGgC/x2MWwqAIBAAryL7neAK0uMqESG61n5koRFCePekz 4GZeSFTYsowiRcSPZz5jA2wE+B2GzeS7BuDVtqoUQ3yyAVX30xHdyKSvQ3aYXBovIJWXYkCl/8 4L7V+7/W2NWEAAAA= X-Change-ID: 20250908-msx1_devicetree-7af2c1fc15d0 To: Rob Herring , Krzysztof Kozlowski , Conor Dooley , Joel Stanley , Andrew Jeffery Cc: devicetree@vger.kernel.org, linux-arm-kernel@lists.infradead.org, linux-aspeed@lists.ozlabs.org, linux-kernel@vger.kernel.org, Marc Olberding X-Mailer: b4 0.14.2 X-Developer-Signature: v=1; a=ed25519-sha256; t=1758237110; l=947; i=molberding@nvidia.com; s=20250815; h=from:subject:message-id; bh=MWl52JM1QF9v1Tp1X5hyflKkCYT5XkJtTb1tpPWhfsY=; b=+RncYwPvKCBBWFbM9/5l/ajfK0jksc3ps07JpW7yhRVEYVnExnN064swMdroW2Me07szzCgbq EwPY8UP8kcWB8GtsfHyavTNaFZGlKXDr8KAs1d6yVeQX6LNr0q8ZmKD X-Developer-Key: i=molberding@nvidia.com; a=ed25519; pk=qCpZ1WFEf5YiaL88PDdYhG+A/bKk7rHp7KF2K3GmkH0= X-ClientProxiedBy: MW4PR04CA0061.namprd04.prod.outlook.com (2603:10b6:303:6b::6) To CH1PPFDAD84AB72.namprd12.prod.outlook.com (2603:10b6:61f:fc00::627) Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 X-MS-PublicTrafficType: Email X-MS-TrafficTypeDiagnostic: CH1PPFDAD84AB72:EE_|IA1PR12MB6483:EE_ X-MS-Office365-Filtering-Correlation-Id: afbcff95-fc3b-493e-4198-08ddf708c087 X-MS-Exchange-SenderADCheck: 1 X-MS-Exchange-AntiSpam-Relay: 0 X-Microsoft-Antispam: BCL:0;ARA:13230040|366016|376014|1800799024; X-Microsoft-Antispam-Message-Info: =?utf-8?B?QmErbGs1RDNEeCsyUjY1bWorajJJbjYvWDhLNzRFRjVYZkFoYzU0c0loU09K?= =?utf-8?B?L2R6WVZwQjNuaXROZFRqWHkzQVRneHdtZytjcjhRYmhCemZCN2RhbEQ5UlJW?= =?utf-8?B?TzJNQkh4WHdjRmErRmVzZGN0Y0NxSlc4YnhiNkVFc01zTFFVcnJ0TGU5ek5C?= =?utf-8?B?VituK3RoaTlCdHpBYUl5RGh5Q0hERjZ5WWZtdFhIQTA2MFAwNmtIbXhSam5t?= =?utf-8?B?VzdteDNBcUhwWG8yZnVTTzJFYlR2aFZ5S2dCVU5xZ2lIalNSOTJYTmV1SWNE?= =?utf-8?B?a0w5RmVCN0pZdDc0dEJmNlV5SUZrN1hkc0lmazMyWHp1VEJTY1N2U3Fia2ZF?= =?utf-8?B?WWNEb1lhRE1vQzdJYXR1Z2VJQTlQMU15OUMwMlVpOXhoRHU5WVRuWVdESk56?= =?utf-8?B?bndVNHFDT1BhaE8rbDZyYktjaENNTUJqVnZnaWJNeVVPaERSMlYxclF5d01a?= =?utf-8?B?Qjk5YTI4UTlIWjRiS2hFdFQ5ZUNWMjhMc2VSVUpzZitqUnB1OHlsak5ZckJQ?= =?utf-8?B?c1pFNExMSEM4UFRqOWJ2S0ZPV2hrWGFPRnhYYTFGV3J3a1kyeWMrY3lMa28y?= =?utf-8?B?eHpDUXdvWG4vTmJWa0xrZEg0L0VxNDU2a1l0dVZkeXp4SVdpUHNqQjc4WUxR?= =?utf-8?B?TzNaQ2tYRnBPMEhrNHRHNGJMazRyalFzbVRMcUV5MnpNTC9LdHlocU9NNkhY?= =?utf-8?B?UHNRYzNwcFN3anA3NkZSVmJYZlg5NDNSZnh1WTVKd1B3UnFYSWRMOTlCY2J4?= =?utf-8?B?b0lSZ01IczVEMFNNTFVxOUNKcXoxcHFPeEVFMEVPT2VnWFk2eWdSaDZONE5I?= =?utf-8?B?ekZHOWNGbC91VWE4K203V0hMKzJ0YmYwZWtpSHJoVXg2SlhwN0wrSVlhNm1Y?= =?utf-8?B?WVhTc29NMkVZdEwwZUExNUVsUFV2UDVKVUJwOU42ZWtrTkpSTlF2UzBhb3Vq?= =?utf-8?B?T0pGckNpNXZqMUgxSkl6OGxzNWpudVJHU3A4ck1PLzE4T3hiMVo0K0FqdFpj?= =?utf-8?B?WUlQN24zaTRpMTVuY0FSdVJINzNVTTdYaTlXaE1lbktxQzJLM2l6cjgyM2Zm?= =?utf-8?B?bEp4RkdJVzNNSTZ1VS8vSC8vRmM3eExHQ0MvN28xcjA2YTQ2K1YzakVxMi9B?= =?utf-8?B?YzhNSEJmaDRwUm1yeFhsV3RTcmEyaXhHN3R3WE00bnEyY2dyRHJ2QUViVW96?= =?utf-8?B?VzZieVFWVjEza3E1WStBSmthRXZWRUpxVXovOWl4U2xyK0NJcHdJRFhDVXcx?= =?utf-8?B?WkdTM3J5akJydkxBLzdYaVI3YTJKanBHTjkxUGtVa01HSm10eGVzTjdZanpX?= =?utf-8?B?OEhzL2JwOUdWSDd6cWE2ZDJVK1RRYzd3alRMeENOblZLRmRNYkorRjYxQ3Br?= =?utf-8?B?bFpUcm5rNUM4YVNtK3hRaE9OaEhJaG9vSzU4a2U5K3o0Mnp5VFcyNlRUWDl2?= =?utf-8?B?WTR3M1VmRmxXSEVwMk8zcVBlaW9kQ3lqS2ZCa0pPOUJOM3BhbXBjZDF0bDF0?= =?utf-8?B?ZlcxdER6NDhSOUpGaStWV3BFeGJlU1J3ZUFqU1RsSXF3dXU5RTdzWmNzYmE0?= =?utf-8?B?Wi8waitxUVUyWGZibTA4ZGdibXN2U29UKzN5RGIyMmg3aWR3UGJOdjBRc2g0?= =?utf-8?B?eUdyTmNMY0ZVemgxUW43Vyt1bHVmZnNIbDllbXAvNjZJOWVQcmRRV2NWeDNv?= =?utf-8?B?KzlBMjZ6S29ZR0RuZDMrbTc3MjdUUkR1elNCQ0dVcGxEdGJXb0tickFRNk5K?= =?utf-8?B?ZEQzdnRMRkhCS0ZNWHEwQkNseUYyUWZNcDNYRGxZWEw4NGVUdWFVcWg2U3or?= =?utf-8?B?SHlxUGhmR2JzVGI3ZTBrVzMzdTV2QUJDU3hGcHEyUEFaMTJtM1pzaVhCNlRu?= =?utf-8?B?cm9HRmFqWHAvcmpvRzFGUlpaeExnY29kaWMxcmNSTGxoMU9Bc3JQbjZ3c3k0?= =?utf-8?Q?RqbASoQeIKE=3D?= X-Forefront-Antispam-Report: CIP:255.255.255.255;CTRY:;LANG:en;SCL:1;SRV:;IPV:NLI;SFV:NSPM;H:CH1PPFDAD84AB72.namprd12.prod.outlook.com;PTR:;CAT:NONE;SFS:(13230040)(366016)(376014)(1800799024);DIR:OUT;SFP:1101; X-MS-Exchange-AntiSpam-MessageData-ChunkCount: 1 X-MS-Exchange-AntiSpam-MessageData-0: =?utf-8?B?VExMWWtMR0lUZlp6RU5KSUl6UmhIZjJQeHg0S2JlM1p3OHpUaHIvOXlmUUVn?= =?utf-8?B?UGdSVkNEb3lHc2VMN2N0Ymlvbm9iTHpUbUpFazgySDlJTDhybm5LcVhmdko0?= =?utf-8?B?bkNoc1VzNGtnWDRBbit3a1NVcEtYUm9Pb2xnTGc3NVZOd3VyanpvUitkbm1C?= =?utf-8?B?c3VZUFdEZXhBamx6dksxdytrMldFUDhFUm82S1NtU21NVTZpc2lMYWNrQVNM?= =?utf-8?B?eXZqUUdmTDVxOElEc3VTWDZucGJGWHZrOUszR2VyMDlYV0tLWEUrWEpyY0VO?= =?utf-8?B?STVXL1dPNENMcFBFMGE2MEFxbXNKRDAzYWtnL3NWbE1FM3V1dmN2NjdrczVR?= =?utf-8?B?L09qOURMdngxODhNaGlGTnZlbEtQKzVwK2xFV2Y4aE4xR0luMDNXSEpWd1Bm?= =?utf-8?B?MHdmOFMxOGg0eTc3SHZ6VnRGN3hHeE9DeDU0YVJjV3p6YmJ3TGJSY3dLRlRB?= =?utf-8?B?U3R0U2ZkeENlMTdTV0tnZ1NxRWpVeWtmU3EvMHFwL2hMZWhyaDQrbnZXbURR?= =?utf-8?B?REMwT0V4TlNZZHlLSGI3WlcrcnhFZGFLUXNzTHRWN3JqdG1HQVFmaXNFR2Fm?= =?utf-8?B?MTFuMXIybHNwTkxIaXFaSkxNV00rb3F3Q1NMeVlXVjRpRFp5Z1FOaU0vSUpw?= =?utf-8?B?L3JNTXpFZnp6LzYrSlgxM1FMMExFVzAxSmZKay80bVZBdE9ocVV1eDBUeG1S?= =?utf-8?B?MWlwWDl1MStqTFZZNE9iNDZEREU0bVM2dzBpcHZWaHZjeVpXb0ZkNTNrdXlk?= =?utf-8?B?MkRkZEtUL1RLTEUyL1d1NEJ5L2ZFMW5JNERtKzRzS2dyR1NZUGV2Tk1LZVhm?= =?utf-8?B?aWhPcVl6SEhMRDFwY1poTDBva0ZzMDJpS1dzNjNYd3BQbGZSdFBsZnpwUnB1?= =?utf-8?B?Q0taVTVYK3BNSW83QndKNGl3TDMrTnMrb0Z0eEl4VDVnMy9Wb3ZIaFNxaE1s?= =?utf-8?B?bEJEaWYvTGRIMnRaRDVKTFdUMTN3eXgvQnFNbHdhdWxMWXFxbEQzTnpGajZw?= =?utf-8?B?QVlnODJraHo3UHU1UktNdnBnMXA5KzdLSm42cnRyZDB0dnRzZVpUUVJBOUhY?= =?utf-8?B?RGk0LzhERVFFSkFNVFVNMXVDT1dRL2UyMFdHV3c3dWVBT1lJVU4zT2xPZUww?= =?utf-8?B?MGhIWjhPOFAzL3B5a3RoYXlDK21RN0ZaUDBwcStxVG0xeFp2MTNPRnVnRnZM?= =?utf-8?B?UElSWjFRSTBZZzl0M0NlakRNNzhXWmhxdzZOTUZSdlJwd0ZuNVVrMXhzWjBr?= =?utf-8?B?R1NaRDlNeE1OVkRPci9KaXZPVFRRaXFxTXFYWmhsNVJ0YW1wQ0IwYjNFdVpt?= =?utf-8?B?M1pRYUV1eHNRV21RUWFIbk96Q2c3dVJiV2E3bjNIRGRHSXpINm5SaUZtWEZt?= =?utf-8?B?NENobVUxdEtTNmZERU1yZlZ2Z3BheSt3YzI5dDVFWnpvaTVwYnBuOGIySUQ4?= =?utf-8?B?OUphSW1wZUJDbzhTaWlGNUg5ankxZEJvU2ZLK1IrVTl0anhQaEdGdTU3aTJu?= =?utf-8?B?aTFpZTIxMWVUUEhSbFVQdTFXbnpSbU1qdCs1VERwNGdQZmtPSTRuV3NWMHpa?= =?utf-8?B?eTFBQXdqa0drNXBvaGpwVzI4TGZNQTFuVWZWV3F4dlZvejMyUFRlMDhoV29h?= =?utf-8?B?SEVvUEVDTi9yL1VaTjQzdWVWNFpMQktTR2Z4eFN4U1lxNnppbHVXd3Zid2sy?= =?utf-8?B?VUVGTDNheHNzT2t1bmZkQVIyZm1IeUw0M2IrNmIvQ1NFa2gxZkl4T200VWZO?= =?utf-8?B?eVlnNldHeUNXSnNNeUtvMEQ4YmVraFZTcFZvUm92YXFyVnpiRDhKbzgrY0g2?= =?utf-8?B?QkthL053SlNJb3prZXNycFRVaVVTbWV1WlBlZWJiYytOQkIvNVY5RVBNUjlW?= =?utf-8?B?clNYdkYxQ2k3NWNlaWFhOUI5WWtVNGlGQk5KaHRidkdVS1kyKzZGNmNrZncz?= =?utf-8?B?U2FiUStHVmRmLzJGMFErNlRnaW1xbER2cW9NOFVpMXk1QThWKzcyRk5wN01Y?= =?utf-8?B?RnJpZVphTTZ3b1dzemc4dlF1SmVjaFpHbFI4QnhyZlJ1L3ZXNi9KZDdnTXRG?= =?utf-8?B?QlBwcFVCZ1JYMmtCVktub0xrcEsyWlNKT0EzUklQZDFTaXY0OHNLTVdGaGJU?= =?utf-8?Q?6eU3qcdmEoLr1dj2coD46SwOA?= X-OriginatorOrg: Nvidia.com X-MS-Exchange-CrossTenant-Network-Message-Id: afbcff95-fc3b-493e-4198-08ddf708c087 X-MS-Exchange-CrossTenant-AuthSource: CH1PPFDAD84AB72.namprd12.prod.outlook.com X-MS-Exchange-CrossTenant-AuthAs: Internal X-MS-Exchange-CrossTenant-OriginalArrivalTime: 18 Sep 2025 23:11:51.9950 (UTC) X-MS-Exchange-CrossTenant-FromEntityHeader: Hosted X-MS-Exchange-CrossTenant-Id: 43083d15-7273-40c1-b7db-39efd9ccc17a X-MS-Exchange-CrossTenant-MailboxType: HOSTED X-MS-Exchange-CrossTenant-UserPrincipalName: nLUjd7yEntIajdCD8aUMgI32IrRCEwwhAqyggOLWWZAQEtuBMu+YcIyl9LZ4XRQz8VsS+S5xC4EcM8E5lvV8xA== X-MS-Exchange-Transport-CrossTenantHeadersStamped: IA1PR12MB6483 Patch 1 Adds the binding for the msx4 cx8 switchboard Patch 2 Adds the device tree for the msx4 cx8 switchboard reference implementation. This is an Aspeed AST2600 based reference implementation for a BMC managing the nvidia mgx cx8 switchboard. Reference to Ast2600 Soc [1]. Link: https://www.aspeedtech.com/server_ast2600/ [1] Signed-off-by: Marc Olberding --- Marc Olberding (2): dt-bindings: arm: aspeed: Add Nvidia msx4 board dts: aspeed: Add a dts for the nvidia msx4 hpm .../devicetree/bindings/arm/aspeed/aspeed.yaml | 1 + arch/arm/boot/dts/aspeed/Makefile | 1 + .../boot/dts/aspeed/aspeed-bmc-nvidia-msx4-bmc.dts | 254 +++++++++++++++++++++ 3 files changed, 256 insertions(+) --- base-commit: 8f5ae30d69d7543eee0d70083daf4de8fe15d585 change-id: 20250908-msx1_devicetree-7af2c1fc15d0 Best regards, -- Marc Olberding