From nobody Mon Feb 9 14:32:32 2026 Received: from PA4PR04CU001.outbound.protection.outlook.com (mail-francecentralazon11013032.outbound.protection.outlook.com [40.107.162.32]) (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 EA51F2DCC03 for ; Wed, 12 Nov 2025 06:36:17 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=fail smtp.client-ip=40.107.162.32 ARC-Seal: i=2; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1762929380; cv=fail; b=tZjP7jvLuFKu+0vt5yRcYpVKaQjmBKukfg97S3aGeWCQh4hQgfryUU+2Y+XR6i2RXQRQsXLG8sgj+pr1WL8BN56SzwZzntT6ttz8BFcc4v9+q1pGT9+kOacPEGr9Gvl34QmvjX9DEqrtTqbbZYNm8q3oL5eg5O6ivXWlQfcWnwg= ARC-Message-Signature: i=2; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1762929380; c=relaxed/simple; bh=9z04Ep0G5ElhiVUuj0x/xZiFASLE/QZ1KwvnBGySPBQ=; h=From:Date:Subject:Content-Type:Message-Id:References:In-Reply-To: To:Cc:MIME-Version; b=hdt0O6AkvZVaUgBcWowDWg/B5K4/VRPHDnKLFAiWY1qqwvx2x3FKAqMhIOG6LQ4nDZT4PCKtYYDeq/aV3Yy7EAXI+oRqqdtxhhfx1k+Y+8UHmIfMcsjpAmuN3SSwn6mJMMFsApauW2+ojMPmGCbEM8nt9+xNOAM/GL0Zpl7b9LQ= ARC-Authentication-Results: i=2; smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=nxp.com; spf=pass smtp.mailfrom=nxp.com; dkim=pass (2048-bit key) header.d=nxp.com header.i=@nxp.com header.b=f7OBgP8V; arc=fail smtp.client-ip=40.107.162.32 Authentication-Results: smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=nxp.com Authentication-Results: smtp.subspace.kernel.org; spf=pass smtp.mailfrom=nxp.com Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=nxp.com header.i=@nxp.com header.b="f7OBgP8V" ARC-Seal: i=1; a=rsa-sha256; s=arcselector10001; d=microsoft.com; cv=none; b=j5Ff2hzLaGo1plUXqGf5+8p9hEasBnVHftTY42qmQfWQb65eGlUsK4pkTUWbDGlk1mTUnvRHhWD5sBtL/6wl5KYLbxkJdan/1IRTZePL8UvWNsL1Cg1ROQK5t5vTRcOD7TfRQKApgyNBUUenDYWupMR1jkDncZ5g+CbySse107c29sR2baMwVwC+kVBzjbObyho5j9Kh27qUZ5r0bkPgoPcHf9J9bDYY7Ylsj0gzWo6F09jYSSvQ1spjxQ4Xe53qS3M4/geotlNYI2dM4pS0inSreuHCy4BphFl64cJQMjngm9tugpQ+o2Lndv2bFkoZfUHldrNEodkNxRhh59aAxg== 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=RunJnqTqTUPygsSQzMHiAbCecp0YEtqYme/+VgtNSXY=; b=mkLXNM0yxf9DKQcFA2XQ3KST0gca52beb5CycMxBKRFMGT7oOySq76/Qt8MZs345CPTa9S+txCvv4el0qfpUSaUX6k++G0KGSVg3lpql4QWnBkFuXwsenhTOiuhZNE0/abK8imwOVCkHK+G0OrCvgONYG748F7IlOjEamitON0FFgLV2GJwZuxi86vD792qkazqSLTscfeCFfVanMQPM75LqyWGa0nsZEnR26JCcwfjuBar0+5X/sLl5KGWQlNakyjusj/FiAXQbff/vPaYmY4eTcNn03gNXFLQLVfM9CNpChOAAJfjWcV3vxNs9C79L6Vo0p1S1h4yFrboaSCcgxg== 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=selector1; h=From:Date:Subject:Message-ID:Content-Type:MIME-Version:X-MS-Exchange-SenderADCheck; bh=RunJnqTqTUPygsSQzMHiAbCecp0YEtqYme/+VgtNSXY=; b=f7OBgP8VJm7wZYxsy3FwI0q5g3UvifLxkCdznzr2allMgAt447BRLEb9qJifE1Eh+RWSTx97Y+KLnXuhrYMk1xzwyINPRDEBN5zro9wphZIH4Henu1rflPiMw42CuiTUELQdDIpwNZOESO8SdL7ahGvms+/JN6XD2O+dMLg95BT3YD4Y/8f9sn0+qA3O8p8ey0eE4XtxV98ighNtacS6TfrmtGn9d14NFe8Y3u+iVFzEfhSzTizK7Th6VIPkiLfmhQgezQxoEn4q+Z7WHSfjpM6BIrES1INgP6j/ygYaWhkZ8TE5vKlwOooDihvMdC+IVdMZcm9edLc2vYA7jnhJ1Q== Authentication-Results: dkim=none (message not signed) header.d=none;dmarc=none action=none header.from=nxp.com; Received: from DU0PR04MB9496.eurprd04.prod.outlook.com (2603:10a6:10:32d::19) by DB9PR04MB8187.eurprd04.prod.outlook.com (2603:10a6:10:24a::13) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384) id 15.20.9320.16; Wed, 12 Nov 2025 06:36:15 +0000 Received: from DU0PR04MB9496.eurprd04.prod.outlook.com ([fe80::868b:3935:5e0f:6a33]) by DU0PR04MB9496.eurprd04.prod.outlook.com ([fe80::868b:3935:5e0f:6a33%6]) with mapi id 15.20.9320.013; Wed, 12 Nov 2025 06:36:15 +0000 From: Haibo Chen Date: Wed, 12 Nov 2025 14:36:21 +0800 Subject: [PATCH v2 3/5] mtd: spi-nor: micron-st: use SFDP of mt35xu512aba Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: quoted-printable Message-Id: <20251112-nor-v2-3-8699383714b9@nxp.com> References: <20251112-nor-v2-0-8699383714b9@nxp.com> In-Reply-To: <20251112-nor-v2-0-8699383714b9@nxp.com> To: Tudor Ambarus , Pratyush Yadav , Michael Walle , Miquel Raynal , Richard Weinberger , Vignesh Raghavendra Cc: linux-mtd@lists.infradead.org, linux-kernel@vger.kernel.org, Haibo Chen , imx@lists.linux.dev X-Mailer: b4 0.14.2 X-Developer-Signature: v=1; a=ed25519-sha256; t=1762929419; l=6839; i=haibo.chen@nxp.com; s=20250421; h=from:subject:message-id; bh=9z04Ep0G5ElhiVUuj0x/xZiFASLE/QZ1KwvnBGySPBQ=; b=TMUlhO3TJMhEP2wb8AJPc1Bhkst64PECLFbcihAHh/rMgzikNAJgiKagf4Ita5hPAIbljyT8w 6EeQobrKM8JB0VOSYaUMXwItk8EnTH4J4XMI4w/WX8kzaL0Rr+bGwBX X-Developer-Key: i=haibo.chen@nxp.com; a=ed25519; pk=HR9LLTuVOg3BUNeAf4/FNOIkMaZvuwVJdNrGpvKDKaI= X-ClientProxiedBy: SG2PR02CA0075.apcprd02.prod.outlook.com (2603:1096:4:90::15) To DU0PR04MB9496.eurprd04.prod.outlook.com (2603:10a6:10:32d::19) 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: DU0PR04MB9496:EE_|DB9PR04MB8187:EE_ X-MS-Office365-Filtering-Correlation-Id: 4d710171-c1bd-4d77-6ebb-08de21b5c764 X-MS-Exchange-SenderADCheck: 1 X-MS-Exchange-AntiSpam-Relay: 0 X-Microsoft-Antispam: BCL:0;ARA:13230040|19092799006|376014|52116014|366016|1800799024|38350700014; X-Microsoft-Antispam-Message-Info: =?utf-8?B?elBwRkNSUEcwbWJyeE1sdGFpVklJT2JheHdqNVBDaWs1bi9zR1hYZytwRFV0?= =?utf-8?B?NU9YbUJkdDJoTnZXazMzNDZndmpNdWdpRmoyaDRtQjlWTE9zZUZQK2psay96?= =?utf-8?B?RVM1T2FHb3ZuMGdCVmcrZ0lCMTA3eHNSRGFsNzFPSW1qbDdMbVVzc2dneWlW?= =?utf-8?B?alFiQzN6RUExN21mS3QwNHdCRTNNWkFTdk5JVDVPS2VibXJHcGhDT1NvZlJH?= =?utf-8?B?TGZRNUFmbCtpaHQ3THZsNVpQR3VSa3RFcjkrbU91NHkyR1lWUXBrU1BqdUNz?= =?utf-8?B?MUpTb3pEMjREbnRLRW1udzBlRXZ1SGpmRUhIQWlEcTgyKy9SNDFidGNtVzFw?= =?utf-8?B?Ym9uTVo5NkRHazZ0dVhBTSs1bkxvczVUTTgwOG9DbEtxOGNlYVlGR3BaS1Fn?= =?utf-8?B?STF4aVdhZStOdlZWNTVsbjBiOE9jQ0sxNmEwSXM5ZGR1dXVMc0I4TUlCT2R3?= =?utf-8?B?V1NrZmlHRWFVV3JRK0RTaWdJdit3OUdIRWFiaU5ZSTZzUThOeXFOM29NZDVO?= =?utf-8?B?dmxxWmlmS2pzd1dxU0FpTDV4MkYvYTJYMnRwdExHZ1FBTnRxdFJzVlc3MFBh?= =?utf-8?B?b3lyLzV5N054VG1NRWVQSkgrcUFteDRTckVLWmpTeXBrN1pPTWRhWlBqNFF5?= =?utf-8?B?U2c0eUVBL2NzUDdGT2pKRmM4RHRWSzcrUytyQlZVMzdScDlGWlZpdjVXK0lr?= =?utf-8?B?VEJXZWJvV28yMlU3WlR5dVZFbEcweXQxQ1JZdGx3VzlGeU1GUWVJTmh2SVlJ?= =?utf-8?B?UFVhaWo5QW1GQncxTUVGWnVhZmFNckUxYnd5RC9FYXJ3b3V5Q05vZ0txdTZz?= =?utf-8?B?aE15Yi9yR0I5QWtNT3A3bjNPQ2UxWnBMcnVOMTk0N3dqT0JxSW5HOXVmZVNt?= =?utf-8?B?SGtzREJXK0xuZVVwd1dBZStKWS9TNHc3NGY5Q3pmckZmOXM0d2ZySnJIb1o5?= =?utf-8?B?djlEemdQNnRhL0JlZGJXMkFPVHhYYnlsZXc0dlk1YXlQeEdZdmlwaTRCVlhR?= =?utf-8?B?NTdMQnZxYzNnZ1dqS0dWOVJOMUVRK3BxNXUxYk9EWFBCRWJiOWlrVzBPM1JF?= =?utf-8?B?NGhnSjIwMnlaVHZUQ0t1WWxsditHZjZFV0x4R2ZHaGRnSVA2WHBUbG1xMm9V?= =?utf-8?B?NXNsOG9oOWZ3L3Q2K3owdVJGd0xlcmxVTDE2cHNiWkZmazI5MVRVU0hkR3Vq?= =?utf-8?B?RmhmeFhERFk0Z1Jqdkp2S1E1L2JYZzF3dk81Y1pjOUMwaWYxSzlLb1IzTU1z?= =?utf-8?B?N0dYK3U3ZmI4NnhaZW4wSDlNbWtyUjNQZ2lZOVhoY2UzanpjZ1hOUU1pZFpz?= =?utf-8?B?dkhlYTJ3bG9IUkNrdzd5Y2dyR0xIU0RvaG1aSmVjTlloSFIzS3ZQaVZycHUw?= =?utf-8?B?WGRhTmRHcVNCR0JvdDJXK2tIMDExNW9oS2oxRXNTeUhqczFTVThhV3Rtd3Rt?= =?utf-8?B?azBpMTNiNUpPSmo4N1FPSzNMdWVqbHAxTDY3QUpqZ1o3L21HR0FhYm1MMG9o?= =?utf-8?B?VWExdzdBQzhFbmtxSVI0cWFGYVBucmFyY0x1U1BBc1NzZ2w3VXE2U25EV2Vu?= =?utf-8?B?bGVYMjFNNStaYVUzeGZxclY3dnowNFlhQUtRWXpIenpxUVBKSzlqSWlVUnRM?= =?utf-8?B?YTlWbXRmR044OW5Kd2tUYkNVVWl5ZnVnYWNpNVJWSUtISE9tV3pmVFpLemcx?= =?utf-8?B?TDdGTE82SVdsa3RRbWo3MTV0NS9xUzNVT2xSMEN3NFN2MUxWZjBNbHpQVXJj?= =?utf-8?B?NThYVUg1OHBMOXg3UEZkTTBqZGQ4M2hLT3hBK0k2YUlOYWN4cXNiWnE3SVEz?= =?utf-8?B?ZDZzSElJb2hrbXBnbUxVRk9xN212bjhkaGxiOWhVR1JyNG5NdDZIeGU2R0Zz?= =?utf-8?B?d3lISlJqdUpHTVEzRDZ3TUp0VXg0U2t5RkNDTnM1aXZxOFlhNU02R0k0dFNU?= =?utf-8?B?NEJ6UkpDd05hRno5eHNQQUFCdmZLVU1ickhKSTFaekxPTFJiSVVlTjNodkZq?= =?utf-8?B?Z3BBYTVHRms5VUxaR3hSVWhiU2ZOYkRORzBndXBRNU0yUkxOSGpQSU8xNzVt?= =?utf-8?Q?pjZsAS?= X-Forefront-Antispam-Report: CIP:255.255.255.255;CTRY:;LANG:en;SCL:1;SRV:;IPV:NLI;SFV:NSPM;H:DU0PR04MB9496.eurprd04.prod.outlook.com;PTR:;CAT:NONE;SFS:(13230040)(19092799006)(376014)(52116014)(366016)(1800799024)(38350700014);DIR:OUT;SFP:1101; X-MS-Exchange-AntiSpam-MessageData-ChunkCount: 1 X-MS-Exchange-AntiSpam-MessageData-0: =?utf-8?B?a0Ftakl2SDF5VE1FbE05KzRjRXA4Z3pvTU0xQ1NxZWQ1M2t4bGc5RzlWdm8z?= =?utf-8?B?YnZOcjEwZDNZN2tWTW9sQ3pGdk9tM3dEZ2QvZG9BRGN5UElLcCtaRzVtOTBY?= =?utf-8?B?VEpjUzc4Smlwai9vRjRUK0Z5YTVWWFhIL0tyYmx2aXNCclhQR1FzRlZDWmJz?= =?utf-8?B?S1pYcStwK09iU2FkaVFOR0o0aXUxS1ZRM09aZ2JEMjFWQ1FhV1ZRcFhtZW9Y?= =?utf-8?B?VWZlQ0k3dmpLMk55cEl5T091ejlQL05mLzhkck80TmZreGdVNTB4NDBmTi9l?= =?utf-8?B?TnFvY0UwNDZIaXpNdnRjekJhRFZuRnpIWW1jQ2M4SVhRK3Y5SUNkcUNEejM1?= =?utf-8?B?Vk9PUiszMnhoT0hQNWRmaEl6bFFYbDlNYzd6TVNFUzhHZjBaa3NORlYzRWpj?= =?utf-8?B?QWZEaUI5Tnk4R1lXODJjT01vZ2l1U0xTbWp1TGEyMmtvK2tRcGpSRm5tSGVy?= =?utf-8?B?RUZHYnRpa1RBbHpkcTJGL1JhWGVNZk1oekUrZjl1ZjgxOEJVWmFsVnFnalZC?= =?utf-8?B?eXVVcWtFVGJ3d20xV2hDWWJlTTJ5VlgxWTNnUmFudDhyQXlGRTZxRVdocDBI?= =?utf-8?B?RXJtV0ZRYWV0NUZEMENOZENtN0l4QjZmRVZZNUhsYTg0ejk1cU9LeHYwNDJB?= =?utf-8?B?dFhEYnV0N0IrUUJ3MFlBbVducHZpNmlhNjZ1bW5DZnArNWFZVFcveEVGVjk5?= =?utf-8?B?K2w5aGl0QStUY1ZBNEcrNHluWVIyNm9QR2xkbUVDaVFkTllJc2dScWUrcml4?= =?utf-8?B?VndKc3oxbGNOUGpJOVBvWEZ1blhadng4a1RGU2F2S1hGWlQvbnd4WWtxWnls?= =?utf-8?B?dGZwVzVjT0N1bHZ5L0RwUkdVZElIVjV3ZXR1bWlmRGI2QWg1cVdib25JRlFt?= =?utf-8?B?a0toQ1dLR0xZa3czUHF3VTRycmJQTUlCOFVRYng2dXZHRzA1SWcxNDJDMjVp?= =?utf-8?B?KzIxQjRJRDhLN1BaWHlscWh5bXlSNGF0bzBMaGpsS2M3MnFNSG04T2M4cnZB?= =?utf-8?B?SlZkUFJvU0g3ekt4T1JxZm5COTRTSjFLTzlhRnNjY3pCOTltZkFObzV0UlZZ?= =?utf-8?B?dndDTHRiNGcvV2piY3RUQWNFZmRNdWpaNk1aYlB6RXVPd1haSUZnV3VmamJQ?= =?utf-8?B?VG40UzBJRnhjeVhrQjU5NWZhRmpKUXR2RTZxOG1sODFYRFNrNXBkQk4xU3BG?= =?utf-8?B?N0FTL3EvMFZhLzZrRzNSanM4U0Y3RnB0bGJNdDR6dWMxTGlhajVJY2xlSFo4?= =?utf-8?B?U1V0Y25STGdjSmlReEdXdEhPb25sOW0vb0xZcmhianRzRXlNcEJ5VUV2VDR1?= =?utf-8?B?T0pML0V6WW0xYnV1ZHFST2Y2SG9oR0RLK2VOREZnUE0zcGUxeHA5M3pWaHE2?= =?utf-8?B?M1pYd1dlQ2NSSWEwVkIvNUlDa05Rc3pKaXZwcnBnRHRxK1Mrbk8rbFNIdGp1?= =?utf-8?B?bHFtRzVKdERDTU5MY3F4QldmcmRCMlcyTSt2ZXdOcXp3VmorT0UyS2RFRlNl?= =?utf-8?B?WE1uOEE3MDkxRnA1eUYwTTZXWmI5MVo4TjlXU1owSGlyRnhPUG9Wb0M3TW9Z?= =?utf-8?B?UWpSajd0R2RwSmIzL3RuZk93YmpYUFBLaWk3TzJ3WVBxTlZIS1NmcGFnYUxH?= =?utf-8?B?NHA5dktNMk1pRDFPaCtjYWVkNXppOWFzNVBMdmJNZmVzWmpxWERwRTBzdUNT?= =?utf-8?B?czFhZG1oZENwM3htTHo2em1nWDFkUmZTMnJnYngxbFFMM2w0b1M4dlZvdnVR?= =?utf-8?B?c1d0MVV2aVQzTzVMejQ1RDBVRXRqM3Q0T3NxaUlBYURvWHJTRVpwN3dlUnY3?= =?utf-8?B?M2ttL1hqVzl4bHhzOWw5cVFvbDFCSlVWNXh0QnFKOVk4cWVVaC9Ea0k3cWdK?= =?utf-8?B?QmpMcks1cm9PRDlUTUtSWU00MEtZRzVqNTQ2TWx3TElLZmgvN3pnU1NmSEhw?= =?utf-8?B?UTZFcW9RVDVaYk1HRm9CblBjaG16OVRLUFNaSjhCNkVONVk3QURKdGYyRGVt?= =?utf-8?B?Z05jNWdQdGx3cncyNEtNWURTTXByZ1B4OThZeHZKR1B2R3FKd29jb3hDSEFI?= =?utf-8?B?Y25MR2l2MVp2MFdnMk54U2x0QWtzMkhHdGVlK2R1MTR2Mk1saStZZU43bGs0?= =?utf-8?Q?dCmhIbLtTq3CMJI/YmBNUnSqL?= X-OriginatorOrg: nxp.com X-MS-Exchange-CrossTenant-Network-Message-Id: 4d710171-c1bd-4d77-6ebb-08de21b5c764 X-MS-Exchange-CrossTenant-AuthSource: DU0PR04MB9496.eurprd04.prod.outlook.com X-MS-Exchange-CrossTenant-AuthAs: Internal X-MS-Exchange-CrossTenant-OriginalArrivalTime: 12 Nov 2025 06:36:15.3021 (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: +qGjPJWx3WceaWqPWAq0AhlYpFO79ty9pX4P4NI2Ezuw/dfxErqMmIh/c/QtFXaaoPOWeYfVPYENktVvSpYdQQ== X-MS-Exchange-Transport-CrossTenantHeadersStamped: DB9PR04MB8187 mt35xu512aba has SFDP, already contain the necessary information, so remove size and some flags here. Signed-off-by: Haibo Chen --- 1) This mt35xu512aba is populated on the imx943-evk board, was tested at 200MHz using nxp,imx94-xspi SPI controller. 2) root@imx943evk:~# cat /sys/bus/spi/devices/spi8.0/spi-nor/jedec_id 2c5b1a root@imx943evk:~# cat /sys/bus/spi/devices/spi8.0/spi-nor/manufacturer micron root@imx943evk:~# hexdump -Cv /sys/bus/spi/devices/spi8.0/spi-nor/sfdp 00000000 53 46 44 50 0a 01 03 ff 00 08 01 17 30 00 00 ff |SFDP.......= .0...| 00000010 84 00 01 02 90 00 00 ff 05 01 01 06 a0 00 00 ff |...........= .....| 00000020 0a 00 01 08 b0 00 00 ff ff ff ff ff ff ff ff ff |...........= .....| 00000030 e5 20 8a ff ff ff ff 1f 00 00 00 00 00 00 00 00 |. .........= .....| 00000040 ee ff ff ff ff ff 00 00 ff ff 00 00 0c 20 11 d8 |...........= .. ..| 00000050 0f 52 00 00 39 61 99 00 87 8e 03 d3 ac a1 27 3d |.R..9a.....= ...'=3D| 00000060 7a 75 7a 75 fb bd d5 5c 00 00 70 ff 81 50 f8 a1 |zuzu...\..p= ..P..| 00000070 2f cb 27 8b 00 00 04 01 00 06 01 00 ff ff ff 8e |/.'........= .....| 00000080 00 00 00 00 00 00 00 00 00 00 00 00 ff ff ff ff |...........= .....| 00000090 43 0e ff ff 21 dc 5c ff ff ff ff ff ff ff ff ff |C...!.\....= .....| 000000a0 00 0b 80 9e b1 81 b5 85 00 f0 ff 9f 00 0a 00 00 |...........= .....| 000000b0 00 0a 1a 88 10 00 00 00 ff ff ff ff ff ff ff ff |...........= .....| 000000c0 00 00 06 01 00 00 00 00 14 01 81 03 00 00 00 00 |...........= .....| 000000d0 root@imx943evk:~# sha256sum /sys/bus/spi/devices/spi8.0/spi-nor/sfdp 809cbdfc57ae56771e017ff7bfdae7122afcbcbb238f2502420cfe3b2fe20d11 /sys/b= us/spi/devices/spi8.0/spi-nor/sfdp 3) root@imx943evk:~# cat /sys/kernel/debug/spi-nor/spi8.0/capabilities Supported read modes by the flash 1S-1S-1S opcode 0x13 mode cycles 0 dummy cycles 0 1S-1S-8S opcode 0x7c mode cycles 1 dummy cycles 7 1S-8S-8S opcode 0xcc mode cycles 1 dummy cycles 15 8D-8D-8D opcode 0xfd mode cycles 0 dummy cycles 20 Supported page program modes by the flash 1S-1S-1S opcode 0x12 8D-8D-8D opcode 0x12 root@imx943evk:~# cat /sys/kernel/debug/spi-nor/spi8.0/params name (null) id 2c 5b 1a 10 41 00 size 64.0 MiB write size 1 page size 256 address nbytes 4 flags 4B_OPCODES | HAS_4BAIT | HAS_16BIT_SR | IO_MODE_EN_VOLAT= ILE | SOFT_RESET opcodes read 0xfd dummy cycles 20 erase 0xdc program 0x12 8D extension repeat protocols read 8D-8D-8D write 8D-8D-8D register 8D-8D-8D erase commands 21 (4.00 KiB) [1] 5c (32.0 KiB) [2] dc (128 KiB) [3] c7 (64.0 MiB) sector map region (in hex) | erase mask | overlaid ------------------+------------+---------- 00000000-03ffffff | [ 3] | no 4) root@imx943evk:~# dd if=3D/dev/urandom of=3D./spi_test bs=3D1M count=3D2 2+0 records in 2+0 records out 2097152 bytes (2.1 MB, 2.0 MiB) copied, 0.0213893 s, 98.0 MB/s root@imx943evk:~# mtd_debug erase /dev/mtd0 0 2097152 Erased 2097152 bytes from address 0x00000000 in flash root@imx943evk:~# mtd_debug read /dev/mtd0 0 2097152 spi_read Copied 2097152 bytes from address 0x00000000 in flash to spi_read root@imx943evk:~# hexdump spi_read 0000000 ffff ffff ffff ffff ffff ffff ffff ffff * 0200000 root@imx943evk:~# sha256sum spi_read 4bda3a28f4ffe603c0ec1258c0034d65a1a0d35ab7bd523a834608adabf03cc5 spi_re= ad root@imx943evk:~# mtd_debug write /dev/mtd0 0 2097152 spi_test Copied 2097152 bytes from spi_test to address 0x00000000 in flash root@imx943evk:~# mtd_debug read /dev/mtd0 0 2097152 spi_read Copied 2097152 bytes from address 0x00000000 in flash to spi_read root@imx943evk:~# sha256sum spi* f7d59270621c04aac29df9fc1742d0a0882047c618833ecf1577a57d109060ab spi_re= ad f7d59270621c04aac29df9fc1742d0a0882047c618833ecf1577a57d109060ab spi_te= st root@imx943evk:~# mtd_debug erase /dev/mtd0 0 2097152 Erased 2097152 bytes from address 0x00000000 in flash root@imx943evk:~# mtd_debug read /dev/mtd0 0 2097152 spi_read Copied 2097152 bytes from address 0x00000000 in flash to spi_read root@imx943evk:~# sha256sum spi* 4bda3a28f4ffe603c0ec1258c0034d65a1a0d35ab7bd523a834608adabf03cc5 spi_re= ad f7d59270621c04aac29df9fc1742d0a0882047c618833ecf1577a57d109060ab spi_te= st root@imx943evk:~# hexdump spi_read 0000000 ffff ffff ffff ffff ffff ffff ffff ffff * 0200000 root@imx943evk:~# mtd_debug info /dev/mtd0 mtd.type =3D MTD_NORFLASH mtd.flags =3D MTD_CAP_NORFLASH mtd.size =3D 67108864 (64M) mtd.erasesize =3D 131072 (128K) mtd.writesize =3D 1 mtd.oobsize =3D 0 regions =3D 0 root@imx943evk:~# mtd_debug write /dev/mtd0 0 2097152 spi_test Copied 2097152 bytes from spi_test to address 0x00000000 in flash root@imx943evk:~# mtd_debug read /dev/mtd0 0 2097152 spi_read Copied 2097152 bytes from address 0x00000000 in flash to spi_read root@imx943evk:~# hexdump spi_read -n 20 0000000 f3af 8ec6 388f 56a7 4b69 0859 7bde 910b 0000010 ea09 0762 0000014 root@imx943evk:~# flash_erase /dev/mtd0 0 0 Erasing 65536 Kibyte @ 0 -- 100 % complete root@imx943evk:~# mtd_debug read /dev/mtd0 0 2097152 spi_read Copied 2097152 bytes from address 0x00000000 in flash to spi_read root@imx943evk:~# hexdump spi_read 0000000 ffff ffff ffff ffff ffff ffff ffff ffff * 0200000 --- drivers/mtd/spi-nor/micron-st.c | 7 ++----- 1 file changed, 2 insertions(+), 5 deletions(-) diff --git a/drivers/mtd/spi-nor/micron-st.c b/drivers/mtd/spi-nor/micron-s= t.c index 81a9bead1434056cce0893c97bd35ea248c15894..4cfa89b0fc3dcc16fe47fc58c04= 3971f4c474ba4 100644 --- a/drivers/mtd/spi-nor/micron-st.c +++ b/drivers/mtd/spi-nor/micron-st.c @@ -187,14 +187,11 @@ static const struct spi_nor_fixups mt35xu512aba_fixup= s =3D { =20 static const struct flash_info micron_nor_parts[] =3D { { + /* MT35XU512ABA */ .id =3D SNOR_ID(0x2c, 0x5b, 0x1a), - .name =3D "mt35xu512aba", .sector_size =3D SZ_128K, - .size =3D SZ_64M, - .no_sfdp_flags =3D SECT_4K | SPI_NOR_OCTAL_READ | - SPI_NOR_OCTAL_DTR_READ | SPI_NOR_OCTAL_DTR_PP, .mfr_flags =3D USE_FSR, - .fixup_flags =3D SPI_NOR_4B_OPCODES | SPI_NOR_IO_MODE_EN_VOLATILE, + .fixup_flags =3D SPI_NOR_IO_MODE_EN_VOLATILE, .fixups =3D &mt35xu512aba_fixups, }, { .id =3D SNOR_ID(0x2c, 0x5b, 0x1c), --=20 2.34.1