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GET /api/1.1/patches/2223551/?format=api
{ "id": 2223551, "url": "http://patchwork.ozlabs.org/api/1.1/patches/2223551/?format=api", "web_url": "http://patchwork.ozlabs.org/project/linux-mtd/patch/SEYPR01MB588282ABB72BB25F6DA16F15C9222@SEYPR01MB5882.apcprd01.prod.exchangelabs.com/", "project": { "id": 3, "url": "http://patchwork.ozlabs.org/api/1.1/projects/3/?format=api", "name": "Linux MTD development", "link_name": "linux-mtd", "list_id": "linux-mtd.lists.infradead.org", "list_email": "linux-mtd@lists.infradead.org", "web_url": null, "scm_url": null, "webscm_url": null }, "msgid": "<SEYPR01MB588282ABB72BB25F6DA16F15C9222@SEYPR01MB5882.apcprd01.prod.exchangelabs.com>", "date": "2026-04-15T15:19:52", "name": "[1/1] mtd: spinand: fmsh: add support for FM25G{01,02}B", "commit_ref": null, "pull_url": null, "state": "new", "archived": false, "hash": "368291e73aa9bcc0f6e10deb716acec1803a1b62", "submitter": { "id": 89177, "url": "http://patchwork.ozlabs.org/api/1.1/people/89177/?format=api", "name": "Ziyang Huang", "email": "hzyitc@outlook.com" }, "delegate": null, "mbox": "http://patchwork.ozlabs.org/project/linux-mtd/patch/SEYPR01MB588282ABB72BB25F6DA16F15C9222@SEYPR01MB5882.apcprd01.prod.exchangelabs.com/mbox/", "series": [ { "id": 500004, "url": "http://patchwork.ozlabs.org/api/1.1/series/500004/?format=api", "web_url": "http://patchwork.ozlabs.org/project/linux-mtd/list/?series=500004", "date": "2026-04-15T15:19:52", "name": "[1/1] mtd: spinand: fmsh: add support for FM25G{01,02}B", "version": 1, "mbox": "http://patchwork.ozlabs.org/series/500004/mbox/" } ], "comments": "http://patchwork.ozlabs.org/api/patches/2223551/comments/", "check": "pending", "checks": "http://patchwork.ozlabs.org/api/patches/2223551/checks/", "tags": {}, "headers": { "Return-Path": "\n <linux-mtd-bounces+incoming=patchwork.ozlabs.org@lists.infradead.org>", "X-Original-To": "incoming@patchwork.ozlabs.org", "Delivered-To": "patchwork-incoming@legolas.ozlabs.org", "Authentication-Results": [ "legolas.ozlabs.org;\n\tdkim=pass (2048-bit key;\n secure) header.d=lists.infradead.org header.i=@lists.infradead.org\n header.a=rsa-sha256 header.s=bombadil.20210309 header.b=vC2TPKoj;\n\tdkim=fail reason=\"signature verification failed\" (2048-bit key;\n unprotected) header.d=outlook.com header.i=@outlook.com header.a=rsa-sha256\n header.s=selector1 header.b=WCsqLKMm;\n\tdkim-atps=neutral", "legolas.ozlabs.org;\n spf=temperror (SPF Temporary Error: DNS Timeout)\n smtp.mailfrom=lists.infradead.org (client-ip=2607:7c80:54:3::133;\n helo=bombadil.infradead.org;\n envelope-from=linux-mtd-bounces+incoming=patchwork.ozlabs.org@lists.infradead.org;\n receiver=patchwork.ozlabs.org)" ], "Received": [ "from bombadil.infradead.org (bombadil.infradead.org\n [IPv6:2607:7c80:54:3::133])\n\t(using TLSv1.3 with cipher TLS_AES_256_GCM_SHA384 (256/256 bits)\n\t key-exchange x25519 server-signature ECDSA (secp384r1) server-digest SHA384)\n\t(No client certificate requested)\n\tby legolas.ozlabs.org (Postfix) with ESMTPS id 4fwlHp39XXz1yHc\n\tfor <incoming@patchwork.ozlabs.org>; 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mx.microsoft.com 1; spf=none; dmarc=none;\n dkim=none; arc=none", "From": "Ziyang Huang <hzyitc@outlook.com>", "To": "miquel.raynal@bootlin.com", "Cc": "richard@nod.at,\n\tvigneshr@ti.com,\n\tcnsztl@gmail.com,\n\thzyitc@outlook.com,\n\tcsharper2005@gmail.com,\n\tmikhail.kshevetskiy@iopsys.eu,\n\tlinux-mtd@lists.infradead.org,\n\tlinux-kernel@vger.kernel.org", "Subject": "[PATCH 1/1] mtd: spinand: fmsh: add support for FM25G{01,02}B", "Date": "Wed, 15 Apr 2026 23:19:52 +0800", "Message-ID": "\n <SEYPR01MB588282ABB72BB25F6DA16F15C9222@SEYPR01MB5882.apcprd01.prod.exchangelabs.com>", "X-Mailer": "git-send-email 2.40.1", "X-ClientProxiedBy": "TPYP295CA0003.TWNP295.PROD.OUTLOOK.COM\n (2603:1096:7d0:9::14) To SEYPR01MB5882.apcprd01.prod.exchangelabs.com\n (2603:1096:101:1e1::9)", "X-Microsoft-Original-Message-ID": "<20260415151952.1773449-1-hzyitc@outlook.com>", "MIME-Version": "1.0", "X-MS-Exchange-MessageSentRepresentingType": "1", "X-MS-PublicTrafficType": "Email", "X-MS-TrafficTypeDiagnostic": "SEYPR01MB5882:EE_|KL1PR01MB5973:EE_", "X-MS-Office365-Filtering-Correlation-Id": "edaaa21c-f272-41cf-119e-08de9b02a1c7", "X-Microsoft-Antispam": "\n BCL:0;ARA:14566002|41001999006|19110799012|8060799015|23021999003|5072599009|5062599005|15080799012|461199028|40105399003|52005399003|3412199025|440099028|10035399007|12091999003|26104999006|1710799026;", "X-Microsoft-Antispam-Message-Info": "\n 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", "X-MS-Exchange-AntiSpam-MessageData-ChunkCount": "1", "X-MS-Exchange-AntiSpam-MessageData-0": "\n 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", "X-OriginatorOrg": "outlook.com", "X-MS-Exchange-CrossTenant-Network-Message-Id": "\n edaaa21c-f272-41cf-119e-08de9b02a1c7", "X-MS-Exchange-CrossTenant-AuthSource": "\n SEYPR01MB5882.apcprd01.prod.exchangelabs.com", "X-MS-Exchange-CrossTenant-AuthAs": "Internal", "X-MS-Exchange-CrossTenant-OriginalArrivalTime": "15 Apr 2026 15:21:14.9287\n (UTC)", "X-MS-Exchange-CrossTenant-FromEntityHeader": "Hosted", "X-MS-Exchange-CrossTenant-Id": "84df9e7f-e9f6-40af-b435-aaaaaaaaaaaa", "X-MS-Exchange-CrossTenant-RMS-PersistedConsumerOrg": "\n 00000000-0000-0000-0000-000000000000", "X-MS-Exchange-Transport-CrossTenantHeadersStamped": "KL1PR01MB5973", "X-CRM114-Version": "20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 ", "X-CRM114-CacheID": "sfid-20260415_082124_927125_D80D0434 ", "X-CRM114-Status": "GOOD ( 12.38 )", "X-Spam-Score": "-2.0 (--)", "X-Spam-Report": "Spam detection software,\n running on the system \"bombadil.infradead.org\",\n has NOT identified this incoming email as spam. The original\n message has been attached to this so you can view it or label\n similar future email. If you have any questions, see\n the administrator of that system for details.\n Content preview: FM25G01B: https://www.fmsh.com/nvm/FM25G01B_ds_eng.pdf\n FM25G02B:\n https://www.fmsh.com/nvm/FM25G02B_ds_eng.pdf Signed-off-by: Ziyang Huang\n --- drivers/mtd/nand/spi/fmsh.c | 101 ++++++++++++++++++++++++++++++++++++\n 1 file changed, 101 insertions(+)\n Content analysis details: (-2.0 points, 5.0 required)\n pts rule name description\n ---- ----------------------\n --------------------------------------------------\n -0.0 SPF_PASS SPF: sender matches SPF record\n -0.0 SPF_HELO_PASS SPF: HELO matches SPF record\n -0.1 DKIM_VALID_EF Message has a valid DKIM or DK signature from\n envelope-from domain\n 0.1 DKIM_SIGNED Message has a DKIM or DK signature,\n not necessarily valid\n -0.1 DKIM_VALID_AU Message has a valid DKIM or DK signature from\n author's\n domain\n -0.1 DKIM_VALID Message has at least one valid DKIM or DK\n signature\n -1.9 BAYES_00 BODY: Bayes spam probability is 0 to 1%\n [score: 0.0000]\n 0.0 FREEMAIL_FROM Sender email is commonly abused enduser mail\n provider\n [hzyitc(at)outlook.com]\n 0.1 URIBL_SBL_A Contains URL's A record listed in the Spamhaus\n SBL\n blocklist\n [URI: ns13.xincache.com/112.80.181.45]\n [URI: ns14.xincache.com/112.80.181.111]", "X-BeenThere": "linux-mtd@lists.infradead.org", "X-Mailman-Version": "2.1.34", "Precedence": "list", "List-Id": "Linux MTD discussion mailing list <linux-mtd.lists.infradead.org>", "List-Unsubscribe": "<http://lists.infradead.org/mailman/options/linux-mtd>,\n <mailto:linux-mtd-request@lists.infradead.org?subject=unsubscribe>", "List-Archive": "<http://lists.infradead.org/pipermail/linux-mtd/>", "List-Post": "<mailto:linux-mtd@lists.infradead.org>", "List-Help": "<mailto:linux-mtd-request@lists.infradead.org?subject=help>", "List-Subscribe": "<http://lists.infradead.org/mailman/listinfo/linux-mtd>,\n <mailto:linux-mtd-request@lists.infradead.org?subject=subscribe>", "Content-Type": "text/plain; charset=\"us-ascii\"", "Content-Transfer-Encoding": "7bit", "Sender": "\"linux-mtd\" <linux-mtd-bounces@lists.infradead.org>", "Errors-To": "linux-mtd-bounces+incoming=patchwork.ozlabs.org@lists.infradead.org" }, "content": "FM25G01B: https://www.fmsh.com/nvm/FM25G01B_ds_eng.pdf\nFM25G02B: https://www.fmsh.com/nvm/FM25G02B_ds_eng.pdf\n\nSigned-off-by: Ziyang Huang <hzyitc@outlook.com>\n---\n drivers/mtd/nand/spi/fmsh.c | 101 ++++++++++++++++++++++++++++++++++++\n 1 file changed, 101 insertions(+)", "diff": "diff --git a/drivers/mtd/nand/spi/fmsh.c b/drivers/mtd/nand/spi/fmsh.c\nindex f417955f7d1c..d29e0f6529e2 100644\n--- a/drivers/mtd/nand/spi/fmsh.c\n+++ b/drivers/mtd/nand/spi/fmsh.c\n@@ -9,6 +9,16 @@\n #include <linux/kernel.h>\n #include <linux/mtd/spinand.h>\n \n+#define FM25G01B_STATUS_ECC_MASK\t\t(7 << 4)\n+\t#define FM25G01B_STATUS_ECC_NO_BITFLIPS\t\t(0 << 4)\n+\t#define FM25G01B_STATUS_ECC_1_3_BITFLIPS\t(1 << 4)\n+\t#define FM25G01B_STATUS_ECC_4_BITFLIPS\t\t(2 << 4)\n+\t#define FM25G01B_STATUS_ECC_5_BITFLIPS\t\t(3 << 4)\n+\t#define FM25G01B_STATUS_ECC_6_BITFLIPS\t\t(4 << 4)\n+\t#define FM25G01B_STATUS_ECC_7_BITFLIPS\t\t(5 << 4)\n+\t#define FM25G01B_STATUS_ECC_8_BITFLIPS\t\t(6 << 4)\n+\t#define FM25G01B_STATUS_ECC_UNCOR_ERROR\t\t(7 << 4)\n+\n #define FM25S01BI3_STATUS_ECC_MASK\t\t(7 << 4)\n \t#define FM25S01BI3_STATUS_ECC_NO_BITFLIPS\t(0 << 4)\n \t#define FM25S01BI3_STATUS_ECC_1_3_BITFLIPS\t(1 << 4)\n@@ -34,6 +44,72 @@ static SPINAND_OP_VARIANTS(update_cache_variants,\n \t\tSPINAND_PROG_LOAD_1S_1S_4S_OP(false, 0, NULL, 0),\n \t\tSPINAND_PROG_LOAD_1S_1S_1S_OP(false, 0, NULL, 0));\n \n+\n+static int fm25g01b_ooblayout_ecc(struct mtd_info *mtd, int section,\n+\t\t\t\t struct mtd_oob_region *region)\n+{\n+\tif (section)\n+\t\treturn -ERANGE;\n+\n+\tregion->offset = 64;\n+\tregion->length = 64;\n+\n+\treturn 0;\n+}\n+\n+static int fm25g01b_ooblayout_free(struct mtd_info *mtd, int section,\n+\t\t\t\t struct mtd_oob_region *region)\n+{\n+\tif (section > 3)\n+\t\treturn -ERANGE;\n+\n+\tif (section == 0) {\n+\t\t/* reserve 2 bytes for the BBM */\n+\t\tregion->offset = 2;\n+\t\tregion->length = 14;\n+\t} else {\n+\t\tregion->offset = section * 16;\n+\t\tregion->length = 16;\n+\t}\n+\n+\treturn 0;\n+}\n+\n+static int fm25g01b_ecc_get_status(struct spinand_device *spinand,\n+\t\t\t\t u8 status)\n+{\n+\tswitch (status & FM25S01BI3_STATUS_ECC_MASK) {\n+\tcase FM25G01B_STATUS_ECC_NO_BITFLIPS:\n+\t\treturn 0;\n+\n+\tcase FM25G01B_STATUS_ECC_1_3_BITFLIPS:\n+\t\treturn 3;\n+\n+\tcase FM25G01B_STATUS_ECC_4_BITFLIPS:\n+\t\treturn 4;\n+\n+\tcase FM25G01B_STATUS_ECC_5_BITFLIPS:\n+\t\treturn 5;\n+\n+\tcase FM25G01B_STATUS_ECC_6_BITFLIPS:\n+\t\treturn 6;\n+\n+\tcase FM25G01B_STATUS_ECC_7_BITFLIPS:\n+\t\treturn 7;\n+\n+\tcase FM25G01B_STATUS_ECC_8_BITFLIPS:\n+\t\treturn 8;\n+\n+\tcase FM25G01B_STATUS_ECC_UNCOR_ERROR:\n+\t\treturn -EBADMSG;\n+\n+\tdefault:\n+\t\tbreak;\n+\t}\n+\n+\treturn -EINVAL;\n+}\n+\n static int fm25s01a_ooblayout_ecc(struct mtd_info *mtd, int section,\n \t\t\t\t struct mtd_oob_region *region)\n {\n@@ -102,6 +178,11 @@ static int fm25s01bi3_ooblayout_free(struct mtd_info *mtd, int section,\n \treturn 0;\n }\n \n+static const struct mtd_ooblayout_ops fm25g01b_ooblayout = {\n+\t.ecc = fm25g01b_ooblayout_ecc,\n+\t.free = fm25g01b_ooblayout_free,\n+};\n+\n static const struct mtd_ooblayout_ops fm25s01a_ooblayout = {\n \t.ecc = fm25s01a_ooblayout_ecc,\n \t.free = fm25s01a_ooblayout_free,\n@@ -113,6 +194,26 @@ static const struct mtd_ooblayout_ops fm25s01bi3_ooblayout = {\n };\n \n static const struct spinand_info fmsh_spinand_table[] = {\n+\tSPINAND_INFO(\"FM25G01B\",\n+\t\t SPINAND_ID(SPINAND_READID_METHOD_OPCODE_DUMMY, 0xd1),\n+\t\t NAND_MEMORG(1, 2048, 128, 64, 2048, 20, 1, 1, 1),\n+\t\t NAND_ECCREQ(8, 528),\n+\t\t SPINAND_INFO_OP_VARIANTS(&read_cache_variants,\n+\t\t\t\t\t &write_cache_variants,\n+\t\t\t\t\t &update_cache_variants),\n+\t\t SPINAND_HAS_QE_BIT,\n+\t\t SPINAND_ECCINFO(&fm25g01b_ooblayout,\n+\t\t\t\t fm25g01b_ecc_get_status)),\n+\tSPINAND_INFO(\"FM25G02B\",\n+\t\t SPINAND_ID(SPINAND_READID_METHOD_OPCODE_DUMMY, 0xd2),\n+\t\t NAND_MEMORG(1, 2048, 128, 64, 2048, 41, 1, 1, 1),\n+\t\t NAND_ECCREQ(8, 528),\n+\t\t SPINAND_INFO_OP_VARIANTS(&read_cache_variants,\n+\t\t\t\t\t &write_cache_variants,\n+\t\t\t\t\t &update_cache_variants),\n+\t\t SPINAND_HAS_QE_BIT,\n+\t\t SPINAND_ECCINFO(&fm25g01b_ooblayout,\n+\t\t\t\t fm25g01b_ecc_get_status)),\n \tSPINAND_INFO(\"FM25S01A\",\n \t\t SPINAND_ID(SPINAND_READID_METHOD_OPCODE_DUMMY, 0xE4),\n \t\t NAND_MEMORG(1, 2048, 64, 64, 1024, 20, 1, 1, 1),\n", "prefixes": [ "1/1" ] }