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dkim=none (message not signed) header.d=none;dmarc=pass action=none header.from=leica-geosystems.com; Received-SPF: Pass (protection.outlook.com: domain of leica-geosystems.com designates 193.8.40.94 as permitted sender) receiver=protection.outlook.com; client-ip=193.8.40.94; helo=hexagon.com; pr=C Received: from hexagon.com (193.8.40.94) by AM0EUR02FT056.mail.protection.outlook.com (10.13.55.229) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384) id 15.20.6565.18 via Frontend Transport; Wed, 5 Jul 2023 13:00:36 +0000 Received: from aherlnxbspsrv01.lgs-net.com ([10.60.34.116]) by hexagon.com with Microsoft SMTPSVC(10.0.17763.1697); Wed, 5 Jul 2023 15:00:36 +0200 From: Mamta Shukla To: tudor.ambarus@linaro.org, pratyush@kernel.org, michael@walle.cc, miquel.raynal@bootlin.com, richard@nod.at, vigneshr@ti.com, linux-mtd@lists.infradead.org, linux-kernel@vger.kernel.org Cc: bsp-development.geo@leica-geosystems.com, Mamta Shukla Subject: [PATCH] mtd: micron-st: enable lock/unlock for mt25qu512a Date: Wed, 5 Jul 2023 15:00:10 +0200 Message-Id: <20230705130010.2999839-1-mamta.shukla@leica-geosystems.com> X-Mailer: git-send-email 2.25.1 MIME-Version: 1.0 Content-Transfer-Encoding: quoted-printable X-OriginalArrivalTime: 05 Jul 2023 13:00:36.0750 (UTC) FILETIME=[B10FA2E0:01D9AF40] X-EOPAttributedMessage: 0 X-MS-PublicTrafficType: Email X-MS-TrafficTypeDiagnostic: AM0EUR02FT056:EE_|DB9PR06MB8536:EE_ X-MS-Office365-Filtering-Correlation-Id: 086e56be-01e6-448f-eaf7-08db7d57d3a4 X-SET-LOWER-SCL-SCANNER: YES X-MS-Exchange-SenderADCheck: 1 X-MS-Exchange-AntiSpam-Relay: 0 X-Microsoft-Antispam: BCL:0; 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X-OriginatorOrg: leica-geosystems.com X-MS-Exchange-CrossTenant-OriginalArrivalTime: 05 Jul 2023 13:00:36.9172 (UTC) X-MS-Exchange-CrossTenant-Network-Message-Id: 086e56be-01e6-448f-eaf7-08db7d57d3a4 X-MS-Exchange-CrossTenant-Id: 1b16ab3e-b8f6-4fe3-9f3e-2db7fe549f6a X-MS-Exchange-CrossTenant-OriginalAttributedTenantConnectingIp: TenantId=1b16ab3e-b8f6-4fe3-9f3e-2db7fe549f6a;Ip=[193.8.40.94];Helo=[hexagon.com] X-MS-Exchange-CrossTenant-AuthSource: AM0EUR02FT056.eop-EUR02.prod.protection.outlook.com X-MS-Exchange-CrossTenant-AuthAs: Anonymous X-MS-Exchange-CrossTenant-FromEntityHeader: HybridOnPrem X-MS-Exchange-Transport-CrossTenantHeadersStamped: DB9PR06MB8536 Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Content-Type: text/plain; charset="utf-8" mt25qu512a[1] supports locking/unlocking through BP bits in SR. Tested using mtd-utils- flash_lock/flash_unlock for MT25QU512ABB8E12. [1] https://media-www.micron.com/-/media/client/global/documents/products/d= ata-sheet/nor-flash/serial-nor/mt25q/die-rev-b/mt25q_qlkt_u_512_abb_0.pdf?r= ev=3Db259aadc3bea49ea8210a41c9ad58211 Signed-off-by: Mamta Shukla Reviewed-by: Michael Walle --- drivers/mtd/spi-nor/micron-st.c | 2 ++ 1 file changed, 2 insertions(+) diff --git a/drivers/mtd/spi-nor/micron-st.c b/drivers/mtd/spi-nor/micron-s= t.c index 4b919756a205..5d1dc8e0bbba 100644 --- a/drivers/mtd/spi-nor/micron-st.c +++ b/drivers/mtd/spi-nor/micron-st.c @@ -218,6 +218,8 @@ static const struct flash_info st_nor_parts[] =3D { MFR_FLAGS(USE_FSR) }, { "mt25ql512a", INFO6(0x20ba20, 0x104400, 64 * 1024, 1024) + FLAGS(SPI_NOR_HAS_LOCK | SPI_NOR_HAS_TB | SPI_NOR_4BIT_BP | + SPI_NOR_BP3_SR_BIT6) NO_SFDP_FLAGS(SECT_4K | SPI_NOR_DUAL_READ | SPI_NOR_QUAD_READ) FIXUP_FLAGS(SPI_NOR_4B_OPCODES) MFR_FLAGS(USE_FSR) --=20 2.25.1