Received-SPF: pass (google.com: domain of linux-kernel-owner@vger.kernel.org designates 2620:137:e000::1:20 as permitted sender) client-ip=2620:137:e000::1:20;
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
From:   Mamta Shukla <mamta.shukla@leica-geosystems.com>
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 <mamta.shukla@leica-geosystems.com>
Subject: [PATCH v2] mtd: micron-st: enable lock/unlock for mt25qu512a
Date:   Wed,  5 Jul 2023 17:49:42 +0200
Message-Id: <20230705154942.3936658-1-mamta.shukla@leica-geosystems.com>
MIME-Version: 1.0
Content-Transfer-Encoding: 8bit
Content-Type: text/plain
X-MS-Exchange-CrossTenant-OriginalArrivalTime: 05 Jul 2023 15:49:51.0067
 (UTC)
X-MS-Exchange-CrossTenant-Network-Message-Id: e4c8758e-f612-4f2e-0660-08db7d6f77f4
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: AM0EUR02FT033.eop-EUR02.prod.protection.outlook.com
X-MS-Exchange-CrossTenant-AuthAs: Anonymous
X-MS-Exchange-CrossTenant-FromEntityHeader: HybridOnPrem
X-MS-Exchange-Transport-CrossTenantHeadersStamped: DB9PR06MB7948
X-Spam-Status: No, score=-1.1 required=5.0 tests=BAYES_00,DKIM_SIGNED,
        DKIM_VALID,DKIM_VALID_AU,DKIM_VALID_EF,FORGED_SPF_HELO,
        RCVD_IN_DNSWL_NONE,RCVD_IN_MSPIKE_H2,SPF_HELO_PASS,SPF_NONE,
        T_SCC_BODY_TEXT_LINE,URIBL_BLOCKED autolearn=no autolearn_force=no
        version=3.4.6
X-Spam-Checker-Version: SpamAssassin 3.4.6 (2021-04-09) on
        lindbergh.monkeyblade.net
Precedence: bulk
List-ID: <linux-kernel.vger.kernel.org>
X-Mailing-List: linux-kernel@vger.kernel.org

mt25qu512a[1] supports locking/unlocking through BP bits in SR.

Tested using mtd-utils- flash_lock/flash_unlock for MT25QU512ABB8E12.

Link: https://media-www.micron.com/-/media/client/global/documents/products/data-sheet/nor-flash/serial-nor/mt25q/die-rev-b/mt25q_qlkt_u_512_abb_0.pdf?rev=b259aadc3bea49ea8210a41c9ad58211
Signed-off-by: Mamta Shukla <mamta.shukla@leica-geosystems.com>
---
 Changes in v2:
 - add Link tag
 - fix chip part number mt25ql512a->mt25qu512a

 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-st.c
index 4b919756a205..08e94340ebaa 100644
--- a/drivers/mtd/spi-nor/micron-st.c
+++ b/drivers/mtd/spi-nor/micron-st.c
@@ -229,6 +229,8 @@ static const struct flash_info st_nor_parts[] = {
 		MFR_FLAGS(USE_FSR)
 	},
 	{ "mt25qu512a",  INFO6(0x20bb20, 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)
-- 
2.25.1