linux-kernel - [PATCH v4 1/2] mtd: spi-nor: micron-st: enable lock/unlock for mt25qu512a

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Message-Id: <20231017074711.12167-1-tudor.ambarus@linaro.org>
Date:   Tue, 17 Oct 2023 10:47:10 +0300
From:   Tudor Ambarus <tudor.ambarus@...aro.org>
To:     michael@...le.cc
Cc:     pratyush@...nel.org, linux-mtd@...ts.infradead.org,
        linux-kernel@...r.kernel.org,
        Mamta Shukla <mamta.shukla@...ca-geosystems.com>,
        Tudor Ambarus <tudor.ambarus@...aro.org>
Subject: [PATCH v4 1/2] mtd: spi-nor: micron-st: enable lock/unlock for mt25qu512a

From: Mamta Shukla <mamta.shukla@...ca-geosystems.com>

mt25qu512a supports locking/unlocking through the SR BP bits. Enable
locking support. Tested with mtd-utils- flash_lock/flash_unlock on
MT25QU512ABB8E12.

Signed-off-by: Mamta Shukla <mamta.shukla@...ca-geosystems.com>
Signed-off-by: Tudor Ambarus <tudor.ambarus@...aro.org>
---
 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 4afcfc57c896..756391c906e5 100644
--- a/drivers/mtd/spi-nor/micron-st.c
+++ b/drivers/mtd/spi-nor/micron-st.c
@@ -405,6 +405,8 @@ static const struct flash_info st_nor_parts[] = {
 	}, {
 		.id = SNOR_ID(0x20, 0xbb, 0x20, 0x10, 0x44, 0x00),
 		.name = "mt25qu512a",
+		.flags = SPI_NOR_HAS_LOCK | SPI_NOR_HAS_TB | SPI_NOR_4BIT_BP |
+			 SPI_NOR_BP3_SR_BIT6,
 		.size = SZ_64M,
 		.no_sfdp_flags = SECT_4K | SPI_NOR_DUAL_READ | SPI_NOR_QUAD_READ,
 		.fixup_flags = SPI_NOR_4B_OPCODES,
-- 
2.34.1