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From: Ssunk <ssunkkan@gmail.com>
To: vigneshr@ti.com
Cc: takahiro.kuwano@infineon.com, trini@konsulko.com,
	u-boot@lists.denx.de, Ssunk <ssunkkan@gmail.com>
Subject: [PATCH v2] mtd: spi-nor: Add Dosilicon DS25Q4BB support
Date: Wed,  8 Jul 2026 22:56:48 +0800	[thread overview]
Message-ID: <20260708145648.329-1-ssunkkan@gmail.com> (raw)
In-Reply-To: <20260614134406.542-1-ssunkkan@gmail.com>

Add support for Dosilicon DS25Q4BB (256M-bit) SPI NOR flash.

Link: https://www.dosilicon.com/resources/SPI%20NOR/DS25Q4BB-XXXXX_Rev03.pdf
Signed-off-by: Ssunk <ssunkkan@gmail.com>
---
Changes in v2:
- Replace Google Drive datasheet link with the official Dosilicon link.

 drivers/mtd/spi/spi-nor-ids.c | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/drivers/mtd/spi/spi-nor-ids.c b/drivers/mtd/spi/spi-nor-ids.c
index 31a2ba4..0a63e50 100644
--- a/drivers/mtd/spi/spi-nor-ids.c
+++ b/drivers/mtd/spi/spi-nor-ids.c
@@ -87,6 +87,8 @@ const struct flash_info spi_nor_ids[] = {
 		    SECT_4K | SPI_NOR_DUAL_READ | SPI_NOR_QUAD_READ | SPI_NOR_4B_OPCODES) },
 	{ INFO("ds25q4dn", 0xe5301b, 0, 64 * 1024, 2048,
 		    SECT_4K | SPI_NOR_DUAL_READ | SPI_NOR_QUAD_READ | SPI_NOR_4B_OPCODES) },
+	{ INFO("ds25q4bb", 0xe53019, 0, 64 * 1024, 512,
+		    SECT_4K | SPI_NOR_DUAL_READ | SPI_NOR_QUAD_READ | SPI_NOR_4B_OPCODES) },
 #endif
 #ifdef CONFIG_SPI_FLASH_EON		/* EON */
 	/* EON -- en25xxx */
-- 
2.53.0.windows.2

      parent reply	other threads:[~2026-07-08 17:39 UTC|newest]

Thread overview: 5+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2026-06-14 13:44 [PATCH] mtd: spi-nor: Add Dosilicon DS25Q4BB support Ssunk
2026-07-03  8:11 ` Takahiro.Kuwano
2026-07-03 14:11   ` Tom Rini
2026-07-06  1:51     ` Takahiro.Kuwano
2026-07-08 14:56 ` Ssunk [this message]

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