spi nor subsystem · Maintained

Maintainers

• M Pratyush Yadav <pratyush@kernel.org>
• M Michael Walle <mwalle@kernel.org>
• R Takahiro Kuwano <takahiro.kuwano@infineon.com>

Paths

• F Documentation/devicetree/bindings/mtd/jedec,spi-nor.yaml
• F drivers/mtd/spi-nor/
• F include/linux/mtd/spi-nor.h

Last 30 days

Most active threads (last 7 days)

• HOTtoday [PATCH v2 00/18] mtd: spi-nor: Massive QE handling cleanup and Winbond RV chips addition
  2026-08-07 10:15 · 18 replies in 7d · Miquel Raynal <miquel.raynal@bootlin.com>

Recent patches

Most-recent 30 patches in this subsystem on linux-doc (capped at 30), ordered by date desc.

• DORMANTno replies [PATCH v2 17/18] mtd: spi-nor: winbond: W25QxxRV-Q/N/M: Add missing chips
  2026-08-07 · Miquel Raynal <miquel.raynal@bootlin.com>
• HOTtoday [PATCH v2 16/18] mtd: spi-nor: winbond: Add support for W25Q02RV-M
  2026-08-07 · Miquel Raynal <miquel.raynal@bootlin.com>
• HOTtoday [PATCH v2 18/18] mtd: spi-nor: debugfs: Expose SR opcodes and QE mask
  2026-08-07 · Miquel Raynal <miquel.raynal@bootlin.com>
• HOTtoday [PATCH v2 15/18] mtd: spi-nor: winbond: Add support for W25Q01RV-M
  2026-08-07 · Miquel Raynal <miquel.raynal@bootlin.com>
• HOTtoday [PATCH v2 13/18] mtd: spi-nor: winbond: Add support for W25Q51RV-Q/N
  2026-08-07 · Miquel Raynal <miquel.raynal@bootlin.com>
• HOTtoday [PATCH v2 14/18] mtd: spi-nor: winbond: Add support for W25Q01RV-Q/N
  2026-08-07 · Miquel Raynal <miquel.raynal@bootlin.com>
• HOTtoday [PATCH v2 12/18] mtd: spi-nor: winbond: Add support for W25Q12RV-M
  2026-08-07 · Miquel Raynal <miquel.raynal@bootlin.com>
• HOTtoday [PATCH v2 11/18] mtd: spi-nor: winbond: Add support for W25Q12RV-Q/N
  2026-08-07 · Miquel Raynal <miquel.raynal@bootlin.com>
• HOTtoday [PATCH v2 10/18] mtd: spi-nor: winbond: Add support for W25Q64RV-M
  2026-08-07 · Miquel Raynal <miquel.raynal@bootlin.com>
• HOTtoday [PATCH v2 09/18] mtd: spi-nor: winbond: Add support for W25Q64RV-Q/N
  2026-08-07 · Miquel Raynal <miquel.raynal@bootlin.com>
• HOTtoday [PATCH v2 08/18] mtd: spi-nor: winbond: Add support for W25Q32RV-M
  2026-08-07 · Miquel Raynal <miquel.raynal@bootlin.com>
• HOTtoday [PATCH v2 07/18] mtd: spi-nor: winbond: Add support for W25Q32RV-Q/N
  2026-08-07 · Miquel Raynal <miquel.raynal@bootlin.com>
• HOTtoday [PATCH v2 06/18] mtd: spi-nor: winbond: Drop the .name entry of JV chips
  2026-08-07 · Miquel Raynal <miquel.raynal@bootlin.com>
• HOTtoday [PATCH v2 05/18] mtd: spi-nor: Move the SFDP header structure to a C header
  2026-08-07 · Miquel Raynal <miquel.raynal@bootlin.com>
• HOTtoday [PATCH v2 02/18] mtd: spi-nor: Create a structure containing the flash opcodes
  2026-08-07 · Miquel Raynal <miquel.raynal@bootlin.com>
• HOTtoday [PATCH v2 04/18] mtd: spi-nor: Add support for the new JESD216 rev F QER field
  2026-08-07 · Miquel Raynal <miquel.raynal@bootlin.com>
• HOTtoday [PATCH v2 01/18] mtd: spi-nor: Rename BFPT_DWORD15_QER_SR2_BIT1_BUGGY
  2026-08-07 · Miquel Raynal <miquel.raynal@bootlin.com>
• HOTtoday [PATCH v2 03/18] mtd: spi-nor: Refactor Read Status/Write Status support
  2026-08-07 · Miquel Raynal <miquel.raynal@bootlin.com>
• STALE72d [PATCH v6 28/28] mtd: spi-nor: winbond: Add W25Q02NWxxIM CMP locking support
  2026-05-26 · Miquel Raynal <miquel.raynal@bootlin.com>
• STALE72d [PATCH v6 27/28] mtd: spi-nor: winbond: Add W25Q01NWxxIM CMP locking support
  2026-05-26 · Miquel Raynal <miquel.raynal@bootlin.com>
• STALE72d [PATCH v6 26/28] mtd: spi-nor: winbond: Add W25Q01NWxxIQ CMP locking support
  2026-05-26 · Miquel Raynal <miquel.raynal@bootlin.com>
• STALE72d [PATCH v6 25/28] mtd: spi-nor: winbond: Add W25H02NWxxAM CMP locking support
  2026-05-26 · Miquel Raynal <miquel.raynal@bootlin.com>
• STALE72d [PATCH v6 24/28] mtd: spi-nor: winbond: Add W25H01NWxxAM CMP locking support
  2026-05-26 · Miquel Raynal <miquel.raynal@bootlin.com>
• STALE72d [PATCH v6 23/28] mtd: spi-nor: winbond: Add W25H512NWxxAM CMP locking support
  2026-05-26 · Miquel Raynal <miquel.raynal@bootlin.com>
• STALE72d [PATCH v6 21/28] mtd: spi-nor: swp: Add support for the complement feature
  2026-05-26 · Miquel Raynal <miquel.raynal@bootlin.com>
• STALE72d [PATCH v6 19/28] mtd: spi-nor: debugfs: Add a locked sectors map
  2026-05-26 · Miquel Raynal <miquel.raynal@bootlin.com>
• STALE72d [PATCH v6 18/28] mtd: spi-nor: debugfs: Add locking support
  2026-05-26 · Miquel Raynal <miquel.raynal@bootlin.com>
• STALE72d [PATCH v6 17/28] mtd: spi-nor: Create a local SR cache
  2026-05-26 · Miquel Raynal <miquel.raynal@bootlin.com>
• STALE72d [PATCH v6 16/28] mtd: spi-nor: swp: Cosmetic changes
  2026-05-26 · Miquel Raynal <miquel.raynal@bootlin.com>
• STALE72d [PATCH v6 15/28] mtd: spi-nor: swp: Simplify checking the locked/unlocked range
  2026-05-26 · Miquel Raynal <miquel.raynal@bootlin.com>

Needs attention (review trailers in, no pickup)

Patches with review trailers that haven't landed in mainline and haven't been Acked by a maintainer. Oldest first.

• STALE127d REVIEWED: 5 (5M) [PATCH v3 03/27] mtd: spi-nor: swp: Improve locking user experience
  2026-03-17 · Miquel Raynal <miquel.raynal@bootlin.com> · 1 Reviewed-by
• STALE127d REVIEWED: 5 (5M) [PATCH v3 05/27] mtd: spi-nor: debugfs: Align variable access with the rest of the file
  2026-03-17 · Miquel Raynal <miquel.raynal@bootlin.com> · 1 Reviewed-by
• STALE127d REVIEWED: 5 (5M) [PATCH v3 07/27] mtd: spi-nor: swp: Explain the MEMLOCK ioctl implementation behaviour
  2026-03-17 · Miquel Raynal <miquel.raynal@bootlin.com> · 1 Reviewed-by
• STALE119d REVIEWED: 5 (5M) [PATCH v4 03/27] mtd: spi-nor: swp: Improve locking user experience
  2026-04-03 · Miquel Raynal <miquel.raynal@bootlin.com> · 1 Reviewed-by
• STALE119d REVIEWED: 5 (5M) [PATCH v4 05/27] mtd: spi-nor: debugfs: Align variable access with the rest of the file
  2026-04-03 · Miquel Raynal <miquel.raynal@bootlin.com> · 1 Reviewed-by
• STALE119d REVIEWED: 5 (5M) [PATCH v4 07/27] mtd: spi-nor: swp: Explain the MEMLOCK ioctl implementation behaviour
  2026-04-03 · Miquel Raynal <miquel.raynal@bootlin.com> · 1 Reviewed-by
• STALE72d REVIEWED: 5 (5M) [PATCH v5 04/28] mtd: spi-nor: swp: Improve locking user experience
  2026-05-07 · Miquel Raynal <miquel.raynal@bootlin.com> · 1 Reviewed-by
• STALE72d REVIEWED: 5 (5M) [PATCH v5 06/28] mtd: spi-nor: debugfs: Align variable access with the rest of the file
  2026-05-07 · Miquel Raynal <miquel.raynal@bootlin.com> · 1 Reviewed-by
• STALE72d REVIEWED: 5 (5M) [PATCH v5 08/28] mtd: spi-nor: swp: Explain the MEMLOCK ioctl implementation behaviour
  2026-05-07 · Miquel Raynal <miquel.raynal@bootlin.com> · 1 Reviewed-by
• STALE72d REVIEWED: 5 (5M) [PATCH v6 02/28] mtd: spi-nor: swp: Improve locking user experience
  2026-05-26 · Miquel Raynal <miquel.raynal@bootlin.com> · 1 Reviewed-by

Quiet for 30+ days

Patches with no review trailers and no replies. Either the author is heads-down elsewhere or these slipped through. Oldest first.

• STALE127d [PATCH v3 09/27] mtd: spi-nor: swp: Use a pointer for SR instead of a single byte
  2026-03-17 · Miquel Raynal <miquel.raynal@bootlin.com>
• STALE127d [PATCH v3 10/27] mtd: spi-nor: swp: Create a helper that writes SR, CR and checks
  2026-03-17 · Miquel Raynal <miquel.raynal@bootlin.com>
• STALE127d [PATCH v3 11/27] mtd: spi-nor: swp: Rename a mask
  2026-03-17 · Miquel Raynal <miquel.raynal@bootlin.com>
• STALE127d [PATCH v3 12/27] mtd: spi-nor: swp: Create a TB intermediate variable
  2026-03-17 · Miquel Raynal <miquel.raynal@bootlin.com>
• STALE127d [PATCH v3 13/27] mtd: spi-nor: swp: Create helpers for building the SR register
  2026-03-17 · Miquel Raynal <miquel.raynal@bootlin.com>
• STALE127d [PATCH v3 14/27] mtd: spi-nor: swp: Simplify checking the locked/unlocked range
  2026-03-17 · Miquel Raynal <miquel.raynal@bootlin.com>
• STALE127d [PATCH v3 15/27] mtd: spi-nor: swp: Cosmetic changes
  2026-03-17 · Miquel Raynal <miquel.raynal@bootlin.com>
• STALE127d [PATCH v3 18/27] mtd: spi-nor: debugfs: Add a locked sectors map
  2026-03-17 · Miquel Raynal <miquel.raynal@bootlin.com>
• STALE127d [PATCH v3 20/27] mtd: spi-nor: swp: Add support for the complement feature
  2026-03-17 · Miquel Raynal <miquel.raynal@bootlin.com>
• STALE127d [PATCH v3 22/27] mtd: spi-nor: winbond: Add W25H512NWxxAM CMP locking support
  2026-03-17 · Miquel Raynal <miquel.raynal@bootlin.com>