nvmem framework · Maintained

Maintainers

• M Srinivas Kandagatla <srini@kernel.org>

Paths

• F Documentation/ABI/stable/sysfs-bus-nvmem
• F Documentation/devicetree/bindings/nvmem/
• F drivers/nvmem/
• F include/dt-bindings/nvmem/
• F include/linux/nvmem-consumer.h
• F include/linux/nvmem-provider.h

Last 30 days

Most active threads (last 7 days)

• HOTtoday [PATCH v7 0/9] Support for block device NVMEM providers
  2026-07-01 16:00 · 1 reply in 7d · Loic Poulain <loic.poulain@oss.qualcomm.com>
• WARM1d [PATCH v3 00/13] Add thermal management support for sama7d65
  2026-06-30 09:37 · 2 replies in 7d · Varshini Rajendran <hidden>
• HOTtoday [PATCH v4 0/7] Read MAC address from SST vendor specific SFDP region
  2026-06-30 09:26 · 2 replies in 7d · Manikandan Muralidharan <manikandan.m@microchip.com>
• WARM1d [PATCH] dt-bindings: nvmem: qfprom: Add compatible for Qualcomm Maili
  2026-06-29 06:48 · 0 replies in 7d · Jingyi Wang <hidden>

Active reviewers (last 30 days)

• Conor Dooley <conor.dooley@microchip.com>
  1 attestation (1 Acked-by) · last on 2026-06-30
• Andy Shevchenko <andy@kernel.org>
  1 attestation (1 Reviewed-by) · last on 2026-06-17
• Rob Herring <robh@kernel.org>
  1 attestation (1 Suggested-by) · last on 2026-06-10
• Loic Poulain <loic.poulain@oss.qualcomm.com>
  1 attestation (1 Co-developed-by) · last on 2026-06-08

Recent patches

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

• HOTtoday [PATCH v7 4/9] nvmem: layouts: Support fixed-layout as the nvmem device node itself
  2026-07-01 · Loic Poulain <loic.poulain@oss.qualcomm.com>
• WARM1d REVIEWED: 3 (3M) [PATCH v3 05/13] dt-bindings: nvmem: microchip,sama7g5-otpc: add sama7d65 and dt node example
  2026-06-30 · Varshini Rajendran <hidden>
• WARM1d [PATCH v3 06/13] nvmem: microchip-otpc: add tag-based packet lookup
  2026-06-30 · Varshini Rajendran <hidden>
• HOTtoday [PATCH v4 4/7] nvmem: layouts: add Microchip/SST SFDP EUI layout driver
  2026-06-30 · Manikandan Muralidharan <manikandan.m@microchip.com>
• HOTtoday [PATCH v4 2/7] dt-bindings: nvmem: layouts: add Microchip/SST SFDP EUI layout
  2026-06-30 · Manikandan Muralidharan <manikandan.m@microchip.com>
• WARM1d [PATCH] dt-bindings: nvmem: qfprom: Add compatible for Qualcomm Maili
  2026-06-29 · Jingyi Wang <hidden>
• COOLING7d [PATCH v2 05/12] nvmem: microchip-otpc: add tag-based packet lookup
  2026-06-23 · Varshini Rajendran <hidden>
• COOLING7d [PATCH v2 04/12] dt-bindings: nvmem: microchip,sama7g5-otpc: add sama7d65 and dt node example
  2026-06-23 · Varshini Rajendran <hidden>
• COOLING14d REVIEWED: 10 (10M) [PATCH v2 2/4] nvmem: add mt6323 PMIC EFUSE driver
  2026-06-17 · Roman Vivchar via B4 Relay <devnull+rva333.protonmail.com@kernel.org>
• WARM2d [PATCH 5/9] nvmem: imx-ocotp-ele: Remove device-specific reg_read()
  2026-06-16 · Frieder Schrempf <hidden>
• WARM2d [PATCH 7/9] nvmem: imx-ocotp-ele: Remove the FUSE_ELE type
  2026-06-16 · Frieder Schrempf <hidden>
• WARM2d [PATCH 8/9] nvmem: imx-ocotp-ele: Rename FSB access map
  2026-06-16 · Frieder Schrempf <hidden>
• WARM2d [PATCH 6/9] nvmem: imx-ocotp-ele: Support the ELE API
  2026-06-16 · Frieder Schrempf <hidden>
• WARM2d [PATCH 4/9] nvmem: imx-ocotp-ele: Add keepout table for i.MX93
  2026-06-16 · Frieder Schrempf <hidden>
• WARM2d [PATCH 1/9] dt-bindings: nvmem: imx-ocotp: Add support for secure-enclave
  2026-06-16 · Frieder Schrempf <hidden>
• COLD20d [PATCH 2/4] nvmem: add mt6323 PMIC EFUSE driver
  2026-06-11 · Roman Vivchar via B4 Relay <devnull+rva333.protonmail.com@kernel.org>
• COLD21d [PATCH] dt-bindings: nvmem: consumer: Make 'nvmem' an array of one-item entries
  2026-06-10 · Konrad Dybcio <konradybcio@kernel.org>
• COLD23d [PATCH v3 4/7] block: implement NVMEM provider
  2026-06-08 · Loic Poulain <loic.poulain@oss.qualcomm.com>
• COLD40d REVIEWED: 1 (1M) [PATCH v6 04/10] nvmem: Add the Raspberry Pi OTP driver
  2026-05-22 · Gregor Herburger <hidden>
• COLD40d REVIEWED: 1 (0M) [PATCH v6 02/10] nvmem: core: Enforce stride and alignment checks for nvmem_device functions
  2026-05-22 · Gregor Herburger <hidden>
• COLD41d REVIEWED: 1 (1M) [PATCH v5 4/8] nvmem: Add the Raspberry Pi OTP driver
  2026-05-20 · Gregor Herburger <hidden>
• COLD41d [PATCH v5 2/8] nvmem: core: Enforce stride and alignment checks for nvmem_device functions
  2026-05-20 · Gregor Herburger <hidden>
• COLD43d [PATCH v4 2/2] nvmem: airoha: Add support for SMC eFUSE
  2026-05-19 · Christian Marangi <ansuelsmth@gmail.com>
• COLD43d REVIEWED: 7 (7M) [PATCH v4 1/2] dt-bindings: nvmem: airoha: add SMC eFuses schema
  2026-05-19 · Christian Marangi <ansuelsmth@gmail.com>
• COLD44d [PATCH v3 2/2] nvmem: airoha: Add support for SMC eFUSE
  2026-05-18 · Christian Marangi <ansuelsmth@gmail.com>
• COLD44d REVIEWED: 7 (7M) [PATCH v3 1/2] dt-bindings: nvmem: airoha: add SMC eFuses schema
  2026-05-18 · Christian Marangi <ansuelsmth@gmail.com>
• COLD43d [PATCH v3 2/3] nvmem: lan9662-otp: add support for LAN969x
  2026-05-15 · Robert Marko <robert.marko@sartura.hr>
• COLD43d REVIEWED: 3 (3M) [PATCH v3 1/3] dt-bindings: nvmem: lan9662-otpc: Add LAN969x series
  2026-05-15 · Robert Marko <robert.marko@sartura.hr>
• COLD28d [PATCH] dt-bindings: nvmem: qfprom: Add ipq5210 & ipq9650 compatible
  2026-05-15 · Varadarajan Narayanan <hidden>
• COLD48d [PATCH v2 06/16] nvmem: add mt6323 PMIC EFUSE driver
  2026-05-12 · Roman Vivchar via B4 Relay <devnull+rva333.protonmail.com@kernel.org>

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.

• STALE115d REVIEWED: 1 (0M) [PATCH v3 08/19] dt-bindings: nvmem: microchip-otpc: Add compatible for SAM9X60
  2026-01-20 · Alexander Dahl <hidden> · 1 Acked-by
• COLD40d REVIEWED: 1 (0M) [PATCH v6 02/10] nvmem: core: Enforce stride and alignment checks for nvmem_device functions
  2026-05-22 · Gregor Herburger <hidden> · 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.

• STALE112d [PATCH v4 5/6] nvmem: rockchip-otp: Add support for RK3562
  2026-02-05 · Heiko Stuebner <heiko@sntech.de>
• STALE112d [PATCH v4 4/6] nvmem: rockchip-otp: Add support for RK3568
  2026-02-05 · Heiko Stuebner <heiko@sntech.de>
• STALE126d [PATCH 6/8] Revert "dt-bindings: nvmem: sl28cpld: add sa67mcu compatible"
  2026-02-23 · Michael Walle <mwalle@kernel.org>
• COLD57d [PATCH v2 2/4] nvmem: Add the Raspberry Pi OTP driver
  2026-05-05 · Gregor Herburger <hidden>
• COLD55d [PATCH v3 2/4] nvmem: Add the Raspberry Pi OTP driver
  2026-05-06 · Gregor Herburger <hidden>
• COLD43d [PATCH v4 2/2] nvmem: airoha: Add support for SMC eFUSE
  2026-05-19 · Christian Marangi <ansuelsmth@gmail.com>