gpio subsystem · Maintained

Maintainers

• M Linus Walleij <linusw@kernel.org>
• M Bartosz Golaszewski <brgl@kernel.org>

Paths

• F Documentation/admin-guide/gpio/
• F Documentation/devicetree/bindings/gpio/
• F Documentation/driver-api/gpio/
• F drivers/gpio/
• F include/dt-bindings/gpio/
• F include/linux/gpio.h
• F include/linux/gpio/

Last 30 days

Most active threads (last 7 days)

• HOTtoday [PATCH v3 0/2] gpio: fix sleeping-in-atomic in shared-proxy; restore meson non-sleeping
  2026-06-30 10:16 · 1 reply in 7d · Viacheslav Bocharov <hidden>
• HOTtoday [PATCH 00/32] x86/msr: Drop 32-bit MSR interfaces
  2026-06-29 06:08 · 2 replies in 7d · Juergen Gross <jgross@suse.com>
• HOTtoday [PATCH RFC] gpio: loongson-64bit: Add back the support for gsi_idx_map
  2026-06-29 21:05 · 0 replies in 7d · Miao Wang <hidden>
• HOTtoday [PATCH] gpio-f7188x: Add support for NCT6126D version B
  2026-06-29 14:07 · 0 replies in 7d · Paul Louvel <hidden>
• HOTtoday [PATCH] [RFC] gpiolib: introduce gpio_name() helper
  2026-06-29 13:59 · 0 replies in 7d · Arnd Bergmann <arnd@kernel.org>
• HOTtoday [PATCH 00/13] treewide: replace linux/gpio.h
  2026-06-29 13:28 · 1 reply in 7d · Arnd Bergmann <arnd@kernel.org>
• HOTtoday [PATCH v5 0/6] gpiolib: fence off legacy interfaces
  2026-06-29 13:04 · 1 reply in 7d · Arnd Bergmann <arnd@kernel.org>
• HOTtoday [PATCH] gpio: swnode: remove deprecated lookup mechanism
  2026-06-29 10:55 · 0 replies in 7d · Bartosz Golaszewski <hidden>
• HOTtoday [PATCH 0/5] software node: provide support for fw_devlink
  2026-06-29 10:52 · 1 reply in 7d · Bartosz Golaszewski <hidden>
• WARM1d [PATCH] gpio: dwapb: Defer clock gating until noirq
  2026-06-29 05:32 · 0 replies in 7d · Jia Wang via B4 Relay <devnull+wangjia.ultrarisc.com@kernel.org>

Active reviewers (last 30 days)

• Sashiko <sashiko-bot@kernel.org>
  6 attestations (6 Reported-by) · last on 2026-06-26
• Linus Walleij <hidden>
  4 attestations (4 Reviewed-by) · last on 2026-06-18
• Mathieu Dubois-Briand <mathieu.dubois-briand@bootlin.com>
  4 attestations (2 Reviewed-by, 2 Tested-by) · last on 2026-06-18
• Vicente Bergas <hidden>
  4 attestations (2 Co-developed-by, 2 Tested-by) · last on 2026-06-09
• Marek Szyprowski <m.szyprowski@samsung.com>
  3 attestations (3 Reported-by) · last on 2026-06-30
• Linus Walleij <linusw@kernel.org>
  3 attestations (3 Reviewed-by) · last on 2026-06-22
• Yu-Chun Lin <eleanor.lin@realtek.com>
  1 attestation (1 Co-developed-by) · last on 2026-06-22
• Krzysztof Kozlowski <hidden>
  1 attestation (1 Reviewed-by) · last on 2026-06-22
• Daniel Thompson <hidden>
  1 attestation (1 Co-developed-by) · last on 2026-06-05

Recent patches

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

• HOTtoday [PATCH v3 1/2] gpio: shared-proxy: always serialize with a sleeping mutex
  2026-06-30 · Viacheslav Bocharov <hidden>
• HOTtoday [PATCH RFC] gpio: loongson-64bit: Add back the support for gsi_idx_map
  2026-06-29 · Miao Wang <hidden>
• HOTtoday [PATCH] gpio-f7188x: Add support for NCT6126D version B
  2026-06-29 · Paul Louvel <hidden>
• HOTtoday [PATCH] [RFC] gpiolib: introduce gpio_name() helper
  2026-06-29 · Arnd Bergmann <arnd@kernel.org>
• HOTtoday [PATCH 13/13] gpiolib: remove linux/gpio.h
  2026-06-29 · Arnd Bergmann <arnd@kernel.org>
• HOTtoday [PATCH 6/6] [v5] gpiolib: turn off legacy interface by default
  2026-06-29 · Arnd Bergmann <arnd@kernel.org>
• HOTtoday [PATCH] gpio: swnode: remove deprecated lookup mechanism
  2026-06-29 · Bartosz Golaszewski <hidden>
• HOTtoday [PATCH 5/5] gpio: kunit: add test cases verifying swnode devlink support
  2026-06-29 · Bartosz Golaszewski <hidden>
• HOTtoday [PATCH 31/32] treewide: convert rdmsrq() from a macro to an inline function
  2026-06-29 · Juergen Gross <jgross@suse.com>
• HOTtoday [PATCH 24/32] drivers/gpio: Stop using 32-bit MSR interfaces
  2026-06-29 · Juergen Gross <jgross@suse.com>
• WARM1d [PATCH] gpio: dwapb: Defer clock gating until noirq
  2026-06-29 · Jia Wang via B4 Relay <devnull+wangjia.ultrarisc.com@kernel.org>
• DORMANTno replies [PATCH] gpio: mvebu: add wake-up interrupt support
  2026-06-28 · Rosen Penev <hidden>
• DORMANTno replies [PATCH v2 4/4] gpio: mt7621: unify naming style in driver code
  2026-06-26 · Sergio Paracuellos <sergio.paracuellos@gmail.com>
• COOLING4d [PATCH v2 3/4] gpio: mt7621: be sure IRQ domain is created before exposing GPIO chips
  2026-06-26 · Sergio Paracuellos <sergio.paracuellos@gmail.com>
• COOLING4d [PATCH v2 2/4] gpio: mt7621: more robust management of IRQ domain teardown
  2026-06-26 · Sergio Paracuellos <sergio.paracuellos@gmail.com>
• COOLING4d [PATCH v2 1/4] gpio: mt7621: avoid corruption of shared interrupt trigger state
  2026-06-26 · Sergio Paracuellos <sergio.paracuellos@gmail.com>
• HOTtoday [PATCH v14 4/5] gpio: rpmsg: add generic rpmsg GPIO driver
  2026-06-25 · Shenwei Wang <hidden>
• HOTtoday [PATCH v14 2/5] dt-bindings: remoteproc: imx_rproc: Add "rpmsg" subnode support
  2026-06-25 · Shenwei Wang <hidden>
• HOTtoday [PATCH v14 1/5] docs: driver-api: gpio: rpmsg gpio driver over rpmsg bus
  2026-06-25 · Shenwei Wang <hidden>
• HOTtoday [PATCH v2 1/2] gpio: shared-proxy: always serialize with a sleeping mutex
  2026-06-25 · Viacheslav Bocharov <hidden>
• COOLING4d [PATCH v3] gpio: htc-egpio: use managed gpiochip registration
  2026-06-24 · Pengpeng Hou <hidden>
• COOLING4d [PATCH v3] gpio: mvebu: fail probe if gpiochip registration fails
  2026-06-24 · Pengpeng Hou <hidden>
• COOLING4d [PATCH] gpio: pca9570: Use I2C match data
  2026-06-24 · Pengpeng Hou <hidden>
• COOLING7d [PATCH 1/1] gpio: davinci: fix IRQ domain leak on devm_kzalloc failure
  2026-06-23 · <hidden>
• COOLING7d [PATCH v2] gpio: htc-egpio: use managed gpiochip registration
  2026-06-22 · Pengpeng Hou <hidden>
• COOLING7d [PATCH v2] gpio: mvebu: fail probe if gpiochip registration fails
  2026-06-22 · Pengpeng Hou <hidden>
• COOLING4d REVIEWED: 31 (31M) [PATCH v4 3/4] gpio: realtek: Add driver for Realtek DHC RTD1625 SoC
  2026-06-22 · Yu-Chun Lin <eleanor.lin@realtek.com>
• COOLING4d REVIEWED: 1 (0M) [PATCH v4 1/4] dt-bindings: gpio: realtek: Add realtek,rtd1625-gpio
  2026-06-22 · Yu-Chun Lin <eleanor.lin@realtek.com>
• COOLING4d [PATCH v4 2/4] gpio: Replace "default y" with "default ARCH_REALTEK" in Kconfig
  2026-06-22 · Yu-Chun Lin <eleanor.lin@realtek.com>
• COOLING8d [PATCH] gpiolib: initialize return value in gpiochip_set_multiple()
  2026-06-20 · Ruoyu Wang <hidden>

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.

• STALE187d REVIEWED: 1 (0M) [PATCH] gpiolib: fix race condition for gdev->srcu
  2025-12-23 · Paweł Narewski <hidden> · 1 Reviewed-by
• STALE129d REVIEWED: 32 (31M) [PATCH v5 3/3] gpio: gpio-ltc4283: Add support for the LTC4283 Swap Controller
  2025-12-23 · Nuno Sá via B4 Relay <devnull+nuno.sa.analog.com@kernel.org> · 1 Reviewed-by, 1 Acked-by
• STALE176d REVIEWED: 1 (0M) [PATCH v4 4/7] gpio: rockchip: support new version GPIO
  2025-12-27 · Ye Zhang <hidden> · 1 Acked-by
• STALE176d REVIEWED: 1 (0M) [PATCH v2 1/2] dt-bindings: gpio: spacemit: add compatible name for K3 SoC
  2026-01-03 · Yixun Lan <hidden> · 1 Acked-by
• STALE158d REVIEWED: 4 (4M) [PATCH v2 2/3] gpio: tegra186: Add support for Tegra264
  2026-01-23 · Prathamesh Shete <hidden> · 1 Reviewed-by
• STALE157d REVIEWED: 4 (4M) [PATCH v3 2/3] gpio: tegra186: Add support for Tegra264
  2026-01-23 · Prathamesh Shete <hidden> · 1 Reviewed-by
• STALE153d REVIEWED: 4 (4M) [PATCH v4 2/3] gpio: tegra186: Add support for Tegra264
  2026-01-27 · Prathamesh Shete <hidden> · 1 Reviewed-by
• STALE153d REVIEWED: 18 (18M) [PATCH v2] gpio: omap: do not register driver in probe()
  2026-01-27 · Danilo Krummrich <dakr@kernel.org> · 1 Reviewed-by
• STALE147d REVIEWED: 1 (0M) [PATCH v5 1/3] dt-bindings: gpio: Add Tegra264 support
  2026-01-28 · Prathamesh Shete <hidden> · 1 Acked-by
• STALE147d REVIEWED: 5 (4M) [PATCH v5 2/3] gpio: tegra186: Add support for Tegra264
  2026-01-28 · Prathamesh Shete <hidden> · 1 Reviewed-by, 1 Acked-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.

• STALE206d [PATCH 1/2] gpio: rockchip: Call pinctrl for gpio config
  2025-12-05 · Matthijs Kooijman <hidden>
• STALE203d LANDED [PATCH 1/4] gpio: shared: fix NULL-pointer dereference in teardown path
  2025-12-06 · Bartosz Golaszewski <hidden>
• STALE203d LANDED [PATCH 2/4] gpio: shared: check if a reference is populated before cleaning its resources
  2025-12-06 · Bartosz Golaszewski <hidden>
• STALE203d LANDED [PATCH 3/4] gpio: shared: fix auxiliary device cleanup order
  2025-12-06 · Bartosz Golaszewski <hidden>
• STALE203d LANDED [PATCH 4/4] gpio: shared: make locking more fine-grained
  2025-12-06 · Bartosz Golaszewski <hidden>
• STALE194d LANDED [PATCH v2 3/3] gpio: pca953x: Add support for TCAL6408 TCAL6416
  2025-12-16 · Jan Remmet <hidden>
• STALE194d LANDED [PATCH v2 1/3] Documentation: gpio: add TCAL6408 and TCAL6416
  2025-12-16 · Jan Remmet <hidden>
• STALE194d LANDED [PATCH 2/3] gpio: realtek-otto: add COMPILE_TEST
  2025-12-17 · Rosen Penev <hidden>
• STALE172d LANDED [PATCH 1/3] gpiolib: allow multiple lookup tables per consumer
  2025-12-22 · Bartosz Golaszewski <hidden>
• STALE172d LANDED [PATCH 2/3] gpio: shared: verify con_id when adding proxy lookup
  2025-12-22 · Bartosz Golaszewski <hidden>