pwm subsystem · Maintained

Maintainers

• M Uwe Kleine-König <ukleinek@kernel.org>

Paths

• F Documentation/devicetree/bindings/pwm/
• F Documentation/driver-api/pwm.rst
• F drivers/pwm/
• F include/dt-bindings/pwm/
• F include/linux/pwm.h

Last 30 days

Most active threads (last 7 days)

• HOTtoday [PATCH v10 0/3] Update designware pwm driver
  2026-07-03 09:34 · 3 replies in 7d · dongxuyang@eswincomputing.com
• WARM2d [PATCH v6 0/7] Tegra264 PWM support
  2026-07-01 03:21 · 6 replies in 7d · Mikko Perttunen <mperttunen@nvidia.com>
• WARM1d [PATCH v9 0/3] Update designware pwm driver
  2026-07-01 00:43 · 3 replies in 7d · dongxuyang@eswincomputing.com
• WARM2d [PATCH v21 0/3] Add OpenCores PTC PWM support
  2026-07-01 07:45 · 2 replies in 7d · Hal Feng <hal.feng@starfivetech.com>
• WARM2d [PATCH v20 0/3] Add OpenCores PTC PWM support
  2026-06-29 06:37 · 2 replies in 7d · Hal Feng <hal.feng@starfivetech.com>
• WARM3d [PATCH v5] dt-bindings: pwm: st,sti-pwm: convert to DT schema
  2026-06-29 13:13 · 0 replies in 7d · Charan Pedumuru <hidden>
• WARM2d [PATCH v2 00/11] rust: driver: use pointers instead of indices for ID info
  2026-06-29 12:40 · 1 reply in 7d · Gary Guo <gary@garyguo.net>

Active reviewers (last 30 days)

• Conor Dooley <conor.dooley@microchip.com>
  5 attestations (5 Acked-by) · last on 2026-07-03
• Ben Dooks <hidden>
  4 attestations (4 Co-developed-by) · last on 2026-07-03
• Rob Herring (Arm) <robh@kernel.org>
  4 attestations (1 Acked-by, 3 Reviewed-by) · last on 2026-07-01
• Yi-Wei Wang <hidden>
  2 attestations (2 Co-developed-by) · last on 2026-07-01
• Stanimir Varbanov <hidden>
  2 attestations (2 Co-developed-by) · last on 2026-06-12
• Thierry Reding <hidden>
  1 attestation (1 Reviewed-by) · last on 2026-07-01
• Mikko Perttunen <mperttunen@nvidia.com>
  1 attestation (1 Co-developed-by) · last on 2026-07-01
• Trevor Gamblin <tgamblin@baylibre.com>
  1 attestation (1 Reviewed-by) · last on 2026-06-17
• Krzysztof Kozlowski <hidden>
  1 attestation (1 Reviewed-by) · last on 2026-06-17
• Krzysztof Kozlowski <hidden>
  1 attestation (1 Reviewed-by) · last on 2026-06-12

Recent patches

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

• HOTtoday [PATCH v10 3/3] pwm: dwc: add of/platform support
  2026-07-03 · dongxuyang@eswincomputing.com
• HOTtoday REVIEWED: 3 (3M) [PATCH v10 2/3] dt-bindings: pwm: dwc: Add eswin compatible
  2026-07-03 · Xuyang Dong <dongxuyang@eswincomputing.com>
• HOTtoday REVIEWED: 3 (3M) [PATCH v10 1/3] dt-bindings: pwm: dwc: Document optional resets property
  2026-07-03 · Xuyang Dong <dongxuyang@eswincomputing.com>
• WARM2d REVIEWED: 3 (3M) [PATCH v21 1/3] dt-bindings: pwm: opencores: Update compatibles, examples and maintainers
  2026-07-01 · Hal Feng <hal.feng@starfivetech.com>
• WARM2d [PATCH v21 3/3] pwm: Add OpenCores PTC PWM driver
  2026-07-01 · Hal Feng <hal.feng@starfivetech.com>
• WARM2d [PATCH v6 6/7] pwm: tegra: Add support for Tegra264
  2026-07-01 · Mikko Perttunen <mperttunen@nvidia.com>
• WARM2d [PATCH v6 5/7] pwm: tegra: Parametrize duty and scale field widths
  2026-07-01 · Mikko Perttunen <mperttunen@nvidia.com>
• WARM2d [PATCH v6 4/7] pwm: tegra: Modify read/write accessors for multi-register channel
  2026-07-01 · Mikko Perttunen <mperttunen@nvidia.com>
• WARM2d REVIEWED: 1 (0M) [PATCH v6 3/7] pwm: tegra: Avoid hard-coded max clock frequency
  2026-07-01 · Mikko Perttunen <mperttunen@nvidia.com>
• WARM2d [PATCH v6 2/7] pwm: tegra: Prefix driver-local macros and functions
  2026-07-01 · Mikko Perttunen <mperttunen@nvidia.com>
• WARM2d REVIEWED: 7 (7M) [PATCH v6 1/7] dt-bindings: pwm: Document Tegra264 controller
  2026-07-01 · Mikko Perttunen <mperttunen@nvidia.com>
• WARM1d [PATCH v9 3/3] pwm: dwc: add of/platform support
  2026-07-01 · dongxuyang@eswincomputing.com
• WARM1d REVIEWED: 3 (3M) [PATCH v9 2/3] dt-bindings: pwm: dwc: Add eswin compatible
  2026-07-01 · dongxuyang@eswincomputing.com
• WARM1d REVIEWED: 3 (3M) [PATCH v9 1/3] dt-bindings: pwm: dwc: Document optional resets property
  2026-07-01 · dongxuyang@eswincomputing.com
• WARM3d [PATCH v5] dt-bindings: pwm: st,sti-pwm: convert to DT schema
  2026-06-29 · Charan Pedumuru <hidden>
• WARM2d [PATCH v2 07/11] rust: driver: remove `$module_table_name` from `module_device_table`
  2026-06-29 · Gary Guo <gary@garyguo.net>
• WARM2d [PATCH v20 1/3] dt-bindings: pwm: opencores: Update compatibles, examples and maintainers
  2026-06-29 · Hal Feng <hal.feng@starfivetech.com>
• WARM2d [PATCH v20 3/3] pwm: Add OpenCores PTC PWM driver
  2026-06-29 · Hal Feng <hal.feng@starfivetech.com>
• COOLING7d [PATCH v4] dt-bindings: pwm: st,sti-pwm: convert to DT schema
  2026-06-25 · Charan Pedumuru <hidden>
• COOLING8d [PATCH v3] dt-bindings: pwm: st,pwm: convert to DT schema
  2026-06-25 · Charan Pedumuru <hidden>
• COOLING8d REVIEWED: 7 (7M) [PATCH v6 1/3] dt-bindings: pwm: add support for AE350 PWM controller
  2026-06-25 · Ben Zong-You Xie <ben717@andestech.com>
• COOLING8d [PATCH v6 2/3] pwm: add Andes PWM driver support
  2026-06-25 · Ben Zong-You Xie <ben717@andestech.com>
• COOLING9d [PATCH v8 3/3] pwm: dwc: add of/platform support
  2026-06-23 · dongxuyang@eswincomputing.com
• COOLING9d [PATCH v8 2/3] dt-bindings: pwm: dwc: Add eswin compatible
  2026-06-23 · dongxuyang@eswincomputing.com
• COOLING9d [PATCH v8 1/3] dt-bindings: pwm: dwc: Document optional resets property
  2026-06-23 · dongxuyang@eswincomputing.com
• COOLING13d [PATCH 06/10] rust: driver: remove `$module_table_name` from `module_device_table`
  2026-06-18 · Gary Guo <gary@garyguo.net>
• COOLING9d [PATCH v2] dt-bindings: pwm: st,pwm: convert to DT schema
  2026-06-18 · Charan Pedumuru <hidden>
• COOLING10d [PATCH 2/2] pwm: add Axiado AX3000 PWM driver
  2026-06-18 · Petar Stepanovic <hidden>
• COOLING10d [PATCH 1/2] dt-bindings: pwm: add Axiado AX3000 PWM
  2026-06-18 · Petar Stepanovic <hidden>
• COLD16d REVIEWED: 2 (2M) [PATCH v4 2/2] pwm: Add Nuvoton MA35D1 PWM controller support
  2026-06-17 · Chi-Wen Weng <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.

• COOLING8d REVIEWED: 7 (7M) [PATCH v5 1/3] dt-bindings: pwm: add support for AE350 PWM controller
  2026-03-30 · Ben Zong-You Xie via B4 Relay <devnull+ben717.andestech.com@kernel.org> · 1 Reviewed-by
• STALE95d REVIEWED: 1 (0M) [PATCH v3 3/7] pwm: tegra: Modify read/write accessors for multi-register channel
  2026-03-30 · Mikko Perttunen <mperttunen@nvidia.com> · 1 Reviewed-by
• COLD46d REVIEWED: 1 (0M) [PATCH v4 3/7] pwm: tegra: Modify read/write accessors for multi-register channel
  2026-03-31 · Mikko Perttunen <mperttunen@nvidia.com> · 1 Reviewed-by
• COLD46d REVIEWED: 2 (1M) [PATCH v2 1/2] dt-bindings: pwm: amlogic: Add new bindings for S6 S7 S7D
  2026-04-02 · Xianwei Zhao via B4 Relay <devnull+xianwei.zhao.amlogic.com@kernel.org> · 2 Reviewed-by
• HOTtoday REVIEWED: 2 (0M) [PATCH v21 1/6] dt-bindings: pwm: add IPQ6018 binding
  2026-04-06 · George Moussalem via B4 Relay <devnull+george.moussalem.outlook.com@kernel.org> · 2 Reviewed-by
• HOTtoday REVIEWED: 7 (7M) [PATCH v21 2/6] pwm: driver for qualcomm ipq6018 pwm block
  2026-04-06 · George Moussalem via B4 Relay <devnull+george.moussalem.outlook.com@kernel.org> · 1 Reviewed-by
• STALE73d REVIEWED: 10 (10M) [PATCH v4 1/5] dt-bindings: pwm: Add a new binding for rockchip,rk3576-pwm
  2026-04-20 · Nicolas Frattaroli <nicolas.frattaroli@collabora.com> · 2 Reviewed-by
• COLD43d REVIEWED: 10 (10M) [PATCH v5 1/6] dt-bindings: pwm: Add a new binding for rockchip,rk3576-pwm
  2026-04-20 · Nicolas Frattaroli <nicolas.frattaroli@collabora.com> · 2 Reviewed-by
• COLD43d REVIEWED: 2 (1M) [PATCH v3 1/2] dt-bindings: pwm: amlogic: Add new bindings for S6 S7 S7D
  2026-05-21 · Xianwei Zhao via B4 Relay <devnull+xianwei.zhao.amlogic.com@kernel.org> · 2 Reviewed-by
• COLD20d REVIEWED: 1 (0M) [PATCH v4 1/3] dt-bindings: pwm: Add Raspberry Pi RP1 PWM controller
  2026-06-03 · Andrea della Porta <andrea.porta@suse.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.

• STALE143d [PATCH v4 2/3] pwm: add Andes PWM driver support
  2026-02-04 · Ben Zong-You Xie via B4 Relay <devnull+ben717.andestech.com@kernel.org>
• STALE95d [PATCH v3 1/7] dt-bindings: pwm: Document Tegra264 controller
  2026-03-30 · Mikko Perttunen <mperttunen@nvidia.com>
• STALE85d [PATCH v2 1/2] dt-bindings: pwm: clk-pwm: add optional GPIO and pinctrl properties
  2026-04-08 · Xilin Wu <hidden>
• COLD49d [PATCH v2 2/2] pwm: pxa: Add optional bus clock
  2026-04-28 · Yixun Lan <dlan@kernel.org>
• DORMANTno replies [PATCH v3 2/2] pwm: meson: Add support for Amlogic S7
  2026-05-21 · Xianwei Zhao via B4 Relay <devnull+xianwei.zhao.amlogic.com@kernel.org>
• WARM2d [PATCH v5 2/7] pwm: tegra: Prefix driver-local macros and functions
  2026-05-29 · Mikko Perttunen <mperttunen@nvidia.com>
• WARM2d [PATCH v5 4/7] pwm: tegra: Modify read/write accessors for multi-register channel
  2026-05-29 · Mikko Perttunen <mperttunen@nvidia.com>