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)

• DORMANTno replies Linux 7.1.5
  2026-07-24 15:06 · 1 reply in 7d · Greg Kroah-Hartman <gregkh@linuxfoundation.org>
• DORMANTno replies Linux 6.18.40
  2026-07-24 15:06 · 1 reply in 7d · Greg Kroah-Hartman <gregkh@linuxfoundation.org>
• WARM2d Linux 6.12.97
  2026-07-24 15:06 · 1 reply in 7d · Greg Kroah-Hartman <gregkh@linuxfoundation.org>
• DORMANTno replies Linux 6.6.145
  2026-07-24 15:06 · 1 reply in 7d · Greg Kroah-Hartman <gregkh@linuxfoundation.org>
• WARM2d Linux 6.1.178
  2026-07-24 15:06 · 1 reply in 7d · Greg Kroah-Hartman <gregkh@linuxfoundation.org>
• WARM2d Linux 5.10.261
  2026-07-24 15:05 · 1 reply in 7d · Greg Kroah-Hartman <gregkh@linuxfoundation.org>
• WARM2d Linux 5.15.212
  2026-07-24 15:05 · 1 reply in 7d · Greg Kroah-Hartman <gregkh@linuxfoundation.org>
• COOLING4d [PATCH 6.18 0000/1611] 6.18.40-rc1 review
  2026-07-21 18:39 · 3 replies in 7d · Greg Kroah-Hartman <gregkh@linuxfoundation.org>
• COOLING4d [PATCH 7.1 0000/2077] 7.1.5-rc1 review
  2026-07-21 19:02 · 2 replies in 7d · Greg Kroah-Hartman <gregkh@linuxfoundation.org>
• WARM2d [PATCH 5.10 000/699] 5.10.261-rc1 review
  2026-07-21 22:38 · 1 reply in 7d · Greg Kroah-Hartman <gregkh@linuxfoundation.org>

Active reviewers (last 30 days)

• Frank Li <Frank.Li@nxp.com>
  7 attestations (7 Reviewed-by) · last on 2026-07-21

Recent patches

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

• WARM2d Re: Linux 7.1.5
  2026-07-24 · Greg Kroah-Hartman <gregkh@linuxfoundation.org>
• DORMANTno replies Re: Linux 6.18.40
  2026-07-24 · Greg Kroah-Hartman <gregkh@linuxfoundation.org>
• DORMANTno replies Re: Linux 6.12.97
  2026-07-24 · Greg Kroah-Hartman <gregkh@linuxfoundation.org>
• WARM2d Re: Linux 6.6.145
  2026-07-24 · Greg Kroah-Hartman <gregkh@linuxfoundation.org>
• DORMANTno replies Re: Linux 6.1.178
  2026-07-24 · Greg Kroah-Hartman <gregkh@linuxfoundation.org>
• DORMANTno replies Re: Linux 5.10.261
  2026-07-24 · Greg Kroah-Hartman <gregkh@linuxfoundation.org>
• DORMANTno replies Re: Linux 5.15.212
  2026-07-24 · Greg Kroah-Hartman <gregkh@linuxfoundation.org>
• WARM2d REVIEWED: 13 (13M) [PATCH 5.10 199/699] pwm: imx27: Fix variable truncation in .apply()
  2026-07-21 · Greg Kroah-Hartman <gregkh@linuxfoundation.org>
• COOLING4d REVIEWED: 13 (13M) [PATCH 5.15 254/843] pwm: imx27: Fix variable truncation in .apply()
  2026-07-21 · Greg Kroah-Hartman <gregkh@linuxfoundation.org>
• COOLING4d REVIEWED: 13 (13M) [PATCH 6.1 0325/1067] pwm: imx27: Fix variable truncation in .apply()
  2026-07-21 · Greg Kroah-Hartman <gregkh@linuxfoundation.org>
• COOLING4d REVIEWED: 13 (13M) [PATCH 6.6 0426/1266] pwm: imx27: Fix variable truncation in .apply()
  2026-07-21 · Greg Kroah-Hartman <gregkh@linuxfoundation.org>
• HOTtoday REVIEWED: 13 (13M) [PATCH 6.12 0150/1276] pwm: imx27: Fix variable truncation in .apply()
  2026-07-21 · Greg Kroah-Hartman <gregkh@linuxfoundation.org>
• COOLING4d [PATCH 7.1 0973/2077] pwm: rzg2l-gpt: Add missing newlines to dev_err_probe() messages
  2026-07-21 · Greg Kroah-Hartman <gregkh@linuxfoundation.org>
• COOLING4d [PATCH 6.18 1422/1611] pwm: rzg2l-gpt: Fix period_ticks type from u32 to u64
  2026-07-21 · Greg Kroah-Hartman <gregkh@linuxfoundation.org>
• COOLING4d [PATCH 6.18 0676/1611] pwm: rzg2l-gpt: Add missing newlines to dev_err_probe() messages
  2026-07-21 · Greg Kroah-Hartman <gregkh@linuxfoundation.org>
• COOLING4d REVIEWED: 13 (13M) [PATCH 6.18 0202/1611] pwm: imx27: Fix variable truncation in .apply()
  2026-07-21 · Greg Kroah-Hartman <gregkh@linuxfoundation.org>
• COOLING4d REVIEWED: 13 (13M) [PATCH 7.1 0288/2077] pwm: imx27: Fix variable truncation in .apply()
  2026-07-21 · Greg Kroah-Hartman <gregkh@linuxfoundation.org>
• COLD55d Re: Linux 6.1.175
  2026-06-01 · Greg Kroah-Hartman <gregkh@linuxfoundation.org>
• STALE64d Re: Linux 7.0.10
  2026-05-23 · Greg Kroah-Hartman <gregkh@linuxfoundation.org>
• DORMANTno replies Re: Linux 6.18.33
  2026-05-23 · Greg Kroah-Hartman <gregkh@linuxfoundation.org>
• COLD58d Re: Linux 6.12.91
  2026-05-23 · Greg Kroah-Hartman <gregkh@linuxfoundation.org>
• COLD60d [PATCH 6.12 477/666] pwm: atmel-tcb: Cache clock rates and mark chip as atomic
  2026-05-20 · Greg Kroah-Hartman <gregkh@linuxfoundation.org>
• COLD60d [PATCH 6.18 673/957] pwm: atmel-tcb: Cache clock rates and mark chip as atomic
  2026-05-20 · Greg Kroah-Hartman <gregkh@linuxfoundation.org>
• COLD60d [PATCH 6.18 614/957] pwm: stm32: Fix rounding issue for requests with inverted polarity
  2026-05-20 · Greg Kroah-Hartman <gregkh@linuxfoundation.org>
• STALE65d [PATCH 7.0 0825/1146] pwm: atmel-tcb: Cache clock rates and mark chip as atomic
  2026-05-20 · Greg Kroah-Hartman <gregkh@linuxfoundation.org>
• STALE65d [PATCH 7.0 0767/1146] pwm: stm32: Fix rounding issue for requests with inverted polarity
  2026-05-20 · Greg Kroah-Hartman <gregkh@linuxfoundation.org>
• DORMANTno replies Re: Linux 6.6.140
  2026-05-17 · Greg Kroah-Hartman <gregkh@linuxfoundation.org>
• DORMANTno replies [PATCH 5.10.y] pwm: imx-tpm: Count the number of enabled channels in probe
  2026-05-08 · Sasha Levin <sashal@kernel.org>
• DORMANTno replies [PATCH 5.15.y] pwm: imx-tpm: Count the number of enabled channels in probe
  2026-05-08 · Sasha Levin <sashal@kernel.org>
• STALE72d [PATCH 6.1.y] pwm: imx-tpm: Count the number of enabled channels in probe
  2026-05-08 · Sasha Levin <sashal@kernel.org>

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.

• DORMANTno replies Re: Linux 6.18.3
  2026-01-02 · Greg Kroah-Hartman <gregkh@linuxfoundation.org>
• DORMANTno replies Re: Linux 6.1.160
  2026-01-11 · Greg Kroah-Hartman <gregkh@linuxfoundation.org>
• STALE196d Re: Linux 6.6.120
  2026-01-11 · Greg Kroah-Hartman <gregkh@linuxfoundation.org>
• DORMANTno replies Re: Linux 6.12.65
  2026-01-11 · Greg Kroah-Hartman <gregkh@linuxfoundation.org>
• DORMANTno replies Re: Linux 5.15.198
  2026-01-19 · Greg Kroah-Hartman <gregkh@linuxfoundation.org>
• DORMANTno replies Re: Linux 5.10.248
  2026-01-19 · Greg Kroah-Hartman <gregkh@linuxfoundation.org>
• STALE178d [PATCH 6.18 040/227] pwm: Ensure ioctl() returns a negative errno on error
  2026-01-28 · Greg Kroah-Hartman <gregkh@linuxfoundation.org>
• STALE178d [PATCH 6.18 041/227] pwm: max7360: Populate missing .sizeof_wfhw in max7360_pwm_ops
  2026-01-28 · Greg Kroah-Hartman <gregkh@linuxfoundation.org>
• STALE177d Re: Linux 6.18.8
  2026-01-30 · Greg Kroah-Hartman <gregkh@linuxfoundation.org>
• STALE70d [PATCH 2/5] pwm: rz-mtu3: impose period restrictions
  2026-01-30 · Cosmin Tanislav <cosmin-gabriel.tanislav.xa@renesas.com>