tty layer and serial drivers · Supported

Maintainers

• M Greg Kroah-Hartman <gregkh@linuxfoundation.org>
• M Jiri Slaby <jirislaby@kernel.org>

Paths

• F Documentation/devicetree/bindings/serial/
• F Documentation/driver-api/serial/
• F drivers/tty/
• F include/linux/selection.h
• F include/linux/serial.h
• F include/linux/serial_core.h
• F include/linux/sysrq.h
• F include/linux/tty*.h
• F include/linux/vt.h
• F include/linux/vt_*.h
• F include/uapi/linux/serial.h
• F include/uapi/linux/serial_core.h
• F include/uapi/linux/tty.h

Last 30 days

Most active threads (last 7 days)

• HOTtoday [PATCH v1 0/6] serial: Some yak shaving
  2026-07-31 09:39 · 1 reply in 7d · Uwe Kleine-König <ukleinek@kernel.org>

Recent patches

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

• HOTtoday [PATCH v1 3/6] serial: 8250: Make uart_match_port() a 8250 specific function
  2026-07-31 · Uwe Kleine-König <ukleinek@kernel.org>
• COLD29d REVIEWED: 9 (9M) [PATCH v4 1/2] tracing: Move non-trace_printk prototypes into trace_controls.h
  2026-06-25 · Steven Rostedt <rostedt@kernel.org>
• STALE71d [PATCH v2] dt-bindings: serial: rs485: remove deprecated .txt binding stub
  2026-05-21 · Akash Sukhavasi <hidden>
• STALE72d [PATCH] video: console: mdacon: remove this obsolete driver
  2026-05-20 · Ethan Nelson-Moore <hidden>
• STALE86d REVIEWED: 31 (31M) [PATCH v8 4/6] amba/serial: amba-pl011: Bring back zx29 UART support
  2026-05-06 · Stefan Dösinger <stefandoesinger@gmail.com>
• STALE88d [PATCH v3] tty: synclink_gt: remove broken driver
  2026-05-04 · Ethan Nelson-Moore <hidden>
• STALE89d [PATCH v2] tty: synclink_gt: remove broken driver
  2026-05-03 · Ethan Nelson-Moore <hidden>
• STALE81d REVIEWED: 31 (31M) [PATCH v7 4/6] amba/serial: amba-pl011: Bring back zx29 UART support
  2026-04-29 · Stefan Dösinger <stefandoesinger@gmail.com>
• STALE95d REVIEWED: 31 (31M) [PATCH v6 4/6] amba/serial: amba-pl011: Bring back zx29 UART support
  2026-04-26 · Stefan Dösinger <stefandoesinger@gmail.com>
• STALE71d [PATCH v5 6/8] amba/serial: amba-pl011: Bring back zx29 UART support
  2026-04-21 · Stefan Dösinger <stefandoesinger@gmail.com>
• STALE102d [PATCH v4 6/8] ARM: zte: Bring back zx29 UART support
  2026-04-16 · Stefan Dösinger <stefandoesinger@gmail.com>
• STALE141d [PATCH] vt: Add boot param for setting default vt console
  2026-03-01 · Adam Saponara <hidden>
• STALE182d [PATCH] tty: synclink_gt: remove broken driver
  2026-01-29 · Ethan Nelson-Moore <hidden>
• STALE189d [PATCH] Documentation: use a source-read extension for the index link boilerplate
  2026-01-23 · Jani Nikula <hidden>
• STALE190d [PATCH v1 2/2] serial: 8250_pci: Remove custom deprecated baud setting routine
  2026-01-22 · Andy Shevchenko <andriy.shevchenko@linux.intel.com>
• STALE190d [PATCH v1 1/2] serial: 8250_omap: Remove custom deprecated baud setting routine
  2026-01-22 · Andy Shevchenko <andriy.shevchenko@linux.intel.com>
• STALE239d [PATCH 1/4] Documentation: remove subproject index links deep in the structure
  2025-11-12 · Jani Nikula <hidden>
• STALE346d LANDED: 7 (3M) [PATCH v4] module: Rename EXPORT_SYMBOL_GPL_FOR_MODULES to EXPORT_SYMBOL_FOR_MODULES
  2025-08-08 · Vlastimil Babka <hidden>
• STALE393d [PATCH] global: fix misapplications of "awhile"
  2025-07-02 · Ahelenia Ziemiańska <hidden>
• STALE401d LANDED [PATCH v2 5/5] tty: fix tty_port_tty_*hangup() kernel-doc
  2025-06-24 · "Jiri Slaby (SUSE)" <jirislaby@kernel.org>
• STALE402d [PATCH 5/5] tty: fix tty_port_tty_*hangup() kernel-doc
  2025-06-23 · "Jiri Slaby (SUSE)" <jirislaby@kernel.org>
• STALE417d LANDED [PATCH] serial: Remove unused uart_get_console
  2025-06-08 · <hidden>
• STALE451d REVIEWED: 1 (1M) [PATCH AUTOSEL 6.1 144/212] serial: mctrl_gpio: split disable_ms into sync and no_sync APIs
  2025-05-05 · Sasha Levin <sashal@kernel.org>
• STALE437d REVIEWED: 1 (1M) [PATCH AUTOSEL 6.6 186/294] serial: mctrl_gpio: split disable_ms into sync and no_sync APIs
  2025-05-05 · Sasha Levin <sashal@kernel.org>
• STALE451d REVIEWED: 1 (1M) [PATCH AUTOSEL 6.12 306/486] serial: mctrl_gpio: split disable_ms into sync and no_sync APIs
  2025-05-05 · Sasha Levin <sashal@kernel.org>
• STALE344d REVIEWED: 1 (1M) [PATCH AUTOSEL 6.14 390/642] serial: mctrl_gpio: split disable_ms into sync and no_sync APIs
  2025-05-05 · Sasha Levin <sashal@kernel.org>
• STALE528d LANDED [PATCH v3] serial: mctrl_gpio: split disable_ms into sync and no_sync APIs
  2025-02-17 · Alexis Lothoré <hidden>
• STALE532d [PATCH v2] serial: mctrl_gpio: add parameter to skip sync
  2025-02-14 · Alexis Lothoré <hidden>
• STALE540d LANDED [PATCH] serial: mctrl_gpio: Remove unused mctrl_gpio_free
  2025-01-29 · <hidden>
• STALE560d [PATCH v2 1/2] hexdump: Convert the ascii boolean into a flag variable
  2025-01-10 · 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.

• STALE95d REVIEWED: 31 (31M) [PATCH v6 4/6] amba/serial: amba-pl011: Bring back zx29 UART support
  2026-04-26 · Stefan Dösinger <stefandoesinger@gmail.com> · 1 Reviewed-by
• STALE81d REVIEWED: 31 (31M) [PATCH v7 4/6] amba/serial: amba-pl011: Bring back zx29 UART support
  2026-04-29 · Stefan Dösinger <stefandoesinger@gmail.com> · 1 Reviewed-by
• STALE86d REVIEWED: 31 (31M) [PATCH v8 4/6] amba/serial: amba-pl011: Bring back zx29 UART support
  2026-05-06 · Stefan Dösinger <stefandoesinger@gmail.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.

• STALE190d [PATCH v1 1/2] serial: 8250_omap: Remove custom deprecated baud setting routine
  2026-01-22 · Andy Shevchenko <andriy.shevchenko@linux.intel.com>
• STALE190d [PATCH v1 2/2] serial: 8250_pci: Remove custom deprecated baud setting routine
  2026-01-22 · Andy Shevchenko <andriy.shevchenko@linux.intel.com>
• STALE102d [PATCH v4 6/8] ARM: zte: Bring back zx29 UART support
  2026-04-16 · Stefan Dösinger <stefandoesinger@gmail.com>