8250/16?50 (and clone uarts) serial driver · Maintained

Maintainers

• M Greg Kroah-Hartman <gregkh@linuxfoundation.org>

Paths

• F drivers/tty/serial/8250*
• F include/linux/serial_8250.h

Last 30 days

Recent patches

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

• [PATCH v1 1/1] serial: 8250_fsl: Export fsl8250_handle_irq() conditionally
  2026-05-04 · Andy Shevchenko <andriy.shevchenko@linux.intel.com>
• [PATCH 12/15] serial: 8250: allow low-level drivers to override break control
  2026-05-04 · Crescent Hsieh <hidden>
• Re: Linux 6.19.10
  2026-03-25 · Greg Kroah-Hartman <gregkh@linuxfoundation.org>
• Re: Linux 6.18.20
  2026-03-25 · Greg Kroah-Hartman <gregkh@linuxfoundation.org>
• [PATCH v4 3/7] serial: 8250: Add serial8250_handle_irq_locked()
  2026-02-03 · Ilpo Järvinen <ilpo.jarvinen@linux.intel.com>
• [PATCH v3 3/7] serial: 8250: Add serial8250_handle_irq_locked()
  2026-01-30 · Ilpo Järvinen <ilpo.jarvinen@linux.intel.com>
• [PATCH v2 3/7] serial: 8250: Add serial8250_handle_irq_locked()
  2026-01-28 · Ilpo Järvinen <ilpo.jarvinen@linux.intel.com>
• [PATCH 3/6] serial: 8250_dw: Rework dw8250_handle_irq() locking and IIR handling
  2026-01-23 · Ilpo Järvinen <ilpo.jarvinen@linux.intel.com>
• [PATCH v1 18/31] serial: 8250: allow low-level driver to override break_ctl()
  2025-11-30 · Crescent Hsieh <hidden>
• [PATCH 08/33] serial: 8250: sanitize uart_port::serial_{in,out}() types
  2025-06-11 · "Jiri Slaby (SUSE)" <jirislaby@kernel.org>
• [PATCH tty-next v5 5/6] serial: 8250: Switch to nbcon console
  2025-01-07 · John Ogness <john.ogness@linutronix.de>
• [PATCH tty-next v5 4/6] serial: 8250: Provide flag for IER toggling for RS485
  2025-01-07 · John Ogness <john.ogness@linutronix.de>
• [PATCH tty-next v4 4/6] serial: 8250: Provide flag for IER toggling for RS485
  2024-12-27 · John Ogness <john.ogness@linutronix.de>
• [PATCH tty-next v4 5/6] serial: 8250: Switch to nbcon console
  2024-12-27 · John Ogness <john.ogness@linutronix.de>
• [PATCH tty-next v3 5/6] serial: 8250: Switch to nbcon console
  2024-10-25 · John Ogness <john.ogness@linutronix.de>
• [PATCH tty-next v3 4/6] serial: 8250: Specify console context for rs485_start/stop_tx
  2024-10-25 · John Ogness <john.ogness@linutronix.de>
• [PATCH next v2 3/4] serial: 8250: Switch to nbcon console
  2024-09-13 · John Ogness <john.ogness@linutronix.de>
• [PATCH next v1 1/2] serial: 8250: Switch to nbcon console
  2024-09-05 · John Ogness <john.ogness@linutronix.de>
• [PATCH 04/13] serial: remove quot_frac from serial8250_do_set_divisor()
  2024-08-05 · "Jiri Slaby (SUSE)" <jirislaby@kernel.org>
• [PATCH v2 2/3] serial: 8250: Store whether fifo device is enabled
  2024-04-16 · Michael Pratt <hidden>
• [ANNOUNCE] v6.8.2-rt10
  2024-04-02 · Sebastian Andrzej Siewior <bigeasy@linutronix.de>
• [RFC PATCH v2 4/4] tty/serial8250: Make use of IRQ_HANDLED_MANY interface
  2024-02-16 · Leonardo Bras <hidden>
• [PATCH] serial: 8250: Move hp300_setup_serial_console() to <linux/serial_8250.h>
  2024-01-10 · Geert Uytterhoeven <geert@linux-m68k.org>
• [ANNOUNCE] v6.6-rt13
  2023-11-08 · Sebastian Andrzej Siewior <bigeasy@linutronix.de>
• Re: Linux 4.19.291
  2023-08-11 · Greg Kroah-Hartman <gregkh@linuxfoundation.org>
• Re: Linux 4.14.322
  2023-08-11 · Greg Kroah-Hartman <gregkh@linuxfoundation.org>
• Re: Linux 5.4.251
  2023-07-27 · Greg Kroah-Hartman <gregkh@linuxfoundation.org>
• Re: Linux 5.10.188
  2023-07-27 · Greg Kroah-Hartman <gregkh@linuxfoundation.org>
• Re: Linux 6.4.5
  2023-07-23 · Greg Kroah-Hartman <gregkh@linuxfoundation.org>
• Re: Linux 6.1.40
  2023-07-23 · Greg Kroah-Hartman <gregkh@linuxfoundation.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.

• Re: Linux 6.18.20
  2026-03-25 · Greg Kroah-Hartman <gregkh@linuxfoundation.org>
• Re: Linux 6.19.10
  2026-03-25 · Greg Kroah-Hartman <gregkh@linuxfoundation.org>