[PATCH v2 0/2] ACPI: SPCR: Support UART clock frequency field

Markus Probst <[email protected]> Sun, 24 May 2026 22:35:12 +0000

Newsgroups	org.kernel.vger.linux-efi,org.kernel.vger.linux-acpi,org.kernel.vger.linux-kernel,org.kernel.vger.linux-m68k,org.kernel.vger.linux-mips,org.kernel.vger.linux-serial
Message-ID	<[email protected]>

Support the uart clock frequency in the SPCR table.
See the commit messages for details.

Signed-off-by: Markus Probst <[email protected]>
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Changes in v2:
- fix uart_clk_freq possibly being interpreted as parity/bits/flow
- Link to v1: https://patch.msgid.link/[email protected]

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Markus Probst (2):
      serial: earlycon: add uart_clk_freq parameter
      ACPI: SPCR: Support UART clock frequency field

 arch/m68k/virt/config.c          |  2 +-
 arch/mips/mti-malta/malta-init.c |  2 +-
 drivers/acpi/spcr.c              |  2 +-
 drivers/firmware/efi/earlycon.c  |  2 +-
 drivers/tty/serial/earlycon.c    | 17 ++++++++++++-----
 include/linux/serial_core.h      |  7 +++++--
 6 files changed, 21 insertions(+), 11 deletions(-)
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base-commit: aa61612ab641d7d62b0b6889f2c7c9251489f6e3
change-id: 20260430-acpi_spcr-61902fd923f2