[PATCH V3 0/3] serial: stm32: add earlycon and polling mode
Valentin Caron
valentin.caron at foss.st.com
Tue Apr 19 01:53:27 PDT 2022
- Add support of early console and polling mode in stm32-usart driver.
- Avoid a possible infinite loop in putchar function.
Changes since v2:
- Do not add "stm32" parameter in kernel-parameters.txt
Changes since v1:
- Fix warning "unused variable 'ret'"
Valentin Caron (3):
serial: stm32: remove infinite loop possibility in putchar function
serial: stm32: add KGDB support
serial: stm32: add earlycon support
drivers/tty/serial/Kconfig | 1 +
drivers/tty/serial/stm32-usart.c | 100 +++++++++++++++++++++++++++++--
drivers/tty/serial/stm32-usart.h | 2 +
3 files changed, 98 insertions(+), 5 deletions(-)
--
2.25.1
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