[PATCH] Add support for low-level debug on STM32

[Bich HEMON]

This patch adds low-level debug support on USART1 for STM32F4 and STM32F7.

Gerald Baeza (1):
  ARM: stm32: debug: add low-level debug support

 arch/arm/Kconfig.debug         | 27 +++++++++++++++++++++++++++
 arch/arm/include/debug/stm32.S | 41 +++++++++++++++++++++++++++++++++++++++++
 2 files changed, 68 insertions(+)
 create mode 100644 arch/arm/include/debug/stm32.S

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1.9.1