kernel/arch/arm/include/debug/stm32.S, branch linux-5.1.yHosts the 0x221E linux distro kernel.https://universe.0xinfinity.dev/distro/kernel/atom?h=linux-5.1.y2018-11-12T18:20:41ZARM: stm32: debug: add low-level debug support2018-11-12T18:20:41ZGerald Baezagerald.baeza@st.com2017-07-27T16:50:20Zurn:sha1:d88bb418b7cc0525254cb1723a40b7b4133bad01
This adds low-level debug support on USART1 for STM32F4
and STM32F7.
Compiled via 'CONFIG_DEBUG_LL' and 'CONFIG_EARLY_PRINTK'.
Enabled via 'earlyprintk' in bootargs.
Signed-off-by: Gerald Baeza <gerald.baeza@st.com>
Signed-off-by: Bich Hemon <bich.hemon@st.com>
Acked-by: Alexandre TORGUE <alexandre.torgue@st.com>
Signed-off-by: Olof Johansson <olof@lixom.net>