Messages in this thread Patch in this message | | | From | Erwan Le Ray <> | Subject | [PATCH v3 2/4] ARM: debug: stm32: add UART early console configuration for STM32F7 | Date | Mon, 3 Feb 2020 15:04:23 +0100 |
| |
Early console is hardcoded on USART1 in current implementation. With this patch, default UART instance is USART1, but other UART instances can be configured by setting physical and virtual base addresses in menuconfig.
Signed-off-by: Erwan Le Ray <erwan.leray@st.com>
diff --git a/arch/arm/Kconfig.debug b/arch/arm/Kconfig.debug index 4f982ef1d0ec..5ff66c294a5a 100644 --- a/arch/arm/Kconfig.debug +++ b/arch/arm/Kconfig.debug @@ -1213,12 +1213,13 @@ choice config STM32F7_DEBUG_UART bool "Use STM32F7 UART for low-level debug" - depends on ARCH_STM32 + depends on MACH_STM32F746 || MACH_STM32F769 select DEBUG_STM32_UART help Say Y here if you want kernel low-level debugging support on STM32F7 based platforms, which default UART is wired on - USART1. + USART1, but another UART instance can be selected by modifying + CONFIG_DEBUG_UART_PHYS. If unsure, say N. @@ -1620,7 +1621,7 @@ config DEBUG_UART_PHYS default 0x3e000000 if DEBUG_BCM_KONA_UART default 0x3f201000 if DEBUG_BCM2836 default 0x4000e400 if DEBUG_LL_UART_EFM32 - default 0x40011000 if STM32F4_DEBUG_UART + default 0x40011000 if STM32F4_DEBUG_UART || STM32F7_DEBUG_UART default 0x40028000 if DEBUG_AT91_SAMV7_USART1 default 0x40081000 if DEBUG_LPC18XX_UART0 default 0x40090000 if DEBUG_LPC32XX -- 2.17.1
| |