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ARM: debug: add UART early console support for MSTAR SoCs 

This adds the debug_ll uart for the PM UART found on armv7-based MStar
SoCs.

Signed-off-by: Romain Perier <romain.perier@gmail.com>
Acked-by: Daniel Palmer <daniel@thingy.jp>
Reviewed-by: Linus Walleij <linus.walleij@linaro.org>
Tested-by: Mohammed Billoo <mohammed.billoo@gmail.com>
Signed-off-by: Daniel Palmer <daniel@0x0f.com>
Signed-off-by: Olof Johansson <olof@lixom.net>
This commit is contained in:
Romain Perier 2021-05-04 19:03:16 +02:00 committed by Olof Johansson
parent 57d459e219
commit 624b9d8362
1 changed files with 11 additions and 0 deletions
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11
arch/arm/Kconfig.debug
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@ -607,6 +607,14 @@ choice
when u-boot hands over to the kernel, the system
silently crashes, with no serial output at all.
config DEBUG_MSTARV7_PMUART
bool "Kernel low-level debugging messages via MSTARV7 PM UART"
depends on ARCH_MSTARV7
select DEBUG_UART_8250
help
Say Y here if you want kernel low-level debugging support
for MSTAR ARMv7-based platforms on PM UART.
config DEBUG_MT6589_UART0
bool "Mediatek mt6589 UART0"
depends on ARCH_MEDIATEK
@ -1605,6 +1613,7 @@ config DEBUG_UART_PHYS
default 0x18000400 if DEBUG_BCM_HR2
default 0x18023000 if DEBUG_BCM_IPROC_UART3
default 0x1c090000 if DEBUG_VEXPRESS_UART0_RS1
default 0x1f221000 if DEBUG_MSTARV7_PMUART
default 0x20001000 if DEBUG_HIP01_UART
default 0x20060000 if DEBUG_RK29_UART0
default 0x20064000 if DEBUG_RK29_UART1 || DEBUG_RK3X_UART2
@ -1722,6 +1731,7 @@ config DEBUG_UART_VIRT
default 0xf0100000 if DEBUG_DIGICOLOR_UA0
default 0xf01fb000 if DEBUG_NOMADIK_UART
default 0xf0201000 if DEBUG_BCM2835 || DEBUG_BCM2836
default 0xf0221000 if DEBUG_MSTARV7_PMUART
default 0xf1000300 if DEBUG_BCM_5301X
default 0xf1000400 if DEBUG_BCM_HR2
default 0xf1002000 if DEBUG_MT8127_UART0
@ -1827,6 +1837,7 @@ config DEBUG_UART_8250_SHIFT
default 0 if DEBUG_FOOTBRIDGE_COM1 || ARCH_IOP32X || DEBUG_BCM_5301X || \
DEBUG_BCM_HR2 || DEBUG_OMAP7XXUART1 || DEBUG_OMAP7XXUART2 || \
DEBUG_OMAP7XXUART3
default 3 if DEBUG_MSTARV7_PMUART
default 2
config DEBUG_UART_8250_WORD