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Commit 3c215e64 authored by Tsahee Zidenberg's avatar Tsahee Zidenberg Committed by Arnd Bergmann
Browse files

ARM: Alpine: early-debug print support 



Alpine platform includes UART8250 that can be used for early prints.

Signed-off-by: default avatarSaeed Bishara <saeed@annapurnalabs.com>
Signed-off-by: default avatarTsahee Zidenberg <tsahee@annapurnalabs.com>
Acked-by: default avatarArnd Bergmann <arnd@arndb.de>
Signed-off-by: default avatarArnd Bergmann <arnd@arndb.de>
parent 445d9b30

arch/arm/Kconfig.debug

+11 −1
Original line number Diff line number Diff line
@@ -93,6 +93,14 @@ choice 
	prompt "Kernel low-level debugging port"

	depends on DEBUG_LL



	config DEBUG_ALPINE_UART0

		bool "Kernel low-level debugging messages via Alpine UART0"

		depends on ARCH_ALPINE

		select DEBUG_UART_8250

		help

		  Say Y here if you want kernel low-level debugging support

		  on Alpine based platforms.



	config DEBUG_ASM9260_UART

		bool "Kernel low-level debugging via asm9260 UART"

		depends on MACH_ASM9260
@@ -1417,6 +1425,7 @@ config DEBUG_UART_PHYS 
	default 0xf8b00000 if DEBUG_HIX5HD2_UART

	default 0xf991e000 if DEBUG_QCOM_UARTDM

	default 0xfcb00000 if DEBUG_HI3620_UART

	default 0xfd883000 if DEBUG_ALPINE_UART0

	default 0xfe800000 if ARCH_IOP32X

	default 0xff690000 if DEBUG_RK32_UART2

	default 0xffc02000 if DEBUG_SOCFPGA_UART
@@ -1483,6 +1492,7 @@ config DEBUG_UART_VIRT 
	default 0xfd000000 if ARCH_SPEAR3XX || ARCH_SPEAR6XX

	default 0xfd000000 if ARCH_SPEAR13XX

	default 0xfd012000 if ARCH_MV78XX0

	default 0xfd883000 if DEBUG_ALPINE_UART0

	default 0xfde12000 if ARCH_DOVE

	default 0xfe012000 if ARCH_ORION5X

	default 0xf31004c0 if DEBUG_MESON_UARTAO
@@ -1543,7 +1553,7 @@ config DEBUG_UART_8250_WORD 
	depends on DEBUG_LL_UART_8250 || DEBUG_UART_8250

	depends on DEBUG_UART_8250_SHIFT >= 2

	default y if DEBUG_PICOXCELL_UART || DEBUG_SOCFPGA_UART || \

		ARCH_KEYSTONE || \

		ARCH_KEYSTONE || DEBUG_ALPINE_UART0 || \

		DEBUG_DAVINCI_DMx_UART0 || DEBUG_DAVINCI_DA8XX_UART1 || \

		DEBUG_DAVINCI_DA8XX_UART2 || \

		DEBUG_BCM_KONA_UART || DEBUG_RK32_UART2 || \