Commit f92a05b9 authored by Paul Cercueil's avatar Paul Cercueil Committed by Thomas Bogendoerfer
Browse files

MIPS: boot: Support specifying UART port on Ingenic SoCs 



Allow specifying from the config the UART to use on Ingenic SoCs when
compressed kernel debugging is enabled.

Signed-off-by: default avatarPaul Cercueil <paul@crapouillou.net>
Signed-off-by: default avatarThomas Bogendoerfer <tsbogend@alpha.franken.de>
parent 1660710c

arch/mips/Kconfig.debug

+8 −0
Original line number Diff line number Diff line
@@ -102,6 +102,14 @@ config DEBUG_ZBOOT 
	  to reduce the kernel image size and speed up the booting procedure a

	  little.



config ZBOOT_INGENIC_UART

	int "UART to use for compressed kernel debugging"

	depends on DEBUG_ZBOOT && MACH_INGENIC_SOC

	default 0

	range 0 4

	help

	  Specify the UART that should be used for compressed kernel debugging.



config SPINLOCK_TEST

	bool "Enable spinlock timing tests in debugfs"

	depends on DEBUG_FS

arch/mips/boot/compressed/uart-16550.c

+2 −2
Original line number Diff line number Diff line
@@ -19,8 +19,8 @@ 
#endif



#ifdef CONFIG_MACH_INGENIC

#define INGENIC_UART0_BASE_ADDR	0x10030000

#define PORT(offset) (CKSEG1ADDR(INGENIC_UART0_BASE_ADDR) + (4 * offset))

#define INGENIC_UART_BASE_ADDR	(0x10030000 + 0x1000 * CONFIG_ZBOOT_INGENIC_UART)

#define PORT(offset) (CKSEG1ADDR(INGENIC_UART_BASE_ADDR) + (4 * offset))

#endif



#ifdef CONFIG_CPU_XLR