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ARM: 7860/1: debug: msm: Add DEBUG_LL support for ARCH_MSM8974

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Add debug uart support for MSM8974. This patch adds a Kconfig
entry and the base address for the debug uart.

Signed-off-by: Rohit Vaswani <rvaswani@codeaurora.org>
Signed-off-by: Russell King <rmk+kernel@arm.linux.org.uk>
This commit is contained in:
Rohit Vaswani 2013-10-17 22:15:35 +01:00 committed by Russell King
parent c527c3b939
commit 3c8828f6a0
2 changed files with 14 additions and 0 deletions
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9
arch/arm/Kconfig.debug
View file

@ -357,6 +357,15 @@ choice
Say Y here if you want the debug print routines to direct
their output to the serial port on MSM 8960 devices.
config DEBUG_MSM8974_UART
bool "Kernel low-level debugging messages via MSM 8974 UART"
depends on ARCH_MSM8974
select MSM_HAS_DEBUG_UART_HS
select DEBUG_MSM_UART
help
Say Y here if you want the debug print routines to direct
their output to the serial port on MSM 8974 devices.
config DEBUG_MVEBU_UART
bool "Kernel low-level debugging messages via MVEBU UART (old bootloaders)"
depends on ARCH_MVEBU

5
arch/arm/include/debug/msm.S
View file

@ -44,6 +44,11 @@
#ifdef CONFIG_DEBUG_MSM8960_UART
#define MSM_DEBUG_UART_BASE 0xF0040000
#define MSM_DEBUG_UART_PHYS 0x16440000
#endif
#ifdef CONFIG_DEBUG_MSM8974_UART
#define MSM_DEBUG_UART_BASE 0xFA71E000
#define MSM_DEBUG_UART_PHYS 0xF991E000
#endif
.macro addruart, rp, rv, tmp