lk/linux-kernel-test
1
0
Fork 0
Code Issues Pull Requests Releases Wiki Activity

ARM: imx: add debug uart support for IMX50 SoC

Browse Source 
Add appropriate UART address definitions and support defines for using the
UARTs of the Freescale IMX50 SoC as debug ports.

Signed-off-by: Greg Ungerer <gerg@uclinux.org>
Signed-off-by: Shawn Guo <shawn.guo@linaro.org>
This commit is contained in:
Greg Ungerer 2013-10-29 15:15:51 +10:00 committed by Shawn Guo
parent 188652b49f
commit ad364a7014
2 changed files with 19 additions and 0 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

9
arch/arm/Kconfig.debug
View File

@ -255,6 +255,13 @@ choice
Say Y here if you want kernel low-level debugging support
on i.MX35.
config DEBUG_IMX50_UART
bool "i.MX50 Debug UART"
depends on SOC_IMX50
help
Say Y here if you want kernel low-level debugging support
on i.MX50.
config DEBUG_IMX51_UART
bool "i.MX51 Debug UART"
depends on SOC_IMX51
@ -897,6 +904,7 @@ config DEBUG_IMX_UART_PORT
DEBUG_IMX21_IMX27_UART || \
DEBUG_IMX31_UART || \
DEBUG_IMX35_UART || \
DEBUG_IMX50_UART || \
DEBUG_IMX51_UART || \
DEBUG_IMX53_UART || \
DEBUG_IMX6Q_UART || \
@ -931,6 +939,7 @@ config DEBUG_LL_INCLUDE
DEBUG_IMX21_IMX27_UART || \
DEBUG_IMX31_UART || \
DEBUG_IMX35_UART || \
DEBUG_IMX50_UART || \
DEBUG_IMX51_UART || \
DEBUG_IMX53_UART ||\
DEBUG_IMX6Q_UART || \

10
arch/arm/include/debug/imx-uart.h
View File

@ -43,6 +43,14 @@
#define IMX35_UART_BASE_ADDR(n) IMX35_UART##n##_BASE_ADDR
#define IMX35_UART_BASE(n) IMX35_UART_BASE_ADDR(n)
#define IMX50_UART1_BASE_ADDR 0x53fbc000
#define IMX50_UART2_BASE_ADDR 0x53fc0000
#define IMX50_UART3_BASE_ADDR 0x5000c000
#define IMX50_UART4_BASE_ADDR 0x53ff0000
#define IMX50_UART5_BASE_ADDR 0x63f90000
#define IMX50_UART_BASE_ADDR(n) IMX50_UART##n##_BASE_ADDR
#define IMX50_UART_BASE(n) IMX50_UART_BASE_ADDR(n)
#define IMX51_UART1_BASE_ADDR 0x73fbc000
#define IMX51_UART2_BASE_ADDR 0x73fc0000
#define IMX51_UART3_BASE_ADDR 0x7000c000
@ -85,6 +93,8 @@
#define UART_PADDR IMX_DEBUG_UART_BASE(IMX31)
#elif defined(CONFIG_DEBUG_IMX35_UART)
#define UART_PADDR IMX_DEBUG_UART_BASE(IMX35)
#elif defined(CONFIG_DEBUG_IMX50_UART)
#define UART_PADDR IMX_DEBUG_UART_BASE(IMX50)
#elif defined(CONFIG_DEBUG_IMX51_UART)
#define UART_PADDR IMX_DEBUG_UART_BASE(IMX51)
#elif defined(CONFIG_DEBUG_IMX53_UART)