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ARM: imx: add low-level debug support for i.mx6ul 

Enable low-level debug support for i.MX6UL by adding the
debug port definitions for the SoC.

Singed-off-by: Anson Huang <b20788@freescale.com>
Signed-off-by: Fugang Duan <B38611@freescale.com>
Signed-off-by: Frank Li <Frank.Li@freescale.com>
Signed-off-by: Shawn Guo <shawnguo@kernel.org>
This commit is contained in:
Anson Huang 2015-07-10 02:09:47 +08:00 committed by Shawn Guo
parent 022d0716bb
commit 20c305f660
2 changed files with 22 additions and 0 deletions
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9
arch/arm/Kconfig.debug
View File

@ -411,6 +411,13 @@ choice
Say Y here if you want kernel low-level debugging support
on i.MX6SX.
config DEBUG_IMX6UL_UART
bool "i.MX6UL Debug UART"
depends on SOC_IMX6UL
help
Say Y here if you want kernel low-level debugging support
on i.MX6UL.
config DEBUG_IMX7D_UART
bool "i.MX7D Debug UART"
depends on SOC_IMX7D
@ -1269,6 +1276,7 @@ config DEBUG_IMX_UART_PORT
DEBUG_IMX6Q_UART || \
DEBUG_IMX6SL_UART || \
DEBUG_IMX6SX_UART || \
DEBUG_IMX6UL_UART || \
DEBUG_IMX7D_UART
default 1
depends on ARCH_MXC
@ -1320,6 +1328,7 @@ config DEBUG_LL_INCLUDE
DEBUG_IMX6Q_UART || \
DEBUG_IMX6SL_UART || \
DEBUG_IMX6SX_UART || \
DEBUG_IMX6UL_UART || \
DEBUG_IMX7D_UART
default "debug/ks8695.S" if DEBUG_KS8695_UART
default "debug/msm.S" if DEBUG_QCOM_UARTDM

13
arch/arm/include/debug/imx-uart.h
View File

@ -90,6 +90,17 @@
#define IMX6SX_UART_BASE_ADDR(n) IMX6SX_UART##n##_BASE_ADDR
#define IMX6SX_UART_BASE(n) IMX6SX_UART_BASE_ADDR(n)
#define IMX6UL_UART1_BASE_ADDR 0x02020000
#define IMX6UL_UART2_BASE_ADDR 0x021e8000
#define IMX6UL_UART3_BASE_ADDR 0x021ec000
#define IMX6UL_UART4_BASE_ADDR 0x021f0000
#define IMX6UL_UART5_BASE_ADDR 0x021f4000
#define IMX6UL_UART6_BASE_ADDR 0x021fc000
#define IMX6UL_UART7_BASE_ADDR 0x02018000
#define IMX6UL_UART8_BASE_ADDR 0x02024000
#define IMX6UL_UART_BASE_ADDR(n) IMX6UL_UART##n##_BASE_ADDR
#define IMX6UL_UART_BASE(n) IMX6UL_UART_BASE_ADDR(n)
#define IMX7D_UART1_BASE_ADDR 0x30860000
#define IMX7D_UART2_BASE_ADDR 0x30890000
#define IMX7D_UART3_BASE_ADDR 0x30880000
@ -124,6 +135,8 @@
#define UART_PADDR IMX_DEBUG_UART_BASE(IMX6SL)
#elif defined(CONFIG_DEBUG_IMX6SX_UART)
#define UART_PADDR IMX_DEBUG_UART_BASE(IMX6SX)
#elif defined(CONFIG_DEBUG_IMX6UL_UART)
#define UART_PADDR IMX_DEBUG_UART_BASE(IMX6UL)
#elif defined(CONFIG_DEBUG_IMX7D_UART)
#define UART_PADDR IMX_DEBUG_UART_BASE(IMX7D)