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authorGreg Ungerer <gerg@uclinux.org>2013-10-29 15:15:51 +1000
committerShawn Guo <shawn.guo@linaro.org>2013-12-09 13:18:18 +0800
commitad364a7014cb2548ccc7fabc2c1f63e41cb6dd67 (patch)
tree140b9564738e81954b71e898a6fd3c1a3c302c36
parent188652b49ff1d2fe0fb6aaea37f07f7410e497db (diff)
ARM: imx: add debug uart support for IMX50 SoC
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>
-rw-r--r--arch/arm/Kconfig.debug9
-rw-r--r--arch/arm/include/debug/imx-uart.h10
2 files changed, 19 insertions, 0 deletions
diff --git a/arch/arm/Kconfig.debug b/arch/arm/Kconfig.debug
index 5765abf5ce84..df56c7e65a6d 100644
--- a/arch/arm/Kconfig.debug
+++ b/arch/arm/Kconfig.debug
@@ -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 || \
diff --git a/arch/arm/include/debug/imx-uart.h b/arch/arm/include/debug/imx-uart.h
index 29da84e183f4..42b823cd2d22 100644
--- a/arch/arm/include/debug/imx-uart.h
+++ b/arch/arm/include/debug/imx-uart.h
@@ -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)