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authorAnson Huang <b20788@freescale.com>2015-07-09 21:09:47 +0300
committerShawn Guo <shawnguo@kernel.org>2015-07-14 10:06:19 +0300
commit20c305f66077d2e646b23336d4404261dc283cf9 (patch)
treecd1cb08a721e6e990c1703cbf5657c155fb88bb3
parent022d0716bb7e8e0f11eff4ee65fb1e62ffe8f6e1 (diff)
downloadlinux-20c305f66077d2e646b23336d4404261dc283cf9.tar.xz
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>
-rw-r--r--arch/arm/Kconfig.debug9
-rw-r--r--arch/arm/include/debug/imx-uart.h13
2 files changed, 22 insertions, 0 deletions
diff --git a/arch/arm/Kconfig.debug b/arch/arm/Kconfig.debug
index f1b157971366..f21daa87ce18 100644
--- a/arch/arm/Kconfig.debug
+++ b/arch/arm/Kconfig.debug
@@ -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
diff --git a/arch/arm/include/debug/imx-uart.h b/arch/arm/include/debug/imx-uart.h
index 66f736f74684..bce58e975ad1 100644
--- a/arch/arm/include/debug/imx-uart.h
+++ b/arch/arm/include/debug/imx-uart.h
@@ -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)