diff --git a/drivers/serial/Kconfig b/drivers/serial/Kconfig
index 1537e0d861924a27cbde8ea56fef3e707539386a..0328fd4006e52436e0fa49fd3e2a2909572b0c10 100644
--- a/drivers/serial/Kconfig
+++ b/drivers/serial/Kconfig
@@ -738,7 +738,7 @@ config UART0_CTS_PIN
 	default 23
 	help
 	  The default pin is GPIO_GP7.
-	  Refer to ./include/asm-blackfin/gpio.h to see the GPIO map.
+	  Refer to arch/blackfin/mach-*/include/mach/gpio.h to see the GPIO map.
 
 config UART0_RTS_PIN
 	int "UART0 RTS pin"
@@ -746,7 +746,7 @@ config UART0_RTS_PIN
 	default 22
 	help
 	  The default pin is GPIO_GP6.
-	  Refer to ./include/asm-blackfin/gpio.h to see the GPIO map.
+	  Refer to arch/blackfin/mach-*/include/mach/gpio.h to see the GPIO map.
 
 config SERIAL_BFIN_UART1
 	bool "Enable UART1"
@@ -766,14 +766,14 @@ config UART1_CTS_PIN
 	depends on BFIN_UART1_CTSRTS && !BF548
 	default -1
 	help
-	  Refer to ./include/asm-blackfin/gpio.h to see the GPIO map.
+	  Refer to arch/blackfin/mach-*/include/mach/gpio.h to see the GPIO map.
 
 config UART1_RTS_PIN
 	int "UART1 RTS pin"
 	depends on BFIN_UART1_CTSRTS && !BF548
 	default -1
 	help
-	  Refer to ./include/asm-blackfin/gpio.h to see the GPIO map.
+	  Refer to arch/blackfin/mach-*/include/mach/gpio.h to see the GPIO map.
 
 config SERIAL_BFIN_UART2
 	bool "Enable UART2"
@@ -793,14 +793,14 @@ config UART2_CTS_PIN
 	depends on BFIN_UART2_CTSRTS && !BF548
 	default -1
 	help
-	  Refer to ./include/asm-blackfin/gpio.h to see the GPIO map.
+	  Refer to arch/blackfin/mach-*/include/mach/gpio.h to see the GPIO map.
 
 config UART2_RTS_PIN
 	int "UART2 RTS pin"
 	depends on BFIN_UART2_CTSRTS && !BF548
 	default -1
 	help
-	  Refer to ./include/asm-blackfin/gpio.h to see the GPIO map.
+	  Refer to arch/blackfin/mach-*/include/mach/gpio.h to see the GPIO map.
 
 config SERIAL_BFIN_UART3
 	bool "Enable UART3"
@@ -820,14 +820,14 @@ config UART3_CTS_PIN
 	depends on BFIN_UART3_CTSRTS && !BF548
 	default -1
 	help
-	  Refer to ./include/asm-blackfin/gpio.h to see the GPIO map.
+	  Refer to arch/blackfin/mach-*/include/mach/gpio.h to see the GPIO map.
 
 config UART3_RTS_PIN
 	int "UART3 RTS pin"
 	depends on BFIN_UART3_CTSRTS && !BF548
 	default -1
 	help
-	  Refer to ./include/asm-blackfin/gpio.h to see the GPIO map.
+	  Refer to arch/blackfin/mach-*/include/mach/gpio.h to see the GPIO map.
 
 config SERIAL_IMX
 	bool "IMX serial port support"