commit 24920fbc58c0183013db148f8be6fbc12d3bba9a
Author: Gabor Juhos <juhosg@openwrt.org>
Date:   Sun Mar 27 12:04:36 2011 +0200

    serial: add driver for the built-in UART of the AR933X SoC
    
    Signed-off-by: Gabor Juhos <juhosg@openwrt.org>

--- a/drivers/serial/Kconfig
+++ b/drivers/serial/Kconfig
@@ -1632,4 +1632,27 @@ config SERIAL_ALTERA_UART_CONSOLE
 	help
 	  Enable a Altera UART port to be the system console.
 
+config SERIAL_AR933X
+	bool "AR933X serial port support"
+	depends on SOC_AR933X
+	select SERIAL_CORE
+	help
+	  If you have an Atheros AR933X SOC based board and want to use the
+	  built-in UART of the SoC, say Y to this option.
+
+config SERIAL_AR933X_CONSOLE
+	bool "Console on AR933X serial port"
+	depends on SERIAL_AR933X=y
+	select SERIAL_CORE_CONSOLE
+	help
+	  Enable a built-in UART port of the AR933X to be the system console.
+
+config SERIAL_AR933X_NR_UARTS
+	int "Maximum number of AR933X serial ports"
+	depends on SERIAL_AR933X
+	default "2"
+	help
+	  Set this to the number of serial ports you want the driver
+	  to support.
+
 endmenu
--- a/drivers/serial/Makefile
+++ b/drivers/serial/Makefile
@@ -89,3 +89,5 @@ obj-$(CONFIG_SERIAL_ALTERA_UART) += alte
 obj-$(CONFIG_SERIAL_MRST_MAX3110)	+= mrst_max3110.o
 obj-$(CONFIG_SERIAL_MFD_HSU)	+= mfd.o
 obj-$(CONFIG_SERIAL_OMAP) += omap-serial.o
+obj-$(CONFIG_SERIAL_AR933X)	+= ar933x_uart.o
+
--- a/include/linux/serial_core.h
+++ b/include/linux/serial_core.h
@@ -199,6 +199,9 @@
 /* TI OMAP-UART */
 #define PORT_OMAP	96
 
+/* Atheros AR933X SoC */
+#define PORT_AR933X	98
+
 #ifdef __KERNEL__
 
 #include <linux/compiler.h>