Index: linux-2.6.23/drivers/serial/Makefile
===================================================================
--- linux-2.6.23.orig/drivers/serial/Makefile
+++ linux-2.6.23/drivers/serial/Makefile
@@ -21,6 +21,7 @@ obj-$(CONFIG_SERIAL_8250_EXAR_ST16C554) 
 obj-$(CONFIG_SERIAL_8250_HUB6) += 8250_hub6.o
 obj-$(CONFIG_SERIAL_8250_MCA) += 8250_mca.o
 obj-$(CONFIG_SERIAL_8250_AU1X00) += 8250_au1x00.o
+obj-$(CONFIG_SERIAL_ADM5120) += adm5120_uart.o
 obj-$(CONFIG_SERIAL_AMBA_PL010) += amba-pl010.o
 obj-$(CONFIG_SERIAL_AMBA_PL011) += amba-pl011.o
 obj-$(CONFIG_SERIAL_CLPS711X) += clps711x.o
Index: linux-2.6.23/include/linux/serial_core.h
===================================================================
--- linux-2.6.23.orig/include/linux/serial_core.h
+++ linux-2.6.23/include/linux/serial_core.h
@@ -147,6 +147,9 @@
 #define PORT_SB1250_DUART	77
 
 
+/* ADMtek ADM5120 SoC */
+#define PORT_ADM5120	77
+
 #ifdef __KERNEL__
 
 #include <linux/compiler.h>
Index: linux-2.6.23/drivers/serial/Kconfig
===================================================================
--- linux-2.6.23.orig/drivers/serial/Kconfig
+++ linux-2.6.23/drivers/serial/Kconfig
@@ -280,6 +280,22 @@ config SERIAL_8250_RM9K
 
 comment "Non-8250 serial port support"
 
+config SERIAL_ADM5120
+       bool "ADM5120 serial port support"
+       depends on MIPS_ADM5120
+       select SERIAL_CORE
+       select SERIAL_CORE_CONSOLE
+       help
+         Driver for the on chip UARTs on the ADM5120 SoC
+
+config ADM5120_NR_UARTS
+       int "Maximum number of ADM5120 serial ports"
+       depends on SERIAL_ADM5120
+       default "2"
+       ---help---
+         Set this to the number of serial ports you want the driver to
+         support.
+
 config SERIAL_AMBA_PL010
 	tristate "ARM AMBA PL010 serial port support"
 	depends on ARM_AMBA && (BROKEN || !ARCH_VERSATILE)
