diff --git a/include/asm-mips/mach-ev64120/mach-gt64120.h b/include/asm-mips/mach-ev64120/mach-gt64120.h
index 13b1443a7a65..7e272ce57ea3 100644
--- a/include/asm-mips/mach-ev64120/mach-gt64120.h
+++ b/include/asm-mips/mach-ev64120/mach-gt64120.h
@@ -42,6 +42,7 @@ extern unsigned long gt64120_base;
 #define EV64120_UART0_REGS_BASE	(KSEG1ADDR(EV64120_COM1_BASE_ADDR))
 #define EV64120_UART1_REGS_BASE	(KSEG1ADDR(EV64120_COM2_BASE_ADDR))
 #define EV64120_BASE_BAUD ( 3686400 / 16 )
+#define EV64120_UART_IRQ	6
 
 /*
  * PCI interrupts will come in on either the INTA or INTD interrups lines,