[MIPS] Add early console for Cobalt.
    
Signed-off-by: Peter Horton <pdh@colonel-panic.org>
Signed-off-by: Ralf Baechle <ralf@linux-mips.org>
diff --git a/include/asm-mips/mach-cobalt/cobalt.h b/include/asm-mips/mach-cobalt/cobalt.h
index 78e1df2..b3c5ecb 100644
--- a/include/asm-mips/mach-cobalt/cobalt.h
+++ b/include/asm-mips/mach-cobalt/cobalt.h
@@ -113,4 +113,6 @@
 # define COBALT_KEY_SELECT	(1 << 7)
 # define COBALT_KEY_MASK	0xfe
 
+#define COBALT_UART		((volatile unsigned char *) CKSEG1ADDR(0x1c800000))
+
 #endif /* __ASM_COBALT_H */