1 files changed, 12 insertions, 0 deletions

diff --git a/arch/mips/alchemy/devboards/pb1550/board_setup.c b/arch/mips/alchemy/devboards/pb1550/board_setup.c
index 25a9190265db..f462652d762a 100644
--- a/arch/mips/alchemy/devboards/pb1550/board_setup.c
+++ b/arch/mips/alchemy/devboards/pb1550/board_setup.c
@@ -32,6 +32,8 @@
 #include <asm/mach-au1x00/au1000.h>
 #include <asm/mach-pb1x00/pb1550.h>
 
+#include <prom.h>
+
 
 char irq_tab_alchemy[][5] __initdata = {
         [12] = { -1, INTB, INTC, INTD, INTA }, /* IDSEL 12 - PCI slot 2 (left)  */
@@ -61,6 +63,16 @@ void __init board_setup(void)
 {
         u32 pin_func;
 
+#ifdef CONFIG_SERIAL_8250_CONSOLE
+        char *argptr;
+        argptr = prom_getcmdline();
+        argptr = strstr(argptr, "console=");
+        if (argptr == NULL) {
+                argptr = prom_getcmdline();
+                strcat(argptr, " console=ttyS0,115200");
+        }
+#endif
+
         /*
          * Enable PSC1 SYNC for AC'97.  Normaly done in audio driver,
          * but it is board specific code, so put it here.