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-rw-r--r--arch/mips/alchemy/xxs1500/board_setup.c12
1 files changed, 12 insertions, 0 deletions
diff --git a/arch/mips/alchemy/xxs1500/board_setup.c b/arch/mips/alchemy/xxs1500/board_setup.c
index 4c587acac5c3..a2634fabc50d 100644
--- a/arch/mips/alchemy/xxs1500/board_setup.c
+++ b/arch/mips/alchemy/xxs1500/board_setup.c
@@ -28,6 +28,8 @@
#include <asm/mach-au1x00/au1000.h>
+#include <prom.h>
+
void board_reset(void)
{
/* Hit BCSR.SYSTEM_CONTROL[SW_RST] */
@@ -38,6 +40,16 @@ 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
+
/* Set multiple use pins (UART3/GPIO) to UART (it's used as UART too) */
pin_func = au_readl(SYS_PINFUNC) & ~SYS_PF_UR3;
pin_func |= SYS_PF_UR3;