diff --git a/arch/mips/loongson/common/cmdline.c b/arch/mips/loongson/common/cmdline.c
index 1a06defc4f7f565fd45a0c33d8e24a17bdd22091..353e1d2e41a525660be6be28338de00875e98938 100644
--- a/arch/mips/loongson/common/cmdline.c
+++ b/arch/mips/loongson/common/cmdline.c
@@ -44,10 +44,5 @@ void __init prom_init_cmdline(void)
 		strcat(arcs_cmdline, " ");
 	}
 
-	if ((strstr(arcs_cmdline, "console=")) == NULL)
-		strcat(arcs_cmdline, " console=ttyS0,115200");
-	if ((strstr(arcs_cmdline, "root=")) == NULL)
-		strcat(arcs_cmdline, " root=/dev/hda1");
-
 	prom_init_machtype();
 }