diff --git a/conf/linux_defconfig b/conf/linux_defconfig
index 04eaca9..001572c 100644
--- a/conf/linux_defconfig
+++ b/conf/linux_defconfig
@@ -92,7 +92,7 @@ CONFIG_TMPFS=y
 # CONFIG_MISC_FILESYSTEMS is not set
 # CONFIG_NETWORK_FILESYSTEMS is not set
 CONFIG_CMDLINE_BOOL=y
-CONFIG_CMDLINE="earlyprintk"
+CONFIG_CMDLINE="earlyprintk console=ttyML0 console=ttySI0,115200"
 CONFIG_PRINTK_TIME=y
 CONFIG_STRIP_ASM_SYMS=y
 CONFIG_DEBUG_SECTION_MISMATCH=y