diff --git a/include/configs/cm_t43.h b/include/configs/cm_t43.h
index 329a5ea..ae15095 100644
--- a/include/configs/cm_t43.h
+++ b/include/configs/cm_t43.h
@@ -99,6 +99,8 @@
 #undef CONFIG_SPL_GPIO_SUPPORT
 #undef CONFIG_SPL_NAND_SUPPORT
 #undef CONFIG_BOOTDELAY
+#undef CONFIG_SYS_MONITOR_LEN
+#undef CONFIG_SYS_MMCSD_RAW_MODE_U_BOOT_SECTOR
 #include <config_distro_defaults.h>
 #define CONFIG_ZERO_BOOTDELAY_CHECK
 #undef CONFIG_CMD_IMLS
@@ -164,6 +166,8 @@
 #define CONFIG_SYS_SPL_ARGS_ADDR	(CONFIG_SYS_SDRAM_BASE + (128 << 20))
 #define CONFIG_SPL_POWER_SUPPORT
 #define CONFIG_SYS_SPI_U_BOOT_OFFS	(256 * 1024)
+#define CONFIG_SYS_MONITOR_LEN		(512 * 1024)
+#define CONFIG_SYS_MMCSD_RAW_MODE_U_BOOT_SECTOR	0x480
 #define CONFIG_SPL_SPI_SUPPORT
 #define CONFIG_SPL_SPI_FLASH_SUPPORT
 #define CONFIG_SPL_SPI_LOAD