diff --git a/configs/ls1046ardb_emmc_defconfig b/configs/ls1046ardb_emmc_defconfig
index cfd2208..b9219b5 100644
--- a/configs/ls1046ardb_emmc_defconfig
+++ b/configs/ls1046ardb_emmc_defconfig
@@ -36,6 +36,8 @@
 # CONFIG_USE_BOOTCOMMAND is not set
 CONFIG_ARCH_MISC_INIT=y
 CONFIG_MISC_INIT_R=y
+CONFIG_SPL_MAX_SIZE=0x1f000
+CONFIG_SPL_PAD_TO=0x21000
 CONFIG_SPL_FSL_PBL=y
 CONFIG_SPL_BOARD_INIT=y
 CONFIG_SYS_MMCSD_RAW_MODE_U_BOOT_USE_SECTOR=y