diff --git a/configs/P1024RDB_NAND_defconfig b/configs/P1024RDB_NAND_defconfig
index ed1b5e5..4eabadf 100644
--- a/configs/P1024RDB_NAND_defconfig
+++ b/configs/P1024RDB_NAND_defconfig
@@ -45,6 +45,8 @@
 CONFIG_SYS_FLASH_CFI=y
 CONFIG_NAND=y
 CONFIG_SPI_FLASH=y
+CONFIG_SF_DEFAULT_MODE=0
+CONFIG_SF_DEFAULT_SPEED=10000000
 CONFIG_SPI_FLASH_SPANSION=y
 CONFIG_PHY_MARVELL=y
 CONFIG_PHY_GIGE=y