diff --git a/configs/T1042D4RDB_NAND_defconfig b/configs/T1042D4RDB_NAND_defconfig
index 01745db..9a6825f 100644
--- a/configs/T1042D4RDB_NAND_defconfig
+++ b/configs/T1042D4RDB_NAND_defconfig
@@ -50,6 +50,7 @@
 CONFIG_ENV_IS_IN_NAND=y
 CONFIG_DM=y
 CONFIG_FSL_CAAM=y
+CONFIG_DDR_CLK_FREQ=66666666
 CONFIG_DM_I2C=y
 CONFIG_SPL_SYS_I2C_LEGACY=y
 CONFIG_I2C_SET_DEFAULT_BUS_NUM=y