diff --git a/arch/arm/configs/rk29_sdk_defconfig b/arch/arm/configs/rk29_sdk_defconfig
index 37461131f51b..3687c8f75a86 100644
--- a/arch/arm/configs/rk29_sdk_defconfig
+++ b/arch/arm/configs/rk29_sdk_defconfig
@@ -217,8 +217,8 @@ CONFIG_CPU_CP15_MMU=y
 #
 CONFIG_ARM_THUMB=y
 # CONFIG_ARM_THUMBEE is not set
-# CONFIG_CPU_ICACHE_DISABLE is not set
-# CONFIG_CPU_DCACHE_DISABLE is not set
+CONFIG_CPU_ICACHE_DISABLE=y
+CONFIG_CPU_DCACHE_DISABLE=y
 # CONFIG_CPU_BPREDICT_DISABLE is not set
 CONFIG_HAS_TLS_REG=y
 CONFIG_ARM_L1_CACHE_SHIFT=5