diff --git a/target/linux/mvebu/cortexa53/config-5.10 b/target/linux/mvebu/cortexa53/config-5.10
index 78373ad732..80245e6a0c 100644
--- a/target/linux/mvebu/cortexa53/config-5.10
+++ b/target/linux/mvebu/cortexa53/config-5.10
@@ -18,6 +18,7 @@ CONFIG_ARM64_TAGGED_ADDR_ABI=y
 CONFIG_ARM64_VA_BITS=39
 CONFIG_ARM64_VA_BITS_39=y
 CONFIG_ARMADA_37XX_CLK=y
+CONFIG_ARMADA_37XX_RWTM_MBOX=y
 CONFIG_ARMADA_AP806_SYSCON=y
 CONFIG_ARMADA_AP_CP_HELPER=y
 CONFIG_ARMADA_CP110_SYSCON=y
@@ -40,6 +41,8 @@ CONFIG_GENERIC_CSUM=y
 CONFIG_GENERIC_PINCONF=y
 CONFIG_HOLES_IN_ZONE=y
 CONFIG_ILLEGAL_POINTER_VALUE=0xdead000000000000
+CONFIG_MAILBOX=y
+# CONFIG_MAILBOX_TEST is not set
 CONFIG_MFD_SYSCON=y
 CONFIG_MMC_SDHCI_XENON=y
 CONFIG_MODULES_USE_ELF_RELA=y
@@ -74,6 +77,7 @@ CONFIG_SWIOTLB=y
 CONFIG_SYSCTL_EXCEPTION_TRACE=y
 CONFIG_SYS_SUPPORTS_HUGETLBFS=y
 CONFIG_THREAD_INFO_IN_TASK=y
+CONFIG_TURRIS_MOX_RWTM=y
 CONFIG_UNMAP_KERNEL_AT_EL0=y
 CONFIG_VMAP_STACK=y
 CONFIG_ZONE_DMA32=y