diff --git a/target/linux/bcm53xx/config-3.14 b/target/linux/bcm53xx/config-3.14
index 0d3db9978f..d05832075d 100644
--- a/target/linux/bcm53xx/config-3.14
+++ b/target/linux/bcm53xx/config-3.14
@@ -57,6 +57,7 @@ CONFIG_BCMA_HOST_PCI_POSSIBLE=y
 CONFIG_BCMA_HOST_SOC=y
 # CONFIG_BCM_KONA_WDT is not set
 CONFIG_BGMAC=y
+CONFIG_BOUNCE=y
 CONFIG_CACHE_L2X0=y
 CONFIG_CACHE_PL310=y
 CONFIG_CC_OPTIMIZE_FOR_SIZE=y
@@ -167,6 +168,8 @@ CONFIG_HAVE_SMP=y
 CONFIG_HAVE_SYSCALL_TRACEPOINTS=y
 CONFIG_HAVE_UID16=y
 CONFIG_HAVE_VIRT_CPU_ACCOUNTING_GEN=y
+CONFIG_HIGHMEM=y
+# CONFIG_HIGHPTE is not set
 CONFIG_HZ_FIXED=0
 CONFIG_HZ_PERIODIC=y
 CONFIG_INITRAMFS_SOURCE=""
diff --git a/target/linux/bcm53xx/config-3.18 b/target/linux/bcm53xx/config-3.18
index 7bcf56a533..d08e667794 100644
--- a/target/linux/bcm53xx/config-3.18
+++ b/target/linux/bcm53xx/config-3.18
@@ -61,6 +61,7 @@ CONFIG_BCMA_HOST_PCI=y
 CONFIG_BCMA_HOST_PCI_POSSIBLE=y
 CONFIG_BCMA_HOST_SOC=y
 CONFIG_BGMAC=y
+CONFIG_BOUNCE=y
 CONFIG_CACHE_L2X0=y
 CONFIG_CACHE_PL310=y
 CONFIG_CC_OPTIMIZE_FOR_SIZE=y
@@ -171,6 +172,8 @@ CONFIG_HAVE_SMP=y
 CONFIG_HAVE_SYSCALL_TRACEPOINTS=y
 CONFIG_HAVE_UID16=y
 CONFIG_HAVE_VIRT_CPU_ACCOUNTING_GEN=y
+CONFIG_HIGHMEM=y
+# CONFIG_HIGHPTE is not set
 CONFIG_HZ_FIXED=0
 CONFIG_HZ_PERIODIC=y
 CONFIG_INITRAMFS_SOURCE=""