diff --git a/MAX/Libraries/PeriphDrivers/Source/ICC/icc_me30.c b/MAX/Libraries/PeriphDrivers/Source/ICC/icc_me30.c
index cace41e7..87e0f269 100644
--- a/MAX/Libraries/PeriphDrivers/Source/ICC/icc_me30.c
+++ b/MAX/Libraries/PeriphDrivers/Source/ICC/icc_me30.c
@@ -37,20 +37,31 @@ Maxim Internal Use
 
 int MXC_ICC_ID(mxc_icc_info_t cid)
 {
+#if CONFIG_TRUSTED_EXECUTION_SECURE
     return MXC_ICC_RevA_ID((mxc_icc_reva_regs_t *)MXC_ICC, cid);
+#else
+    return E_NOT_SUPPORTED;
+#endif
 }
 
 void MXC_ICC_Enable(void)
 {
+    /* Cache controller only accessible in secure world. */
+#if CONFIG_TRUSTED_EXECUTION_SECURE
     MXC_ICC_RevA_Enable((mxc_icc_reva_regs_t *)MXC_ICC);
+#endif
 }
 
 void MXC_ICC_Disable(void)
 {
+#if CONFIG_TRUSTED_EXECUTION_SECURE
     MXC_ICC_RevA_Disable((mxc_icc_reva_regs_t *)MXC_ICC);
+#endif
 }
 
 void MXC_ICC_Flush(void)
 {
+#if CONFIG_TRUSTED_EXECUTION_SECURE
     MXC_ICC_Com_Flush();
+#endif
 }
diff --git a/MAX/msdk_sha b/MAX/msdk_sha
index 37dbc3b0..d2be93f0 100644
--- a/MAX/msdk_sha
+++ b/MAX/msdk_sha
@@ -1 +1 @@
-14ccd99f89720d5f22dea025d9303a7bca62625f
+df2e217786a80b93912890d5dc6c2c115321575a