diff --git a/targets/targets.json b/targets/targets.json
index 1040f6fd55..5e8489054b 100644
--- a/targets/targets.json
+++ b/targets/targets.json
@@ -1910,8 +1910,11 @@
             "XIP_BOOT_HEADER_ENABLE=1",
             "XIP_EXTERNAL_FLASH=1",
             "XIP_BOOT_HEADER_DCD_ENABLE=1",
+            "FSL_SDK_DRIVER_QUICK_ACCESS_ENABLE=1",
             "SKIP_SYSCLK_INIT",
             "FSL_FEATURE_PHYKSZ8081_USE_RMII50M_MODE",
+            "__STARTUP_INITIALIZE_RAMFUNCTION",
+            "__STARTUP_INITIALIZE_NONCACHEDATA",
             "MBED_MPU_CUSTOM",
             "MBED_TICKLESS"
         ],
@@ -1942,6 +1945,7 @@
         "features": ["LWIP"],
         "device_name": "MIMXRT1052",
         "overrides": {
+            "deep-sleep-latency": 5,
             "network-default-interface-type": "ETHERNET"
         }
     },