diff --git a/1.2/ArmnnDriverImpl.hpp b/1.2/ArmnnDriverImpl.hpp
index eeb491b..70f46cb 100644
--- a/1.2/ArmnnDriverImpl.hpp
+++ b/1.2/ArmnnDriverImpl.hpp
@@ -7,10 +7,13 @@
 
 #include <HalInterfaces.h>
 
+#include "../CacheDataHandler.hpp"
 #include "../DriverOptions.hpp"
 
 #include <armnn/ArmNN.hpp>
 
+#include <NeuralNetworks.h>
+
 #ifdef ARMNN_ANDROID_R
 using namespace android::nn::hal;
 #endif
@@ -30,12 +33,27 @@
 class ArmnnDriverImpl
 {
 public:
-    static Return<V1_0::ErrorStatus> prepareArmnnModel_1_2(const armnn::IRuntimePtr& runtime,
-                                                           const armnn::IGpuAccTunedParametersPtr& clTunedParameters,
-                                                           const DriverOptions& options,
-                                                           const V1_2::Model& model,
-                                                           const android::sp<V1_2::IPreparedModelCallback>& cb,
-                                                           bool float32ToFloat16 = false);
+    using HidlToken = android::hardware::hidl_array<uint8_t, ANEURALNETWORKS_BYTE_SIZE_OF_CACHE_TOKEN>;
+
+    static Return<V1_0::ErrorStatus> prepareArmnnModel_1_2(
+        const armnn::IRuntimePtr& runtime,
+        const armnn::IGpuAccTunedParametersPtr& clTunedParameters,
+        const DriverOptions& options,
+        const V1_2::Model& model,
+        const android::hardware::hidl_vec<android::hardware::hidl_handle>& modelCacheHandle,
+        const android::hardware::hidl_vec<android::hardware::hidl_handle>& dataCacheHandle,
+        const HidlToken& token,
+        const android::sp<V1_2::IPreparedModelCallback>& cb,
+        bool float32ToFloat16 = false);
+
+    static Return<V1_0::ErrorStatus> prepareModelFromCache(
+        const armnn::IRuntimePtr& runtime,
+        const DriverOptions& options,
+        const android::hardware::hidl_vec<android::hardware::hidl_handle>& modelCacheHandle,
+        const android::hardware::hidl_vec<android::hardware::hidl_handle>& dataCacheHandle,
+        const HidlToken& token,
+        const android::sp<V1_2::IPreparedModelCallback>& cb,
+        bool float32ToFloat16 = false);
 
     static Return<void> getCapabilities_1_2(const armnn::IRuntimePtr& runtime,
                                             V1_2::IDevice::getCapabilities_1_2_cb cb);