diff --git a/src/platform/nxp/common/CHIPNXPPlatformDefaultConfig.h b/src/platform/nxp/common/CHIPNXPPlatformDefaultConfig.h
index c90619bdddc040..0c263fc6ae3cfa 100644
--- a/src/platform/nxp/common/CHIPNXPPlatformDefaultConfig.h
+++ b/src/platform/nxp/common/CHIPNXPPlatformDefaultConfig.h
@@ -253,8 +253,3 @@
  */
 #define CHIP_CONFIG_RMP_DEFAULT_MAX_RETRANS 10
 #endif
-
-#ifndef NXP_USE_MML
-/* Do not use Memory Manager Light for dynamic memory allocation by default. */
-#define NXP_USE_MML 0
-#endif // NXP_USE_MML
diff --git a/src/platform/nxp/common/DiagnosticDataProviderImpl.cpp b/src/platform/nxp/common/DiagnosticDataProviderImpl.cpp
index 09d8a7d266a8ca..dd102217482de3 100644
--- a/src/platform/nxp/common/DiagnosticDataProviderImpl.cpp
+++ b/src/platform/nxp/common/DiagnosticDataProviderImpl.cpp
@@ -42,17 +42,6 @@ extern "C" {
 }
 #endif
 
-#if NXP_USE_MML
-#include "fsl_component_mem_manager.h"
-#define GetFreeHeapSize MEM_GetFreeHeapSize
-#define HEAP_SIZE MinimalHeapSize_c
-#define GetMinimumEverFreeHeapSize MEM_GetFreeHeapSizeLowWaterMark
-#else
-#define GetFreeHeapSize xPortGetFreeHeapSize
-#define HEAP_SIZE configTOTAL_HEAP_SIZE
-#define GetMinimumEverFreeHeapSize xPortGetMinimumEverFreeHeapSize
-#endif // NXP_USE_MML
-
 // Not implement into the SDK
 // extern "C" void xPortResetHeapMinimumEverFreeHeapSize(void);
 
@@ -68,8 +57,8 @@ DiagnosticDataProviderImpl & DiagnosticDataProviderImpl::GetDefaultInstance()
 CHIP_ERROR DiagnosticDataProviderImpl::GetCurrentHeapFree(uint64_t & currentHeapFree)
 {
     size_t freeHeapSize;
-    freeHeapSize = GetFreeHeapSize();
 
+    freeHeapSize    = xPortGetFreeHeapSize();
     currentHeapFree = static_cast<uint64_t>(freeHeapSize);
     return CHIP_NO_ERROR;
 }
@@ -79,8 +68,8 @@ CHIP_ERROR DiagnosticDataProviderImpl::GetCurrentHeapUsed(uint64_t & currentHeap
     size_t freeHeapSize;
     size_t usedHeapSize;
 
-    freeHeapSize = GetFreeHeapSize();
-    usedHeapSize = HEAP_SIZE - freeHeapSize;
+    freeHeapSize = xPortGetFreeHeapSize();
+    usedHeapSize = configTOTAL_HEAP_SIZE - freeHeapSize;
 
     currentHeapUsed = static_cast<uint64_t>(usedHeapSize);
     return CHIP_NO_ERROR;
@@ -90,8 +79,7 @@ CHIP_ERROR DiagnosticDataProviderImpl::GetCurrentHeapHighWatermark(uint64_t & cu
 {
     size_t highWatermarkHeapSize;
 
-    highWatermarkHeapSize = HEAP_SIZE - GetMinimumEverFreeHeapSize();
-
+    highWatermarkHeapSize    = configTOTAL_HEAP_SIZE - xPortGetMinimumEverFreeHeapSize();
     currentHeapHighWatermark = static_cast<uint64_t>(highWatermarkHeapSize);
     return CHIP_NO_ERROR;
 }
@@ -101,16 +89,12 @@ CHIP_ERROR DiagnosticDataProviderImpl::ResetWatermarks()
     // If implemented, the server SHALL set the value of the CurrentHeapHighWatermark attribute to the
     // value of the CurrentHeapUsed.
 
-#if NXP_USE_MML
-    MEM_ResetFreeHeapSizeLowWaterMark();
-
-    return CHIP_NO_ERROR;
-#else
     // Not implement into the SDK
     // xPortResetHeapMinimumEverFreeHeapSize();
 
+    // return CHIP_NO_ERROR;
+
     return CHIP_ERROR_UNSUPPORTED_CHIP_FEATURE;
-#endif
 }
 
 CHIP_ERROR DiagnosticDataProviderImpl::GetThreadMetrics(ThreadMetrics ** threadMetricsOut)
diff --git a/src/platform/nxp/common/DiagnosticDataProviderImpl.h b/src/platform/nxp/common/DiagnosticDataProviderImpl.h
index 27b2e35365a1c6..5b9fc4c9ae894b 100644
--- a/src/platform/nxp/common/DiagnosticDataProviderImpl.h
+++ b/src/platform/nxp/common/DiagnosticDataProviderImpl.h
@@ -39,10 +39,6 @@ class DiagnosticDataProviderImpl : public DiagnosticDataProvider
     static DiagnosticDataProviderImpl & GetDefaultInstance();
 
     // ===== Methods that implement the PlatformManager abstract interface.
-
-#if NXP_USE_MML
-    bool SupportsWatermarks() override { return true; }
-#endif
     CHIP_ERROR GetCurrentHeapFree(uint64_t & currentHeapFree) override;
     CHIP_ERROR GetCurrentHeapUsed(uint64_t & currentHeapUsed) override;
     CHIP_ERROR GetCurrentHeapHighWatermark(uint64_t & currentHeapHighWatermark) override;
diff --git a/src/platform/nxp/mcxw71_k32w1/BUILD.gn b/src/platform/nxp/mcxw71_k32w1/BUILD.gn
index 6b399a1c1dbf27..253e21e4ef6a97 100644
--- a/src/platform/nxp/mcxw71_k32w1/BUILD.gn
+++ b/src/platform/nxp/mcxw71_k32w1/BUILD.gn
@@ -90,15 +90,10 @@ config("nxp_platform_config") {
 
 static_library("nxp_platform") {
   deps = []
-  defines = [
-    "CHIP_DEVICE_K32W1=1",
-    "NXP_USE_MML=1",
-  ]
+  defines = [ "CHIP_DEVICE_K32W1=1" ]
 
   sources = [
     "../../SingletonConfigurationManager.cpp",
-    "../common/DiagnosticDataProviderImpl.cpp",
-    "../common/DiagnosticDataProviderImpl.h",
     "../common/ble/BLEManagerCommon.cpp",
     "../common/ble/BLEManagerCommon.h",
     "../common/ble/BLEManagerImpl.cpp",
@@ -109,6 +104,8 @@ static_library("nxp_platform") {
     "ConfigurationManagerImpl.h",
     "ConnectivityManagerImpl.cpp",
     "ConnectivityManagerImpl.h",
+    "DiagnosticDataProviderImpl.cpp",
+    "DiagnosticDataProviderImpl.h",
     "PlatformManagerImpl.cpp",
     "PlatformManagerImpl.h",
     "SystemTimeSupport.cpp",