NUCLEO_L4R5ZI: update targets.json

Author: bcostm

targets/targets.json

@@ -4323,7 +4323,28 @@
     "NUCLEO_L496ZG_P": {
         "inherits": ["NUCLEO_L496ZG"],
         "detect_code": ["0828"]
+    },
+    "NUCLEO_L4R5ZI": {
+        "inherits": ["FAMILY_STM32"],
+        "supported_form_factors": ["ARDUINO", "MORPHO"],
+        "core": "Cortex-M4F",
+        "extra_labels_add": ["STM32L4", "STM32L4R5ZI", "STM32L4R5xI"],
+        "config": {
+            "clock_source": {
+                "help": "Mask value : USE_PLL_HSE_EXTC (need HW patch) | USE_PLL_HSE_XTAL (need HW patch) | USE_PLL_HSI | USE_PLL_MSI",
+                "value": "USE_PLL_MSI",
+                "macro_name": "CLOCK_SOURCE"
+            },
+            "lpticker_lptim": {
+                "help": "This target supports LPTIM. Set value 1 to use LPTIM for LPTICKER, or 0 to use RTC wakeup timer",
+                "value": 1
+            }
         },
+        "detect_code": ["0776"],
+        "device_has_add": ["ANALOGOUT", "CAN", "CRC", "SERIAL_ASYNCH", "SERIAL_FC", "TRNG", "FLASH"],
+        "release_versions": ["2", "5"],
+        "device_name": "STM32L4R5ZI"
+    },
     "VBLUNO52": {
         "supported_form_factors": ["ARDUINO"],
         "inherits": ["MCU_NRF52832"],