[BFN] Implementation API for platform component

device/barefoot/x86_64-accton_as9516_32d-r0/platform.json

@@ -1,6 +1,14 @@
 {
     "chassis": {
         "name": "Newport",
+        "components": [
+            {
+                "name": "BIOS"
+            },
+            {
+                "name": "BMC"
+            }
+        ],
         "fans": [
             {
                 "name": "counter-rotating-fan-1"

device/barefoot/x86_64-accton_as9516_32d-r0/platform_components.json

@@ -1,8 +1,10 @@
-{
-    "chassis": {
-        "Newport": {
-            "component": {
-            }
-        }
-    }
+{
+    "chassis": {
+        "Newport": {
+            "component": {
+                "BIOS": { },
+                "BMC": { }
+            }
+        }
+    }
 }

device/barefoot/x86_64-accton_wedge100bf_32x-r0/platform.json

@@ -1,6 +1,14 @@
 {
     "chassis": {
         "name": "Wedge100BF-32X-O-AC-F-BF",
+        "components": [
+            {
+                "name": "BIOS"
+            },
+            {
+                "name": "BMC"
+            }
+        ],
         "fans": [
             {
                 "name": "counter-rotating-fan-1"

device/barefoot/x86_64-accton_wedge100bf_32x-r0/platform_components.json

@@ -1,8 +1,10 @@
-{
-    "chassis": {
-        "Wedge100BF-32X-O-AC-F-BF": {
-            "component": {
-            }
-        }
-    }
+{
+    "chassis": {
+        "Wedge100BF-32X-O-AC-F-BF": {
+            "component": {
+                "BIOS": { },
+                "BMC": { }
+            }
+        }
+    }
 }

platform/barefoot/sonic-platform-modules-bfn-montara/sonic_platform/chassis.py

@@ -19,6 +19,7 @@
 except ImportError as e:
     raise ImportError(str(e) + "- required module not found")
 
+NUM_COMPONENT = 2
 class Chassis(ChassisBase):
     """
     Platform-specific Chassis class
@@ -44,6 +45,7 @@ def __init__(self):
         self.ready = False
         self.phy_port_cur_state = {}
         self.qsfp_interval = self.QSFP_CHECK_INTERVAL
+        self.__initialize_components()
 
     @property
     def _eeprom(self):
@@ -128,6 +130,12 @@ def qsfp_max_port_get(client):
             self.PORT_END = self.QSFP_PORT_END
             self.PORTS_IN_BLOCK = self.QSFP_PORT_END
 
+    def __initialize_components(self):
+        from sonic_platform.component import Components
+        for index in range(0, NUM_COMPONENT):
+            component = Components(index)
+            self._component_list.append(component)
+
     def get_name(self):
         """
         Retrieves the name of the chassis