diff --git a/device/mellanox/x86_64-mlnx_msn2010-r0/ACS-MSN2010/sai_2010.xml b/device/mellanox/x86_64-mlnx_msn2010-r0/ACS-MSN2010/sai_2010.xml
index 3383a5f406e..6c05207d2e0 100644
--- a/device/mellanox/x86_64-mlnx_msn2010-r0/ACS-MSN2010/sai_2010.xml
+++ b/device/mellanox/x86_64-mlnx_msn2010-r0/ACS-MSN2010/sai_2010.xml
@@ -1,4 +1,20 @@
 <?xml version="1.0"?>
+<!--
+-- Copyright (c) 2018-2021 NVIDIA CORPORATION & AFFILIATES.
+-- Apache-2.0
+--
+-- Licensed under the Apache License, Version 2.0 (the "License");
+-- you may not use this file except in compliance with the License.
+-- You may obtain a copy of the License at
+--
+-- http://www.apache.org/licenses/LICENSE-2.0
+--
+-- Unless required by applicable law or agreed to in writing, software
+-- distributed under the License is distributed on an "AS IS" BASIS,
+-- WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+-- See the License for the specific language governing permissions and
+-- limitations under the License.
+  -->
 <root>
 	<platform_info type="2010">
 
diff --git a/device/mellanox/x86_64-mlnx_msn2010-r0/pcie.yaml b/device/mellanox/x86_64-mlnx_msn2010-r0/pcie.yaml
index ca73122aaa8..c5cd9b9666d 100644
--- a/device/mellanox/x86_64-mlnx_msn2010-r0/pcie.yaml
+++ b/device/mellanox/x86_64-mlnx_msn2010-r0/pcie.yaml
@@ -1,3 +1,19 @@
+#
+# Copyright (c) 2020-2021 NVIDIA CORPORATION & AFFILIATES.
+# Apache-2.0
+#
+# Licensed under the Apache License, Version 2.0 (the "License");
+# you may not use this file except in compliance with the License.
+# You may obtain a copy of the License at
+#
+# http://www.apache.org/licenses/LICENSE-2.0
+#
+# Unless required by applicable law or agreed to in writing, software
+# distributed under the License is distributed on an "AS IS" BASIS,
+# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+# See the License for the specific language governing permissions and
+# limitations under the License.
+#
 - bus: '00'
   dev: '00'
   fn: '0'
diff --git a/device/mellanox/x86_64-mlnx_msn2010-r0/plugins/psuutil.py b/device/mellanox/x86_64-mlnx_msn2010-r0/plugins/psuutil.py
index 0d864849dc4..377232699ea 100644
--- a/device/mellanox/x86_64-mlnx_msn2010-r0/plugins/psuutil.py
+++ b/device/mellanox/x86_64-mlnx_msn2010-r0/plugins/psuutil.py
@@ -1,3 +1,19 @@
+#
+# Copyright (c) 2017-2021 NVIDIA CORPORATION & AFFILIATES.
+# Apache-2.0
+#
+# Licensed under the Apache License, Version 2.0 (the "License");
+# you may not use this file except in compliance with the License.
+# You may obtain a copy of the License at
+#
+# http://www.apache.org/licenses/LICENSE-2.0
+#
+# Unless required by applicable law or agreed to in writing, software
+# distributed under the License is distributed on an "AS IS" BASIS,
+# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+# See the License for the specific language governing permissions and
+# limitations under the License.
+#
 #############################################################################
 # Mellanox
 #
diff --git a/device/mellanox/x86_64-mlnx_msn2100-r0/ACS-MSN2100/sai_2100.xml b/device/mellanox/x86_64-mlnx_msn2100-r0/ACS-MSN2100/sai_2100.xml
index efa0ccd2721..988e505675b 100644
--- a/device/mellanox/x86_64-mlnx_msn2100-r0/ACS-MSN2100/sai_2100.xml
+++ b/device/mellanox/x86_64-mlnx_msn2100-r0/ACS-MSN2100/sai_2100.xml
@@ -1,4 +1,20 @@
 <?xml version="1.0"?>
+<!--
+-- Copyright (c) 2016-2021 NVIDIA CORPORATION & AFFILIATES.
+-- Apache-2.0
+--
+-- Licensed under the Apache License, Version 2.0 (the "License");
+-- you may not use this file except in compliance with the License.
+-- You may obtain a copy of the License at
+--
+-- http://www.apache.org/licenses/LICENSE-2.0
+--
+-- Unless required by applicable law or agreed to in writing, software
+-- distributed under the License is distributed on an "AS IS" BASIS,
+-- WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+-- See the License for the specific language governing permissions and
+-- limitations under the License.
+  -->
 <root>
 	<platform_info type="2100">
 
diff --git a/device/mellanox/x86_64-mlnx_msn2100-r0/pcie.yaml b/device/mellanox/x86_64-mlnx_msn2100-r0/pcie.yaml
index 63f09eecde7..9202ae5515a 100644
--- a/device/mellanox/x86_64-mlnx_msn2100-r0/pcie.yaml
+++ b/device/mellanox/x86_64-mlnx_msn2100-r0/pcie.yaml
@@ -1,3 +1,19 @@
+#
+# Copyright (c) 2020-2021 NVIDIA CORPORATION & AFFILIATES.
+# Apache-2.0
+#
+# Licensed under the Apache License, Version 2.0 (the "License");
+# you may not use this file except in compliance with the License.
+# You may obtain a copy of the License at
+#
+# http://www.apache.org/licenses/LICENSE-2.0
+#
+# Unless required by applicable law or agreed to in writing, software
+# distributed under the License is distributed on an "AS IS" BASIS,
+# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+# See the License for the specific language governing permissions and
+# limitations under the License.
+#
 - bus: '00'
   dev: '00'
   fn: '0'
diff --git a/device/mellanox/x86_64-mlnx_msn2100-r0/plugins/psuutil.py b/device/mellanox/x86_64-mlnx_msn2100-r0/plugins/psuutil.py
index 2b4f87397bc..a796b63ddde 100644
--- a/device/mellanox/x86_64-mlnx_msn2100-r0/plugins/psuutil.py
+++ b/device/mellanox/x86_64-mlnx_msn2100-r0/plugins/psuutil.py
@@ -1,3 +1,19 @@
+#
+# Copyright (c) 2017-2021 NVIDIA CORPORATION & AFFILIATES.
+# Apache-2.0
+#
+# Licensed under the Apache License, Version 2.0 (the "License");
+# you may not use this file except in compliance with the License.
+# You may obtain a copy of the License at
+#
+# http://www.apache.org/licenses/LICENSE-2.0
+#
+# Unless required by applicable law or agreed to in writing, software
+# distributed under the License is distributed on an "AS IS" BASIS,
+# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+# See the License for the specific language governing permissions and
+# limitations under the License.
+#
 #############################################################################
 # Mellanox
 #
diff --git a/device/mellanox/x86_64-mlnx_msn2410-r0/ACS-MSN2410/sai_2410.xml b/device/mellanox/x86_64-mlnx_msn2410-r0/ACS-MSN2410/sai_2410.xml
index 03d694c9772..6683b5b91d0 100644
--- a/device/mellanox/x86_64-mlnx_msn2410-r0/ACS-MSN2410/sai_2410.xml
+++ b/device/mellanox/x86_64-mlnx_msn2410-r0/ACS-MSN2410/sai_2410.xml
@@ -1,4 +1,20 @@
 <?xml version="1.0"?>
+<!--
+-- Copyright (c) 2018-2021 NVIDIA CORPORATION & AFFILIATES.
+-- Apache-2.0
+--
+-- Licensed under the Apache License, Version 2.0 (the "License");
+-- you may not use this file except in compliance with the License.
+-- You may obtain a copy of the License at
+--
+-- http://www.apache.org/licenses/LICENSE-2.0
+--
+-- Unless required by applicable law or agreed to in writing, software
+-- distributed under the License is distributed on an "AS IS" BASIS,
+-- WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+-- See the License for the specific language governing permissions and
+-- limitations under the License.
+  -->
 <root>
 	<platform_info type="2410">
 
diff --git a/device/mellanox/x86_64-mlnx_msn2700-r0/ACS-MSN2700/buffers_defaults_t0.j2 b/device/mellanox/x86_64-mlnx_msn2700-r0/ACS-MSN2700/buffers_defaults_t0.j2
index d0bce94ba51..2248259ab8e 100644
--- a/device/mellanox/x86_64-mlnx_msn2700-r0/ACS-MSN2700/buffers_defaults_t0.j2
+++ b/device/mellanox/x86_64-mlnx_msn2700-r0/ACS-MSN2700/buffers_defaults_t0.j2
@@ -1,3 +1,19 @@
+{#
+    Copyright (c) 2018-2021 NVIDIA CORPORATION & AFFILIATES.
+    Apache-2.0
+
+    Licensed under the Apache License, Version 2.0 (the "License");
+    you may not use this file except in compliance with the License.
+    You may obtain a copy of the License at
+
+    http://www.apache.org/licenses/LICENSE-2.0
+
+    Unless required by applicable law or agreed to in writing, software
+    distributed under the License is distributed on an "AS IS" BASIS,
+    WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+    See the License for the specific language governing permissions and
+    limitations under the License.
+#}
 {% set default_cable = '5m' %}
 {% set ingress_lossless_pool_size =  '4580864' %}
 {% set ingress_lossy_pool_size =  '4580864' %}
diff --git a/device/mellanox/x86_64-mlnx_msn2700-r0/ACS-MSN2700/buffers_defaults_t1.j2 b/device/mellanox/x86_64-mlnx_msn2700-r0/ACS-MSN2700/buffers_defaults_t1.j2
index 5514c47a409..9537bfd85c0 100644
--- a/device/mellanox/x86_64-mlnx_msn2700-r0/ACS-MSN2700/buffers_defaults_t1.j2
+++ b/device/mellanox/x86_64-mlnx_msn2700-r0/ACS-MSN2700/buffers_defaults_t1.j2
@@ -1,3 +1,19 @@
+{#
+    Copyright (c) 2018-2021 NVIDIA CORPORATION & AFFILIATES.
+    Apache-2.0
+
+    Licensed under the Apache License, Version 2.0 (the "License");
+    you may not use this file except in compliance with the License.
+    You may obtain a copy of the License at
+
+    http://www.apache.org/licenses/LICENSE-2.0
+
+    Unless required by applicable law or agreed to in writing, software
+    distributed under the License is distributed on an "AS IS" BASIS,
+    WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+    See the License for the specific language governing permissions and
+    limitations under the License.
+#}
 {% set default_cable = '5m' %}
 {% set ingress_lossless_pool_size =  '3302912' %}
 {% set ingress_lossy_pool_size =  '3302912' %}
diff --git a/device/mellanox/x86_64-mlnx_msn2700-r0/ACS-MSN2700/sai_2700.xml b/device/mellanox/x86_64-mlnx_msn2700-r0/ACS-MSN2700/sai_2700.xml
index f025df1d3ef..635a1ab6edf 100644
--- a/device/mellanox/x86_64-mlnx_msn2700-r0/ACS-MSN2700/sai_2700.xml
+++ b/device/mellanox/x86_64-mlnx_msn2700-r0/ACS-MSN2700/sai_2700.xml
@@ -1,4 +1,20 @@
 <?xml version="1.0"?>
+<!--
+-- Copyright (c) 2021 NVIDIA CORPORATION & AFFILIATES.
+-- Apache-2.0
+--
+-- Licensed under the Apache License, Version 2.0 (the "License");
+-- you may not use this file except in compliance with the License.
+-- You may obtain a copy of the License at
+--
+-- http://www.apache.org/licenses/LICENSE-2.0
+--
+-- Unless required by applicable law or agreed to in writing, software
+-- distributed under the License is distributed on an "AS IS" BASIS,
+-- WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+-- See the License for the specific language governing permissions and
+-- limitations under the License.
+  -->
 <root>
 	<platform_info type="2700">
 
diff --git a/device/mellanox/x86_64-mlnx_msn2700-r0/Mellanox-SN2700-C28D8/sai_2700_8x50g_28x100g.xml b/device/mellanox/x86_64-mlnx_msn2700-r0/Mellanox-SN2700-C28D8/sai_2700_8x50g_28x100g.xml
index 3127518b21a..f93d7be136d 100644
--- a/device/mellanox/x86_64-mlnx_msn2700-r0/Mellanox-SN2700-C28D8/sai_2700_8x50g_28x100g.xml
+++ b/device/mellanox/x86_64-mlnx_msn2700-r0/Mellanox-SN2700-C28D8/sai_2700_8x50g_28x100g.xml
@@ -1,4 +1,20 @@
 <?xml version="1.0"?>
+<!--
+-- Copyright (c) 2016-2021 NVIDIA CORPORATION & AFFILIATES.
+-- Apache-2.0
+--
+-- Licensed under the Apache License, Version 2.0 (the "License");
+-- you may not use this file except in compliance with the License.
+-- You may obtain a copy of the License at
+--
+-- http://www.apache.org/licenses/LICENSE-2.0
+--
+-- Unless required by applicable law or agreed to in writing, software
+-- distributed under the License is distributed on an "AS IS" BASIS,
+-- WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+-- See the License for the specific language governing permissions and
+-- limitations under the License.
+  -->
 <root>
 	<platform_info type="2700">
 
diff --git a/device/mellanox/x86_64-mlnx_msn2700-r0/Mellanox-SN2700-D40C8S8/sai_2700_8x100g_40x50g_8x10g.xml b/device/mellanox/x86_64-mlnx_msn2700-r0/Mellanox-SN2700-D40C8S8/sai_2700_8x100g_40x50g_8x10g.xml
index bc2d1509fd3..9a4b0cec3a8 100644
--- a/device/mellanox/x86_64-mlnx_msn2700-r0/Mellanox-SN2700-D40C8S8/sai_2700_8x100g_40x50g_8x10g.xml
+++ b/device/mellanox/x86_64-mlnx_msn2700-r0/Mellanox-SN2700-D40C8S8/sai_2700_8x100g_40x50g_8x10g.xml
@@ -1,4 +1,20 @@
 <?xml version="1.0"?>
+<!--
+-- Copyright (c) 2021 NVIDIA CORPORATION & AFFILIATES.
+-- Apache-2.0
+--
+-- Licensed under the Apache License, Version 2.0 (the "License");
+-- you may not use this file except in compliance with the License.
+-- You may obtain a copy of the License at
+--
+-- http://www.apache.org/licenses/LICENSE-2.0
+--
+-- Unless required by applicable law or agreed to in writing, software
+-- distributed under the License is distributed on an "AS IS" BASIS,
+-- WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+-- See the License for the specific language governing permissions and
+-- limitations under the License.
+  -->
 <root>
     <platform_info type="2700">
 
diff --git a/device/mellanox/x86_64-mlnx_msn2700-r0/Mellanox-SN2700-D48C8/buffers_defaults_t0.j2 b/device/mellanox/x86_64-mlnx_msn2700-r0/Mellanox-SN2700-D48C8/buffers_defaults_t0.j2
index 6fc5efcf9b8..0467650ebf9 100644
--- a/device/mellanox/x86_64-mlnx_msn2700-r0/Mellanox-SN2700-D48C8/buffers_defaults_t0.j2
+++ b/device/mellanox/x86_64-mlnx_msn2700-r0/Mellanox-SN2700-D48C8/buffers_defaults_t0.j2
@@ -1,3 +1,19 @@
+{#
+    Copyright (c) 2021 NVIDIA CORPORATION & AFFILIATES.
+    Apache-2.0
+
+    Licensed under the Apache License, Version 2.0 (the "License");
+    you may not use this file except in compliance with the License.
+    You may obtain a copy of the License at
+
+    http://www.apache.org/licenses/LICENSE-2.0
+
+    Unless required by applicable law or agreed to in writing, software
+    distributed under the License is distributed on an "AS IS" BASIS,
+    WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+    See the License for the specific language governing permissions and
+    limitations under the License.
+#}
 {% set default_cable = '5m' %}
 {% set ingress_lossless_pool_size =  '7719936' %}
 {% set ingress_lossless_pool_xoff =  '1032192' %}
diff --git a/device/mellanox/x86_64-mlnx_msn2700-r0/Mellanox-SN2700-D48C8/buffers_defaults_t1.j2 b/device/mellanox/x86_64-mlnx_msn2700-r0/Mellanox-SN2700-D48C8/buffers_defaults_t1.j2
index 95d35539253..3e819bcd197 100644
--- a/device/mellanox/x86_64-mlnx_msn2700-r0/Mellanox-SN2700-D48C8/buffers_defaults_t1.j2
+++ b/device/mellanox/x86_64-mlnx_msn2700-r0/Mellanox-SN2700-D48C8/buffers_defaults_t1.j2
@@ -1,3 +1,19 @@
+{#
+    Copyright (c) 2021 NVIDIA CORPORATION & AFFILIATES.
+    Apache-2.0
+
+    Licensed under the Apache License, Version 2.0 (the "License");
+    you may not use this file except in compliance with the License.
+    You may obtain a copy of the License at
+
+    http://www.apache.org/licenses/LICENSE-2.0
+
+    Unless required by applicable law or agreed to in writing, software
+    distributed under the License is distributed on an "AS IS" BASIS,
+    WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+    See the License for the specific language governing permissions and
+    limitations under the License.
+#}
 {% set default_cable = '5m' %}
 {% set ingress_lossless_pool_size =  '9686016' %}
 {% set ingress_lossless_pool_xoff =  '1179648' %}
diff --git a/device/mellanox/x86_64-mlnx_msn2700-r0/Mellanox-SN2700-D48C8/sai_2700_48x50g_8x100g.xml b/device/mellanox/x86_64-mlnx_msn2700-r0/Mellanox-SN2700-D48C8/sai_2700_48x50g_8x100g.xml
index 5d92ffd45e9..e770f052d72 100644
--- a/device/mellanox/x86_64-mlnx_msn2700-r0/Mellanox-SN2700-D48C8/sai_2700_48x50g_8x100g.xml
+++ b/device/mellanox/x86_64-mlnx_msn2700-r0/Mellanox-SN2700-D48C8/sai_2700_48x50g_8x100g.xml
@@ -1,270 +1,286 @@
-<?xml version="1.0"?>
-<root>
-	<platform_info type="2700">
-
-		<!-- Device MAC address  -->
-		<device-mac-address>00:02:03:04:05:00</device-mac-address>
-
-		<!-- ISSU enabled -->
-		<issu-enabled>1</issu-enabled>
-
-		<!-- Number of ports in the following port list -->
-		<number-of-physical-ports>32</number-of-physical-ports>
-
-		<!-- List of ports in the device -->
-		<ports-list>
-			<port-info>
-				<local-port>1</local-port>
-				<width>4</width>
-				<module>16</module>
-
-				<!-- 0 none, 1=2, 2=4, 3=2,4 -->
-				<breakout-modes>3</breakout-modes>
-
-				<!-- (BITMASK) 28700 - 10Gb , 939524096 - 25Gb , 98368 - 40Gb , 3221487616 - 50Gb , 11534336 - 100Gb-->
-				<port-speed>3221487616</port-speed>
-        <split>2</split>
-			</port-info>
-			<port-info>
-				<local-port>3</local-port>
-				<width>4</width>
-				<module>17</module>
-				<breakout-modes>1</breakout-modes>
-        <port-speed>3221487616</port-speed>
-        <split>2</split>
-			</port-info>
-			<port-info>
-				<local-port>5</local-port>
-				<width>4</width>
-				<module>18</module>
-				<breakout-modes>3</breakout-modes>
-        <port-speed>3221487616</port-speed>
-        <split>2</split>
-			</port-info>
-			<port-info>
-				<local-port>7</local-port>
-				<width>4</width>
-				<module>19</module>
-				<breakout-modes>1</breakout-modes>
-        <port-speed>3221487616</port-speed>
-        <split>2</split>
-			</port-info>
-			<port-info>
-				<local-port>9</local-port>
-				<width>4</width>
-				<module>20</module>
-				<breakout-modes>3</breakout-modes>
-        <port-speed>3221487616</port-speed>
-        <split>2</split>
-			</port-info>
-			<port-info>
-				<local-port>11</local-port>
-				<width>4</width>
-				<module>21</module>
-				<breakout-modes>1</breakout-modes>
-        <port-speed>3221487616</port-speed>
-        <split>2</split>
-			</port-info>
-			<port-info>
-				<local-port>13</local-port>
-				<width>4</width>
-				<module>22</module>
-				<breakout-modes>3</breakout-modes>
-				<port-speed>11534336</port-speed>
-			</port-info>
-			<port-info>
-				<local-port>15</local-port>
-				<width>4</width>
-				<module>23</module>
-				<breakout-modes>1</breakout-modes>
-				<port-speed>11534336</port-speed>
-			</port-info>
-			<port-info>
-				<local-port>17</local-port>
-				<width>4</width>
-				<module>24</module>
-				<breakout-modes>3</breakout-modes>
-				<port-speed>11534336</port-speed>
-			</port-info>
-			<port-info>
-				<local-port>19</local-port>
-				<width>4</width>
-				<module>25</module>
-				<breakout-modes>1</breakout-modes>
-				<port-speed>11534336</port-speed>
-			</port-info>
-			<port-info>
-				<local-port>21</local-port>
-				<width>4</width>
-				<module>26</module>
-				<breakout-modes>3</breakout-modes>
-        <port-speed>3221487616</port-speed>
-        <split>2</split>
-			</port-info>
-			<port-info>
-				<local-port>23</local-port>
-				<width>4</width>
-				<module>27</module>
-				<breakout-modes>1</breakout-modes>
-        <port-speed>3221487616</port-speed>
-        <split>2</split>>
-			</port-info>
-			<port-info>
-				<local-port>25</local-port>
-				<width>4</width>
-				<module>28</module>
-				<breakout-modes>3</breakout-modes>
-        <port-speed>3221487616</port-speed>
-        <split>2</split>
-			</port-info>
-			<port-info>
-				<local-port>27</local-port>
-				<width>4</width>
-				<module>29</module>
-				<breakout-modes>1</breakout-modes>
-        <port-speed>3221487616</port-speed>
-        <split>2</split>
-			</port-info>
-			<port-info>
-				<local-port>29</local-port>
-				<width>4</width>
-				<module>30</module>
-				<breakout-modes>3</breakout-modes>
-        <port-speed>3221487616</port-speed>
-        <split>2</split>
-			</port-info>
-			<port-info>
-				<local-port>31</local-port>
-				<width>4</width>
-				<module>31</module>
-				<breakout-modes>1</breakout-modes>
-        <port-speed>3221487616</port-speed>
-        <split>2</split>
-			</port-info>
-			<port-info>
-				<local-port>33</local-port>
-				<width>4</width>
-				<module>14</module>
-				<breakout-modes>3</breakout-modes>
-        <port-speed>3221487616</port-speed>
-        <split>2</split>
-			</port-info>
-			<port-info>
-				<local-port>35</local-port>
-				<width>4</width>
-				<module>15</module>
-				<breakout-modes>1</breakout-modes>
-        <port-speed>3221487616</port-speed>
-        <split>2</split>
-			</port-info>
-			<port-info>
-				<local-port>37</local-port>
-				<width>4</width>
-				<module>12</module>
-				<breakout-modes>3</breakout-modes>
-        <port-speed>3221487616</port-speed>
-        <split>2</split>
-			</port-info>
-			<port-info>
-				<local-port>39</local-port>
-				<width>4</width>
-				<module>13</module>
-				<breakout-modes>1</breakout-modes>
-        <port-speed>3221487616</port-speed>
-        <split>2</split>
-			</port-info>
-			<port-info>
-				<local-port>41</local-port>
-				<width>4</width>
-				<module>10</module>
-				<breakout-modes>3</breakout-modes>
-        <port-speed>3221487616</port-speed>
-        <split>2</split>
-			</port-info>
-			<port-info>
-				<local-port>43</local-port>
-				<width>4</width>
-				<module>11</module>
-				<breakout-modes>1</breakout-modes>
-        <port-speed>3221487616</port-speed>
-        <split>2</split>
-			</port-info>
-			<port-info>
-				<local-port>45</local-port>
-				<width>4</width>
-				<module>8</module>
-				<breakout-modes>3</breakout-modes>
-				<port-speed>11534336</port-speed>
-			</port-info>
-			<port-info>
-				<local-port>47</local-port>
-				<width>4</width>
-				<module>9</module>
-				<breakout-modes>1</breakout-modes>
-				<port-speed>11534336</port-speed>
-			</port-info>
-			<port-info>
-				<local-port>49</local-port>
-				<width>4</width>
-				<module>6</module>
-				<breakout-modes>3</breakout-modes>
-				<port-speed>11534336</port-speed>
-			</port-info>
-			<port-info>
-				<local-port>51</local-port>
-				<width>4</width>
-				<module>7</module>
-				<breakout-modes>1</breakout-modes>
-				<port-speed>11534336</port-speed>
-			</port-info>
-			<port-info>
-				<local-port>53</local-port>
-				<width>4</width>
-				<module>4</module>
-				<breakout-modes>3</breakout-modes>
-        <port-speed>3221487616</port-speed>
-        <split>2</split>
-			</port-info>
-			<port-info>
-				<local-port>55</local-port>
-				<width>4</width>
-				<module>5</module>
-				<breakout-modes>1</breakout-modes>
-        <port-speed>3221487616</port-speed>
-        <split>2</split>
-			</port-info>
-			<port-info>
-				<local-port>57</local-port>
-				<width>4</width>
-				<module>2</module>
-				<breakout-modes>3</breakout-modes>
-        <port-speed>3221487616</port-speed>
-        <split>2</split>
-			</port-info>
-			<port-info>
-				<local-port>59</local-port>
-				<width>4</width>
-				<module>3</module>
-				<breakout-modes>1</breakout-modes>
-        <port-speed>3221487616</port-speed>
-        <split>2</split>
-			</port-info>
-			<port-info>
-				<local-port>61</local-port>
-				<width>4</width>
-				<module>0</module>
-				<breakout-modes>3</breakout-modes>
-        <port-speed>3221487616</port-speed>
-        <split>2</split>
-			</port-info>
-			<port-info>
-				<local-port>63</local-port>
-				<width>4</width>
-				<module>1</module>
-				<breakout-modes>1</breakout-modes>
-        <port-speed>3221487616</port-speed>
-        <split>2</split>
-			</port-info>
-		</ports-list>
-	</platform_info>
-</root>
+<?xml version="1.0"?>
+<!--
+-- Copyright (c) 2021 NVIDIA CORPORATION & AFFILIATES.
+-- Apache-2.0
+--
+-- Licensed under the Apache License, Version 2.0 (the "License");
+-- you may not use this file except in compliance with the License.
+-- You may obtain a copy of the License at
+--
+-- http://www.apache.org/licenses/LICENSE-2.0
+--
+-- Unless required by applicable law or agreed to in writing, software
+-- distributed under the License is distributed on an "AS IS" BASIS,
+-- WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+-- See the License for the specific language governing permissions and
+-- limitations under the License.
+  -->
+<root>
+	<platform_info type="2700">
+
+		<!-- Device MAC address  -->
+		<device-mac-address>00:02:03:04:05:00</device-mac-address>
+
+		<!-- ISSU enabled -->
+		<issu-enabled>1</issu-enabled>
+
+		<!-- Number of ports in the following port list -->
+		<number-of-physical-ports>32</number-of-physical-ports>
+
+		<!-- List of ports in the device -->
+		<ports-list>
+			<port-info>
+				<local-port>1</local-port>
+				<width>4</width>
+				<module>16</module>
+
+				<!-- 0 none, 1=2, 2=4, 3=2,4 -->
+				<breakout-modes>3</breakout-modes>
+
+				<!-- (BITMASK) 28700 - 10Gb , 939524096 - 25Gb , 98368 - 40Gb , 3221487616 - 50Gb , 11534336 - 100Gb-->
+				<port-speed>3221487616</port-speed>
+        <split>2</split>
+			</port-info>
+			<port-info>
+				<local-port>3</local-port>
+				<width>4</width>
+				<module>17</module>
+				<breakout-modes>1</breakout-modes>
+        <port-speed>3221487616</port-speed>
+        <split>2</split>
+			</port-info>
+			<port-info>
+				<local-port>5</local-port>
+				<width>4</width>
+				<module>18</module>
+				<breakout-modes>3</breakout-modes>
+        <port-speed>3221487616</port-speed>
+        <split>2</split>
+			</port-info>
+			<port-info>
+				<local-port>7</local-port>
+				<width>4</width>
+				<module>19</module>
+				<breakout-modes>1</breakout-modes>
+        <port-speed>3221487616</port-speed>
+        <split>2</split>
+			</port-info>
+			<port-info>
+				<local-port>9</local-port>
+				<width>4</width>
+				<module>20</module>
+				<breakout-modes>3</breakout-modes>
+        <port-speed>3221487616</port-speed>
+        <split>2</split>
+			</port-info>
+			<port-info>
+				<local-port>11</local-port>
+				<width>4</width>
+				<module>21</module>
+				<breakout-modes>1</breakout-modes>
+        <port-speed>3221487616</port-speed>
+        <split>2</split>
+			</port-info>
+			<port-info>
+				<local-port>13</local-port>
+				<width>4</width>
+				<module>22</module>
+				<breakout-modes>3</breakout-modes>
+				<port-speed>11534336</port-speed>
+			</port-info>
+			<port-info>
+				<local-port>15</local-port>
+				<width>4</width>
+				<module>23</module>
+				<breakout-modes>1</breakout-modes>
+				<port-speed>11534336</port-speed>
+			</port-info>
+			<port-info>
+				<local-port>17</local-port>
+				<width>4</width>
+				<module>24</module>
+				<breakout-modes>3</breakout-modes>
+				<port-speed>11534336</port-speed>
+			</port-info>
+			<port-info>
+				<local-port>19</local-port>
+				<width>4</width>
+				<module>25</module>
+				<breakout-modes>1</breakout-modes>
+				<port-speed>11534336</port-speed>
+			</port-info>
+			<port-info>
+				<local-port>21</local-port>
+				<width>4</width>
+				<module>26</module>
+				<breakout-modes>3</breakout-modes>
+        <port-speed>3221487616</port-speed>
+        <split>2</split>
+			</port-info>
+			<port-info>
+				<local-port>23</local-port>
+				<width>4</width>
+				<module>27</module>
+				<breakout-modes>1</breakout-modes>
+        <port-speed>3221487616</port-speed>
+        <split>2</split>>
+			</port-info>
+			<port-info>
+				<local-port>25</local-port>
+				<width>4</width>
+				<module>28</module>
+				<breakout-modes>3</breakout-modes>
+        <port-speed>3221487616</port-speed>
+        <split>2</split>
+			</port-info>
+			<port-info>
+				<local-port>27</local-port>
+				<width>4</width>
+				<module>29</module>
+				<breakout-modes>1</breakout-modes>
+        <port-speed>3221487616</port-speed>
+        <split>2</split>
+			</port-info>
+			<port-info>
+				<local-port>29</local-port>
+				<width>4</width>
+				<module>30</module>
+				<breakout-modes>3</breakout-modes>
+        <port-speed>3221487616</port-speed>
+        <split>2</split>
+			</port-info>
+			<port-info>
+				<local-port>31</local-port>
+				<width>4</width>
+				<module>31</module>
+				<breakout-modes>1</breakout-modes>
+        <port-speed>3221487616</port-speed>
+        <split>2</split>
+			</port-info>
+			<port-info>
+				<local-port>33</local-port>
+				<width>4</width>
+				<module>14</module>
+				<breakout-modes>3</breakout-modes>
+        <port-speed>3221487616</port-speed>
+        <split>2</split>
+			</port-info>
+			<port-info>
+				<local-port>35</local-port>
+				<width>4</width>
+				<module>15</module>
+				<breakout-modes>1</breakout-modes>
+        <port-speed>3221487616</port-speed>
+        <split>2</split>
+			</port-info>
+			<port-info>
+				<local-port>37</local-port>
+				<width>4</width>
+				<module>12</module>
+				<breakout-modes>3</breakout-modes>
+        <port-speed>3221487616</port-speed>
+        <split>2</split>
+			</port-info>
+			<port-info>
+				<local-port>39</local-port>
+				<width>4</width>
+				<module>13</module>
+				<breakout-modes>1</breakout-modes>
+        <port-speed>3221487616</port-speed>
+        <split>2</split>
+			</port-info>
+			<port-info>
+				<local-port>41</local-port>
+				<width>4</width>
+				<module>10</module>
+				<breakout-modes>3</breakout-modes>
+        <port-speed>3221487616</port-speed>
+        <split>2</split>
+			</port-info>
+			<port-info>
+				<local-port>43</local-port>
+				<width>4</width>
+				<module>11</module>
+				<breakout-modes>1</breakout-modes>
+        <port-speed>3221487616</port-speed>
+        <split>2</split>
+			</port-info>
+			<port-info>
+				<local-port>45</local-port>
+				<width>4</width>
+				<module>8</module>
+				<breakout-modes>3</breakout-modes>
+				<port-speed>11534336</port-speed>
+			</port-info>
+			<port-info>
+				<local-port>47</local-port>
+				<width>4</width>
+				<module>9</module>
+				<breakout-modes>1</breakout-modes>
+				<port-speed>11534336</port-speed>
+			</port-info>
+			<port-info>
+				<local-port>49</local-port>
+				<width>4</width>
+				<module>6</module>
+				<breakout-modes>3</breakout-modes>
+				<port-speed>11534336</port-speed>
+			</port-info>
+			<port-info>
+				<local-port>51</local-port>
+				<width>4</width>
+				<module>7</module>
+				<breakout-modes>1</breakout-modes>
+				<port-speed>11534336</port-speed>
+			</port-info>
+			<port-info>
+				<local-port>53</local-port>
+				<width>4</width>
+				<module>4</module>
+				<breakout-modes>3</breakout-modes>
+        <port-speed>3221487616</port-speed>
+        <split>2</split>
+			</port-info>
+			<port-info>
+				<local-port>55</local-port>
+				<width>4</width>
+				<module>5</module>
+				<breakout-modes>1</breakout-modes>
+        <port-speed>3221487616</port-speed>
+        <split>2</split>
+			</port-info>
+			<port-info>
+				<local-port>57</local-port>
+				<width>4</width>
+				<module>2</module>
+				<breakout-modes>3</breakout-modes>
+        <port-speed>3221487616</port-speed>
+        <split>2</split>
+			</port-info>
+			<port-info>
+				<local-port>59</local-port>
+				<width>4</width>
+				<module>3</module>
+				<breakout-modes>1</breakout-modes>
+        <port-speed>3221487616</port-speed>
+        <split>2</split>
+			</port-info>
+			<port-info>
+				<local-port>61</local-port>
+				<width>4</width>
+				<module>0</module>
+				<breakout-modes>3</breakout-modes>
+        <port-speed>3221487616</port-speed>
+        <split>2</split>
+			</port-info>
+			<port-info>
+				<local-port>63</local-port>
+				<width>4</width>
+				<module>1</module>
+				<breakout-modes>1</breakout-modes>
+        <port-speed>3221487616</port-speed>
+        <split>2</split>
+			</port-info>
+		</ports-list>
+	</platform_info>
+</root>
diff --git a/device/mellanox/x86_64-mlnx_msn2700-r0/Mellanox-SN2700/buffers_defaults_t0.j2 b/device/mellanox/x86_64-mlnx_msn2700-r0/Mellanox-SN2700/buffers_defaults_t0.j2
index d2bf72b15f7..7831f63d7b0 100644
--- a/device/mellanox/x86_64-mlnx_msn2700-r0/Mellanox-SN2700/buffers_defaults_t0.j2
+++ b/device/mellanox/x86_64-mlnx_msn2700-r0/Mellanox-SN2700/buffers_defaults_t0.j2
@@ -1,3 +1,19 @@
+{#
+    Copyright (c) 2021 NVIDIA CORPORATION & AFFILIATES.
+    Apache-2.0
+
+    Licensed under the Apache License, Version 2.0 (the "License");
+    you may not use this file except in compliance with the License.
+    You may obtain a copy of the License at
+
+    http://www.apache.org/licenses/LICENSE-2.0
+
+    Unless required by applicable law or agreed to in writing, software
+    distributed under the License is distributed on an "AS IS" BASIS,
+    WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+    See the License for the specific language governing permissions and
+    limitations under the License.
+#}
 {% set default_cable = '5m' %}
 {% set ingress_lossless_pool_size =  '10177536' %}
 {% set ingress_lossless_pool_xoff =  '688128' %}
diff --git a/device/mellanox/x86_64-mlnx_msn2700-r0/Mellanox-SN2700/buffers_defaults_t1.j2 b/device/mellanox/x86_64-mlnx_msn2700-r0/Mellanox-SN2700/buffers_defaults_t1.j2
index eef4f811e01..1f57929b3c5 100644
--- a/device/mellanox/x86_64-mlnx_msn2700-r0/Mellanox-SN2700/buffers_defaults_t1.j2
+++ b/device/mellanox/x86_64-mlnx_msn2700-r0/Mellanox-SN2700/buffers_defaults_t1.j2
@@ -1,3 +1,19 @@
+{#
+    Copyright (c) 2021 NVIDIA CORPORATION & AFFILIATES.
+    Apache-2.0
+
+    Licensed under the Apache License, Version 2.0 (the "License");
+    you may not use this file except in compliance with the License.
+    You may obtain a copy of the License at
+
+    http://www.apache.org/licenses/LICENSE-2.0
+
+    Unless required by applicable law or agreed to in writing, software
+    distributed under the License is distributed on an "AS IS" BASIS,
+    WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+    See the License for the specific language governing permissions and
+    limitations under the License.
+#}
 {% set default_cable = '5m' %}
 {% set ingress_lossless_pool_size =  '8719360' %}
 {% set ingress_lossless_pool_xoff =  '2146304' %}
diff --git a/device/mellanox/x86_64-mlnx_msn2700-r0/pcie.yaml b/device/mellanox/x86_64-mlnx_msn2700-r0/pcie.yaml
index 8796390b73c..440afffc325 100644
--- a/device/mellanox/x86_64-mlnx_msn2700-r0/pcie.yaml
+++ b/device/mellanox/x86_64-mlnx_msn2700-r0/pcie.yaml
@@ -1,3 +1,19 @@
+#
+# Copyright (c) 2020-2021 NVIDIA CORPORATION & AFFILIATES.
+# Apache-2.0
+#
+# Licensed under the Apache License, Version 2.0 (the "License");
+# you may not use this file except in compliance with the License.
+# You may obtain a copy of the License at
+#
+# http://www.apache.org/licenses/LICENSE-2.0
+#
+# Unless required by applicable law or agreed to in writing, software
+# distributed under the License is distributed on an "AS IS" BASIS,
+# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+# See the License for the specific language governing permissions and
+# limitations under the License.
+#
 - bus: '00'
   dev: '00'
   fn: '0'
diff --git a/device/mellanox/x86_64-mlnx_msn2700-r0/plugins/eeprom.py b/device/mellanox/x86_64-mlnx_msn2700-r0/plugins/eeprom.py
index 0f20ffff3b5..768ee5e7218 100644
--- a/device/mellanox/x86_64-mlnx_msn2700-r0/plugins/eeprom.py
+++ b/device/mellanox/x86_64-mlnx_msn2700-r0/plugins/eeprom.py
@@ -1,3 +1,19 @@
+#
+# Copyright (c) 2017-2021 NVIDIA CORPORATION & AFFILIATES.
+# Apache-2.0
+#
+# Licensed under the Apache License, Version 2.0 (the "License");
+# you may not use this file except in compliance with the License.
+# You may obtain a copy of the License at
+#
+# http://www.apache.org/licenses/LICENSE-2.0
+#
+# Unless required by applicable law or agreed to in writing, software
+# distributed under the License is distributed on an "AS IS" BASIS,
+# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+# See the License for the specific language governing permissions and
+# limitations under the License.
+#
 #############################################################################
 # Mellanox
 #
diff --git a/device/mellanox/x86_64-mlnx_msn2700-r0/plugins/fanutil.py b/device/mellanox/x86_64-mlnx_msn2700-r0/plugins/fanutil.py
index ee6446e7c05..6d54455af40 100644
--- a/device/mellanox/x86_64-mlnx_msn2700-r0/plugins/fanutil.py
+++ b/device/mellanox/x86_64-mlnx_msn2700-r0/plugins/fanutil.py
@@ -1,3 +1,19 @@
+#
+# Copyright (c) 2020-2021 NVIDIA CORPORATION & AFFILIATES.
+# Apache-2.0
+#
+# Licensed under the Apache License, Version 2.0 (the "License");
+# you may not use this file except in compliance with the License.
+# You may obtain a copy of the License at
+#
+# http://www.apache.org/licenses/LICENSE-2.0
+#
+# Unless required by applicable law or agreed to in writing, software
+# distributed under the License is distributed on an "AS IS" BASIS,
+# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+# See the License for the specific language governing permissions and
+# limitations under the License.
+#
 #############################################################################
 # Mellanox
 #
diff --git a/device/mellanox/x86_64-mlnx_msn2700-r0/plugins/psuutil.py b/device/mellanox/x86_64-mlnx_msn2700-r0/plugins/psuutil.py
index 6da5770c294..915c90bf25a 100644
--- a/device/mellanox/x86_64-mlnx_msn2700-r0/plugins/psuutil.py
+++ b/device/mellanox/x86_64-mlnx_msn2700-r0/plugins/psuutil.py
@@ -1,3 +1,19 @@
+#
+# Copyright (c) 2017-2021 NVIDIA CORPORATION & AFFILIATES.
+# Apache-2.0
+#
+# Licensed under the Apache License, Version 2.0 (the "License");
+# you may not use this file except in compliance with the License.
+# You may obtain a copy of the License at
+#
+# http://www.apache.org/licenses/LICENSE-2.0
+#
+# Unless required by applicable law or agreed to in writing, software
+# distributed under the License is distributed on an "AS IS" BASIS,
+# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+# See the License for the specific language governing permissions and
+# limitations under the License.
+#
 #############################################################################
 # Mellanox
 #
diff --git a/device/mellanox/x86_64-mlnx_msn2700-r0/plugins/sfplpmget.py b/device/mellanox/x86_64-mlnx_msn2700-r0/plugins/sfplpmget.py
index ca16c3573d0..c149d51bdde 100644
--- a/device/mellanox/x86_64-mlnx_msn2700-r0/plugins/sfplpmget.py
+++ b/device/mellanox/x86_64-mlnx_msn2700-r0/plugins/sfplpmget.py
@@ -1,4 +1,20 @@
 #!/usr/bin/env python3
+#
+# Copyright (c) 2018-2021 NVIDIA CORPORATION & AFFILIATES.
+# Apache-2.0
+#
+# Licensed under the Apache License, Version 2.0 (the "License");
+# you may not use this file except in compliance with the License.
+# You may obtain a copy of the License at
+#
+# http://www.apache.org/licenses/LICENSE-2.0
+#
+# Unless required by applicable law or agreed to in writing, software
+# distributed under the License is distributed on an "AS IS" BASIS,
+# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+# See the License for the specific language governing permissions and
+# limitations under the License.
+#
 
 """
 This utility get the power mode of a given module.
diff --git a/device/mellanox/x86_64-mlnx_msn2700-r0/plugins/sfplpmset.py b/device/mellanox/x86_64-mlnx_msn2700-r0/plugins/sfplpmset.py
index 61423880ac7..6fa34d9b71a 100644
--- a/device/mellanox/x86_64-mlnx_msn2700-r0/plugins/sfplpmset.py
+++ b/device/mellanox/x86_64-mlnx_msn2700-r0/plugins/sfplpmset.py
@@ -1,4 +1,20 @@
 #!/usr/bin/env python3
+#
+# Copyright (c) 2018-2021 NVIDIA CORPORATION & AFFILIATES.
+# Apache-2.0
+#
+# Licensed under the Apache License, Version 2.0 (the "License");
+# you may not use this file except in compliance with the License.
+# You may obtain a copy of the License at
+#
+# http://www.apache.org/licenses/LICENSE-2.0
+#
+# Unless required by applicable law or agreed to in writing, software
+# distributed under the License is distributed on an "AS IS" BASIS,
+# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+# See the License for the specific language governing permissions and
+# limitations under the License.
+#
 
 """
 This utility set the power mode of a given module.
diff --git a/device/mellanox/x86_64-mlnx_msn2700-r0/plugins/sfpreset.py b/device/mellanox/x86_64-mlnx_msn2700-r0/plugins/sfpreset.py
index af237b705e9..e49186c1060 100644
--- a/device/mellanox/x86_64-mlnx_msn2700-r0/plugins/sfpreset.py
+++ b/device/mellanox/x86_64-mlnx_msn2700-r0/plugins/sfpreset.py
@@ -1,4 +1,20 @@
 #!/usr/bin/env python3
+#
+# Copyright (c) 2018-2021 NVIDIA CORPORATION & AFFILIATES.
+# Apache-2.0
+#
+# Licensed under the Apache License, Version 2.0 (the "License");
+# you may not use this file except in compliance with the License.
+# You may obtain a copy of the License at
+#
+# http://www.apache.org/licenses/LICENSE-2.0
+#
+# Unless required by applicable law or agreed to in writing, software
+# distributed under the License is distributed on an "AS IS" BASIS,
+# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+# See the License for the specific language governing permissions and
+# limitations under the License.
+#
 
 """
 This utility reset the given SFP module.
diff --git a/device/mellanox/x86_64-mlnx_msn2700-r0/plugins/sfputil.py b/device/mellanox/x86_64-mlnx_msn2700-r0/plugins/sfputil.py
index 952620dc22f..bef3a3e7a7b 100644
--- a/device/mellanox/x86_64-mlnx_msn2700-r0/plugins/sfputil.py
+++ b/device/mellanox/x86_64-mlnx_msn2700-r0/plugins/sfputil.py
@@ -1,3 +1,19 @@
+#
+# Copyright (c) 2017-2021 NVIDIA CORPORATION & AFFILIATES.
+# Apache-2.0
+#
+# Licensed under the Apache License, Version 2.0 (the "License");
+# you may not use this file except in compliance with the License.
+# You may obtain a copy of the License at
+#
+# http://www.apache.org/licenses/LICENSE-2.0
+#
+# Unless required by applicable law or agreed to in writing, software
+# distributed under the License is distributed on an "AS IS" BASIS,
+# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+# See the License for the specific language governing permissions and
+# limitations under the License.
+#
 # sfputil.py
 #
 # Platform-specific SFP transceiver interface for SONiC
diff --git a/device/mellanox/x86_64-mlnx_msn2700-r0/plugins/thermalutil.py b/device/mellanox/x86_64-mlnx_msn2700-r0/plugins/thermalutil.py
index 980ef8a9fc3..8ee172feacd 100644
--- a/device/mellanox/x86_64-mlnx_msn2700-r0/plugins/thermalutil.py
+++ b/device/mellanox/x86_64-mlnx_msn2700-r0/plugins/thermalutil.py
@@ -1,3 +1,19 @@
+#
+# Copyright (c) 2020-2021 NVIDIA CORPORATION & AFFILIATES.
+# Apache-2.0
+#
+# Licensed under the Apache License, Version 2.0 (the "License");
+# you may not use this file except in compliance with the License.
+# You may obtain a copy of the License at
+#
+# http://www.apache.org/licenses/LICENSE-2.0
+#
+# Unless required by applicable law or agreed to in writing, software
+# distributed under the License is distributed on an "AS IS" BASIS,
+# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+# See the License for the specific language governing permissions and
+# limitations under the License.
+#
 #############################################################################
 # Mellanox
 #
diff --git a/device/mellanox/x86_64-mlnx_msn2740-r0/ACS-MSN2740/sai_2740.xml b/device/mellanox/x86_64-mlnx_msn2740-r0/ACS-MSN2740/sai_2740.xml
index a21dc696ddd..80540638a19 100644
--- a/device/mellanox/x86_64-mlnx_msn2740-r0/ACS-MSN2740/sai_2740.xml
+++ b/device/mellanox/x86_64-mlnx_msn2740-r0/ACS-MSN2740/sai_2740.xml
@@ -1,4 +1,20 @@
 <?xml version="1.0"?>
+<!--
+-- Copyright (c) 2016-2021 NVIDIA CORPORATION & AFFILIATES.
+-- Apache-2.0
+--
+-- Licensed under the Apache License, Version 2.0 (the "License");
+-- you may not use this file except in compliance with the License.
+-- You may obtain a copy of the License at
+--
+-- http://www.apache.org/licenses/LICENSE-2.0
+--
+-- Unless required by applicable law or agreed to in writing, software
+-- distributed under the License is distributed on an "AS IS" BASIS,
+-- WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+-- See the License for the specific language governing permissions and
+-- limitations under the License.
+  -->
 <root>
 	<platform_info type="2740">
 
diff --git a/device/mellanox/x86_64-mlnx_msn2740-r0/pcie.yaml b/device/mellanox/x86_64-mlnx_msn2740-r0/pcie.yaml
index ca73122aaa8..c5cd9b9666d 100644
--- a/device/mellanox/x86_64-mlnx_msn2740-r0/pcie.yaml
+++ b/device/mellanox/x86_64-mlnx_msn2740-r0/pcie.yaml
@@ -1,3 +1,19 @@
+#
+# Copyright (c) 2020-2021 NVIDIA CORPORATION & AFFILIATES.
+# Apache-2.0
+#
+# Licensed under the Apache License, Version 2.0 (the "License");
+# you may not use this file except in compliance with the License.
+# You may obtain a copy of the License at
+#
+# http://www.apache.org/licenses/LICENSE-2.0
+#
+# Unless required by applicable law or agreed to in writing, software
+# distributed under the License is distributed on an "AS IS" BASIS,
+# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+# See the License for the specific language governing permissions and
+# limitations under the License.
+#
 - bus: '00'
   dev: '00'
   fn: '0'
diff --git a/device/mellanox/x86_64-mlnx_msn3420-r0/ACS-MSN3420/sai_3420.xml b/device/mellanox/x86_64-mlnx_msn3420-r0/ACS-MSN3420/sai_3420.xml
index 5064ee3ef81..b7b16ca686f 100644
--- a/device/mellanox/x86_64-mlnx_msn3420-r0/ACS-MSN3420/sai_3420.xml
+++ b/device/mellanox/x86_64-mlnx_msn3420-r0/ACS-MSN3420/sai_3420.xml
@@ -1,4 +1,20 @@
 <?xml version="1.0"?>
+<!--
+-- Copyright (c) 2019-2021 NVIDIA CORPORATION & AFFILIATES.
+-- Apache-2.0
+--
+-- Licensed under the Apache License, Version 2.0 (the "License");
+-- you may not use this file except in compliance with the License.
+-- You may obtain a copy of the License at
+--
+-- http://www.apache.org/licenses/LICENSE-2.0
+--
+-- Unless required by applicable law or agreed to in writing, software
+-- distributed under the License is distributed on an "AS IS" BASIS,
+-- WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+-- See the License for the specific language governing permissions and
+-- limitations under the License.
+  -->
 <root>
     <platform_info type="3420">
 
diff --git a/device/mellanox/x86_64-mlnx_msn3700-r0/ACS-MSN3700/buffers_defaults_t0.j2 b/device/mellanox/x86_64-mlnx_msn3700-r0/ACS-MSN3700/buffers_defaults_t0.j2
index 035a1417770..0d42e250b83 100644
--- a/device/mellanox/x86_64-mlnx_msn3700-r0/ACS-MSN3700/buffers_defaults_t0.j2
+++ b/device/mellanox/x86_64-mlnx_msn3700-r0/ACS-MSN3700/buffers_defaults_t0.j2
@@ -1,3 +1,19 @@
+{#
+    Copyright (c) 2019-2021 NVIDIA CORPORATION & AFFILIATES.
+    Apache-2.0
+
+    Licensed under the Apache License, Version 2.0 (the "License");
+    you may not use this file except in compliance with the License.
+    You may obtain a copy of the License at
+
+    http://www.apache.org/licenses/LICENSE-2.0
+
+    Unless required by applicable law or agreed to in writing, software
+    distributed under the License is distributed on an "AS IS" BASIS,
+    WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+    See the License for the specific language governing permissions and
+    limitations under the License.
+#}
 {% set default_cable = '5m' %}
 {% set ingress_lossless_pool_size =  '14542848' %}
 {% set ingress_lossy_pool_size =  '14542848' %}
diff --git a/device/mellanox/x86_64-mlnx_msn3700-r0/ACS-MSN3700/buffers_defaults_t1.j2 b/device/mellanox/x86_64-mlnx_msn3700-r0/ACS-MSN3700/buffers_defaults_t1.j2
index 1032b455b8f..03ea8dad97c 100644
--- a/device/mellanox/x86_64-mlnx_msn3700-r0/ACS-MSN3700/buffers_defaults_t1.j2
+++ b/device/mellanox/x86_64-mlnx_msn3700-r0/ACS-MSN3700/buffers_defaults_t1.j2
@@ -1,3 +1,19 @@
+{#
+    Copyright (c) 2019-2021 NVIDIA CORPORATION & AFFILIATES.
+    Apache-2.0
+
+    Licensed under the Apache License, Version 2.0 (the "License");
+    you may not use this file except in compliance with the License.
+    You may obtain a copy of the License at
+
+    http://www.apache.org/licenses/LICENSE-2.0
+
+    Unless required by applicable law or agreed to in writing, software
+    distributed under the License is distributed on an "AS IS" BASIS,
+    WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+    See the License for the specific language governing permissions and
+    limitations under the License.
+#}
 {% set default_cable = '5m' %}
 {% set ingress_lossless_pool_size =  '11622400' %}
 {% set ingress_lossy_pool_size =  '11622400' %}
diff --git a/device/mellanox/x86_64-mlnx_msn3700-r0/ACS-MSN3700/sai_3700.xml b/device/mellanox/x86_64-mlnx_msn3700-r0/ACS-MSN3700/sai_3700.xml
index a7ac4295066..73e3a93fe78 100644
--- a/device/mellanox/x86_64-mlnx_msn3700-r0/ACS-MSN3700/sai_3700.xml
+++ b/device/mellanox/x86_64-mlnx_msn3700-r0/ACS-MSN3700/sai_3700.xml
@@ -1,4 +1,20 @@
 <?xml version="1.0"?>
+<!--
+-- Copyright (c) 2019-2021 NVIDIA CORPORATION & AFFILIATES.
+-- Apache-2.0
+--
+-- Licensed under the Apache License, Version 2.0 (the "License");
+-- you may not use this file except in compliance with the License.
+-- You may obtain a copy of the License at
+--
+-- http://www.apache.org/licenses/LICENSE-2.0
+--
+-- Unless required by applicable law or agreed to in writing, software
+-- distributed under the License is distributed on an "AS IS" BASIS,
+-- WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+-- See the License for the specific language governing permissions and
+-- limitations under the License.
+  -->
 <root>
 	<platform_info type="3700">
 
diff --git a/device/mellanox/x86_64-mlnx_msn3700-r0/pcie.yaml b/device/mellanox/x86_64-mlnx_msn3700-r0/pcie.yaml
index f9c4a257315..7f2f50aab24 100644
--- a/device/mellanox/x86_64-mlnx_msn3700-r0/pcie.yaml
+++ b/device/mellanox/x86_64-mlnx_msn3700-r0/pcie.yaml
@@ -1,3 +1,19 @@
+#
+# Copyright (c) 2020-2021 NVIDIA CORPORATION & AFFILIATES.
+# Apache-2.0
+#
+# Licensed under the Apache License, Version 2.0 (the "License");
+# you may not use this file except in compliance with the License.
+# You may obtain a copy of the License at
+#
+# http://www.apache.org/licenses/LICENSE-2.0
+#
+# Unless required by applicable law or agreed to in writing, software
+# distributed under the License is distributed on an "AS IS" BASIS,
+# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+# See the License for the specific language governing permissions and
+# limitations under the License.
+#
 - bus: '00'
   dev: '00'
   fn: '0'
diff --git a/device/mellanox/x86_64-mlnx_msn3700c-r0/pcie.yaml b/device/mellanox/x86_64-mlnx_msn3700c-r0/pcie.yaml
index 6daf5eefa13..3c3006b5b4c 100644
--- a/device/mellanox/x86_64-mlnx_msn3700c-r0/pcie.yaml
+++ b/device/mellanox/x86_64-mlnx_msn3700c-r0/pcie.yaml
@@ -1,3 +1,19 @@
+#
+# Copyright (c) 2020-2021 NVIDIA CORPORATION & AFFILIATES.
+# Apache-2.0
+#
+# Licensed under the Apache License, Version 2.0 (the "License");
+# you may not use this file except in compliance with the License.
+# You may obtain a copy of the License at
+#
+# http://www.apache.org/licenses/LICENSE-2.0
+#
+# Unless required by applicable law or agreed to in writing, software
+# distributed under the License is distributed on an "AS IS" BASIS,
+# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+# See the License for the specific language governing permissions and
+# limitations under the License.
+#
 - bus: '00'
   dev: '00'
   fn: '0'
diff --git a/device/mellanox/x86_64-mlnx_msn3800-r0/ACS-MSN3800/buffers_defaults_t0.j2 b/device/mellanox/x86_64-mlnx_msn3800-r0/ACS-MSN3800/buffers_defaults_t0.j2
index b83e142448d..2b7c1941354 100644
--- a/device/mellanox/x86_64-mlnx_msn3800-r0/ACS-MSN3800/buffers_defaults_t0.j2
+++ b/device/mellanox/x86_64-mlnx_msn3800-r0/ACS-MSN3800/buffers_defaults_t0.j2
@@ -1,3 +1,19 @@
+{#
+    Copyright (c) 2019-2021 NVIDIA CORPORATION & AFFILIATES.
+    Apache-2.0
+
+    Licensed under the Apache License, Version 2.0 (the "License");
+    you may not use this file except in compliance with the License.
+    You may obtain a copy of the License at
+
+    http://www.apache.org/licenses/LICENSE-2.0
+
+    Unless required by applicable law or agreed to in writing, software
+    distributed under the License is distributed on an "AS IS" BASIS,
+    WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+    See the License for the specific language governing permissions and
+    limitations under the License.
+#}
 {% set default_cable = '5m' %}
 {% set ingress_lossless_pool_size =  '13924352' %}
 {% set ingress_lossy_pool_size =  '13924352' %}
diff --git a/device/mellanox/x86_64-mlnx_msn3800-r0/ACS-MSN3800/buffers_defaults_t1.j2 b/device/mellanox/x86_64-mlnx_msn3800-r0/ACS-MSN3800/buffers_defaults_t1.j2
index abcab930c63..87805bfc0ab 100644
--- a/device/mellanox/x86_64-mlnx_msn3800-r0/ACS-MSN3800/buffers_defaults_t1.j2
+++ b/device/mellanox/x86_64-mlnx_msn3800-r0/ACS-MSN3800/buffers_defaults_t1.j2
@@ -1,3 +1,19 @@
+{#
+    Copyright (c) 2019-2021 NVIDIA CORPORATION & AFFILIATES.
+    Apache-2.0
+
+    Licensed under the Apache License, Version 2.0 (the "License");
+    you may not use this file except in compliance with the License.
+    You may obtain a copy of the License at
+
+    http://www.apache.org/licenses/LICENSE-2.0
+
+    Unless required by applicable law or agreed to in writing, software
+    distributed under the License is distributed on an "AS IS" BASIS,
+    WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+    See the License for the specific language governing permissions and
+    limitations under the License.
+#}
 {% set default_cable = '5m' %}
 {% set ingress_lossless_pool_size =  '12457984' %}
 {% set ingress_lossy_pool_size =  '12457984' %}
diff --git a/device/mellanox/x86_64-mlnx_msn3800-r0/ACS-MSN3800/sai_3800.xml b/device/mellanox/x86_64-mlnx_msn3800-r0/ACS-MSN3800/sai_3800.xml
index 4d9cc3cf7f8..47466501dd3 100644
--- a/device/mellanox/x86_64-mlnx_msn3800-r0/ACS-MSN3800/sai_3800.xml
+++ b/device/mellanox/x86_64-mlnx_msn3800-r0/ACS-MSN3800/sai_3800.xml
@@ -1,4 +1,20 @@
 <?xml version="1.0"?>
+<!--
+-- Copyright (c) 2020-2021 NVIDIA CORPORATION & AFFILIATES.
+-- Apache-2.0
+--
+-- Licensed under the Apache License, Version 2.0 (the "License");
+-- you may not use this file except in compliance with the License.
+-- You may obtain a copy of the License at
+--
+-- http://www.apache.org/licenses/LICENSE-2.0
+--
+-- Unless required by applicable law or agreed to in writing, software
+-- distributed under the License is distributed on an "AS IS" BASIS,
+-- WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+-- See the License for the specific language governing permissions and
+-- limitations under the License.
+  -->
 <root>
     <platform_info type="3800">
 
diff --git a/device/mellanox/x86_64-mlnx_msn3800-r0/Mellanox-SN3800-C64/buffers_defaults_t0.j2 b/device/mellanox/x86_64-mlnx_msn3800-r0/Mellanox-SN3800-C64/buffers_defaults_t0.j2
index a59beaeeb69..1830ff6d73d 100644
--- a/device/mellanox/x86_64-mlnx_msn3800-r0/Mellanox-SN3800-C64/buffers_defaults_t0.j2
+++ b/device/mellanox/x86_64-mlnx_msn3800-r0/Mellanox-SN3800-C64/buffers_defaults_t0.j2
@@ -1,3 +1,19 @@
+{#
+    Copyright (c) 2020-2021 NVIDIA CORPORATION & AFFILIATES.
+    Apache-2.0
+
+    Licensed under the Apache License, Version 2.0 (the "License");
+    you may not use this file except in compliance with the License.
+    You may obtain a copy of the License at
+
+    http://www.apache.org/licenses/LICENSE-2.0
+
+    Unless required by applicable law or agreed to in writing, software
+    distributed under the License is distributed on an "AS IS" BASIS,
+    WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+    See the License for the specific language governing permissions and
+    limitations under the License.
+#}
 {% set default_cable = '5m' %}
 {% set ingress_lossless_pool_size =  '25866240' %}
 {% set ingress_lossless_pool_xoff =  '2523136' %}
diff --git a/device/mellanox/x86_64-mlnx_msn3800-r0/Mellanox-SN3800-C64/buffers_defaults_t1.j2 b/device/mellanox/x86_64-mlnx_msn3800-r0/Mellanox-SN3800-C64/buffers_defaults_t1.j2
index 0cc5cced0c2..6060582174b 100644
--- a/device/mellanox/x86_64-mlnx_msn3800-r0/Mellanox-SN3800-C64/buffers_defaults_t1.j2
+++ b/device/mellanox/x86_64-mlnx_msn3800-r0/Mellanox-SN3800-C64/buffers_defaults_t1.j2
@@ -1,3 +1,19 @@
+{#
+    Copyright (c) 2020-2021 NVIDIA CORPORATION & AFFILIATES.
+    Apache-2.0
+
+    Licensed under the Apache License, Version 2.0 (the "License");
+    you may not use this file except in compliance with the License.
+    You may obtain a copy of the License at
+
+    http://www.apache.org/licenses/LICENSE-2.0
+
+    Unless required by applicable law or agreed to in writing, software
+    distributed under the License is distributed on an "AS IS" BASIS,
+    WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+    See the License for the specific language governing permissions and
+    limitations under the License.
+#}
 {% set default_cable = '5m' %}
 {% set ingress_lossless_pool_size =  '24219648' %}
 {% set ingress_lossless_pool_xoff =  '4169728' %}
diff --git a/device/mellanox/x86_64-mlnx_msn3800-r0/Mellanox-SN3800-D100C12S2/buffers_defaults_t0.j2 b/device/mellanox/x86_64-mlnx_msn3800-r0/Mellanox-SN3800-D100C12S2/buffers_defaults_t0.j2
index df453006bd1..9a2c820d5a2 100644
--- a/device/mellanox/x86_64-mlnx_msn3800-r0/Mellanox-SN3800-D100C12S2/buffers_defaults_t0.j2
+++ b/device/mellanox/x86_64-mlnx_msn3800-r0/Mellanox-SN3800-D100C12S2/buffers_defaults_t0.j2
@@ -1,3 +1,19 @@
+{#
+    Copyright (c) 2019-2021 NVIDIA CORPORATION & AFFILIATES.
+    Apache-2.0
+
+    Licensed under the Apache License, Version 2.0 (the "License");
+    you may not use this file except in compliance with the License.
+    You may obtain a copy of the License at
+
+    http://www.apache.org/licenses/LICENSE-2.0
+
+    Unless required by applicable law or agreed to in writing, software
+    distributed under the License is distributed on an "AS IS" BASIS,
+    WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+    See the License for the specific language governing permissions and
+    limitations under the License.
+#}
 {% set default_cable = '5m' %}
 {% set ingress_lossless_pool_size =  '20664320' %}
 {% set ingress_lossless_xoff_size =  '3321856' %}
diff --git a/device/mellanox/x86_64-mlnx_msn3800-r0/Mellanox-SN3800-D100C12S2/buffers_defaults_t1.j2 b/device/mellanox/x86_64-mlnx_msn3800-r0/Mellanox-SN3800-D100C12S2/buffers_defaults_t1.j2
index d75ccfe4fed..40c69039d25 100644
--- a/device/mellanox/x86_64-mlnx_msn3800-r0/Mellanox-SN3800-D100C12S2/buffers_defaults_t1.j2
+++ b/device/mellanox/x86_64-mlnx_msn3800-r0/Mellanox-SN3800-D100C12S2/buffers_defaults_t1.j2
@@ -1,3 +1,19 @@
+{#
+    Copyright (c) 2019-2021 NVIDIA CORPORATION & AFFILIATES.
+    Apache-2.0
+
+    Licensed under the Apache License, Version 2.0 (the "License");
+    you may not use this file except in compliance with the License.
+    You may obtain a copy of the License at
+
+    http://www.apache.org/licenses/LICENSE-2.0
+
+    Unless required by applicable law or agreed to in writing, software
+    distributed under the License is distributed on an "AS IS" BASIS,
+    WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+    See the License for the specific language governing permissions and
+    limitations under the License.
+#}
 {% set default_cable = '5m' %}
 {% set ingress_lossless_pool_size =  '19601408' %}
 {% set ingress_lossless_xoff_size =  '4384768' %}
diff --git a/device/mellanox/x86_64-mlnx_msn3800-r0/Mellanox-SN3800-D100C12S2/sai_3800_2x10g_100x50g_12x100g.xml b/device/mellanox/x86_64-mlnx_msn3800-r0/Mellanox-SN3800-D100C12S2/sai_3800_2x10g_100x50g_12x100g.xml
index bf0fa4ca690..ca699265fce 100644
--- a/device/mellanox/x86_64-mlnx_msn3800-r0/Mellanox-SN3800-D100C12S2/sai_3800_2x10g_100x50g_12x100g.xml
+++ b/device/mellanox/x86_64-mlnx_msn3800-r0/Mellanox-SN3800-D100C12S2/sai_3800_2x10g_100x50g_12x100g.xml
@@ -1,4 +1,20 @@
 <?xml version="1.0"?>
+<!--
+-- Copyright (c) 2019-2021 NVIDIA CORPORATION & AFFILIATES.
+-- Apache-2.0
+--
+-- Licensed under the Apache License, Version 2.0 (the "License");
+-- you may not use this file except in compliance with the License.
+-- You may obtain a copy of the License at
+--
+-- http://www.apache.org/licenses/LICENSE-2.0
+--
+-- Unless required by applicable law or agreed to in writing, software
+-- distributed under the License is distributed on an "AS IS" BASIS,
+-- WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+-- See the License for the specific language governing permissions and
+-- limitations under the License.
+  -->
 <root>
     <platform_info type="3800">
 
diff --git a/device/mellanox/x86_64-mlnx_msn3800-r0/Mellanox-SN3800-D112C8/buffers_defaults_t0.j2 b/device/mellanox/x86_64-mlnx_msn3800-r0/Mellanox-SN3800-D112C8/buffers_defaults_t0.j2
index 63e5d5f3a85..b9acb31582c 100644
--- a/device/mellanox/x86_64-mlnx_msn3800-r0/Mellanox-SN3800-D112C8/buffers_defaults_t0.j2
+++ b/device/mellanox/x86_64-mlnx_msn3800-r0/Mellanox-SN3800-D112C8/buffers_defaults_t0.j2
@@ -1,3 +1,19 @@
+{#
+    Copyright (c) 2019-2021 NVIDIA CORPORATION & AFFILIATES.
+    Apache-2.0
+
+    Licensed under the Apache License, Version 2.0 (the "License");
+    you may not use this file except in compliance with the License.
+    You may obtain a copy of the License at
+
+    http://www.apache.org/licenses/LICENSE-2.0
+
+    Unless required by applicable law or agreed to in writing, software
+    distributed under the License is distributed on an "AS IS" BASIS,
+    WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+    See the License for the specific language governing permissions and
+    limitations under the License.
+#}
 {% set default_cable = '5m' %}
 {% set ingress_lossless_pool_size =  '20017152' %}
 {% set ingress_lossless_pool_xoff =  '3440640' %}
diff --git a/device/mellanox/x86_64-mlnx_msn3800-r0/Mellanox-SN3800-D112C8/buffers_defaults_t1.j2 b/device/mellanox/x86_64-mlnx_msn3800-r0/Mellanox-SN3800-D112C8/buffers_defaults_t1.j2
index d1ccce62bb1..1975118ba76 100644
--- a/device/mellanox/x86_64-mlnx_msn3800-r0/Mellanox-SN3800-D112C8/buffers_defaults_t1.j2
+++ b/device/mellanox/x86_64-mlnx_msn3800-r0/Mellanox-SN3800-D112C8/buffers_defaults_t1.j2
@@ -1,3 +1,19 @@
+{#
+    Copyright (c) 2019-2021 NVIDIA CORPORATION & AFFILIATES.
+    Apache-2.0
+
+    Licensed under the Apache License, Version 2.0 (the "License");
+    you may not use this file except in compliance with the License.
+    You may obtain a copy of the License at
+
+    http://www.apache.org/licenses/LICENSE-2.0
+
+    Unless required by applicable law or agreed to in writing, software
+    distributed under the License is distributed on an "AS IS" BASIS,
+    WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+    See the License for the specific language governing permissions and
+    limitations under the License.
+#}
 {% set default_cable = '5m' %}
 {% set ingress_lossless_pool_size =  '19124224' %}
 {% set ingress_lossless_pool_xoff =  '4333568' %}
diff --git a/device/mellanox/x86_64-mlnx_msn3800-r0/Mellanox-SN3800-D112C8/sai_3800_112x50g_8x100g.xml b/device/mellanox/x86_64-mlnx_msn3800-r0/Mellanox-SN3800-D112C8/sai_3800_112x50g_8x100g.xml
index a72edb85633..3c5345eed75 100644
--- a/device/mellanox/x86_64-mlnx_msn3800-r0/Mellanox-SN3800-D112C8/sai_3800_112x50g_8x100g.xml
+++ b/device/mellanox/x86_64-mlnx_msn3800-r0/Mellanox-SN3800-D112C8/sai_3800_112x50g_8x100g.xml
@@ -1,4 +1,20 @@
 <?xml version="1.0"?>
+<!--
+-- Copyright (c) 2019-2021 NVIDIA CORPORATION & AFFILIATES.
+-- Apache-2.0
+--
+-- Licensed under the Apache License, Version 2.0 (the "License");
+-- you may not use this file except in compliance with the License.
+-- You may obtain a copy of the License at
+--
+-- http://www.apache.org/licenses/LICENSE-2.0
+--
+-- Unless required by applicable law or agreed to in writing, software
+-- distributed under the License is distributed on an "AS IS" BASIS,
+-- WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+-- See the License for the specific language governing permissions and
+-- limitations under the License.
+  -->
 <root>
     <platform_info type="3800">
 
diff --git a/device/mellanox/x86_64-mlnx_msn3800-r0/Mellanox-SN3800-D24C52/buffers_defaults_t0.j2 b/device/mellanox/x86_64-mlnx_msn3800-r0/Mellanox-SN3800-D24C52/buffers_defaults_t0.j2
index 0ff424a30a5..8a3fadca534 100644
--- a/device/mellanox/x86_64-mlnx_msn3800-r0/Mellanox-SN3800-D24C52/buffers_defaults_t0.j2
+++ b/device/mellanox/x86_64-mlnx_msn3800-r0/Mellanox-SN3800-D24C52/buffers_defaults_t0.j2
@@ -1,3 +1,19 @@
+{#
+    Copyright (c) 2019-2021 NVIDIA CORPORATION & AFFILIATES.
+    Apache-2.0
+
+    Licensed under the Apache License, Version 2.0 (the "License");
+    you may not use this file except in compliance with the License.
+    You may obtain a copy of the License at
+
+    http://www.apache.org/licenses/LICENSE-2.0
+
+    Unless required by applicable law or agreed to in writing, software
+    distributed under the License is distributed on an "AS IS" BASIS,
+    WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+    See the License for the specific language governing permissions and
+    limitations under the License.
+#}
 {% set default_cable = '5m' %}
 {% set ingress_lossless_pool_size =  '24576000' %}
 {% set ingress_lossless_pool_xoff =  '2756608' %}
diff --git a/device/mellanox/x86_64-mlnx_msn3800-r0/Mellanox-SN3800-D24C52/buffers_defaults_t1.j2 b/device/mellanox/x86_64-mlnx_msn3800-r0/Mellanox-SN3800-D24C52/buffers_defaults_t1.j2
index 49adf1331c1..2ff5b331474 100644
--- a/device/mellanox/x86_64-mlnx_msn3800-r0/Mellanox-SN3800-D24C52/buffers_defaults_t1.j2
+++ b/device/mellanox/x86_64-mlnx_msn3800-r0/Mellanox-SN3800-D24C52/buffers_defaults_t1.j2
@@ -1,3 +1,19 @@
+{#
+    Copyright (c) 2019-2021 NVIDIA CORPORATION & AFFILIATES.
+    Apache-2.0
+
+    Licensed under the Apache License, Version 2.0 (the "License");
+    you may not use this file except in compliance with the License.
+    You may obtain a copy of the License at
+
+    http://www.apache.org/licenses/LICENSE-2.0
+
+    Unless required by applicable law or agreed to in writing, software
+    distributed under the License is distributed on an "AS IS" BASIS,
+    WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+    See the License for the specific language governing permissions and
+    limitations under the License.
+#}
 {% set default_cable = '5m' %}
 {% set ingress_lossless_pool_size =  '22597632' %}
 {% set ingress_lossless_pool_xoff =  '4734976' %}
diff --git a/device/mellanox/x86_64-mlnx_msn3800-r0/Mellanox-SN3800-D24C52/sai_3800_24x50g_52x100g.xml b/device/mellanox/x86_64-mlnx_msn3800-r0/Mellanox-SN3800-D24C52/sai_3800_24x50g_52x100g.xml
index 1b3c77ce381..d470f822f8f 100644
--- a/device/mellanox/x86_64-mlnx_msn3800-r0/Mellanox-SN3800-D24C52/sai_3800_24x50g_52x100g.xml
+++ b/device/mellanox/x86_64-mlnx_msn3800-r0/Mellanox-SN3800-D24C52/sai_3800_24x50g_52x100g.xml
@@ -1,4 +1,20 @@
 <?xml version="1.0"?>
+<!--
+-- Copyright (c) 2019-2021 NVIDIA CORPORATION & AFFILIATES.
+-- Apache-2.0
+--
+-- Licensed under the Apache License, Version 2.0 (the "License");
+-- you may not use this file except in compliance with the License.
+-- You may obtain a copy of the License at
+--
+-- http://www.apache.org/licenses/LICENSE-2.0
+--
+-- Unless required by applicable law or agreed to in writing, software
+-- distributed under the License is distributed on an "AS IS" BASIS,
+-- WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+-- See the License for the specific language governing permissions and
+-- limitations under the License.
+  -->
 <root>
     <platform_info type="3800">
 
diff --git a/device/mellanox/x86_64-mlnx_msn3800-r0/Mellanox-SN3800-D28C49S1/buffers_defaults_t0.j2 b/device/mellanox/x86_64-mlnx_msn3800-r0/Mellanox-SN3800-D28C49S1/buffers_defaults_t0.j2
index 67aca79510a..ee820fce464 100644
--- a/device/mellanox/x86_64-mlnx_msn3800-r0/Mellanox-SN3800-D28C49S1/buffers_defaults_t0.j2
+++ b/device/mellanox/x86_64-mlnx_msn3800-r0/Mellanox-SN3800-D28C49S1/buffers_defaults_t0.j2
@@ -1,3 +1,19 @@
+{#
+    Copyright (c) 2019-2021 NVIDIA CORPORATION & AFFILIATES.
+    Apache-2.0
+
+    Licensed under the Apache License, Version 2.0 (the "License");
+    you may not use this file except in compliance with the License.
+    You may obtain a copy of the License at
+
+    http://www.apache.org/licenses/LICENSE-2.0
+
+    Unless required by applicable law or agreed to in writing, software
+    distributed under the License is distributed on an "AS IS" BASIS,
+    WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+    See the License for the specific language governing permissions and
+    limitations under the License.
+#}
 {% set default_cable = '5m' %}
 {% set ingress_lossless_pool_size =  '24360960' %}
 {% set ingress_lossless_pool_xoff =  '2795520' %}
diff --git a/device/mellanox/x86_64-mlnx_msn3800-r0/Mellanox-SN3800-D28C49S1/buffers_defaults_t1.j2 b/device/mellanox/x86_64-mlnx_msn3800-r0/Mellanox-SN3800-D28C49S1/buffers_defaults_t1.j2
index a005006db51..406864fb227 100644
--- a/device/mellanox/x86_64-mlnx_msn3800-r0/Mellanox-SN3800-D28C49S1/buffers_defaults_t1.j2
+++ b/device/mellanox/x86_64-mlnx_msn3800-r0/Mellanox-SN3800-D28C49S1/buffers_defaults_t1.j2
@@ -1,3 +1,19 @@
+{#
+    Copyright (c) 2019-2021 NVIDIA CORPORATION & AFFILIATES.
+    Apache-2.0
+
+    Licensed under the Apache License, Version 2.0 (the "License");
+    you may not use this file except in compliance with the License.
+    You may obtain a copy of the License at
+
+    http://www.apache.org/licenses/LICENSE-2.0
+
+    Unless required by applicable law or agreed to in writing, software
+    distributed under the License is distributed on an "AS IS" BASIS,
+    WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+    See the License for the specific language governing permissions and
+    limitations under the License.
+#}
 {% set default_cable = '5m' %}
 {% set ingress_lossless_pool_size =  '22380544' %}
 {% set ingress_lossless_pool_xoff =  '4775936' %}
diff --git a/device/mellanox/x86_64-mlnx_msn3800-r0/Mellanox-SN3800-D28C49S1/sai_3800_1x10g_28x50g_49x100g.xml b/device/mellanox/x86_64-mlnx_msn3800-r0/Mellanox-SN3800-D28C49S1/sai_3800_1x10g_28x50g_49x100g.xml
index 5844f53f4c0..eee58ccf130 100644
--- a/device/mellanox/x86_64-mlnx_msn3800-r0/Mellanox-SN3800-D28C49S1/sai_3800_1x10g_28x50g_49x100g.xml
+++ b/device/mellanox/x86_64-mlnx_msn3800-r0/Mellanox-SN3800-D28C49S1/sai_3800_1x10g_28x50g_49x100g.xml
@@ -1,4 +1,20 @@
 <?xml version="1.0"?>
+<!--
+-- Copyright (c) 2019-2021 NVIDIA CORPORATION & AFFILIATES.
+-- Apache-2.0
+--
+-- Licensed under the Apache License, Version 2.0 (the "License");
+-- you may not use this file except in compliance with the License.
+-- You may obtain a copy of the License at
+--
+-- http://www.apache.org/licenses/LICENSE-2.0
+--
+-- Unless required by applicable law or agreed to in writing, software
+-- distributed under the License is distributed on an "AS IS" BASIS,
+-- WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+-- See the License for the specific language governing permissions and
+-- limitations under the License.
+  -->
 <root>
     <platform_info type="3800">
 
diff --git a/device/mellanox/x86_64-mlnx_msn3800-r0/Mellanox-SN3800-D28C50/buffers_defaults_t0.j2 b/device/mellanox/x86_64-mlnx_msn3800-r0/Mellanox-SN3800-D28C50/buffers_defaults_t0.j2
index c64f1c54863..42073cfa5c9 100644
--- a/device/mellanox/x86_64-mlnx_msn3800-r0/Mellanox-SN3800-D28C50/buffers_defaults_t0.j2
+++ b/device/mellanox/x86_64-mlnx_msn3800-r0/Mellanox-SN3800-D28C50/buffers_defaults_t0.j2
@@ -1,3 +1,19 @@
+{#
+    Copyright (c) 2019-2021 NVIDIA CORPORATION & AFFILIATES.
+    Apache-2.0
+
+    Licensed under the Apache License, Version 2.0 (the "License");
+    you may not use this file except in compliance with the License.
+    You may obtain a copy of the License at
+
+    http://www.apache.org/licenses/LICENSE-2.0
+
+    Unless required by applicable law or agreed to in writing, software
+    distributed under the License is distributed on an "AS IS" BASIS,
+    WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+    See the License for the specific language governing permissions and
+    limitations under the License.
+#}
 {% set default_cable = '5m' %}
 {% set ingress_lossless_pool_size =  '24360960' %}
 {% set ingress_lossless_pool_xoff =  '2795520' %}
diff --git a/device/mellanox/x86_64-mlnx_msn3800-r0/Mellanox-SN3800-D28C50/buffers_defaults_t1.j2 b/device/mellanox/x86_64-mlnx_msn3800-r0/Mellanox-SN3800-D28C50/buffers_defaults_t1.j2
index bbb51cc778b..c0c8d423bb5 100644
--- a/device/mellanox/x86_64-mlnx_msn3800-r0/Mellanox-SN3800-D28C50/buffers_defaults_t1.j2
+++ b/device/mellanox/x86_64-mlnx_msn3800-r0/Mellanox-SN3800-D28C50/buffers_defaults_t1.j2
@@ -1,3 +1,19 @@
+{#
+    Copyright (c) 2019-2021 NVIDIA CORPORATION & AFFILIATES.
+    Apache-2.0
+
+    Licensed under the Apache License, Version 2.0 (the "License");
+    you may not use this file except in compliance with the License.
+    You may obtain a copy of the License at
+
+    http://www.apache.org/licenses/LICENSE-2.0
+
+    Unless required by applicable law or agreed to in writing, software
+    distributed under the License is distributed on an "AS IS" BASIS,
+    WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+    See the License for the specific language governing permissions and
+    limitations under the License.
+#}
 {% set default_cable = '5m' %}
 {% set ingress_lossless_pool_size =  '22380544' %}
 {% set ingress_lossless_pool_xoff =  '4775936' %}
diff --git a/device/mellanox/x86_64-mlnx_msn3800-r0/Mellanox-SN3800-D28C50/sai_3800_28x50g_52x100g.xml b/device/mellanox/x86_64-mlnx_msn3800-r0/Mellanox-SN3800-D28C50/sai_3800_28x50g_52x100g.xml
index 1b3c77ce381..d470f822f8f 100644
--- a/device/mellanox/x86_64-mlnx_msn3800-r0/Mellanox-SN3800-D28C50/sai_3800_28x50g_52x100g.xml
+++ b/device/mellanox/x86_64-mlnx_msn3800-r0/Mellanox-SN3800-D28C50/sai_3800_28x50g_52x100g.xml
@@ -1,4 +1,20 @@
 <?xml version="1.0"?>
+<!--
+-- Copyright (c) 2019-2021 NVIDIA CORPORATION & AFFILIATES.
+-- Apache-2.0
+--
+-- Licensed under the Apache License, Version 2.0 (the "License");
+-- you may not use this file except in compliance with the License.
+-- You may obtain a copy of the License at
+--
+-- http://www.apache.org/licenses/LICENSE-2.0
+--
+-- Unless required by applicable law or agreed to in writing, software
+-- distributed under the License is distributed on an "AS IS" BASIS,
+-- WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+-- See the License for the specific language governing permissions and
+-- limitations under the License.
+  -->
 <root>
     <platform_info type="3800">
 
diff --git a/device/mellanox/x86_64-mlnx_msn3800-r0/port_peripheral_config.j2 b/device/mellanox/x86_64-mlnx_msn3800-r0/port_peripheral_config.j2
index 1cad105ed1e..a89479dd14f 100644
--- a/device/mellanox/x86_64-mlnx_msn3800-r0/port_peripheral_config.j2
+++ b/device/mellanox/x86_64-mlnx_msn3800-r0/port_peripheral_config.j2
@@ -1,3 +1,19 @@
+{#
+    Copyright (c) 2020-2021 NVIDIA CORPORATION & AFFILIATES.
+    Apache-2.0
+
+    Licensed under the Apache License, Version 2.0 (the "License");
+    you may not use this file except in compliance with the License.
+    You may obtain a copy of the License at
+
+    http://www.apache.org/licenses/LICENSE-2.0
+
+    Unless required by applicable law or agreed to in writing, software
+    distributed under the License is distributed on an "AS IS" BASIS,
+    WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+    See the License for the specific language governing permissions and
+    limitations under the License.
+#}
 [
     {%- include 'peripheral_table.j2' %}
     ,
diff --git a/device/mellanox/x86_64-mlnx_msn4410-r0/ACS-MSN4410/sai_4410.xml b/device/mellanox/x86_64-mlnx_msn4410-r0/ACS-MSN4410/sai_4410.xml
index 5e5b01cad62..7c3962252e6 100644
--- a/device/mellanox/x86_64-mlnx_msn4410-r0/ACS-MSN4410/sai_4410.xml
+++ b/device/mellanox/x86_64-mlnx_msn4410-r0/ACS-MSN4410/sai_4410.xml
@@ -1,4 +1,20 @@
 <?xml version="1.0"?>
+<!--
+-- Copyright (c) 2019-2021 NVIDIA CORPORATION & AFFILIATES.
+-- Apache-2.0
+--
+-- Licensed under the Apache License, Version 2.0 (the "License");
+-- you may not use this file except in compliance with the License.
+-- You may obtain a copy of the License at
+--
+-- http://www.apache.org/licenses/LICENSE-2.0
+--
+-- Unless required by applicable law or agreed to in writing, software
+-- distributed under the License is distributed on an "AS IS" BASIS,
+-- WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+-- See the License for the specific language governing permissions and
+-- limitations under the License.
+  -->
 <root>
     <platform_info type="4410">
 
diff --git a/device/mellanox/x86_64-mlnx_msn4600-r0/ACS-MSN4600/sai_4600.xml b/device/mellanox/x86_64-mlnx_msn4600-r0/ACS-MSN4600/sai_4600.xml
index 96e09ce694f..b360a8329e4 100644
--- a/device/mellanox/x86_64-mlnx_msn4600-r0/ACS-MSN4600/sai_4600.xml
+++ b/device/mellanox/x86_64-mlnx_msn4600-r0/ACS-MSN4600/sai_4600.xml
@@ -1,4 +1,20 @@
 <?xml version="1.0"?>
+<!--
+-- Copyright (c) 2019-2021 NVIDIA CORPORATION & AFFILIATES.
+-- Apache-2.0
+--
+-- Licensed under the Apache License, Version 2.0 (the "License");
+-- you may not use this file except in compliance with the License.
+-- You may obtain a copy of the License at
+--
+-- http://www.apache.org/licenses/LICENSE-2.0
+--
+-- Unless required by applicable law or agreed to in writing, software
+-- distributed under the License is distributed on an "AS IS" BASIS,
+-- WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+-- See the License for the specific language governing permissions and
+-- limitations under the License.
+  -->
 <root>
     <platform_info type="4600">
 
diff --git a/device/mellanox/x86_64-mlnx_msn4600-r0/pcie.yaml b/device/mellanox/x86_64-mlnx_msn4600-r0/pcie.yaml
index d110ef7c79c..4356f48a250 100644
--- a/device/mellanox/x86_64-mlnx_msn4600-r0/pcie.yaml
+++ b/device/mellanox/x86_64-mlnx_msn4600-r0/pcie.yaml
@@ -1,3 +1,19 @@
+#
+# Copyright (c) 2020-2021 NVIDIA CORPORATION & AFFILIATES.
+# Apache-2.0
+#
+# Licensed under the Apache License, Version 2.0 (the "License");
+# you may not use this file except in compliance with the License.
+# You may obtain a copy of the License at
+#
+# http://www.apache.org/licenses/LICENSE-2.0
+#
+# Unless required by applicable law or agreed to in writing, software
+# distributed under the License is distributed on an "AS IS" BASIS,
+# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+# See the License for the specific language governing permissions and
+# limitations under the License.
+#
 - bus: '00'
   dev: '00'
   fn: '0'
diff --git a/device/mellanox/x86_64-mlnx_msn4600c-r0/ACS-MSN4600C/sai_4600C.xml b/device/mellanox/x86_64-mlnx_msn4600c-r0/ACS-MSN4600C/sai_4600C.xml
index 02d0ed6ccd8..29555a1f83c 100644
--- a/device/mellanox/x86_64-mlnx_msn4600c-r0/ACS-MSN4600C/sai_4600C.xml
+++ b/device/mellanox/x86_64-mlnx_msn4600c-r0/ACS-MSN4600C/sai_4600C.xml
@@ -1,4 +1,20 @@
 <?xml version="1.0"?>
+<!--
+-- Copyright (c) 2019-2021 NVIDIA CORPORATION & AFFILIATES.
+-- Apache-2.0
+--
+-- Licensed under the Apache License, Version 2.0 (the "License");
+-- you may not use this file except in compliance with the License.
+-- You may obtain a copy of the License at
+--
+-- http://www.apache.org/licenses/LICENSE-2.0
+--
+-- Unless required by applicable law or agreed to in writing, software
+-- distributed under the License is distributed on an "AS IS" BASIS,
+-- WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+-- See the License for the specific language governing permissions and
+-- limitations under the License.
+  -->
 <root>
     <platform_info type="4601">
 
diff --git a/device/mellanox/x86_64-mlnx_msn4600c-r0/Mellanox-SN4600C-C64/buffers_defaults_t0.j2 b/device/mellanox/x86_64-mlnx_msn4600c-r0/Mellanox-SN4600C-C64/buffers_defaults_t0.j2
index c6ec42948ec..bb07628774e 100644
--- a/device/mellanox/x86_64-mlnx_msn4600c-r0/Mellanox-SN4600C-C64/buffers_defaults_t0.j2
+++ b/device/mellanox/x86_64-mlnx_msn4600c-r0/Mellanox-SN4600C-C64/buffers_defaults_t0.j2
@@ -1,3 +1,19 @@
+{#
+    Copyright (c) 2018-2021 NVIDIA CORPORATION & AFFILIATES.
+    Apache-2.0
+
+    Licensed under the Apache License, Version 2.0 (the "License");
+    you may not use this file except in compliance with the License.
+    You may obtain a copy of the License at
+
+    http://www.apache.org/licenses/LICENSE-2.0
+
+    Unless required by applicable law or agreed to in writing, software
+    distributed under the License is distributed on an "AS IS" BASIS,
+    WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+    See the License for the specific language governing permissions and
+    limitations under the License.
+#}
 {% set default_cable = '5m' %}
 {% set ingress_lossless_pool_size =  '53379072' %}
 {% set ingress_lossless_xoff_size  =  '1540096' %}
diff --git a/device/mellanox/x86_64-mlnx_msn4600c-r0/Mellanox-SN4600C-C64/buffers_defaults_t1.j2 b/device/mellanox/x86_64-mlnx_msn4600c-r0/Mellanox-SN4600C-C64/buffers_defaults_t1.j2
index cbe3511a831..2b4dc8cb2f4 100644
--- a/device/mellanox/x86_64-mlnx_msn4600c-r0/Mellanox-SN4600C-C64/buffers_defaults_t1.j2
+++ b/device/mellanox/x86_64-mlnx_msn4600c-r0/Mellanox-SN4600C-C64/buffers_defaults_t1.j2
@@ -1,3 +1,19 @@
+{#
+    Copyright (c) 2018-2021 NVIDIA CORPORATION & AFFILIATES.
+    Apache-2.0
+
+    Licensed under the Apache License, Version 2.0 (the "License");
+    you may not use this file except in compliance with the License.
+    You may obtain a copy of the License at
+
+    http://www.apache.org/licenses/LICENSE-2.0
+
+    Unless required by applicable law or agreed to in writing, software
+    distributed under the License is distributed on an "AS IS" BASIS,
+    WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+    See the License for the specific language governing permissions and
+    limitations under the License.
+#}
 {% set default_cable = '5m' %}
 {% set ingress_lossless_pool_size =  '52723712' %}
 {% set ingress_lossless_xoff_size  =  '2195456' %}
diff --git a/device/mellanox/x86_64-mlnx_msn4600c-r0/Mellanox-SN4600C-D112C8/buffers_defaults_t0.j2 b/device/mellanox/x86_64-mlnx_msn4600c-r0/Mellanox-SN4600C-D112C8/buffers_defaults_t0.j2
index aa74c464567..83aebd93f69 100644
--- a/device/mellanox/x86_64-mlnx_msn4600c-r0/Mellanox-SN4600C-D112C8/buffers_defaults_t0.j2
+++ b/device/mellanox/x86_64-mlnx_msn4600c-r0/Mellanox-SN4600C-D112C8/buffers_defaults_t0.j2
@@ -1,3 +1,19 @@
+{#
+    Copyright (c) 2018-2021 NVIDIA CORPORATION & AFFILIATES.
+    Apache-2.0
+
+    Licensed under the Apache License, Version 2.0 (the "License");
+    you may not use this file except in compliance with the License.
+    You may obtain a copy of the License at
+
+    http://www.apache.org/licenses/LICENSE-2.0
+
+    Unless required by applicable law or agreed to in writing, software
+    distributed under the License is distributed on an "AS IS" BASIS,
+    WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+    See the License for the specific language governing permissions and
+    limitations under the License.
+#}
 {% set default_cable = '5m' %}
 {% set ingress_lossless_pool_size =  '47587328' %}
 {% set ingress_lossless_xoff_size = '2400256' %}
diff --git a/device/mellanox/x86_64-mlnx_msn4600c-r0/Mellanox-SN4600C-D112C8/buffers_defaults_t1.j2 b/device/mellanox/x86_64-mlnx_msn4600c-r0/Mellanox-SN4600C-D112C8/buffers_defaults_t1.j2
index 1cc727f8c85..9e462249ede 100644
--- a/device/mellanox/x86_64-mlnx_msn4600c-r0/Mellanox-SN4600C-D112C8/buffers_defaults_t1.j2
+++ b/device/mellanox/x86_64-mlnx_msn4600c-r0/Mellanox-SN4600C-D112C8/buffers_defaults_t1.j2
@@ -1,3 +1,19 @@
+{#
+    Copyright (c) 2018-2021 NVIDIA CORPORATION & AFFILIATES.
+    Apache-2.0
+
+    Licensed under the Apache License, Version 2.0 (the "License");
+    you may not use this file except in compliance with the License.
+    You may obtain a copy of the License at
+
+    http://www.apache.org/licenses/LICENSE-2.0
+
+    Unless required by applicable law or agreed to in writing, software
+    distributed under the License is distributed on an "AS IS" BASIS,
+    WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+    See the License for the specific language governing permissions and
+    limitations under the License.
+#}
 {% set default_cable = '5m' %}
 {% set ingress_lossless_pool_size =  '46702592' %}
 {% set ingress_lossless_xoff_size =  '3284992' %}
diff --git a/device/mellanox/x86_64-mlnx_msn4600c-r0/Mellanox-SN4600C-D112C8/sai_4600c_112x50g_8x100g.xml b/device/mellanox/x86_64-mlnx_msn4600c-r0/Mellanox-SN4600C-D112C8/sai_4600c_112x50g_8x100g.xml
index 2016d0bdf29..3e1fa2784a3 100644
--- a/device/mellanox/x86_64-mlnx_msn4600c-r0/Mellanox-SN4600C-D112C8/sai_4600c_112x50g_8x100g.xml
+++ b/device/mellanox/x86_64-mlnx_msn4600c-r0/Mellanox-SN4600C-D112C8/sai_4600c_112x50g_8x100g.xml
@@ -1,4 +1,20 @@
 <?xml version="1.0"?>
+<!--
+-- Copyright (c) 2019-2021 NVIDIA CORPORATION & AFFILIATES.
+-- Apache-2.0
+--
+-- Licensed under the Apache License, Version 2.0 (the "License");
+-- you may not use this file except in compliance with the License.
+-- You may obtain a copy of the License at
+--
+-- http://www.apache.org/licenses/LICENSE-2.0
+--
+-- Unless required by applicable law or agreed to in writing, software
+-- distributed under the License is distributed on an "AS IS" BASIS,
+-- WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+-- See the License for the specific language governing permissions and
+-- limitations under the License.
+  -->
 <root>
     <platform_info type="4601">
 
diff --git a/device/mellanox/x86_64-mlnx_msn4600c-r0/Mellanox-SN4600C-D48C40/buffers_defaults_t0.j2 b/device/mellanox/x86_64-mlnx_msn4600c-r0/Mellanox-SN4600C-D48C40/buffers_defaults_t0.j2
index e3a39b9dc79..1b9a3adf3ab 100644
--- a/device/mellanox/x86_64-mlnx_msn4600c-r0/Mellanox-SN4600C-D48C40/buffers_defaults_t0.j2
+++ b/device/mellanox/x86_64-mlnx_msn4600c-r0/Mellanox-SN4600C-D48C40/buffers_defaults_t0.j2
@@ -1,3 +1,19 @@
+{#
+    Copyright (c) 2018-2021 NVIDIA CORPORATION & AFFILIATES.
+    Apache-2.0
+
+    Licensed under the Apache License, Version 2.0 (the "License");
+    you may not use this file except in compliance with the License.
+    You may obtain a copy of the License at
+
+    http://www.apache.org/licenses/LICENSE-2.0
+
+    Unless required by applicable law or agreed to in writing, software
+    distributed under the License is distributed on an "AS IS" BASIS,
+    WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+    See the License for the specific language governing permissions and
+    limitations under the License.
+#}
 {% set default_cable = '5m' %}
 {% set ingress_lossless_pool_size =  '50995200' %}
 {% set ingress_lossless_xoff_size = '1810432' %}
diff --git a/device/mellanox/x86_64-mlnx_msn4600c-r0/Mellanox-SN4600C-D48C40/buffers_defaults_t1.j2 b/device/mellanox/x86_64-mlnx_msn4600c-r0/Mellanox-SN4600C-D48C40/buffers_defaults_t1.j2
index 149d810c983..30c537a1d32 100644
--- a/device/mellanox/x86_64-mlnx_msn4600c-r0/Mellanox-SN4600C-D48C40/buffers_defaults_t1.j2
+++ b/device/mellanox/x86_64-mlnx_msn4600c-r0/Mellanox-SN4600C-D48C40/buffers_defaults_t1.j2
@@ -1,3 +1,19 @@
+{#
+    Copyright (c) 2018-2021 NVIDIA CORPORATION & AFFILIATES.
+    Apache-2.0
+
+    Licensed under the Apache License, Version 2.0 (the "License");
+    you may not use this file except in compliance with the License.
+    You may obtain a copy of the License at
+
+    http://www.apache.org/licenses/LICENSE-2.0
+
+    Unless required by applicable law or agreed to in writing, software
+    distributed under the License is distributed on an "AS IS" BASIS,
+    WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+    See the License for the specific language governing permissions and
+    limitations under the License.
+#}
 {% set default_cable = '5m' %}
 {% set ingress_lossless_pool_size =  '50143232' %}
 {% set ingress_lossless_xoff_size = '2662400' %}
diff --git a/device/mellanox/x86_64-mlnx_msn4600c-r0/Mellanox-SN4600C-D48C40/sai_4600c_48x50g_40x100g.xml b/device/mellanox/x86_64-mlnx_msn4600c-r0/Mellanox-SN4600C-D48C40/sai_4600c_48x50g_40x100g.xml
index bc26a518c08..1d538d5b219 100644
--- a/device/mellanox/x86_64-mlnx_msn4600c-r0/Mellanox-SN4600C-D48C40/sai_4600c_48x50g_40x100g.xml
+++ b/device/mellanox/x86_64-mlnx_msn4600c-r0/Mellanox-SN4600C-D48C40/sai_4600c_48x50g_40x100g.xml
@@ -1,4 +1,20 @@
 <?xml version="1.0"?>
+<!--
+-- Copyright (c) 2019-2021 NVIDIA CORPORATION & AFFILIATES.
+-- Apache-2.0
+--
+-- Licensed under the Apache License, Version 2.0 (the "License");
+-- you may not use this file except in compliance with the License.
+-- You may obtain a copy of the License at
+--
+-- http://www.apache.org/licenses/LICENSE-2.0
+--
+-- Unless required by applicable law or agreed to in writing, software
+-- distributed under the License is distributed on an "AS IS" BASIS,
+-- WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+-- See the License for the specific language governing permissions and
+-- limitations under the License.
+  -->
 <root>
     <platform_info type="4601">
 
diff --git a/device/mellanox/x86_64-mlnx_msn4600c-r0/pcie.yaml b/device/mellanox/x86_64-mlnx_msn4600c-r0/pcie.yaml
index d110ef7c79c..4356f48a250 100644
--- a/device/mellanox/x86_64-mlnx_msn4600c-r0/pcie.yaml
+++ b/device/mellanox/x86_64-mlnx_msn4600c-r0/pcie.yaml
@@ -1,3 +1,19 @@
+#
+# Copyright (c) 2020-2021 NVIDIA CORPORATION & AFFILIATES.
+# Apache-2.0
+#
+# Licensed under the Apache License, Version 2.0 (the "License");
+# you may not use this file except in compliance with the License.
+# You may obtain a copy of the License at
+#
+# http://www.apache.org/licenses/LICENSE-2.0
+#
+# Unless required by applicable law or agreed to in writing, software
+# distributed under the License is distributed on an "AS IS" BASIS,
+# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+# See the License for the specific language governing permissions and
+# limitations under the License.
+#
 - bus: '00'
   dev: '00'
   fn: '0'
diff --git a/device/mellanox/x86_64-mlnx_msn4700-r0/ACS-MSN4700/buffers_defaults_t0.j2 b/device/mellanox/x86_64-mlnx_msn4700-r0/ACS-MSN4700/buffers_defaults_t0.j2
index c115d141e15..ac1ccae85d5 100644
--- a/device/mellanox/x86_64-mlnx_msn4700-r0/ACS-MSN4700/buffers_defaults_t0.j2
+++ b/device/mellanox/x86_64-mlnx_msn4700-r0/ACS-MSN4700/buffers_defaults_t0.j2
@@ -1,3 +1,19 @@
+{#
+    Copyright (c) 2020-2021 NVIDIA CORPORATION & AFFILIATES.
+    Apache-2.0
+
+    Licensed under the Apache License, Version 2.0 (the "License");
+    you may not use this file except in compliance with the License.
+    You may obtain a copy of the License at
+
+    http://www.apache.org/licenses/LICENSE-2.0
+
+    Unless required by applicable law or agreed to in writing, software
+    distributed under the License is distributed on an "AS IS" BASIS,
+    WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+    See the License for the specific language governing permissions and
+    limitations under the License.
+#}
 {% set default_cable = '5m' %}
 {% set ingress_lossless_pool_size =  '26451968' %}
 {% set ingress_lossy_pool_size =  '26451968' %}
diff --git a/device/mellanox/x86_64-mlnx_msn4700-r0/ACS-MSN4700/buffers_defaults_t1.j2 b/device/mellanox/x86_64-mlnx_msn4700-r0/ACS-MSN4700/buffers_defaults_t1.j2
index 0550c6dd310..1fec9b7f70c 100644
--- a/device/mellanox/x86_64-mlnx_msn4700-r0/ACS-MSN4700/buffers_defaults_t1.j2
+++ b/device/mellanox/x86_64-mlnx_msn4700-r0/ACS-MSN4700/buffers_defaults_t1.j2
@@ -1,3 +1,19 @@
+{#
+    Copyright (c) 2020-2021 NVIDIA CORPORATION & AFFILIATES.
+    Apache-2.0
+
+    Licensed under the Apache License, Version 2.0 (the "License");
+    you may not use this file except in compliance with the License.
+    You may obtain a copy of the License at
+
+    http://www.apache.org/licenses/LICENSE-2.0
+
+    Unless required by applicable law or agreed to in writing, software
+    distributed under the License is distributed on an "AS IS" BASIS,
+    WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+    See the License for the specific language governing permissions and
+    limitations under the License.
+#}
 {% set default_cable = '5m' %}
 {% set ingress_lossless_pool_size =  '20627456' %}
 {% set ingress_lossy_pool_size =  '20627456' %}
diff --git a/device/mellanox/x86_64-mlnx_msn4700-r0/ACS-MSN4700/sai_4700.xml b/device/mellanox/x86_64-mlnx_msn4700-r0/ACS-MSN4700/sai_4700.xml
index e3d0e4ea723..5875cc2ffd4 100644
--- a/device/mellanox/x86_64-mlnx_msn4700-r0/ACS-MSN4700/sai_4700.xml
+++ b/device/mellanox/x86_64-mlnx_msn4700-r0/ACS-MSN4700/sai_4700.xml
@@ -1,4 +1,20 @@
 <?xml version="1.0"?>
+<!--
+-- Copyright (c) 2019-2021 NVIDIA CORPORATION & AFFILIATES.
+-- Apache-2.0
+--
+-- Licensed under the Apache License, Version 2.0 (the "License");
+-- you may not use this file except in compliance with the License.
+-- You may obtain a copy of the License at
+--
+-- http://www.apache.org/licenses/LICENSE-2.0
+--
+-- Unless required by applicable law or agreed to in writing, software
+-- distributed under the License is distributed on an "AS IS" BASIS,
+-- WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+-- See the License for the specific language governing permissions and
+-- limitations under the License.
+  -->
 <root>
     <platform_info type="4700">
 
diff --git a/device/mellanox/x86_64-mlnx_msn4800-r0/ACS-MSN4800/sai_4800.xml b/device/mellanox/x86_64-mlnx_msn4800-r0/ACS-MSN4800/sai_4800.xml
index 1625d5b6094..e2cf337ed5e 100644
--- a/device/mellanox/x86_64-mlnx_msn4800-r0/ACS-MSN4800/sai_4800.xml
+++ b/device/mellanox/x86_64-mlnx_msn4800-r0/ACS-MSN4800/sai_4800.xml
@@ -1,4 +1,20 @@
 <?xml version="1.0"?>
+<!--
+-- Copyright (c) 2021 NVIDIA CORPORATION & AFFILIATES.
+-- Apache-2.0
+--
+-- Licensed under the Apache License, Version 2.0 (the "License");
+-- you may not use this file except in compliance with the License.
+-- You may obtain a copy of the License at
+--
+-- http://www.apache.org/licenses/LICENSE-2.0
+--
+-- Unless required by applicable law or agreed to in writing, software
+-- distributed under the License is distributed on an "AS IS" BASIS,
+-- WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+-- See the License for the specific language governing permissions and
+-- limitations under the License.
+  -->
 <root>
     <platform_info type="4800">
 
diff --git a/device/mellanox/x86_64-mlnx_msn4800-r0/pcie.yaml b/device/mellanox/x86_64-mlnx_msn4800-r0/pcie.yaml
index 15567004fb9..89c452033b9 100644
--- a/device/mellanox/x86_64-mlnx_msn4800-r0/pcie.yaml
+++ b/device/mellanox/x86_64-mlnx_msn4800-r0/pcie.yaml
@@ -1,3 +1,19 @@
+#
+# Copyright (c) 2021 NVIDIA CORPORATION & AFFILIATES.
+# Apache-2.0
+#
+# Licensed under the Apache License, Version 2.0 (the "License");
+# you may not use this file except in compliance with the License.
+# You may obtain a copy of the License at
+#
+# http://www.apache.org/licenses/LICENSE-2.0
+#
+# Unless required by applicable law or agreed to in writing, software
+# distributed under the License is distributed on an "AS IS" BASIS,
+# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+# See the License for the specific language governing permissions and
+# limitations under the License.
+#
 - bus: '00'
   dev: '00'
   fn: '0'