diff --git a/.gitlab/ci/rules.yml b/.gitlab/ci/rules.yml
index 14ba592add1965bd47c17b7d8d933d43c56c54c8..01bfe6d3f12949cc13994808ff9e4a4fca3b6db9 100644
--- a/.gitlab/ci/rules.yml
+++ b/.gitlab/ci/rules.yml
@@ -50,6 +50,7 @@
 
 .layer-configs: &layer-configs
   - "meta-cassini-distro/conf/layer.conf"
+  - "meta-cassini-bsp/conf/layer.conf"
   - "meta-cassini-tests/conf/layer.conf"
 
 .build-common: &build-common
diff --git a/.gitlab/ci/yocto-qa.yml b/.gitlab/ci/yocto-qa.yml
index 8ee28fc15b739b195d242bd68d1ae73d212517b8..952c22253be07c58605a83020fad92610318a54d 100644
--- a/.gitlab/ci/yocto-qa.yml
+++ b/.gitlab/ci/yocto-qa.yml
@@ -48,6 +48,6 @@ check-layers:
           --no-auto-dependency"
   parallel:
     matrix:
-      - LAYER: [meta-cassini-distro, meta-cassini-tests]
+      - LAYER: [meta-cassini-distro, meta-cassini-bsp, meta-cassini-tests]
   rules:
     - !reference [".layer-check:rules", rules]
diff --git a/documentation/developer_manual/yocto_layers.rst b/documentation/developer_manual/yocto_layers.rst
index 5176fa2b04d9ee2ab187e73f3bf0a74accfdc726..8b696de6fbb505acc8ac291983c1067991706776 100644
--- a/documentation/developer_manual/yocto_layers.rst
+++ b/documentation/developer_manual/yocto_layers.rst
@@ -7,17 +7,26 @@
 Yocto Layers
 ############
 
-The ``meta-cassini`` repository provides two layers compatible with the Yocto
+The ``meta-cassini`` repository provides three layers compatible with the Yocto
 Project, in the following sub-directories:
 
+  * ``meta-cassini-bsp``
+
+    A Yocto layer which holds board-specific recipes or append files that
+    either:
+
+      * will not be upstreamed (Cassini specific modifications)
+
+      * have not been upstreamed yet
+
   * ``meta-cassini-distro``
 
-    Yocto distribution layer providing top-level and general policies for the
+    A Yocto distribution layer providing top-level and general policies for the
     Cassini distribution images.
 
   * ``meta-cassini-tests``
 
-    Yocto software layer with recipes that include run-time tests to validate
+    A Yocto software layer with recipes that include run-time tests to validate
     Cassini functionalities.
 
 .. _layer_dependency_overview_label:
diff --git a/documentation/images/cassini_layers_deps.png b/documentation/images/cassini_layers_deps.png
index c61e0cbcb688e431fc2164dcd64ea15d2fa228f1..3eb5bfbdde2db1bc5c223093b043c5c894b21ff1 100644
Binary files a/documentation/images/cassini_layers_deps.png and b/documentation/images/cassini_layers_deps.png differ
diff --git a/documentation/introduction.rst b/documentation/introduction.rst
index 9855caac8982aa83638151b29d7b7eb4631ec8bb..d6e632585bba73e8b999f36cc75781cc67c9b21e 100644
--- a/documentation/introduction.rst
+++ b/documentation/introduction.rst
@@ -129,15 +129,24 @@ The ``meta-cassini`` repository is structured as follows:
 
   * ``meta-cassini``:
 
+    * ``meta-cassini-bsp``
+
+      A Yocto layer which holds board-specific recipes or append files that
+      either:
+
+      * will not be upstreamed (Cassini specific modifications)
+
+      * have not been upstreamed yet
+
     * ``meta-cassini-distro``
 
-      Yocto distribution layer providing top-level and general policies for the
-      Cassini distribution images.
+      A Yocto distribution layer providing top-level and general policies for
+      the Cassini distribution images.
 
     * ``meta-cassini-tests``
 
-      Yocto software layer with recipes that include run-time tests to validate
-      Cassini functionalities.
+      A Yocto software layer with recipes that include run-time tests to
+      validate Cassini functionalities.
 
     * ``meta-cassini-config``
 
diff --git a/meta-cassini-bsp/README b/meta-cassini-bsp/README
new file mode 100644
index 0000000000000000000000000000000000000000..42a870ad84ea6a4a19a172129855148724a0c1ae
--- /dev/null
+++ b/meta-cassini-bsp/README
@@ -0,0 +1,5 @@
+# Copyright (c) 2022 Arm Limited or its affiliates. All rights reserved.
+#
+# SPDX-License-Identifier: MIT
+
+See ../README.md
diff --git a/meta-cassini-bsp/conf/layer.conf b/meta-cassini-bsp/conf/layer.conf
new file mode 100644
index 0000000000000000000000000000000000000000..2dc2014e3702617f1f58744bb93a45dbf1883624
--- /dev/null
+++ b/meta-cassini-bsp/conf/layer.conf
@@ -0,0 +1,16 @@
+# Copyright (c) 2022 Arm Limited or its affiliates. All rights reserved.
+#
+# SPDX-License-Identifier: MIT
+
+# We have a conf and classes directory, add to BBPATH
+BBPATH .= ":${LAYERDIR}"
+
+# Recipes and append files depend on configured platform
+BBFILES_DYNAMIC += " \
+    meta-arm-bsp:${LAYERDIR}/meta-arm/meta-arm-bsp/*/*/*.bbappend \
+    meta-arm-bsp:${LAYERDIR}/meta-arm/meta-arm-bsp/*/*/*.bb \
+"
+
+BBFILE_COLLECTIONS += "meta-cassini-bsp"
+BBFILE_PATTERN_meta-cassini-bsp = "^${LAYERDIR}/"
+LAYERSERIES_COMPAT_meta-cassini-bsp = "kirkstone"
diff --git a/meta-cassini-config/kas/include/cassini-base.yml b/meta-cassini-config/kas/include/cassini-base.yml
index 5c71e2cbe481c7f0554dfb44b15e6f4083db6eac..77e8ab1a46004682615f0fbbc13decb0ff92a4a4 100644
--- a/meta-cassini-config/kas/include/cassini-base.yml
+++ b/meta-cassini-config/kas/include/cassini-base.yml
@@ -22,6 +22,7 @@ repos:
   meta-cassini:
     layers:
       meta-cassini-distro:
+      meta-cassini-bsp:
 
   meta-openembedded:
     url: https://git.openembedded.org/meta-openembedded