diff --git a/share/mcp/platform_m+_platformx+.device b/share/mcp/platform_m+_platformx+.device
new file mode 100644
index 0000000000..8b26926b63
--- /dev/null
+++ b/share/mcp/platform_m+_platformx+.device
@@ -0,0 +1,18 @@
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diff --git a/share/mcp/platform_x+_platform_m+.device b/share/mcp/platform_x+_platform_m+.device
new file mode 100644
index 0000000000..fd73e44097
--- /dev/null
+++ b/share/mcp/platform_x+_platform_m+.device
@@ -0,0 +1,18 @@
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diff --git a/share/mcp/two_platform_x+_platform_m+.device b/share/mcp/two_platform_x+_platform_m+.device
new file mode 100644
index 0000000000..e162e20f12
--- /dev/null
+++ b/share/mcp/two_platform_x+_platform_m+.device
@@ -0,0 +1,18 @@
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