diff --git a/doc/board/freescale/index.rst b/doc/board/freescale/index.rst
index bddc6c6c2c..aa192effab 100644
--- a/doc/board/freescale/index.rst
+++ b/doc/board/freescale/index.rst
@@ -17,3 +17,4 @@ Freescale
    mx6sabresd
    mx6ul_14x14_evk
    mx6ullevk
+   psb
diff --git a/doc/imx/misc/psb.rst b/doc/board/freescale/psb.rst
similarity index 100%
rename from doc/imx/misc/psb.rst
rename to doc/board/freescale/psb.rst
diff --git a/doc/imx/index.rst b/doc/imx/index.rst
deleted file mode 100644
index b225b1d183..0000000000
--- a/doc/imx/index.rst
+++ /dev/null
@@ -1,9 +0,0 @@
-.. SPDX-License-Identifier: GPL-2.0+
-
-NXP i.MX Machine-specific doc
-=============================
-
-.. toctree::
-   :maxdepth: 2
-
-   misc/index
diff --git a/doc/imx/misc/index.rst b/doc/imx/misc/index.rst
deleted file mode 100644
index 85fbdb6588..0000000000
--- a/doc/imx/misc/index.rst
+++ /dev/null
@@ -1,9 +0,0 @@
-.. SPDX-License-Identifier: GPL-2.0+
-
-Miscellaneous
-=============
-
-.. toctree::
-   :maxdepth: 2
-
-   psb
diff --git a/doc/index.rst b/doc/index.rst
index 8066fcbfc0..02de1d4684 100644
--- a/doc/index.rst
+++ b/doc/index.rst
@@ -64,17 +64,6 @@ implementation.
 
    arch/index
 
-Machine-specific doc
---------------------
-
-These books provide programming details about machine-specific
-implementation.
-
-.. toctree::
-   :maxdepth: 2
-
-   imx/index
-
 Board-specific doc
 ------------------