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diff --git a/Documentation/arch/nios2/features.rst b/Documentation/arch/nios2/features.rst
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+.. SPDX-License-Identifier: GPL-2.0
+
+.. kernel-feat:: $srctree/Documentation/features nios2
diff --git a/Documentation/arch/nios2/index.rst b/Documentation/arch/nios2/index.rst
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+.. SPDX-License-Identifier: GPL-2.0
+
+==============================
+Nios II Specific Documentation
+==============================
+
+.. toctree::
+   :maxdepth: 2
+   :numbered:
+
+   nios2
+   features
diff --git a/Documentation/arch/nios2/nios2.rst b/Documentation/arch/nios2/nios2.rst
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+=================================
+Linux on the Nios II architecture
+=================================
+
+This is a port of Linux to Nios II (nios2) processor.
+
+In order to compile for Nios II, you need a version of GCC with support for the generic
+system call ABI. Please see this link for more information on how compiling and booting
+software for the Nios II platform:
+http://www.rocketboards.org/foswiki/Documentation/NiosIILinuxUserManual
+
+For reference, please see the following link:
+http://www.altera.com/literature/lit-nio2.jsp
+
+What is Nios II?
+================
+Nios II is a 32-bit embedded-processor architecture designed specifically for the
+Altera family of FPGAs. In order to support Linux, Nios II needs to be configured
+with MMU and hardware multiplier enabled.
+
+Nios II ABI
+===========
+Please refer to chapter "Application Binary Interface" in Nios II Processor Reference
+Handbook.