[PATCH v3 5/5] doc: board: add rockchip subfolder

[Igor Opaniuk]

From: Igor Opaniuk <igor.opaniuk at toradex.com>

This fixes a warning when invoking make htmldocs:
checking consistency...
doc/board/rockchip/index.rst: WARNING: document isn't included in any toctree

Signed-off-by: Igor Opaniuk <igor.opaniuk at toradex.com>
---

 doc/board/index.rst | 1 +
 1 file changed, 1 insertion(+)

diff --git a/doc/board/index.rst b/doc/board/index.rst
index f2f5907b8c..f061e8ecfc 100644
--- a/doc/board/index.rst
+++ b/doc/board/index.rst
@@ -14,6 +14,7 @@ Board-specific doc
    google/index
    intel/index
    renesas/index
+   rockchip/index
    sifive/index
    toradex/index
    xilinx/index
-- 
2.17.1