diff --git a/Documentation/DocBook/media/v4l/pixfmt-packed-rgb.xml b/Documentation/DocBook/media/v4l/pixfmt-packed-rgb.xml
index 166c8d6..f6a3e84 100644
--- a/Documentation/DocBook/media/v4l/pixfmt-packed-rgb.xml
+++ b/Documentation/DocBook/media/v4l/pixfmt-packed-rgb.xml
@@ -279,6 +279,45 @@ colorspace <constant>V4L2_COLORSPACE_SRGB</constant>.</para>
 	    <entry></entry>
 	    <entry></entry>
 	  </row>
+	  <row id="V4L2-PIX-FMT-RGB666">
+	    <entry><constant>V4L2_PIX_FMT_RGB666</constant></entry>
+	    <entry>'RGBH'</entry>
+	    <entry></entry>
+	    <entry>r<subscript>5</subscript></entry>
+	    <entry>r<subscript>4</subscript></entry>
+	    <entry>r<subscript>3</subscript></entry>
+	    <entry>r<subscript>2</subscript></entry>
+	    <entry>r<subscript>1</subscript></entry>
+	    <entry>r<subscript>0</subscript></entry>
+	    <entry>g<subscript>5</subscript></entry>
+	    <entry>g<subscript>4</subscript></entry>
+	    <entry></entry>
+	    <entry>g<subscript>3</subscript></entry>
+	    <entry>g<subscript>2</subscript></entry>
+	    <entry>g<subscript>1</subscript></entry>
+	    <entry>g<subscript>0</subscript></entry>
+	    <entry>b<subscript>5</subscript></entry>
+	    <entry>b<subscript>4</subscript></entry>
+	    <entry>b<subscript>3</subscript></entry>
+	    <entry>b<subscript>2</subscript></entry>
+	    <entry></entry>
+	    <entry>b<subscript>1</subscript></entry>
+	    <entry>b<subscript>0</subscript></entry>
+	    <entry></entry>
+	    <entry></entry>
+	    <entry></entry>
+	    <entry></entry>
+	    <entry></entry>
+	    <entry></entry>
+	    <entry></entry>
+	    <entry></entry>
+	    <entry></entry>
+	    <entry></entry>
+	    <entry></entry>
+	    <entry></entry>
+	    <entry></entry>
+	    <entry></entry>
+	  </row>
 	  <row id="V4L2-PIX-FMT-BGR24">
 	    <entry><constant>V4L2_PIX_FMT_BGR24</constant></entry>
 	    <entry>'BGR3'</entry>
@@ -781,6 +820,45 @@ defined in error. Drivers may interpret them as in <xref
 	    <entry></entry>
 	    <entry></entry>
 	  </row>
+	  <row><!-- id="V4L2-PIX-FMT-RGB666" -->
+	    <entry><constant>V4L2_PIX_FMT_RGB666</constant></entry>
+	    <entry>'RGBH'</entry>
+	    <entry></entry>
+	    <entry>r<subscript>5</subscript></entry>
+	    <entry>r<subscript>4</subscript></entry>
+	    <entry>r<subscript>3</subscript></entry>
+	    <entry>r<subscript>2</subscript></entry>
+	    <entry>r<subscript>1</subscript></entry>
+	    <entry>r<subscript>0</subscript></entry>
+	    <entry>g<subscript>5</subscript></entry>
+	    <entry>g<subscript>4</subscript></entry>
+	    <entry></entry>
+	    <entry>g<subscript>3</subscript></entry>
+	    <entry>g<subscript>2</subscript></entry>
+	    <entry>g<subscript>1</subscript></entry>
+	    <entry>g<subscript>0</subscript></entry>
+	    <entry>b<subscript>5</subscript></entry>
+	    <entry>b<subscript>4</subscript></entry>
+	    <entry>b<subscript>3</subscript></entry>
+	    <entry>b<subscript>2</subscript></entry>
+	    <entry></entry>
+	    <entry>b<subscript>1</subscript></entry>
+	    <entry>b<subscript>0</subscript></entry>
+	    <entry></entry>
+	    <entry></entry>
+	    <entry></entry>
+	    <entry></entry>
+	    <entry></entry>
+	    <entry></entry>
+	    <entry></entry>
+	    <entry></entry>
+	    <entry></entry>
+	    <entry></entry>
+	    <entry></entry>
+	    <entry></entry>
+	    <entry></entry>
+	    <entry></entry>
+	  </row>
 	  <row><!-- id="V4L2-PIX-FMT-BGR24" -->
 	    <entry><constant>V4L2_PIX_FMT_BGR24</constant></entry>
 	    <entry>'BGR3'</entry>
diff --git a/include/uapi/linux/videodev2.h b/include/uapi/linux/videodev2.h
index 6ae7bbe..3051d67 100644
--- a/include/uapi/linux/videodev2.h
+++ b/include/uapi/linux/videodev2.h
@@ -294,6 +294,7 @@ struct v4l2_pix_format {
 #define V4L2_PIX_FMT_RGB555X v4l2_fourcc('R', 'G', 'B', 'Q') /* 16  RGB-5-5-5 BE  */
 #define V4L2_PIX_FMT_RGB565X v4l2_fourcc('R', 'G', 'B', 'R') /* 16  RGB-5-6-5 BE  */
 #define V4L2_PIX_FMT_BGR666  v4l2_fourcc('B', 'G', 'R', 'H') /* 18  BGR-6-6-6	  */
+#define V4L2_PIX_FMT_RGB666  v4l2_fourcc('R', 'G', 'B', 'H') /* 18  RGB-6-6-6	  */
 #define V4L2_PIX_FMT_BGR24   v4l2_fourcc('B', 'G', 'R', '3') /* 24  BGR-8-8-8     */
 #define V4L2_PIX_FMT_RGB24   v4l2_fourcc('R', 'G', 'B', '3') /* 24  RGB-8-8-8     */
 #define V4L2_PIX_FMT_BGR32   v4l2_fourcc('B', 'G', 'R', '4') /* 32  BGR-8-8-8-8   */
