video: Move bmp_display() prototype to video.h

The lcd.h header is about to be deleted, so move this prototype.

Signed-off-by: Simon Glass <sjg@chromium.org>
diff --git a/include/video.h b/include/video.h
index 529f968..43f2e2c 100644
--- a/include/video.h
+++ b/include/video.h
@@ -346,4 +346,13 @@
  */
 void *video_get_u_boot_logo(void);
 
+/*
+ * bmp_display() - Display BMP (bitmap) data located in memory
+ *
+ * @addr: address of the bmp data
+ * @x: Position of bitmap from the left side, in pixels
+ * @y: Position of bitmap from the top, in pixels
+ */
+int bmp_display(ulong addr, int x, int y);
+
 #endif