lcd: Add CONFIG_CONSOLE_SCROLL_LINES option to speed console

[people/ms/u-boot.git] / README

diff --git a/README b/README
index 5c03be79187a09321abd5e618f2312e5e6fcb548..037513a1340c1a250aa3ec02ca7cbc6ad5f09236 100644 (file)
--- a/README
+++ b/README
@@ -1478,6 +1478,12 @@ CBFS (Coreboot Filesystem) support
                here, since it is cheaper to change data cache settings on
                a per-section basis.
 
+               CONFIG_CONSOLE_SCROLL_LINES
+
+               When the console need to be scrolled, this is the number of
+               lines to scroll by. It defaults to 1. Increasing this makes
+               the console jump but can help speed up operation when scrolling
+               is slow.
 
 - Splash Screen Support: CONFIG_SPLASH_SCREEN