README: fix typo in 'currently'

Signed-off-by: Fabio Estevam <fabio.estevam@freescale.com>
Reviewed-by: Tom Rini <trini@konsulko.com>
diff --git a/README b/README
index 7958921..1ea397a 100644
--- a/README
+++ b/README
@@ -5473,7 +5473,7 @@
 flash or offset in NAND flash.
 
 *Note* - these variables don't have to be defined for all boards, some
-boards currenlty use other variables for these purposes, and some
+boards currently use other variables for these purposes, and some
 boards use these variables for other purposes.
 
 Image		    File Name	     RAM Address       Flash Location