Configurations for ATI video card BIOS emulator

This patch add definition of the BIOS emulator and the ATI framebuffer
driver for MPC8641HPCN board.

Signed-off-by: Jason Jin <Jason.jin@freescale.com>
Signed-off-by: Zhang Wei <wei.zhang@freescale.com>
diff --git a/Makefile b/Makefile
index 4fdd485..20aa9c2 100644
--- a/Makefile
+++ b/Makefile
@@ -205,6 +205,7 @@
 LIBS += rtc/librtc.a
 LIBS += dtt/libdtt.a
 LIBS += drivers/libdrivers.a
+LIBS += drivers/bios_emulator/libatibiosemu.a
 LIBS += drivers/nand/libnand.a
 LIBS += drivers/nand_legacy/libnand_legacy.a
 ifeq ($(CPU),mpc83xx)