ppc4xx: Add the Harris QUAD100HD AMCC 405EP-based board

Signed-off-by: Gary Jennejohn <garyj@denx.de>
Signed-off-by: Stefan Roese <sr@denx.de>
diff --git a/Makefile b/Makefile
index 167a717..13eee30 100644
--- a/Makefile
+++ b/Makefile
@@ -1385,6 +1385,9 @@
 		}
 	@$(MKCONFIG) -a $(call xtract_4xx,$@) ppc ppc4xx PPChameleonEVB dave
 
+quad100hd_config:	unconfig
+	@$(MKCONFIG) $(@:_config=) ppc ppc4xx quad100hd
+
 sbc405_config:	unconfig
 	@$(MKCONFIG) $(@:_config=) ppc ppc4xx sbc405