Remove unneeded CONFIG_SHELL references

Make should be using the bash shell by default which makes
CONFIG_SHELL unnecessary
Signed-off-by: NPeter Tyser <ptyser@xes-inc.com>

Makefile

@@ -374,8 +374,7 @@ $(U_BOOT_ONENAND):	$(ONENAND_IPL) $(obj)u-boot.bin $(obj)include/autoconf.mk
 
 $(VERSION_FILE):
 		@( printf '#define U_BOOT_VERSION "U-Boot %s%s"\n' "$(U_BOOT_VERSION)" \
-		 '$(shell $(CONFIG_SHELL) $(TOPDIR)/tools/setlocalversion $(TOPDIR))' \
-		 ) > $@.tmp
+		 '$(shell $(TOPDIR)/tools/setlocalversion $(TOPDIR))' ) > $@.tmp
 		@cmp -s $@ $@.tmp && rm -f $@.tmp || mv -f $@.tmp $@
 
 $(TIMESTAMP_FILE):

config.mk

@@ -46,10 +46,6 @@ PLATFORM_LDFLAGS =
 
 #########################################################################
 
-CONFIG_SHELL	:= $(shell if [ -x "$$BASH" ]; then echo $$BASH; \
-		    else if [ -x /bin/bash ]; then echo /bin/bash; \
-		    else echo sh; fi ; fi)
-
 ifeq ($(HOSTOS)-$(HOSTARCH),darwin-ppc)
 HOSTCC		= cc
 else
@@ -204,9 +200,8 @@ endif
 
 #########################################################################
 
-export	CONFIG_SHELL HPATH HOSTCC HOSTCFLAGS CROSS_COMPILE \
-	AS LD CC CPP AR NM STRIP OBJCOPY OBJDUMP \
-	MAKE
+export	HPATH HOSTCC HOSTCFLAGS CROSS_COMPILE \
+	AS LD CC CPP AR NM STRIP OBJCOPY OBJDUMP MAKE
 export	TEXT_BASE PLATFORM_CPPFLAGS PLATFORM_RELFLAGS CPPFLAGS CFLAGS AFLAGS
 
 #########################################################################