Change all '$(...)' variable references into '${...}'
which makes the environment compatible with the hush shell.
WARNING: Support for the old '$(...)' syntax will be
discontinued in a later version.
diff --git a/include/configs/QS860T.h b/include/configs/QS860T.h
index 37c5cf4..32faa61 100644
--- a/include/configs/QS860T.h
+++ b/include/configs/QS860T.h
@@ -79,8 +79,8 @@
 #undef CONFIG_BOOTARGS
 /* TODO compare against CADM860 */
 #define CONFIG_BOOTCOMMAND	"bootp; " \
-	"setenv bootargs root=/dev/nfs rw nfsroot=$(serverip):$(rootpath) " \
-	"ip=$(ipaddr):$(serverip):$(gatewayip):$(netmask):$(hostname)::off; " \
+	"setenv bootargs root=/dev/nfs rw nfsroot=${serverip}:${rootpath} " \
+	"ip=${ipaddr}:${serverip}:${gatewayip}:${netmask}:${hostname}::off; " \
 	"bootm"
 
 #define CONFIG_LOADS_ECHO	1	/* echo on for serial download */