Change all '$(...)' variable references into '${...}'
which makes the environment compatible with the hush shell.
WARNING: Support for the old '$(...)' syntax will be
discontinued in a later version.
diff --git a/include/configs/IAD210.h b/include/configs/IAD210.h
index 32d59a4..35d84ae 100644
--- a/include/configs/IAD210.h
+++ b/include/configs/IAD210.h
@@ -71,8 +71,8 @@
#undef CONFIG_BOOTARGS
/* #define CONFIG_BOOTCOMMAND \
"bootp;" \
- "setenv bootargs root=/dev/nfs rw nfsroot=$(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"
*/