Change all '$(...)' variable references into '${...}'
which makes the environment compatible with the hush shell.
WARNING: Support for the old '$(...)' syntax will be
discontinued in a later version.
diff --git a/include/configs/RPXClassic.h b/include/configs/RPXClassic.h
index 7294561..591382c 100644
--- a/include/configs/RPXClassic.h
+++ b/include/configs/RPXClassic.h
@@ -79,8 +79,8 @@
#undef CONFIG_BOOTARGS
#define CONFIG_BOOTCOMMAND \
"tftpboot; " \
- "setenv bootargs root=/dev/nfs rw nfsroot=$(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 */