treewide: Convert CONFIG_HOSTNAME to a string option
CONFIG_HOSTNAME is defined as a "plain" preprocessor string, but every
use is couched by __stringify(...).
Hence, convert it to a proper string option.
Signed-off-by: Mario Six <mario.six@gdsys.cc>
diff --git a/include/configs/BSC9131RDB.h b/include/configs/BSC9131RDB.h
index d192d76..f81f0de 100644
--- a/include/configs/BSC9131RDB.h
+++ b/include/configs/BSC9131RDB.h
@@ -324,7 +324,7 @@
#define CONFIG_HAS_ETH0
#endif
-#define CONFIG_HOSTNAME BSC9131rdb
+#define CONFIG_HOSTNAME "BSC9131rdb"
#define CONFIG_ROOTPATH "/opt/nfsroot"
#define CONFIG_BOOTFILE "uImage"
#define CONFIG_UBOOTPATH "u-boot.bin" /* U-Boot image on TFTP server */