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/MPC8540ADS.h b/include/configs/MPC8540ADS.h
index 0c1c648..a43210f 100644
--- a/include/configs/MPC8540ADS.h
+++ b/include/configs/MPC8540ADS.h
@@ -340,7 +340,7 @@
#define CONFIG_IPADDR 192.168.1.253
-#define CONFIG_HOSTNAME unknown
+#define CONFIG_HOSTNAME "unknown"
#define CONFIG_ROOTPATH "/nfsroot"
#define CONFIG_BOOTFILE "your.uImage"