ARM: zynq: Group ethernet configuration options together

No functional chagnes.
Signed-off-by: NMichal Simek <michal.simek@xilinx.com>

include/configs/zynq-common.h

@@ -47,6 +47,11 @@
 # define CONFIG_SYS_FAULT_ECHO_LINK_DOWN
 # define CONFIG_PHYLIB
 # define CONFIG_PHY_MARVELL
+# define CONFIG_BOOTP_SERVERIP
+# define CONFIG_BOOTP_BOOTPATH
+# define CONFIG_BOOTP_GATEWAY
+# define CONFIG_BOOTP_HOSTNAME
+# define CONFIG_BOOTP_MAY_FAIL
 #endif
 
 /* SPI */
@@ -122,12 +127,6 @@
 # define CONFIG_SYS_EEPROM_SIZE			1024 /* Bytes */
 #endif
 
-#define CONFIG_BOOTP_SERVERIP
-#define CONFIG_BOOTP_BOOTPATH
-#define CONFIG_BOOTP_GATEWAY
-#define CONFIG_BOOTP_HOSTNAME
-#define CONFIG_BOOTP_MAY_FAIL
-
 /* Total Size of Environment Sector */
 #define CONFIG_ENV_SIZE			(128 << 10)