Added W5100, W5200 drivers.

Ethernet/W5500/w5500.h

@@ -51,6 +51,8 @@
 #include <stdint.h>
 #include "wizchip_conf.h"
 
+#if   (_WIZCHIP_ == 5500)
+
 #define _W5500_IO_BASE_              0x00000000
 
 #define _W5500_SPI_READ_			   (0x00 << 2) //< SPI interface Read operation in Control Phase
@@ -2144,4 +2146,6 @@ void wiz_recv_data(uint8_t sn, uint8_t *wizdata, uint16_t len);
  */
 void wiz_recv_ignore(uint8_t sn, uint16_t len);
 
+#endif
+
 #endif   // _W5500_H_