board: sam9x60ek: add support for MAC address retrieval

Retrieve mac address from i2c eeprom at boot time.

Signed-off-by: Eugen Hristev <eugen.hristev@microchip.com>
diff --git a/board/atmel/sam9x60ek/sam9x60ek.c b/board/atmel/sam9x60ek/sam9x60ek.c
index 182b3ae..7be1dd5 100644
--- a/board/atmel/sam9x60ek/sam9x60ek.c
+++ b/board/atmel/sam9x60ek/sam9x60ek.c
@@ -106,6 +106,18 @@
 }
 #endif
 
+#define MAC24AA_MAC_OFFSET     0xfa
+
+#ifdef CONFIG_MISC_INIT_R
+int misc_init_r(void)
+{
+#ifdef CONFIG_I2C_EEPROM
+	at91_set_ethaddr(MAC24AA_MAC_OFFSET);
+#endif
+	return 0;
+}
+#endif
+
 int board_init(void)
 {
 	/* address of boot parameters */