macb: Use generic PHY layer

Convert the macb driver to use the generic PHY layer in
drivers/net/phy.

Signed-off-by: Frederic RODO <f.rodo@til-technologies.fr>
Signed-off-by: Haavard Skinnemoen <hskinnemoen@atmel.com>
Signed-off-by: Jeff Garzik <jeff@garzik.org>
diff --git a/include/asm-arm/arch-at91/board.h b/include/asm-arm/arch-at91/board.h
index 0ce6ee9..d96b10f 100644
--- a/include/asm-arm/arch-at91/board.h
+++ b/include/asm-arm/arch-at91/board.h
@@ -64,6 +64,7 @@
 
  /* Ethernet (EMAC & MACB) */
 struct at91_eth_data {
+	u32		phy_mask;
 	u8		phy_irq_pin;	/* PHY IRQ */
 	u8		is_rmii;	/* using RMII interface? */
 };