davinci: remove obsolete macro CONFIG_EMAC_MDIO_PHY_NUM

remove macro CONFIG_EMAC_MDIO_PHY_NUM and depending macro EMAC_MDIO_PHY_NUM
as they are no longer needed with the support for more than 1 PHYs in davinci
emac driver.

Signed-off-by: Manjunath Hadli <manjunath.hadli@ti.com>
Signed-off-by: Sandeep Paulraj <s-paulraj@ti.com>
diff --git a/arch/arm/cpu/arm926ejs/davinci/et1011c.c b/arch/arm/cpu/arm926ejs/davinci/et1011c.c
index da07345..df35e44 100644
--- a/arch/arm/cpu/arm926ejs/davinci/et1011c.c
+++ b/arch/arm/cpu/arm926ejs/davinci/et1011c.c
@@ -39,11 +39,9 @@
 	u_int16_t	data;
 
 	if (davinci_eth_phy_read(phy_addr, MII_STATUS_REG, &data) && (data & 0x04)) {
-		davinci_eth_phy_read(EMAC_MDIO_PHY_NUM,
-				MII_PHY_CONFIG_REG, &data);
+		davinci_eth_phy_read(phy_addr, MII_PHY_CONFIG_REG, &data);
 		/* Enable 125MHz clock sourced from PHY */
-		davinci_eth_phy_write(EMAC_MDIO_PHY_NUM,
-			MII_PHY_CONFIG_REG,
+		davinci_eth_phy_write(phy_addr, MII_PHY_CONFIG_REG,
 			data | PHY_SYS_CLK_EN);
 		return (1);
 	}