generic: ar8216: fix PHY features setup

Sujith says:

This commit breaks the WAN port on my AP96 - DHCP fails.
Reverting it fixes the issue.

  commit b67cc3a0cdd02973610d4d5a63226d1c44841e94
  Author: juhosg <juhosg@3c298f89-4303-0410-b956-a3cf2f4a3e73>
  Date:   Fri Feb 8 09:13:18 2013 +0000

    generic: ar8216: simplify phy features setup

    Signed-off-by: Gabor Juhos <juhosg@openwrt.org>

    git-svn-id: svn://svn.openwrt.org/openwrt/trunk@355183c298f89-4303-0410-b956-a3cf2f4a3e73

This change restores the previous behaviour and moves
the code into the ar8216_probe function.

Reported-by: Sujith Manoharan <sujith@msujith.org>
Signed-off-by: Gabor Juhos <juhosg@openwrt.org>
Tested-by: Sujith Manoharan <sujith@msujith.org>

SVN-Revision: 35549

target/linux/generic/files/drivers/net/phy/ar8216.c

@@ -1861,12 +1861,6 @@ ar8216_config_init(struct phy_device *pdev)
 
 	priv->phy = pdev;
 
-	if (ar8xxx_has_gige(priv))
-		pdev->supported = SUPPORTED_1000baseT_Full;
-	else
-		pdev->supported = SUPPORTED_100baseT_Full;
-	pdev->advertising = pdev->supported;
-
 	if (pdev->addr != 0) {
 		if (chip_is_ar8316(priv)) {
 			/* check if we're attaching to the switch twice */
@@ -2050,8 +2044,28 @@ ar8216_probe(struct phy_device *pdev)
 	priv->phy = pdev;
 
 	ret = ar8xxx_probe_switch(priv);
-	ar8xxx_free(priv);
+	if (ret)
+		goto out;
 
+	if (pdev->addr == 0) {
+		if (ar8xxx_has_gige(priv)) {
+			pdev->supported = SUPPORTED_1000baseT_Full;
+			pdev->advertising = ADVERTISED_1000baseT_Full;
+		} else {
+			pdev->supported = SUPPORTED_100baseT_Full;
+			pdev->advertising = ADVERTISED_100baseT_Full;
+		}
+	} else {
+		if (ar8xxx_has_gige(priv)) {
+			pdev->supported |= SUPPORTED_1000baseT_Full;
+			pdev->advertising |= ADVERTISED_1000baseT_Full;
+		}
+	}
+
+	ret = 0;
+
+out:
+	ar8xxx_free(priv);
 	return ret;
 }