ar71xx: only allow RGMII mode on the 2nd ethernet MAC of the AR7240

[openwrt/svn-archive/archive.git] / target / linux / ar71xx / files / arch / mips / ath79 / dev-eth.c

diff --git a/target/linux/ar71xx/files/arch/mips/ath79/dev-eth.c b/target/linux/ar71xx/files/arch/mips/ath79/dev-eth.c
index e6a5076..9cd6e37 100644 (file)
--- a/target/linux/ar71xx/files/arch/mips/ath79/dev-eth.c
+++ b/target/linux/ar71xx/files/arch/mips/ath79/dev-eth.c
@@ -616,7 +616,14 @@ static int __init ath79_setup_phy_if_mode(unsigned int id,
                        break;
 
                case ATH79_SOC_AR7242:
-                       /* FIXME */
+                       switch (pdata->phy_if_mode) {
+                       case PHY_INTERFACE_MODE_RGMII:
+                               break;
+                       default:
+                               /* Other PHY modes are not tested yet. */
+                               return -EINVAL;
+                       }
+                       break;
 
                case ATH79_SOC_AR9341:
                case ATH79_SOC_AR9342: