diff --git a/drivers/net/phy/aquantia/aquantia_main.c b/drivers/net/phy/aquantia/aquantia_main.c
index d12e353742318ef8f2951947ac8e19c21220d243..e982e9ce44a5961005495482e0d7146c625c2e91 100644
--- a/drivers/net/phy/aquantia/aquantia_main.c
+++ b/drivers/net/phy/aquantia/aquantia_main.c
@@ -653,13 +653,7 @@ static int aqr107_fill_interface_modes(struct phy_device *phydev)
 	unsigned long *possible = phydev->possible_interfaces;
 	unsigned int serdes_mode, rate_adapt;
 	phy_interface_t interface;
-	int i, val, ret;
-
-	ret = phy_read_mmd_poll_timeout(phydev, MDIO_MMD_VEND1,
-					VEND1_GLOBAL_CFG_10M, val, val != 0,
-					1000, 100000, false);
-	if (ret)
-		return ret;
+	int i, val;
 
 	/* Walk the media-speed configuration registers to determine which
 	 * host-side serdes modes may be used by the PHY depending on the
@@ -708,6 +702,25 @@ static int aqr107_fill_interface_modes(struct phy_device *phydev)
 	return 0;
 }
 
+static int aqr113c_fill_interface_modes(struct phy_device *phydev)
+{
+	int val, ret;
+
+	/* It's been observed on some models that - when coming out of suspend
+	 * - the FW signals that the PHY is ready but the GLOBAL_CFG registers
+	 * continue on returning zeroes for some time. Let's poll the 100M
+	 * register until it returns a real value as both 113c and 115c support
+	 * this mode.
+	 */
+	ret = phy_read_mmd_poll_timeout(phydev, MDIO_MMD_VEND1,
+					VEND1_GLOBAL_CFG_100M, val, val != 0,
+					1000, 100000, false);
+	if (ret)
+		return ret;
+
+	return aqr107_fill_interface_modes(phydev);
+}
+
 static int aqr113c_config_init(struct phy_device *phydev)
 {
 	int ret;
@@ -725,7 +738,7 @@ static int aqr113c_config_init(struct phy_device *phydev)
 	if (ret)
 		return ret;
 
-	return aqr107_fill_interface_modes(phydev);
+	return aqr113c_fill_interface_modes(phydev);
 }
 
 static int aqr107_probe(struct phy_device *phydev)