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Diffstat (limited to 'hw/arm/fsl-imx7.c')
-rw-r--r--hw/arm/fsl-imx7.c20
1 files changed, 20 insertions, 0 deletions
diff --git a/hw/arm/fsl-imx7.c b/hw/arm/fsl-imx7.c
index afc7480799..9e41d4b677 100644
--- a/hw/arm/fsl-imx7.c
+++ b/hw/arm/fsl-imx7.c
@@ -395,8 +395,24 @@ static void fsl_imx7_realize(DeviceState *dev, Error **errp)
 
     /*
      * Ethernet
+     *
+     * We must use two loops since phy_connected affects the other interface
+     * and we have to set all properties before calling sysbus_realize().
      */
     for (i = 0; i < FSL_IMX7_NUM_ETHS; i++) {
+        object_property_set_bool(OBJECT(&s->eth[i]), "phy-connected",
+                                 s->phy_connected[i], &error_abort);
+        /*
+         * If the MDIO bus on this controller is not connected, assume the
+         * other controller provides support for it.
+         */
+        if (!s->phy_connected[i]) {
+            object_property_set_link(OBJECT(&s->eth[1 - i]), "phy-consumer",
+                                     OBJECT(&s->eth[i]), &error_abort);
+        }
+    }
+
+    for (i = 0; i < FSL_IMX7_NUM_ETHS; i++) {
         static const hwaddr FSL_IMX7_ENETn_ADDR[FSL_IMX7_NUM_ETHS] = {
             FSL_IMX7_ENET1_ADDR,
             FSL_IMX7_ENET2_ADDR,
@@ -601,6 +617,10 @@ static void fsl_imx7_realize(DeviceState *dev, Error **errp)
 static Property fsl_imx7_properties[] = {
     DEFINE_PROP_UINT32("fec1-phy-num", FslIMX7State, phy_num[0], 0),
     DEFINE_PROP_UINT32("fec2-phy-num", FslIMX7State, phy_num[1], 1),
+    DEFINE_PROP_BOOL("fec1-phy-connected", FslIMX7State, phy_connected[0],
+                     true),
+    DEFINE_PROP_BOOL("fec2-phy-connected", FslIMX7State, phy_connected[1],
+                     true),
     DEFINE_PROP_END_OF_LIST(),
 };