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Diffstat (limited to 'target/linux/lantiq/patches-4.19/0701-NET-lantiq-etop-of-mido.patch')
-rw-r--r--target/linux/lantiq/patches-4.19/0701-NET-lantiq-etop-of-mido.patch37
1 files changed, 37 insertions, 0 deletions
diff --git a/target/linux/lantiq/patches-4.19/0701-NET-lantiq-etop-of-mido.patch b/target/linux/lantiq/patches-4.19/0701-NET-lantiq-etop-of-mido.patch
new file mode 100644
index 0000000000..5dc4b81522
--- /dev/null
+++ b/target/linux/lantiq/patches-4.19/0701-NET-lantiq-etop-of-mido.patch
@@ -0,0 +1,37 @@
+--- a/drivers/net/ethernet/lantiq_etop.c
++++ b/drivers/net/ethernet/lantiq_etop.c
+@@ -40,6 +40,7 @@
+ #include <linux/of_net.h>
+ #include <linux/of_irq.h>
+ #include <linux/of_platform.h>
++#include <linux/of_mdio.h>
+
+ #include <asm/checksum.h>
+
+@@ -567,7 +568,8 @@ static int
+ ltq_etop_mdio_init(struct net_device *dev)
+ {
+ struct ltq_etop_priv *priv = netdev_priv(dev);
+- int err;
++ struct device_node *mdio_np = NULL;
++ int err, ret;
+
+ priv->mii_bus = mdiobus_alloc();
+ if (!priv->mii_bus) {
+@@ -587,7 +589,15 @@ ltq_etop_mdio_init(struct net_device *de
+ priv->mii_bus->name = "ltq_mii";
+ snprintf(priv->mii_bus->id, MII_BUS_ID_SIZE, "%s-%x",
+ priv->pdev->name, priv->pdev->id);
+- if (mdiobus_register(priv->mii_bus)) {
++
++ mdio_np = of_get_child_by_name(priv->pdev->dev.of_node, "mdio-bus");
++
++ if (mdio_np)
++ ret = of_mdiobus_register(priv->mii_bus, mdio_np);
++ else
++ ret = mdiobus_register(priv->mii_bus);
++
++ if (ret) {
+ err = -ENXIO;
+ goto err_out_free_mdiobus;
+ }