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path: root/drivers/net/phy/micrel.c
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Diffstat (limited to 'drivers/net/phy/micrel.c')
-rw-r--r--drivers/net/phy/micrel.c13
1 files changed, 11 insertions, 2 deletions
diff --git a/drivers/net/phy/micrel.c b/drivers/net/phy/micrel.c
index cf6312faf..e13ad6cdc 100644
--- a/drivers/net/phy/micrel.c
+++ b/drivers/net/phy/micrel.c
@@ -339,9 +339,18 @@ static int ksz9021_config_init(struct phy_device *phydev)
{
const struct device *dev = &phydev->dev;
const struct device_node *of_node = dev->of_node;
+ const struct device *dev_walker;
- if (!of_node && dev->parent->of_node)
- of_node = dev->parent->of_node;
+ /* The Micrel driver has a deprecated option to place phy OF
+ * properties in the MAC node. Walk up the tree of devices to
+ * find a device with an OF node.
+ */
+ dev_walker = &phydev->dev;
+ do {
+ of_node = dev_walker->of_node;
+ dev_walker = dev_walker->parent;
+
+ } while (!of_node && dev_walker);
if (of_node) {
ksz9021_load_values_from_of(phydev, of_node,