phy: armada375-usb2: Set drvdata for phy and use it

At the context we have pointer to struct phy, it's useful to call
phy_get_drvdata() to get the address of cluster_phy. This has slightly
better readability than calling dev_get_drvdata(phy->dev.parent).

Signed-off-by: Axel Lin <axel.lin@ingics.com>
Signed-off-by: Kishon Vijay Abraham I <kishon@ti.com>

diff --git a/drivers/phy/phy-armada375-usb2.c b/drivers/phy/phy-armada375-usb2.c
index 7c99ca2..8ccc395 100644 (file)
--- a/drivers/phy/phy-armada375-usb2.c
+++ b/drivers/phy/phy-armada375-usb2.c
@@ -37,7 +37,7 @@ static int armada375_usb_phy_init(struct phy *phy)
        struct armada375_cluster_phy *cluster_phy;
        u32 reg;
 
-       cluster_phy = dev_get_drvdata(phy->dev.parent);
+       cluster_phy = phy_get_drvdata(phy);
        if (!cluster_phy)
                return -ENODEV;
 
@@ -131,6 +131,7 @@ static int armada375_usb_phy_probe(struct platform_device *pdev)
        cluster_phy->reg = usb_cluster_base;
 
        dev_set_drvdata(dev, cluster_phy);
+       phy_set_drvdata(phy, cluster_phy);
 
        phy_provider = devm_of_phy_provider_register(&pdev->dev,
                                                     armada375_usb_phy_xlate);