From: Dmitry Torokhov <[email protected]>

Multi-port phy's may have per-port power supplies. Let's change phy core
to first attempt to look up the supply at the port level, and then, if
not found, check parent device.

Signed-off-by: Dmitry Torokhov <[email protected]>
Signed-off-by: Arun Ramamurthy <[email protected]>
Reviewed-by: Ray Jui <[email protected]>
Reviewed-by: Scott Branden <[email protected]>
---
 drivers/phy/phy-core.c | 23 ++++++++++-------------
 1 file changed, 10 insertions(+), 13 deletions(-)

diff --git a/drivers/phy/phy-core.c b/drivers/phy/phy-core.c
index 3791838..c7aa297 100644
--- a/drivers/phy/phy-core.c
+++ b/drivers/phy/phy-core.c
@@ -651,16 +651,6 @@ struct phy *phy_create(struct device *dev, struct 
device_node *node,
                goto free_phy;
        }
 
-       /* phy-supply */
-       phy->pwr = regulator_get_optional(dev, "phy");
-       if (IS_ERR(phy->pwr)) {
-               if (PTR_ERR(phy->pwr) == -EPROBE_DEFER) {
-                       ret = -EPROBE_DEFER;
-                       goto free_ida;
-               }
-               phy->pwr = NULL;
-       }
-
        device_initialize(&phy->dev);
        mutex_init(&phy->mutex);
 
@@ -674,6 +664,16 @@ struct phy *phy_create(struct device *dev, struct 
device_node *node,
        if (ret)
                goto put_dev;
 
+       /* phy-supply */
+       phy->pwr = regulator_get_optional(&phy->dev, "phy");
+       if (IS_ERR(phy->pwr)) {
+               ret = PTR_ERR(phy->pwr);
+               if (ret == -EPROBE_DEFER)
+                       goto put_dev;
+
+               phy->pwr = NULL;
+       }
+
        ret = device_add(&phy->dev);
        if (ret)
                goto put_dev;
@@ -689,9 +689,6 @@ put_dev:
        put_device(&phy->dev);  /* calls phy_release() which frees resources */
        return ERR_PTR(ret);
 
-free_ida:
-       ida_simple_remove(&phy_ida, phy->id);
-
 free_phy:
        kfree(phy);
        return ERR_PTR(ret);
-- 
2.3.4

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