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phy: phy-uclass: check the parents for phys

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The port/hub leaf nodes don't contain the phy definitions in some dts
files so check the parents.

Signed-off-by: Angus Ainslie <angus@akkea.ca>
Reviewed-by: Simon Glass <sjg@chromium.org>
This commit is contained in:
Angus Ainslie
2022-02-03 10:08:38 -08:00
committed by Simon Glass
parent 6a0b5f8b9c
commit 606a14ba2f
1 changed files with 14 additions and 6 deletions
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20
drivers/phy/phy-uclass.c
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@@ -354,23 +354,31 @@ int generic_phy_configure(struct phy *phy, void *params)
int generic_phy_get_bulk(struct udevice *dev, struct phy_bulk *bulk) int generic_phy_get_bulk(struct udevice *dev, struct phy_bulk *bulk)
{ {
int i, ret, count; int i, ret, count;
struct udevice *phydev = dev;
bulk->count = 0; bulk->count = 0;
/* Return if no phy declared */ /* Return if no phy declared */
if (!dev_read_prop(dev, "phys", NULL)) if (!dev_read_prop(dev, "phys", NULL)) {
return 0; phydev = dev->parent;
if (!dev_read_prop(phydev, "phys", NULL)) {
pr_err("%s : no phys property\n", __func__);
return 0;
}
}
count = dev_count_phandle_with_args(dev, "phys", "#phy-cells", 0); count = dev_count_phandle_with_args(phydev, "phys", "#phy-cells", 0);
if (count < 1) if (count < 1) {
pr_err("%s : no phys found %d\n", __func__, count);
return count; return count;
}
bulk->phys = devm_kcalloc(dev, count, sizeof(struct phy), GFP_KERNEL); bulk->phys = devm_kcalloc(phydev, count, sizeof(struct phy), GFP_KERNEL);
if (!bulk->phys) if (!bulk->phys)
return -ENOMEM; return -ENOMEM;
for (i = 0; i < count; i++) { for (i = 0; i < count; i++) {
ret = generic_phy_get_by_index(dev, i, &bulk->phys[i]); ret = generic_phy_get_by_index(phydev, i, &bulk->phys[i]);
if (ret) { if (ret) {
pr_err("Failed to get PHY%d for %s\n", i, dev->name); pr_err("Failed to get PHY%d for %s\n", i, dev->name);
return ret; return ret;