- int i, ret, count;
- struct phy *usb_phys;
-
- /* Return if no phy declared */
- if (!dev_read_prop(dev, "phys", NULL))
- return 0;
-
- count = dev_count_phandle_with_args(dev, "phys", "#phy-cells");
- if (count <= 0)
- return count;
-
- usb_phys = devm_kcalloc(dev, count, sizeof(struct phy),
- GFP_KERNEL);
- if (!usb_phys)
- return -ENOMEM;
-
- for (i = 0; i < count; i++) {
- ret = generic_phy_get_by_index(dev, i, &usb_phys[i]);
- if (ret && ret != -ENOENT) {
- dev_err(dev, "Failed to get USB PHY%d for %s\n",
- i, dev->name);
- return ret;
- }
- }
-
- for (i = 0; i < count; i++) {
- ret = generic_phy_init(&usb_phys[i]);
- if (ret) {
- dev_err(dev, "Can't init USB PHY%d for %s\n",
- i, dev->name);
- goto phys_init_err;
- }
- }
-
- for (i = 0; i < count; i++) {
- ret = generic_phy_power_on(&usb_phys[i]);
- if (ret) {
- dev_err(dev, "Can't power USB PHY%d for %s\n",
- i, dev->name);
- goto phys_poweron_err;
- }
- }
-
- *array = usb_phys;
- *num_phys = count;
-
- return 0;
-
-phys_poweron_err:
- for (i = count - 1; i >= 0; i--)
- generic_phy_power_off(&usb_phys[i]);