usb: ehci: Remove unused ehci_{setup,shutdown}_phy() helpers

Remove unused ehci_{setup,shutdown}_phy() helpers now replaced by
generic_{setup,shutdown}_phy().

Signed-off-by: Patrice Chotard <patrice.chotard@foss.st.com>
Cc: Marek Vasut <marex@denx.de>
Cc: Simon Glass <sjg@chromium.org>

drivers/usb/host/ehci-hcd.c

@@ -1767,69 +1767,3 @@ struct dm_usb_ops ehci_usb_ops = {
 };
 
 #endif
-
-#ifdef CONFIG_PHY
-int ehci_setup_phy(struct udevice *dev, struct phy *phy, int index)
-{
-	int ret;
-
-	if (!phy)
-		return 0;
-
-	ret = generic_phy_get_by_index(dev, index, phy);
-	if (ret) {
-		if (ret != -ENOENT) {
-			dev_err(dev, "failed to get usb phy\n");
-			return ret;
-		}
-	} else {
-		ret = generic_phy_init(phy);
-		if (ret) {
-			dev_dbg(dev, "failed to init usb phy\n");
-			return ret;
-		}
-
-		ret = generic_phy_power_on(phy);
-		if (ret) {
-			dev_dbg(dev, "failed to power on usb phy\n");
-			return generic_phy_exit(phy);
-		}
-	}
-
-	return 0;
-}
-
-int ehci_shutdown_phy(struct udevice *dev, struct phy *phy)
-{
-	int ret = 0;
-
-	if (!phy)
-		return 0;
-
-	if (generic_phy_valid(phy)) {
-		ret = generic_phy_power_off(phy);
-		if (ret) {
-			dev_dbg(dev, "failed to power off usb phy\n");
-			return ret;
-		}
-
-		ret = generic_phy_exit(phy);
-		if (ret) {
-			dev_dbg(dev, "failed to power off usb phy\n");
-			return ret;
-		}
-	}
-
-	return 0;
-}
-#else
-int ehci_setup_phy(struct udevice *dev, struct phy *phy, int index)
-{
-	return 0;
-}
-
-int ehci_shutdown_phy(struct udevice *dev, struct phy *phy)
-{
-	return 0;
-}
-#endif

drivers/usb/host/ehci.h

@@ -295,9 +295,5 @@ int ehci_register(struct udevice *dev, struct ehci_hccr *hccr,
 int ehci_deregister(struct udevice *dev);
 extern struct dm_usb_ops ehci_usb_ops;
 
-/* EHCI PHY functions */
-int ehci_setup_phy(struct udevice *dev, struct phy *phy, int index);
-int ehci_shutdown_phy(struct udevice *dev, struct phy *phy);
-
 #include <linux/bitops.h>
 #endif /* USB_EHCI_H */