usb: ehci-generic: handle phy power on/off

Add generic_phy_power_on() and generic_phy_power_off()
calls to switch ON/OFF phy during probe and remove functions.

Signed-off-by: Christophe Kerello <christophe.kerello@st.com>
Signed-off-by: Patrice Chotard <patrice.chotard@st.com>

diff --git a/drivers/usb/host/ehci-generic.c b/drivers/usb/host/ehci-generic.c
index 1cb92c0..2edd6d7 100644 (file)
--- a/drivers/usb/host/ehci-generic.c
+++ b/drivers/usb/host/ehci-generic.c
@@ -106,6 +106,12 @@ static int ehci_usb_probe(struct udevice *dev)
                        pr_err("failed to init usb phy\n");
                        goto reset_err;
                }
+
+               err = generic_phy_power_on(&priv->phy);
+               if (err) {
+                       dev_err(dev, "failed to power on usb phy\n");
+                       goto phy_power_err;
+               }
        }
 
        hccr = map_physmem(dev_read_addr(dev), 0x100, MAP_NOCACHE);
@@ -120,6 +126,13 @@ static int ehci_usb_probe(struct udevice *dev)
 
 phy_err:
        if (generic_phy_valid(&priv->phy)) {
+               ret = generic_phy_power_off(&priv->phy);
+               if (ret)
+                       dev_err(dev, "failed to power off usb phy\n");
+       }
+
+phy_power_err:
+       if (generic_phy_valid(&priv->phy)) {
                ret = generic_phy_exit(&priv->phy);
                if (ret)
                        pr_err("failed to release phy\n");
@@ -147,6 +160,10 @@ static int ehci_usb_remove(struct udevice *dev)
                return ret;
 
        if (generic_phy_valid(&priv->phy)) {
+               ret = generic_phy_power_off(&priv->phy);
+               if (ret)
+                       return ret;
+
                ret = generic_phy_exit(&priv->phy);
                if (ret)
                        return ret;