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
--- a/drivers/usb/host/ehci-generic.c
+++ b/drivers/usb/host/ehci-generic.c
@@ -106,6 +106,12 @@
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 @@
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 @@
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;