From 633e1ec6bf7131d3c8fecbb4adcc96e17925a015 Mon Sep 17 00:00:00 2001
From: Patrice Chotard <patrice.chotard@st.com>
Date: Wed, 14 Mar 2018 17:48:56 +0100
Subject: [PATCH] usb: ohci-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: Patrice Chotard <patrice.chotard@st.com>
---
drivers/usb/host/ohci-generic.c | 17 +++++++++++++++++
1 file changed, 17 insertions(+)
diff --git a/drivers/usb/host/ohci-generic.c b/drivers/usb/host/ohci-generic.c
index bf55a71d66c..4843b4ac859 100644
--- a/drivers/usb/host/ohci-generic.c
+++ b/drivers/usb/host/ohci-generic.c
@@ -98,6 +98,12 @@ static int ohci_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;
+ }
}
err = ohci_register(dev, regs);
@@ -107,6 +113,13 @@ static int ohci_usb_probe(struct udevice *dev)
return 0;
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)
@@ -135,6 +148,10 @@ static int ohci_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;
--
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