diff --git a/drivers/phy/tegra/xusb.c b/drivers/phy/tegra/xusb.c
index 0670b1718bbd..bf8a9d918efa 100644
--- a/drivers/phy/tegra/xusb.c
+++ b/drivers/phy/tegra/xusb.c
@@ -564,6 +564,7 @@ static int tegra_xusb_port_init(struct tegra_xusb_port *port,
 	if (err < 0)
 		goto put_device;
 
+	printk("init done!\n");
 	return 0;
 
 put_device:
@@ -799,24 +800,31 @@ static int tegra_xusb_add_usb2_port(struct tegra_xusb_padctl *padctl,
 	struct device_node *np;
 	int err = 0;
 
+	printk("adding usb2 port");
+
 	/*
 	 * USB2 ports don't require additional properties, but if the port is
 	 * marked as disabled there is no reason to register it.
 	 */
+	printk("find port node");
 	np = tegra_xusb_find_port_node(padctl, "usb2", index);
 	if (!np || !of_device_is_available(np))
 		goto out;
 
+	printk("kzalloc");
 	usb2 = kzalloc(sizeof(*usb2), GFP_KERNEL);
 	if (!usb2) {
 		err = -ENOMEM;
 		goto out;
 	}
 
+	printk("init usb2 xusb port");
 	err = tegra_xusb_port_init(&usb2->base, padctl, np, "usb2", index);
 	if (err < 0)
 		goto out;
 
+	printk("set usb2 ops");
+
 	usb2->base.ops = padctl->soc->ports.usb2.ops;
 
 	usb2->base.lane = usb2->base.ops->map(&usb2->base);
@@ -880,6 +888,8 @@ static int tegra_xusb_add_ulpi_port(struct tegra_xusb_padctl *padctl,
 		goto out;
 	}
 
+	printk("init ulpi xusb port");
+
 	err = tegra_xusb_port_init(&ulpi->base, padctl, np, "ulpi", index);
 	if (err < 0)
 		goto out;
@@ -926,6 +936,7 @@ static int tegra_xusb_add_hsic_port(struct tegra_xusb_padctl *padctl,
 	struct device_node *np;
 	int err = 0;
 
+	printk("find hsic port node");
 	np = tegra_xusb_find_port_node(padctl, "hsic", index);
 	if (!np || !of_device_is_available(np))
 		goto out;
@@ -936,10 +947,13 @@ static int tegra_xusb_add_hsic_port(struct tegra_xusb_padctl *padctl,
 		goto out;
 	}
 
+	printk("init hsic xusb port");
+
 	err = tegra_xusb_port_init(&hsic->base, padctl, np, "hsic", index);
 	if (err < 0)
 		goto out;
 
+	printk("setting hsic ops");
 	hsic->base.ops = padctl->soc->ports.hsic.ops;
 
 	hsic->base.lane = hsic->base.ops->map(&hsic->base);
@@ -1028,10 +1042,14 @@ static int tegra_xusb_add_usb3_port(struct tegra_xusb_padctl *padctl,
 	if (err < 0)
 		goto out;
 
+	printk("xusb port inited. setting ops");
 	usb3->base.ops = padctl->soc->ports.usb3.ops;
 
+	printk("set lane");
+
 	usb3->base.lane = usb3->base.ops->map(&usb3->base);
 	if (IS_ERR(usb3->base.lane)) {
+		printk("usb3 lane is error!");
 		err = PTR_ERR(usb3->base.lane);
 		goto out;
 	}