1 files changed, 15 insertions, 22 deletions

diff --git a/drivers/usb/host/ehci-mv.c b/drivers/usb/host/ehci-mv.c
index 402062973f0..08147c35f83 100644
--- a/drivers/usb/host/ehci-mv.c
+++ b/drivers/usb/host/ehci-mv.c
@@ -96,7 +96,7 @@ static const struct hc_driver mv_ehci_hc_driver = {
 	 * generic hardware linkage
 	 */
 	.irq = ehci_irq,
-	.flags = HCD_MEMORY | HCD_USB2,
+	.flags = HCD_MEMORY | HCD_USB2 | HCD_BH,
 
 	/*
 	 * basic lifecycle operations
@@ -131,7 +131,7 @@ static const struct hc_driver mv_ehci_hc_driver = {
 
 static int mv_ehci_probe(struct platform_device *pdev)
 {
-	struct mv_usb_platform_data *pdata = pdev->dev.platform_data;
+	struct mv_usb_platform_data *pdata = dev_get_platdata(&pdev->dev);
 	struct usb_hcd *hcd;
 	struct ehci_hcd *ehci;
 	struct ehci_hcd_mv *ehci_mv;
@@ -166,43 +166,39 @@ static int mv_ehci_probe(struct platform_device *pdev)
 	if (IS_ERR(ehci_mv->clk)) {
 		dev_err(&pdev->dev, "error getting clock\n");
 		retval = PTR_ERR(ehci_mv->clk);
-		goto err_clear_drvdata;
+		goto err_put_hcd;
 	}
 
 	r = platform_get_resource_byname(pdev, IORESOURCE_MEM, "phyregs");
 	if (r == NULL) {
 		dev_err(&pdev->dev, "no phy I/O memory resource defined\n");
 		retval = -ENODEV;
-		goto err_clear_drvdata;
+		goto err_put_hcd;
 	}
 
-	ehci_mv->phy_regs = devm_ioremap(&pdev->dev, r->start,
-					 resource_size(r));
-	if (ehci_mv->phy_regs == 0) {
-		dev_err(&pdev->dev, "failed to map phy I/O memory\n");
-		retval = -EFAULT;
-		goto err_clear_drvdata;
+	ehci_mv->phy_regs = devm_ioremap_resource(&pdev->dev, r);
+	if (IS_ERR(ehci_mv->phy_regs)) {
+		retval = PTR_ERR(ehci_mv->phy_regs);
+		goto err_put_hcd;
 	}
 
 	r = platform_get_resource_byname(pdev, IORESOURCE_MEM, "capregs");
 	if (!r) {
 		dev_err(&pdev->dev, "no I/O memory resource defined\n");
 		retval = -ENODEV;
-		goto err_clear_drvdata;
+		goto err_put_hcd;
 	}
 
-	ehci_mv->cap_regs = devm_ioremap(&pdev->dev, r->start,
-					 resource_size(r));
-	if (ehci_mv->cap_regs == NULL) {
-		dev_err(&pdev->dev, "failed to map I/O memory\n");
-		retval = -EFAULT;
-		goto err_clear_drvdata;
+	ehci_mv->cap_regs = devm_ioremap_resource(&pdev->dev, r);
+	if (IS_ERR(ehci_mv->cap_regs)) {
+		retval = PTR_ERR(ehci_mv->cap_regs);
+		goto err_put_hcd;
 	}
 
 	retval = mv_ehci_enable(ehci_mv);
 	if (retval) {
 		dev_err(&pdev->dev, "init phy error %d\n", retval);
-		goto err_clear_drvdata;
+		goto err_put_hcd;
 	}
 
 	offset = readl(ehci_mv->cap_regs) & CAPLENGTH_MASK;
@@ -257,6 +253,7 @@ static int mv_ehci_probe(struct platform_device *pdev)
 				"failed to add hcd with err %d\n", retval);
 			goto err_set_vbus;
 		}
+		device_wakeup_enable(hcd->self.controller);
 	}
 
 	if (pdata->private_init)
@@ -274,8 +271,6 @@ err_set_vbus:
 		pdata->set_vbus(0);
 err_disable_clk:
 	mv_ehci_disable(ehci_mv);
-err_clear_drvdata:
-	platform_set_drvdata(pdev, NULL);
 err_put_hcd:
 	usb_put_hcd(hcd);
 
@@ -300,8 +295,6 @@ static int mv_ehci_remove(struct platform_device *pdev)
 		mv_ehci_disable(ehci_mv);
 	}
 
-	platform_set_drvdata(pdev, NULL);
-
 	usb_put_hcd(hcd);
 
 	return 0;