diff options
Diffstat (limited to 'drivers/usb/host/ehci-mxc.c')
| -rw-r--r-- | drivers/usb/host/ehci-mxc.c | 26 |
1 files changed, 14 insertions, 12 deletions
diff --git a/drivers/usb/host/ehci-mxc.c b/drivers/usb/host/ehci-mxc.c index f6e5d44c06b6..535dcae7949f 100644 --- a/drivers/usb/host/ehci-mxc.c +++ b/drivers/usb/host/ehci-mxc.c @@ -36,14 +36,8 @@ struct ehci_mxc_priv { static int ehci_mxc_setup(struct usb_hcd *hcd) { struct ehci_hcd *ehci = hcd_to_ehci(hcd); - struct device *dev = hcd->self.controller; - struct mxc_usbh_platform_data *pdata = dev_get_platdata(dev); int retval; - /* EHCI registers start at offset 0x100 */ - ehci->caps = hcd->regs + 0x100; - ehci->regs = hcd->regs + 0x100 + - HC_LENGTH(ehci_readl(ehci, &ehci->caps->hc_capbase)); dbg_hcs_params(ehci, "reset"); dbg_hcc_params(ehci, "reset"); @@ -65,12 +59,6 @@ static int ehci_mxc_setup(struct usb_hcd *hcd) ehci_reset(ehci); - /* set up the PORTSCx register */ - ehci_writel(ehci, pdata->portsc, &ehci->regs->port_status[0]); - - /* is this really needed? */ - msleep(10); - ehci_port_power(ehci, 0); return 0; } @@ -128,6 +116,7 @@ static int ehci_mxc_drv_probe(struct platform_device *pdev) int irq, ret; struct ehci_mxc_priv *priv; struct device *dev = &pdev->dev; + struct ehci_hcd *ehci; dev_info(&pdev->dev, "initializing i.MX USB Controller\n"); @@ -204,6 +193,19 @@ static int ehci_mxc_drv_probe(struct platform_device *pdev) if (ret < 0) goto err_init; + ehci = hcd_to_ehci(hcd); + + /* EHCI registers start at offset 0x100 */ + ehci->caps = hcd->regs + 0x100; + ehci->regs = hcd->regs + 0x100 + + HC_LENGTH(ehci_readl(ehci, &ehci->caps->hc_capbase)); + + /* set up the PORTSCx register */ + ehci_writel(ehci, pdata->portsc, &ehci->regs->port_status[0]); + + /* is this really needed? */ + msleep(10); + /* Initialize the transceiver */ if (pdata->otg) { pdata->otg->io_priv = hcd->regs + ULPI_VIEWPORT_OFFSET; |