imx: usb: There is no such register

The reference manual of i.MX25 (nor i.MX31) does not define such
register. This seems to access read only UH2_CAPLENGTH register (if
CONFIG_MXC_USB_PORT is zero).

Signed-off-by: Timo Ketola <timo@exertus.fi>
Acked-by: Stefano Babic <sbabic@denx.de>

diff --git a/drivers/usb/host/ehci-mxc.c b/drivers/usb/host/ehci-mxc.c
index 7384580..45cbd18 100644 (file)
--- a/drivers/usb/host/ehci-mxc.c
+++ b/drivers/usb/host/ehci-mxc.c
@@ -125,8 +125,6 @@ int ehci_hcd_init(void)
        hcor = (struct ehci_hcor *)((uint32_t) hccr +
                        HC_LENGTH(ehci_readl(&hccr->cr_capbase)));
        setbits_le32(&ehci->usbmode, CM_HOST);
        hcor = (struct ehci_hcor *)((uint32_t) hccr +
                        HC_LENGTH(ehci_readl(&hccr->cr_capbase)));
        setbits_le32(&ehci->usbmode, CM_HOST);

-       setbits_le32(&ehci->control, USB_EN);
-

        __raw_writel(CONFIG_MXC_USB_PORTSC, &ehci->portsc);
        mxc_set_usbcontrol(CONFIG_MXC_USB_PORT, CONFIG_MXC_USB_FLAGS);
 
        __raw_writel(CONFIG_MXC_USB_PORTSC, &ehci->portsc);
        mxc_set_usbcontrol(CONFIG_MXC_USB_PORT, CONFIG_MXC_USB_FLAGS);