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path: root/drivers/usb/host/ehci-xilinx-of.c
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Diffstat (limited to 'drivers/usb/host/ehci-xilinx-of.c')
-rw-r--r--drivers/usb/host/ehci-xilinx-of.c31
1 files changed, 1 insertions, 30 deletions
diff --git a/drivers/usb/host/ehci-xilinx-of.c b/drivers/usb/host/ehci-xilinx-of.c
index e9713d589e30..39f24fa37ebe 100644
--- a/drivers/usb/host/ehci-xilinx-of.c
+++ b/drivers/usb/host/ehci-xilinx-of.c
@@ -32,30 +32,6 @@
32#include <linux/of_address.h> 32#include <linux/of_address.h>
33 33
34/** 34/**
35 * ehci_xilinx_of_setup - Initialize the device for ehci_reset()
36 * @hcd: Pointer to the usb_hcd device to which the host controller bound
37 *
38 * called during probe() after chip reset completes.
39 */
40static int ehci_xilinx_of_setup(struct usb_hcd *hcd)
41{
42 struct ehci_hcd *ehci = hcd_to_ehci(hcd);
43 int retval;
44
45 retval = ehci_halt(ehci);
46 if (retval)
47 return retval;
48
49 retval = ehci_init(hcd);
50 if (retval)
51 return retval;
52
53 ehci->sbrn = 0x20;
54
55 return ehci_reset(ehci);
56}
57
58/**
59 * ehci_xilinx_port_handed_over - hand the port out if failed to enable it 35 * ehci_xilinx_port_handed_over - hand the port out if failed to enable it
60 * @hcd: Pointer to the usb_hcd device to which the host controller bound 36 * @hcd: Pointer to the usb_hcd device to which the host controller bound
61 * @portnum:Port number to which the device is attached. 37 * @portnum:Port number to which the device is attached.
@@ -107,7 +83,7 @@ static const struct hc_driver ehci_xilinx_of_hc_driver = {
107 /* 83 /*
108 * basic lifecycle operations 84 * basic lifecycle operations
109 */ 85 */
110 .reset = ehci_xilinx_of_setup, 86 .reset = ehci_setup,
111 .start = ehci_run, 87 .start = ehci_run,
112 .stop = ehci_stop, 88 .stop = ehci_stop,
113 .shutdown = ehci_shutdown, 89 .shutdown = ehci_shutdown,
@@ -219,11 +195,6 @@ static int __devinit ehci_hcd_xilinx_of_probe(struct platform_device *op)
219 /* Debug registers are at the first 0x100 region 195 /* Debug registers are at the first 0x100 region
220 */ 196 */
221 ehci->caps = hcd->regs + 0x100; 197 ehci->caps = hcd->regs + 0x100;
222 ehci->regs = hcd->regs + 0x100 +
223 HC_LENGTH(ehci, ehci_readl(ehci, &ehci->caps->hc_capbase));
224
225 /* cache this readonly data; minimize chip reads */
226 ehci->hcs_params = ehci_readl(ehci, &ehci->caps->hcs_params);
227 198
228 rv = usb_add_hcd(hcd, irq, 0); 199 rv = usb_add_hcd(hcd, irq, 0);
229 if (rv == 0) 200 if (rv == 0)