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path: root/drivers/usb/host/ohci-platform.c
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Diffstat (limited to 'drivers/usb/host/ohci-platform.c')
-rw-r--r--drivers/usb/host/ohci-platform.c89
1 files changed, 41 insertions, 48 deletions
diff --git a/drivers/usb/host/ohci-platform.c b/drivers/usb/host/ohci-platform.c
index c3e7287f7921..bc30475c3a23 100644
--- a/drivers/usb/host/ohci-platform.c
+++ b/drivers/usb/host/ohci-platform.c
@@ -13,16 +13,28 @@
*
* Licensed under the GNU/GPL. See COPYING for details.
*/
+
+#include <linux/hrtimer.h>
+#include <linux/io.h>
+#include <linux/kernel.h>
+#include <linux/module.h>
#include <linux/err.h>
#include <linux/platform_device.h>
#include <linux/usb/ohci_pdriver.h>
+#include <linux/usb.h>
+#include <linux/usb/hcd.h>
+
+#include "ohci.h"
+
+#define DRIVER_DESC "OHCI generic platform driver"
+
+static const char hcd_name[] = "ohci-platform";
static int ohci_platform_reset(struct usb_hcd *hcd)
{
struct platform_device *pdev = to_platform_device(hcd->self.controller);
struct usb_ohci_pdata *pdata = pdev->dev.platform_data;
struct ohci_hcd *ohci = hcd_to_ohci(hcd);
- int err;
if (pdata->big_endian_desc)
ohci->flags |= OHCI_QUIRK_BE_DESC;
@@ -30,58 +42,17 @@ static int ohci_platform_reset(struct usb_hcd *hcd)
ohci->flags |= OHCI_QUIRK_BE_MMIO;
if (pdata->no_big_frame_no)
ohci->flags |= OHCI_QUIRK_FRAME_NO;
-
- ohci_hcd_init(ohci);
-
if (pdata->num_ports)
ohci->num_ports = pdata->num_ports;
- err = ohci_init(ohci);
-
- return err;
-}
-
-static int ohci_platform_start(struct usb_hcd *hcd)
-{
- struct ohci_hcd *ohci = hcd_to_ohci(hcd);
- int err;
-
- err = ohci_run(ohci);
- if (err < 0) {
- ohci_err(ohci, "can't start\n");
- ohci_stop(hcd);
- }
-
- return err;
+ return ohci_setup(hcd);
}
-static const struct hc_driver ohci_platform_hc_driver = {
- .description = hcd_name,
- .product_desc = "Generic Platform OHCI Controller",
- .hcd_priv_size = sizeof(struct ohci_hcd),
+static struct hc_driver __read_mostly ohci_platform_hc_driver;
- .irq = ohci_irq,
- .flags = HCD_MEMORY | HCD_USB11,
-
- .reset = ohci_platform_reset,
- .start = ohci_platform_start,
- .stop = ohci_stop,
- .shutdown = ohci_shutdown,
-
- .urb_enqueue = ohci_urb_enqueue,
- .urb_dequeue = ohci_urb_dequeue,
- .endpoint_disable = ohci_endpoint_disable,
-
- .get_frame_number = ohci_get_frame,
-
- .hub_status_data = ohci_hub_status_data,
- .hub_control = ohci_hub_control,
-#ifdef CONFIG_PM
- .bus_suspend = ohci_bus_suspend,
- .bus_resume = ohci_bus_resume,
-#endif
-
- .start_port_reset = ohci_start_port_reset,
+static const struct ohci_driver_overrides platform_overrides __initconst = {
+ .product_desc = "Generic Platform OHCI controller",
+ .reset = ohci_platform_reset,
};
static int ohci_platform_probe(struct platform_device *dev)
@@ -157,7 +128,6 @@ static int ohci_platform_remove(struct platform_device *dev)
usb_remove_hcd(hcd);
usb_put_hcd(hcd);
- platform_set_drvdata(dev, NULL);
if (pdata->power_off)
pdata->power_off(dev);
@@ -223,3 +193,26 @@ static struct platform_driver ohci_platform_driver = {
.pm = &ohci_platform_pm_ops,
}
};
+
+static int __init ohci_platform_init(void)
+{
+ if (usb_disabled())
+ return -ENODEV;
+
+ pr_info("%s: " DRIVER_DESC "\n", hcd_name);
+
+ ohci_init_driver(&ohci_platform_hc_driver, &platform_overrides);
+ return platform_driver_register(&ohci_platform_driver);
+}
+module_init(ohci_platform_init);
+
+static void __exit ohci_platform_cleanup(void)
+{
+ platform_driver_unregister(&ohci_platform_driver);
+}
+module_exit(ohci_platform_cleanup);
+
+MODULE_DESCRIPTION(DRIVER_DESC);
+MODULE_AUTHOR("Hauke Mehrtens");
+MODULE_AUTHOR("Alan Stern");
+MODULE_LICENSE("GPL");