usb: gadget: pxa27x_udc: let udc-core manage gadget->dev

By simply setting a flag, we can drop some
boilerplate code.

Acked-by: Robert Jarzmik <robert.jarzmik@free.fr>
Signed-off-by: Felipe Balbi <balbi@ti.com>

diff --git a/drivers/usb/gadget/pxa27x_udc.c b/drivers/usb/gadget/pxa27x_udc.c
index 2fc867652ef5df8f97e55c7c3ebe45196c672ab7..1c5bfaafa6c8b3fcd6e7ff6fa00c4784ba5b893b 100644 (file)
--- a/drivers/usb/gadget/pxa27x_udc.c
+++ b/drivers/usb/gadget/pxa27x_udc.c
@@ -1871,7 +1871,6 @@ static int pxa27x_udc_stop(struct usb_gadget *g,
 
        udc->driver = NULL;
 
-
        if (!IS_ERR_OR_NULL(udc->transceiver))
                return otg_set_peripheral(udc->transceiver->otg, NULL);
        return 0;
@@ -2456,9 +2455,9 @@ static int __init pxa_udc_probe(struct platform_device *pdev)
                goto err_map;
        }
 
-       device_initialize(&udc->gadget.dev);
        udc->gadget.dev.parent = &pdev->dev;
        udc->gadget.dev.dma_mask = NULL;
+       udc->gadget.register_my_device = true;
        udc->vbus_sensed = 0;
 
        the_controller = udc;
@@ -2475,12 +2474,6 @@ static int __init pxa_udc_probe(struct platform_device *pdev)
                goto err_irq;
        }
 
-       retval = device_add(&udc->gadget.dev);
-       if (retval) {
-               dev_err(udc->dev, "device_add error %d\n", retval);
-               goto err_dev_add;
-       }
-
        retval = usb_add_gadget_udc(&pdev->dev, &udc->gadget);
        if (retval)
                goto err_add_udc;
@@ -2490,8 +2483,6 @@ static int __init pxa_udc_probe(struct platform_device *pdev)
        return 0;
 
 err_add_udc:
-       device_unregister(&udc->gadget.dev);
-err_dev_add:
        free_irq(udc->irq, udc);
 err_irq:
        iounmap(udc->regs);
@@ -2512,7 +2503,6 @@ static int __exit pxa_udc_remove(struct platform_device *_dev)
        int gpio = udc->mach->gpio_pullup;
 
        usb_del_gadget_udc(&udc->gadget);
-       device_del(&udc->gadget.dev);
        usb_gadget_unregister_driver(udc->driver);
        free_irq(udc->irq, udc);
        pxa_cleanup_debugfs(udc);