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>

1 files changed, 1 insertions, 11 deletions

diff --git a/drivers/usb/gadget/pxa27x_udc.c b/drivers/usb/gadget/pxa27x_udc.c
index 2fc867652ef5..1c5bfaafa6c8 100644
--- 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);