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Commit 046b07ac authored by Neil Zhang's avatar Neil Zhang Committed by Felipe Balbi
Browse files

usb: gadget: mv_udc: add shutdown function for it 



put the device in idle when shutdown.

Signed-off-by: default avatarNeil Zhang <zhangwm@marvell.com>
Signed-off-by: default avatarFelipe Balbi <balbi@ti.com>
parent 36616224

drivers/usb/gadget/mv_udc_core.c

+12 −0
Original line number Diff line number Diff line
@@ -2206,9 +2206,21 @@ static const struct dev_pm_ops mv_udc_pm_ops = { 
};

#endif



static void mv_udc_shutdown(struct platform_device *dev)

{

	struct mv_udc *udc = the_controller;

	u32 mode;



	/* reset controller mode to IDLE */

	mode = readl(&udc->op_regs->usbmode);

	mode &= ~3;

	writel(mode, &udc->op_regs->usbmode);

}



static struct platform_driver udc_driver = {

	.probe		= mv_udc_probe,

	.remove		= __exit_p(mv_udc_remove),

	.shutdown	= mv_udc_shutdown,

	.driver		= {

		.owner	= THIS_MODULE,

		.name	= "pxa-u2o",