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usb: gadget: r8a66597-udc: add pullup function 

Signed-off-by: Yoshihiro Shimoda <yoshihiro.shimoda.uh@renesas.com>
Signed-off-by: Felipe Balbi <balbi@ti.com>
This commit is contained in:
Yoshihiro Shimoda 2011-07-07 09:58:20 +09:00 committed by Felipe Balbi
parent 57c97c02de
commit 8ca137562a
1 changed files with 16 additions and 0 deletions
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16
drivers/usb/gadget/r8a66597-udc.c
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@ -1518,10 +1518,26 @@ static int r8a66597_get_frame(struct usb_gadget *_gadget)
return r8a66597_read(r8a66597, FRMNUM) & 0x03FF;
}
static int r8a66597_pullup(struct usb_gadget *gadget, int is_on)
{
struct r8a66597 *r8a66597 = gadget_to_r8a66597(gadget);
unsigned long flags;
spin_lock_irqsave(&r8a66597->lock, flags);
if (is_on)
r8a66597_bset(r8a66597, DPRPU, SYSCFG0);
else
r8a66597_bclr(r8a66597, DPRPU, SYSCFG0);
spin_unlock_irqrestore(&r8a66597->lock, flags);
return 0;
}
static struct usb_gadget_ops r8a66597_gadget_ops = {
.get_frame = r8a66597_get_frame,
.start = r8a66597_start,
.stop = r8a66597_stop,
.pullup = r8a66597_pullup,
};
static int __exit r8a66597_remove(struct platform_device *pdev)