diff options
Diffstat (limited to 'drivers')
| -rw-r--r-- | drivers/usb/gadget/r8a66597-udc.c | 16 |
1 files changed, 16 insertions, 0 deletions
diff --git a/drivers/usb/gadget/r8a66597-udc.c b/drivers/usb/gadget/r8a66597-udc.c index b8b30059f8af..50991e5bd5e8 100644 --- a/drivers/usb/gadget/r8a66597-udc.c +++ b/drivers/usb/gadget/r8a66597-udc.c @@ -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) |