diff options
| author | Yoshihiro Shimoda <yoshihiro.shimoda.uh@renesas.com> | 2011-07-07 02:58:50 +0200 |
|---|---|---|
| committer | Felipe Balbi <balbi@ti.com> | 2011-07-09 00:08:40 +0200 |
| commit | 7eff1d83a3b846d16a4cd706d06b5827a07c08a3 (patch) | |
| tree | 1286650f957c812d8810fce68341808ce6e4b703 /drivers/usb | |
| parent | usb: gadget: m66592-udc: add function for external controller (diff) | |
| download | linux-7eff1d83a3b846d16a4cd706d06b5827a07c08a3.tar.xz linux-7eff1d83a3b846d16a4cd706d06b5827a07c08a3.zip | |
usb: gadget: m66592-udc: add pullup function
Signed-off-by: Yoshihiro Shimoda <yoshihiro.shimoda.uh@renesas.com>
Signed-off-by: Felipe Balbi <balbi@ti.com>
Diffstat (limited to 'drivers/usb')
| -rw-r--r-- | drivers/usb/gadget/m66592-udc.c | 16 |
1 files changed, 16 insertions, 0 deletions
diff --git a/drivers/usb/gadget/m66592-udc.c b/drivers/usb/gadget/m66592-udc.c index 5c9c04d7aa76..491f825ed5c9 100644 --- a/drivers/usb/gadget/m66592-udc.c +++ b/drivers/usb/gadget/m66592-udc.c @@ -1561,10 +1561,26 @@ static int m66592_get_frame(struct usb_gadget *_gadget) return m66592_read(m66592, M66592_FRMNUM) & 0x03FF; } +static int m66592_pullup(struct usb_gadget *gadget, int is_on) +{ + struct m66592 *m66592 = gadget_to_m66592(gadget); + unsigned long flags; + + spin_lock_irqsave(&m66592->lock, flags); + if (is_on) + m66592_bset(m66592, M66592_DPRPU, M66592_SYSCFG); + else + m66592_bclr(m66592, M66592_DPRPU, M66592_SYSCFG); + spin_unlock_irqrestore(&m66592->lock, flags); + + return 0; +} + static struct usb_gadget_ops m66592_gadget_ops = { .get_frame = m66592_get_frame, .start = m66592_start, .stop = m66592_stop, + .pullup = m66592_pullup, }; static int __exit m66592_remove(struct platform_device *pdev) |