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>
diff --git a/drivers/usb/gadget/m66592-udc.c b/drivers/usb/gadget/m66592-udc.c
index 5c9c04d..491f825 100644
--- a/drivers/usb/gadget/m66592-udc.c
+++ b/drivers/usb/gadget/m66592-udc.c
@@ -1561,10 +1561,26 @@
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)