From: Heikki Krogerus <heikki.krogerus@xxxxxxxxx>
Rely on VBUS being valid on top off B device.
Signed-off-by: Heikki Krogerus <heikki.krogerus@xxxxxxxxx>
Signed-off-by: Felipe Balbi <balbi@xxxxxx>
---
drivers/usb/musb/musb_core.c | 3 ++-
1 files changed, 2 insertions(+), 1 deletions(-)
diff --git a/drivers/usb/musb/musb_core.c b/drivers/usb/musb/musb_core.c
index 7827717..e6669fc 100644
--- a/drivers/usb/musb/musb_core.c
+++ b/drivers/usb/musb/musb_core.c
@@ -552,7 +552,8 @@ static irqreturn_t musb_stage0_irq(struct musb *musb, u8 int_usb,
if (int_usb & MUSB_INTR_SESSREQ) {
void __iomem *mbase = musb->mregs;
- if (devctl & MUSB_DEVCTL_BDEVICE) {
+ if ((devctl & MUSB_DEVCTL_VBUS) == MUSB_DEVCTL_VBUS
+ && (devctl & MUSB_DEVCTL_BDEVICE)) {
DBG(3, "SessReq while on B state\n");
return IRQ_HANDLED;
}
--
1.7.3.2.146.gca209
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