From: Felipe Balbi <balbi@ti.com>
Date: Wed, 25 Feb 2015 20:48:50 +0000 (-0600)
Subject: usb: musb: core: there is no connect interrupt in peripheral mode
X-Git-Url: https://git.stricted.de/?a=commitdiff_plain;h=b2c7361bd07f94e6280507a20e0541870d5d7a1a;p=GitHub%2Fexynos8895%2Fandroid_kernel_samsung_universal8895.git

usb: musb: core: there is no connect interrupt in peripheral mode

MUSB does not generate a connect IRQ when working
in peripheral mode.

Tested-by: Bin Liu <b-liu@ti.com>
Signed-off-by: Felipe Balbi <balbi@ti.com>
---

diff --git a/drivers/usb/musb/musb_core.c b/drivers/usb/musb/musb_core.c
index 3fb7d6e032f1..7ac69799a1db 100644
--- a/drivers/usb/musb/musb_core.c
+++ b/drivers/usb/musb/musb_core.c
@@ -761,10 +761,6 @@ static irqreturn_t musb_stage0_irq(struct musb *musb, u8 int_usb,
 
 		musb->ep0_stage = MUSB_EP0_START;
 
-		/* flush endpoints when transitioning from Device Mode */
-		if (is_peripheral_active(musb)) {
-			/* REVISIT HNP; just force disconnect */
-		}
 		musb->intrtxe = musb->epmask;
 		musb_writew(musb->mregs, MUSB_INTRTXE, musb->intrtxe);
 		musb->intrrxe = musb->epmask & 0xfffe;