linux-kernel - [PATCH 1/2] usb: dwc3: gadget: Fix full speed mode

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Message-ID: <1480416997-19757-2-git-send-email-rogerq@ti.com>
Date:   Tue, 29 Nov 2016 12:56:36 +0200
From:   Roger Quadros <rogerq@...com>
To:     <balbi@...nel.org>
CC:     <linux-usb@...r.kernel.org>, <linux-kernel@...r.kernel.org>,
        Roger Quadros <rogerq@...com>
Subject: [PATCH 1/2] usb: dwc3: gadget: Fix full speed mode

DCFG.DEVSPD == 0x3 is not valid and we need to set
DCFG.DEVSPD to 0x1 for full speed mode.

Signed-off-by: Roger Quadros <rogerq@...com>
---
 drivers/usb/dwc3/gadget.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/drivers/usb/dwc3/gadget.c b/drivers/usb/dwc3/gadget.c
index 1dfa56a5f..797e013 100644
--- a/drivers/usb/dwc3/gadget.c
+++ b/drivers/usb/dwc3/gadget.c
@@ -1597,7 +1597,7 @@ static int __dwc3_gadget_start(struct dwc3 *dwc)
 			reg |= DWC3_DCFG_LOWSPEED;
 			break;
 		case USB_SPEED_FULL:
-			reg |= DWC3_DCFG_FULLSPEED1;
+			reg |= DWC3_DCFG_FULLSPEED2;
 			break;
 		case USB_SPEED_HIGH:
 			reg |= DWC3_DCFG_HIGHSPEED;
-- 
2.7.4