From: Gregory Herrero <gregory.herrero@intel.com>
Date: Fri, 9 Jan 2015 12:38:46 +0000 (+0100)
Subject: usb: dwc2: gadget: write correct value in ahbcfg register
X-Git-Url: https://git.karo-electronics.de/?a=commitdiff_plain;h=5f05048e5473a0570b1db9c2828d2a469e8bbbee;p=linux-beck.git

usb: dwc2: gadget: write correct value in ahbcfg register

HBstLen is GAHBCFG[4:1]. Use GAHBCFG_HBSTLEN_SHIFT to write burst-
length at correct position.

Tested-by: Robert Baldyga <r.baldyga@samsung.com>
Acked-by: Paul Zimmerman <paulz@synopsys.com>
Signed-off-by: Gregory Herrero <gregory.herrero@intel.com>
Signed-off-by: Felipe Balbi <balbi@ti.com>
---

diff --git a/drivers/usb/dwc2/gadget.c b/drivers/usb/dwc2/gadget.c
index a4d2c2622597..b69b8fa81779 100644
--- a/drivers/usb/dwc2/gadget.c
+++ b/drivers/usb/dwc2/gadget.c
@@ -2160,7 +2160,7 @@ void s3c_hsotg_core_init_disconnected(struct dwc2_hsotg *hsotg)
 
 	if (using_dma(hsotg))
 		writel(GAHBCFG_GLBL_INTR_EN | GAHBCFG_DMA_EN |
-		       GAHBCFG_HBSTLEN_INCR4,
+		       (GAHBCFG_HBSTLEN_INCR4 << GAHBCFG_HBSTLEN_SHIFT),
 		       hsotg->regs + GAHBCFG);
 	else
 		writel(((hsotg->dedicated_fifos) ? (GAHBCFG_NP_TXF_EMP_LVL |