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 a4d2c26225970d5e43ac28d3d3b828f12ff28219..b69b8fa817792ad6f7570c8c7b2476de2b9874d5 100644 (file)
--- 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 |