usb: dwc3: keep default hird threshold value as 4b1100
authorPratyush Anand <pratyush.anand@st.com>
Mon, 2 Jul 2012 04:51:52 +0000 (10:21 +0530)
committerFelipe Balbi <balbi@ti.com>
Mon, 2 Jul 2012 07:02:34 +0000 (10:02 +0300)
as per data book any HIRD threshold value greater than 4b1100 is
invalid. So set the maximum valid value as default values.

Signed-off-by: Pratyush Anand <pratyush.anand@st.com>
Signed-off-by: Felipe Balbi <balbi@ti.com>
drivers/usb/dwc3/gadget.c

index 13f257db243773b1ab61df4e32b21942216123dd..f732f2ccb9b469b253c180d5702c01e6d3a12cad 100644 (file)
@@ -2448,7 +2448,7 @@ int __devinit dwc3_gadget_init(struct dwc3 *dwc)
                reg &= ~(DWC3_DCTL_HIRD_THRES_MASK | DWC3_DCTL_L1_HIBER_EN);
 
                /* TODO: This should be configurable */
-               reg |= DWC3_DCTL_HIRD_THRES(31);
+               reg |= DWC3_DCTL_HIRD_THRES(28);
 
                dwc3_writel(dwc->regs, DWC3_DCTL, reg);