usb: dwc3: keep default hird threshold value as 4b1100

as per data book any HIRD threshold value greater than 4b1100 is
invalid. So set the maximum valid value as default values.

Change-Id: I2815e9f641924b9e06f9421a92ba3911e5056f67
Signed-off-by: Pratyush Anand <pratyush.anand@st.com>
Signed-off-by: Felipe Balbi <balbi@ti.com>
Signed-off-by: Pavankumar Kondeti <pkondeti@codeaurora.org>
1 file changed