Net: macb: reset GBE bit when fallback checking

If the GBE bit is set, when do next time autonegotiation,
if the result is not 1000Mbps, it will fallback to 100Mbps
checking. So, we need to clear the GBE bit.

Signed-off-by: Bo Shen <voice.shen@atmel.com>
1 file changed