[U-Boot] net, cpsw: disable gigabit support through plattform data

[Mugunthan V N <mugunthanvnm@ti.com>]

On 6/4/2013 8:45 PM, Heiko Schocher wrote:
> Hello Wolfgang,
>
> Am 04.06.2013 17:00, schrieb Wolfgang Denk:
>> Dear Heiko,
>>
>> In message <1370335914-14027-1-git-send-email-hs@denx.de> you wrote:
>>> add possibility to disable gigabit support through
>>> plattform data. Current boards should not be affected
>>> through this patch.
>> ...
>>> +		if (phy->speed == 1000) {
>>> +			if (priv->data.gigabit_en) {
>>> +				mac_control |= GIGABITEN;
>>> +			} else {
>>> +				/* Disable gigabit as it's non-functional */
>>> +				mac_control &= ~GIGABITEN;
>>> +				phy->speed = 100;
>> Is this reliable?  I mean, how do we know it's a 100 Mbps connection
>> (and not for example a 10 Mbs one) ?
Phy speed info will be read from phy status itself for configuring
mac ctrl reg.
> Indeed. Anyway, I have to check, if this patch is necessary, as Tom
> noted ...
>
> bye,
> Heiko
As Tom mentioned this patch is applicable only for initial samples
as there was a issue with Gig mode packet transfer.
Now there is no issue with having Gig enabled by default.

Regards
Mugunthan V N