On 12/13/2018 09:38 AM, Andrew Lunn wrote:
>> +static int tja11xx_config_aneg(struct phy_device *phydev)
>> +{
>> +    phydev->autoneg = 0;
>> +    phydev->speed = SPEED_100;
>> +    phydev->duplex = DUPLEX_FULL;
>> +    phydev->pause = 0;
>> +    phydev->asym_pause = 0;
>> +
>> +    return 0;
>> +}
> 
> Hi Marek

Hi,

> That is, err, interesting. Are you saying the PHY cannot do auto-neg?

There isn't much to auto-negotiate and some of the bits in the standard
registers behave weirdly.

> Does it happen to be a 100T1 device for automotive?

Yes, that's what the commit message says, why ?

>> +
>> +static int tja11xx_config_init(struct phy_device *phydev)
>> +{
>> +    u32 features = SUPPORTED_TP | SUPPORTED_MII | SUPPORTED_100baseT_Full;
>> +    int ret;
>> +
>> +    ret = tja11xx_enable_reg_write(phydev);
>> +    if (ret)
>> +            return ret;
>> +
>> +    phydev->supported &= features;
>> +    phydev->advertising &= features;
> 
> What tree is this code based on? I doubt it is net-next. Please rebase
> and fix up all the things that then break.

4.19ish . Do you have some other review comments on this ?

-- 
Best regards,
Marek Vasut

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