On 1/4/19 5:24 PM, Florian Fainelli wrote:
>
>
> On January 3, 2019 6:15:47 PM PST, Marek Vasut <ma...@denx.de> wrote:
>> Add driver for the NXP TJA1100 and TJA1101 PHYs. These PHYs are special
>> BroadRReach 100BaseT1 PHYs used in automotive.
>>
>> Signed-off-by: Marek Vasut <ma...@denx.de>
>> Cc: Andrew Lunn <and...@lunn.ch>
>> Cc: Florian Fainelli <f.faine...@gmail.com>
>> Cc: Guenter Roeck <li...@roeck-us.net>
>> Cc: Heiner Kallweit <hkallwe...@gmail.com>
>> Cc: Jean Delvare <jdelv...@suse.com>
>> Cc: linux-hw...@vger.kernel.org
>> ---
>> V2: - Use phy_modify(), phy_{set,clear}_bits()
>> - Drop enable argument of tja11xx_enable_link_control()
>> - Use PHY_BASIC_T1_FEATURES and dont modify supported/advertised
>> features in config_init callback
>> - Use genphy_soft_reset() instead of opencoding the reset sequence.
>> - Drop the aneg parts, since the PHY datasheet claims it does not
>> support aneg
>> V3: - Replace clr with mask
>> - Add hwmon support
>> - Check commstat in tja11xx_read_status() only if link is up
>> - Use PHY_ID_MATCH_MODEL()
>> V4: - Use correct bit in tja11xx_hwmon_read() hwmon_temp_crit_alarm
>> - Use ENOMEM if devm_kstrdup() fails
>> - Check $type in tja11xx_hwmon_read() in addition to $attr
>> ---
>
> [Snip]
>
>> + ret = tja11xx_enable_reg_write(phydev);
>> + if (ret)
>> + return ret;
>> +
>> + phydev->irq = PHY_POLL;
>
> The PHY driver should not be imposing that, leave it up to the platform
> configuration to set that.
OK
>> + phydev->autoneg = AUTONEG_DISABLE;
>> + phydev->speed = SPEED_100;
>> + phydev->duplex = DUPLEX_FULL;
>> + phydev->pause = 0;
>> + phydev->asym_pause = 0;
>
> Are any of those necessary if you set basic T1 features?
autoneg, speed and duplex need to be set, the rest can be left as
defaults. Shall I drop those (pause, asym_pause) ?
> Everything else looks good to me. Thanks!
>
--
Best regards,
Marek Vasut
