On Monday, November 23, 2015 at 07:59:16 AM, Stefan Roese wrote:
> Hi Marek,
Hi!
> On 21.11.2015 13:40, Marek Vasut wrote:
> >>> +/*
> >>> + * PHY configuration
> >>> + */
> >>> +#ifdef CONFIG_PHY_MICREL_KSZ9021
> >>> +int board_phy_config(struct phy_device *phydev)
> >>> +{
> >>> + int ret;
> >>> + /*
> >>> + * These skew settings for the KSZ9021 ethernet phy is required for
> >>> ethernet + * to work reliably on most flavors of cyclone5 boards.
> >>> + */
> >>> + ret = ksz9021_phy_extended_write(phydev,
> >>> + MII_KSZ9021_EXT_RGMII_RX_DATA_SKEW,
> >>> + 0x0);
> >>> + if (ret)
> >>> + return ret;
> >>> +
> >>> + ret = ksz9021_phy_extended_write(phydev,
> >>> + MII_KSZ9021_EXT_RGMII_TX_DATA_SKEW,
> >>> + 0x0);
> >>> + if (ret)
> >>> + return ret;
> >>> +
> >>> + ret = ksz9021_phy_extended_write(phydev,
> >>> + MII_KSZ9021_EXT_RGMII_CLOCK_SKEW,
> >>> + 0xf0f0);
> >>> + if (ret)
> >>> + return ret;
> >>> +
> >>> + if (phydev->drv->config)
> >>> + return phydev->drv->config(phydev);
> >>> +
> >>> + return 0;
> >>> +}
> >>> +#endif
> >
> > Hi!
> >
> >> v2 of the SoCrates comes with a different PHY, IIRC. So we might
> >> want to add some checking on the PHY model here at some time.
> >
> > I don't have a socratesV2 and U-Boot does not support it either. Please
> > either mail me a socratesV2 or send a subsequent patch to add support
> > for socratesV2, I am open to either method.
>
> I'll send a follow-up patch for this.
Thanks!
Best regards,
Marek Vasut
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