[U-Boot] [PATCH RESEND] phy: atheros: add support for RGMII_ID, RGMII_TXID and RGMII_RXID

[Marek Vasut]

On 05/26/2016 06:24 PM, Andrea Merello wrote:
> This adds support for internal delay on RX and TX on RGMII interface for the
> AR8035 phy.
> 
> This is basically the same Linux driver do. Tested on a Zynq Zturn board (for
> which u-boot support in is my tree; first patch waiting ML approval)
> 
> Signed-off-by: Andrea Merello <andrea.merello at gmail.com>

Reviewed-by: Marek Vasut <marex at denx.de>
Acked-by: Marek Vasut <marex at denx.de>

Can we get this applied ? Thanks

> 
> diff --git a/drivers/net/phy/atheros.c b/drivers/net/phy/atheros.c
> index e57c412..694a338 100644
> --- a/drivers/net/phy/atheros.c
> +++ b/drivers/net/phy/atheros.c
> @@ -31,6 +31,22 @@ static int ar8035_config(struct phy_device *phydev)
>  	regval = phy_read(phydev, MDIO_DEVAD_NONE, 0x1e);
>  	phy_write(phydev, MDIO_DEVAD_NONE, 0x1e, (regval|0x0100));
> 
> +	if ((phydev->interface == PHY_INTERFACE_MODE_RGMII_ID) ||
> +	    (phydev->interface == PHY_INTERFACE_MODE_RGMII_TXID)) {
> +		/* select debug reg 5 */
> +		phy_write(phydev, MDIO_DEVAD_NONE, 0x1D, 0x5);
> +		/* enable tx delay */
> +		phy_write(phydev, MDIO_DEVAD_NONE, 0x1E, 0x0100);
> +	}
> +
> +	if ((phydev->interface == PHY_INTERFACE_MODE_RGMII_ID) ||
> +	    (phydev->interface == PHY_INTERFACE_MODE_RGMII_RXID)) {
> +		/* select debug reg 0 */
> +		phy_write(phydev, MDIO_DEVAD_NONE, 0x1D, 0x0);
> +		/* enable rx delay */
> +		phy_write(phydev, MDIO_DEVAD_NONE, 0x1E, 0x8000);
> +	}
> +
>  	phydev->supported = phydev->drv->features;
> 
>  	genphy_config_aneg(phydev);
> --
> 2.1.4
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-- 
Best regards,
Marek Vasut