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.mere...@gmail.com>
Reviewed-by: Marek Vasut <ma...@denx.de>
Acked-by: Marek Vasut <ma...@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
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