netdev - Re: [PATCH net-next 4/6] drivers: net: xgene-v2: Add base driver

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Date:   Tue, 31 Jan 2017 21:01:49 +0100
From:   Andrew Lunn <andrew@...n.ch>
To:     Iyappan Subramanian <isubramanian@....com>
Cc:     davem@...emloft.net, netdev@...r.kernel.org,
        linux-arm-kernel@...ts.infradead.org, patches@....com,
        kchudgar@....com
Subject: Re: [PATCH net-next 4/6] drivers: net: xgene-v2: Add base driver

> +	phy_mode = device_get_phy_mode(dev);
> +	if (phy_mode < 0) {
> +		dev_err(dev, "Unable to get phy-connection-type\n");
> +		return phy_mode;
> +	}
> +	pdata->resources.phy_mode = phy_mode;
> +
> +	if (pdata->resources.phy_mode != PHY_INTERFACE_MODE_RGMII) {
> +		dev_err(dev, "Incorrect phy-connection-type specified\n");
> +		return -ENODEV;
> +	}

This seems a bit limiting. What if you need to use:

PHY_INTERFACE_MODE_RGMII_ID,
PHY_INTERFACE_MODE_RGMII_RXID,
PHY_INTERFACE_MODE_RGMII_TXID,

in order to set the RGMII delays.

   Andrew