On Tue, 2017-03-14 at 00:11 +0100, Andrew Lunn wrote:

quoted

+static int
+mt7530_setup(struct dsa_switch *ds)
+{
+	struct mt7530_priv *priv = ds->priv;
+	int ret, i, phy_mode;
+	u8  cpup_mask = 0;
+	u32 id, val;
+	struct regmap *regmap;
+
+	/* Make sure that cpu port specfied on the dt is appropriate */
+	if (!dsa_is_cpu_port(ds, MT7530_CPU_PORT)) {
+		dev_err(priv->dev, "port not matched with the CPU port\n");
+		return -EINVAL;
+	}
+
+	regmap = devm_regmap_init(ds->dev, NULL, priv,
+				  &mt7530_regmap_config);
+	if (IS_ERR(regmap))
+		dev_warn(priv->dev, "phy regmap initialization failed");
+
+	phy_mode = of_get_phy_mode(ds->ports[ds->dst->cpu_port].dn);
+	if (phy_mode < 0) {
+		dev_err(priv->dev, "Can't find phy-mode for master device\n");
+		return phy_mode;
+	}
+	dev_info(priv->dev, "phy-mode for master device = %x\n", phy_mode);

Hi Sean

It is not documented in the binding that a phy-mode is mandatory for
the cpu port.

    Andrew

Hi Andrew,

thanks for your reviewing. I'll also add the missing part into the next
one. 
	Sean


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