On Mon, 26 Sep 2022 13:24:57 +0200 Oleksij Rempel wrote:

+static struct pse_control *
+fwnode_find_pse_control(struct fwnode_handle *fwnode)
+{
+	struct pse_control *psec;
+	struct device_node *np;
+
+	np = to_of_node(fwnode);
+	if (!np)
+		return NULL;
+
+	psec = of_pse_control_get(np);

This will fail with ENOTSUPP if PSE is not built. Won't that make all
fwnode_mdiobus_register_phy() calls fail?

static inline struct pse_control *of_pse_control_get(struct device_node *node)
{
	return ERR_PTR(-ENOTSUPP);
}

Actually let me take a closer look at patch 2 :S

+	if (PTR_ERR(psec) == -ENOENT)
+		return NULL;
+
+	return psec;
+}