linux-kernel - Re: [net-next: PATCH 2/3] net: mvpp2: enable using phylink with ACPI

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Message-ID: <YMZg27EkTuebBXwo@lunn.ch>
Date:   Sun, 13 Jun 2021 21:47:39 +0200
From:   Andrew Lunn <andrew@...n.ch>
To:     Marcin Wojtas <mw@...ihalf.com>
Cc:     linux-kernel@...r.kernel.org, netdev@...r.kernel.org,
        davem@...emloft.net, kuba@...nel.org, linux@...linux.org.uk,
        jaz@...ihalf.com, gjb@...ihalf.com, upstream@...ihalf.com,
        Samer.El-Haj-Mahmoud@....com, jon@...id-run.com
Subject: Re: [net-next: PATCH 2/3] net: mvpp2: enable using phylink with ACPI

> +static bool mvpp2_use_acpi_compat_mode(struct fwnode_handle *port_fwnode)
> +{
> +	if (!is_acpi_node(port_fwnode))
> +		return false;
> +
> +	return (!fwnode_property_present(port_fwnode, "phy-handle") &&
> +		!fwnode_property_present(port_fwnode, "managed") &&
> +		!fwnode_get_named_child_node(port_fwnode, "fixed-link"));

fixed-link and managed are not documented in
Documentation/firmware-guide/acpi/dsd/phy.rst.

Also, should you be looking for phy-mode?

      Andrew