netdev - Re: [PATCH] net: ethernet: freescale: Add device "fwnode" while MDIO bus get registered

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Message-ID: <20200910132600.GE3316362@lunn.ch>
Date:   Thu, 10 Sep 2020 15:26:00 +0200
From:   Andrew Lunn <andrew@...n.ch>
To:     Vikas Singh <vikas.singh@...esoftware.com>
Cc:     madalin.bucur@....nxp.com, linux@...linux.org.uk,
        netdev@...r.kernel.org, calvin.johnson@....nxp.com,
        kuldip.dwivedi@...esoftware.com, vikas.singh@....com
Subject: Re: [PATCH] net: ethernet: freescale: Add device "fwnode" while MDIO
 bus get registered

On Thu, Sep 10, 2020 at 05:22:10PM +0530, Vikas Singh wrote:
> For DT case, auto-probe of c45 devices with extended scanning in xgmac_mdio
> works well but scanning and registration of these devices (PHY's) fails in
> case of ACPI mainly because of MDIO bus "fwnode" is not set appropriately.
> This patch is based on https://www.spinics.net/lists/netdev/msg662173.html
> 
> This change will update the "fwnode" while MDIO bus get registered and allow
> lookup for registered PHYs on MDIO bus from other drivers while probing.

Vikas

How are you describing the MDIO bus in ACPI? Do you have a proposed
standard document for submission to UEFI?

Sorry, had to ask. Networking and ACPI is not in a good place right
now, and it will need some standardization before things get better.

	 Andrew