netdev - Re: [PATCH] net: phy: fixed-phy: Drop GPIO from fixed_phy

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Message-ID: <20190114141529.GH4635@lunn.ch>
Date:   Mon, 14 Jan 2019 15:15:29 +0100
From:   Andrew Lunn <andrew@...n.ch>
To:     Linus Walleij <linus.walleij@...aro.org>
Cc:     Florian Fainelli <f.fainelli@...il.com>,
        "David S . Miller" <davem@...emloft.net>, netdev@...r.kernel.org,
        Laurent Pinchart <Laurent.pinchart@...asonboard.com>
Subject: Re: [PATCH] net: phy: fixed-phy: Drop GPIO from fixed_phy_add()

On Mon, Jan 14, 2019 at 09:02:25AM +0100, Linus Walleij wrote:
> All users of the fixed_phy_add() pass -1 as GPIO number
> to the fixed phy driver, and all users of fixed_phy_register()
> pass -1 as GPIO number as well, except for the device
> tree MDIO bus.
> 
> Any new users should create a proper device and pass the
> GPIO as a descriptor associated with the device so delete
> the GPIO argument from the calls and drop the code looking
> requesting a GPIO in fixed_phy_add().
> 
> In fixed phy_register(), investigate the "fixed-link"
> node and pick the GPIO descriptor from "link-gpios" if
> this property exists. Move the corresponding code out
> of of_mdio.c as the fixed phy code anyways requires
> OF to be in use.

Hi Linus

I have the one and only device which uses this GPIO. I will do some
test in the next couple of days.

Thanks
     Andrew