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Message-ID: <20200331075457.GJ25745@shell.armlinux.org.uk>
Date: Tue, 31 Mar 2020 08:54:57 +0100
From: Russell King - ARM Linux admin <linux@...linux.org.uk>
To: Marc Kleine-Budde <mkl@...gutronix.de>
Cc: Florian Fainelli <f.fainelli@...il.com>,
Andrew Lunn <andrew@...n.ch>, netdev@...r.kernel.org,
Sascha Hauer <s.hauer@...gutronix.de>,
linux-kernel@...r.kernel.org,
Oleksij Rempel <o.rempel@...gutronix.de>, linux-imx@....com,
kernel@...gutronix.de, David Jander <david@...tonic.nl>,
Shawn Guo <shawnguo@...nel.org>,
Fabio Estevam <festevam@...il.com>,
linux-arm-kernel@...ts.infradead.org,
Heiner Kallweit <hkallweit1@...il.com>
Subject: Re: [PATCH v2] ARM: imx: allow to disable board specific PHY fixups
On Tue, Mar 31, 2020 at 09:47:19AM +0200, Marc Kleine-Budde wrote:
> On 3/30/20 7:41 PM, Russell King - ARM Linux admin wrote:
> >>> arch/arm/mach-imx/mach-imx6q.c:167: phy_register_fixup_for_uid(PHY_ID_KSZ9021, MICREL_PHY_ID_MASK,
> >>> arch/arm/mach-imx/mach-imx6q.c:169: phy_register_fixup_for_uid(PHY_ID_KSZ9031, MICREL_PHY_ID_MASK,
> >>> arch/arm/mach-imx/mach-imx6q.c:171: phy_register_fixup_for_uid(PHY_ID_AR8031, 0xffffffef,
> >>> arch/arm/mach-imx/mach-imx6q.c:173: phy_register_fixup_for_uid(PHY_ID_AR8035, 0xffffffef,
> >
> > As far as I'm concerned, the AR8035 fixup is there with good reason.
> > It's not just "random" but is required to make the AR8035 usable with
> > the iMX6 SoCs. Not because of a board level thing, but because it's
> > required for the AR8035 to be usable with an iMX6 SoC.
>
> Is this still ture, if the AR8035 is attached to a switch behind an iMX6?
Do you know of such a setup, or are you talking about theoretical
situations?
--
RMK's Patch system: https://www.armlinux.org.uk/developer/patches/
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