From mboxrd@z Thu Jan  1 00:00:00 1970
From: Andrew Lunn <andrew@lunn.ch>
Subject: Re: [PATCH 2/3] net: phy: realtek: Enable accessing RTL8211E
 extension pages
Date: Mon, 1 Jul 2019 22:02:48 +0200
Message-ID: <20190701200248.GJ30468@lunn.ch>
References: <20190701195225.120808-1-mka@chromium.org>
 <20190701195225.120808-2-mka@chromium.org>
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To: Matthias Kaehlcke <mka@chromium.org>
Cc: "David S . Miller" <davem@davemloft.net>, Rob Herring <robh+dt@kernel.org>, Mark Rutland <mark.rutland@arm.com>, Florian Fainelli <f.fainelli@gmail.com>, Heiner Kallweit <hkallweit1@gmail.com>, netdev@vger.kernel.org, devicetree@vger.kernel.org, linux-kernel@vger.kernel.org, Douglas Anderson <dianders@chromium.org>
List-Id: devicetree@vger.kernel.org

On Mon, Jul 01, 2019 at 12:52:24PM -0700, Matthias Kaehlcke wrote:
> The RTL8211E has extension pages, which can be accessed after
> selecting a page through a custom method. Add a function to
> modify bits in a register of an extension page and a few
> helpers for dealing with ext pages.
> 
> rtl8211e_modify_ext_paged() and rtl821e_restore_page() are
> inspired by their counterparts phy_modify_paged() and
> phy_restore_page().

Hi Matthias

While an extended page is selected, what happens to the normal
registers in the range 0-0x1c? Are they still accessible?

	  Andrew