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	Wed, 21 Aug 2024 16:08:44 +0000
Date: Wed, 21 Aug 2024 17:08:39 +0100
From: Daniel Golle <daniel@makrotopia.org>
To: Andrew Lunn <andrew@lunn.ch>
Cc: "David S. Miller" <davem@davemloft.net>,
	Eric Dumazet <edumazet@google.com>,
	Jakub Kicinski <kuba@kernel.org>, Paolo Abeni <pabeni@redhat.com>,
	Rob Herring <robh@kernel.org>,
	Krzysztof Kozlowski <krzk+dt@kernel.org>,
	Conor Dooley <conor+dt@kernel.org>,
	Heiner Kallweit <hkallweit1@gmail.com>,
	Russell King <linux@armlinux.org.uk>,
	Christian Marangi <ansuelsmth@gmail.com>,
	Bartosz Golaszewski <bartosz.golaszewski@linaro.org>,
	Robert Marko <robimarko@gmail.com>,
	Russell King <rmk+kernel@armlinux.org.uk>,
	Chad Monroe <chad.monroe@adtran.com>,
	John Crispin <john@phrozen.org>, netdev@vger.kernel.org,
	devicetree@vger.kernel.org, linux-kernel@vger.kernel.org
Subject: Re: [PATCH net-next 1/2] dt-bindings: net: marvell,aquantia: add
 properties to override MDI_CFG
Message-ID: <ZsYRB54U5XPNZxiT@makrotopia.org>
References: <5173302f9f1a52d7487e1fb54966673c448d6928.1724244281.git.daniel@makrotopia.org>
 <2c4e03e9-6965-4e81-a986-e169eaea9e4b@lunn.ch>
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In-Reply-To: <2c4e03e9-6965-4e81-a986-e169eaea9e4b@lunn.ch>

On Wed, Aug 21, 2024 at 06:00:36PM +0200, Andrew Lunn wrote:
> On Wed, Aug 21, 2024 at 01:46:30PM +0100, Daniel Golle wrote:
> > Usually the MDI pair order reversal configuration is defined by
> > bootstrap pin MDI_CFG. Some designs, however, require overriding the MDI
> > pair order and force either normal or reverse order.
> 
> Could you explain that in a bit more detail. Are you talking about
> changing the order of the 4 pairs? Or reversing the polarity within
> pairs?

It's about changing the order of the 4 pairs, either ABCD or DCBA.
Polarity of each pair is not affected by this.