linux-kernel - Re: [net-next PATCH v7 07/10] net: phy: qcom: add support for QCA807x PHY Family

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Date: Sat, 10 Feb 2024 02:40:56 +0100
From: Andrew Lunn <andrew@...n.ch>
To: Christian Marangi <ansuelsmth@...il.com>
Cc: "David S. Miller" <davem@...emloft.net>,
	Eric Dumazet <edumazet@...gle.com>,
	Jakub Kicinski <kuba@...nel.org>, Paolo Abeni <pabeni@...hat.com>,
	Rob Herring <robh+dt@...nel.org>,
	Krzysztof Kozlowski <krzysztof.kozlowski+dt@...aro.org>,
	Conor Dooley <conor+dt@...nel.org>,
	Bjorn Andersson <andersson@...nel.org>,
	Konrad Dybcio <konrad.dybcio@...aro.org>,
	Heiner Kallweit <hkallweit1@...il.com>,
	Russell King <linux@...linux.org.uk>,
	Florian Fainelli <florian.fainelli@...adcom.com>,
	Broadcom internal kernel review list <bcm-kernel-feedback-list@...adcom.com>,
	Robert Marko <robert.marko@...tura.hr>, netdev@...r.kernel.org,
	devicetree@...r.kernel.org, linux-kernel@...r.kernel.org,
	linux-arm-msm@...r.kernel.org
Subject: Re: [net-next PATCH v7 07/10] net: phy: qcom: add support for
 QCA807x PHY Family

On Tue, Feb 06, 2024 at 06:31:10PM +0100, Christian Marangi wrote:
> From: Robert Marko <robert.marko@...tura.hr>
> 
> This adds driver for the Qualcomm QCA8072 and QCA8075 PHY-s.
> 
> They are 2 or 5 port IEEE 802.3 clause 22 compliant 10BASE-Te,
> 100BASE-TX and 1000BASE-T PHY-s.
> 
> They feature 2 SerDes, one for PSGMII or QSGMII connection with
> MAC, while second one is SGMII for connection to MAC or fiber.
> 
> Both models have a combo port that supports 1000BASE-X and
> 100BASE-FX fiber.
> 
> PHY package can be configured in 3 mode following this table:
> 
>               First Serdes mode       Second Serdes mode
> Option 1      PSGMII for copper       Disabled
>               ports 0-4
> Option 2      PSGMII for copper       1000BASE-X / 100BASE-FX
>               ports 0-4
> Option 3      QSGMII for copper       SGMII for
>               ports 0-3               copper port 4
> 
> Each PHY inside of QCA807x series has 4 digitally controlled
> output only pins that natively drive LED-s.
> But some vendors used these to driver generic LED-s controlled
> by userspace, so lets enable registering each PHY as GPIO
> controller and add driver for it.
> 
> These are commonly used in Qualcomm IPQ40xx, IPQ60xx and IPQ807x
> boards.
> 
> Co-developed-by: Christian Marangi <ansuelsmth@...il.com>
> Signed-off-by: Robert Marko <robert.marko@...tura.hr>
> Signed-off-by: Christian Marangi <ansuelsmth@...il.com>

Reviewed-by: Andrew Lunn <andrew@...n.ch>

    Andrew