linux-kernel - Re: [PATCH v4 3/3] arm64: dts: ti: k3-am642-evm: add overlay for icssg1 2nd port

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Message-ID: <daec387f-987e-43c6-a9d4-caa4580d1113@kernel.org>
Date: Thu, 8 Feb 2024 14:17:57 +0200
From: Roger Quadros <rogerq@...nel.org>
To: MD Danish Anwar <danishanwar@...com>,
 Vignesh Raghavendra <vigneshr@...com>, Nishanth Menon <nm@...com>
Cc: Andrew Lunn <andrew@...n.ch>, Conor Dooley <conor+dt@...nel.org>,
 Krzysztof Kozlowski <krzysztof.kozlowski+dt@...aro.org>,
 Rob Herring <robh+dt@...nel.org>, linux-kernel@...r.kernel.org,
 devicetree@...r.kernel.org, linux-arm-kernel@...ts.infradead.org,
 Tero Kristo <kristo@...nel.org>, srk@...com, r-gunasekaran@...com
Subject: Re: [PATCH v4 3/3] arm64: dts: ti: k3-am642-evm: add overlay for
 icssg1 2nd port



On 05/02/2024 11:05, MD Danish Anwar wrote:
> The am642-evm doesn't allow to enable 2 x CPSW3g ports and 2 x ICSSG1 ports
> all together, so base k3-am642-evm.dts enables by default 2 x CPSW3g ports
> and 1 x ICSSG1 ports, but it is also possible to support 1 x CPSW3g ports
> and 2 x ICSSG1 ports configuration.
> 
> This patch adds overlay to support 1 x CPSW3g ports and 2 x ICSSG1 ports
> configuration:
> - Renames 'mdio-mux-1' node to 'mdio-mux@1'
> - Add label name 'mdio_mux_1' for 'mdio-mux@1' node so that the node
>   'mdio-mux@1' can be disabled in the overlay using the label name.
> - disable 2nd CPSW3g port
> - update CPSW3g pinmuxes to not use RGMII2
> - disable mdio-mux-1 and define mdio-mux-2 to route ICSSG1 MDIO to the
>   shared DP83869 PHY
> - add and enable ICSSG1 RGMII2 pinmuxes
> - enable ICSSG1 MII1 port

/icssg1/ICSSG1 in subject

> 
> Signed-off-by: MD Danish Anwar <danishanwar@...com>
> Reviewed-by: Ravi Gunasekaran <r-gunasekaran@...com>

Reviewed-by: Roger Quadros <rogerq@...nel.org>