linux-kernel - Re: [RFC PATCH 01/10] dt-bindings: net: ti: Adds device tree binding for DUAL-EMAC mode support on PRU-ICSS2 for AM57xx SOCs

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Message-ID: <1556294138.382514.1737552374554.JavaMail.zimbra@couthit.local>
Date: Wed, 22 Jan 2025 18:56:14 +0530 (IST)
From: Basharath Hussain Khaja <basharath@...thit.com>
To: Andrew Lunn <andrew@...n.ch>
Cc: basharath <basharath@...thit.com>, danishanwar <danishanwar@...com>, 
	rogerq <rogerq@...nel.org>, andrew+netdev <andrew+netdev@...n.ch>, 
	davem <davem@...emloft.net>, edumazet <edumazet@...gle.com>, 
	kuba <kuba@...nel.org>, pabeni <pabeni@...hat.com>, 
	Rob Herring <robh@...nel.org>, krzk+dt <krzk+dt@...nel.org>, 
	conor+dt <conor+dt@...nel.org>, nm <nm@...com>, 
	ssantosh <ssantosh@...nel.org>, tony <tony@...mide.com>, 
	richardcochran <richardcochran@...il.com>, 
	parvathi <parvathi@...thit.com>, schnelle <schnelle@...ux.ibm.com>, 
	rdunlap <rdunlap@...radead.org>, diogo ivo <diogo.ivo@...mens.com>, 
	m-karicheri2 <m-karicheri2@...com>, horms <horms@...nel.org>, 
	jacob e keller <jacob.e.keller@...el.com>, 
	m-malladi <m-malladi@...com>, 
	javier carrasco cruz <javier.carrasco.cruz@...il.com>, 
	afd <afd@...com>, s-anna <s-anna@...com>, 
	linux-arm-kernel <linux-arm-kernel@...ts.infradead.org>, 
	netdev <netdev@...r.kernel.org>, 
	devicetree <devicetree@...r.kernel.org>, 
	linux-kernel <linux-kernel@...r.kernel.org>, 
	linux-omap <linux-omap@...r.kernel.org>, 
	pratheesh <pratheesh@...com>, prajith <prajith@...com>, 
	vigneshr <vigneshr@...com>, praneeth <praneeth@...com>, 
	srk <srk@...com>, rogerq <rogerq@...com>, 
	krishna <krishna@...thit.com>, pmohan <pmohan@...thit.com>, 
	mohan <mohan@...thit.com>
Subject: Re: [RFC PATCH 01/10] dt-bindings: net: ti: Adds device tree
 binding for DUAL-EMAC mode support on PRU-ICSS2 for AM57xx SOCs


>> +          ti,no-half-duplex:
>> +            type: boolean
>> +            description:
>> +              Disable half duplex operation on ICSSM MII port.
> 
> I already asked this in the next patch, but why have this property? Is
> it because the hardware is broken? Or is this some sort of policy?
> Policy should not be in DT, DT describes the hardware, not the policy
> of how you use the hardware.
> 

This series of patches enables support for full-duplex only. Support for 
half-duplex will be added in subsequent revisions. We will clean it up in
the next version.

Thanks & Best Regards,
Basharath