linux-kernel - Re: [PATCH V3] i2c: imx-lpi2c: add target mode support

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Message-ID: <gfh4theygqzq4qz2ez2hdba6twtbommna7fgsk5w3bx2drgsqw@l4xj7qm67ihq>
Date: Wed, 11 Sep 2024 17:58:59 +0200
From: Andi Shyti <andi.shyti@...nel.org>
To: Carlos Song <carlos.song@....com>
Cc: Aisheng Dong <aisheng.dong@....com>, 
	"shawnguo@...nel.org" <shawnguo@...nel.org>, "s.hauer@...gutronix.de" <s.hauer@...gutronix.de>, 
	"kernel@...gutronix.de" <kernel@...gutronix.de>, "festevam@...il.com" <festevam@...il.com>, 
	Frank Li <frank.li@....com>, "linux-i2c@...r.kernel.org" <linux-i2c@...r.kernel.org>, 
	"imx@...ts.linux.dev" <imx@...ts.linux.dev>, 
	"linux-arm-kernel@...ts.infradead.org" <linux-arm-kernel@...ts.infradead.org>, "linux-kernel@...r.kernel.org" <linux-kernel@...r.kernel.org>
Subject: Re: [PATCH V3] i2c: imx-lpi2c: add target mode support

Hi Carlos,

On Wed, Sep 11, 2024 at 03:07:42PM GMT, Carlos Song wrote:
> > LPI2C support master controller and target controller enabled simultaneously.
> > Both controllers share same SDA/SCL lines and interrupt source but has
> > separate control and status registers.
> > Even if target mode is enabled, LPI2C can still work normally as master
> > controller at the same time.
> > 
> > This patch supports basic target data read/write operations in 7-bit target
> > address. LPI2C target mode can be enabled by using I2C slave backend. I2C
> > slave backend behave like a standard I2C client. For simple use and test, Linux
> > I2C slave EEPROM backend can be used.
> > 
> 
> Hi, Andi
> 
> Just now I found I still have work to do! Before I notice to need to enrich commit log only.
> Oh..It's a little embarrassing. Sorry for missing other comment. I will send V4 then finish the rest:).

no problem, no need to be embarrassed :-)

Take your time!

Andi