linux-kernel - Re: [PATCH v2 1/2] i2c: loongson: add bus driver for the loongson i2c controller

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Date:   Mon, 5 Dec 2022 09:40:13 +0100
From:   Wolfram Sang <wsa@...nel.org>
To:     Yinbo Zhu <zhuyinbo@...ngson.cn>
Cc:     Rob Herring <robh+dt@...nel.org>,
        Krzysztof Kozlowski <krzysztof.kozlowski+dt@...aro.org>,
        Andy Shevchenko <andriy.shevchenko@...ux.intel.com>,
        Florian Fainelli <f.fainelli@...il.com>,
        Jarkko Nikula <jarkko.nikula@...ux.intel.com>,
        Jean Delvare <jdelvare@...e.de>,
        William Zhang <william.zhang@...adcom.com>,
        Conor Dooley <conor.dooley@...rochip.com>,
        Jan Dabros <jsd@...ihalf.com>,
        Tharun Kumar P <tharunkumar.pasumarthi@...rochip.com>,
        Phil Edworthy <phil.edworthy@...esas.com>,
        Sam Protsenko <semen.protsenko@...aro.org>,
        Tyrone Ting <kfting@...oton.com>,
        Philipp Zabel <p.zabel@...gutronix.de>,
        linux-i2c@...r.kernel.org, devicetree@...r.kernel.org,
        linux-kernel@...r.kernel.org
Subject: Re: [PATCH v2 1/2] i2c: loongson: add bus driver for the loongson
 i2c controller

On Mon, Nov 28, 2022 at 09:00:24PM +0800, Yinbo Zhu wrote:
> This bus driver supports the Loongson i2c hardware controller in the
> Loongson platforms and supports to use DTS and ACPI framework to
> register i2c adapter device resources.
> 
> The Loongson i2c controller supports operating frequencty is 50MHZ
> and supports the maximum transmission rate is 400kbps.
> 
> Signed-off-by: Yinbo Zhu <zhuyinbo@...ngson.cn>

There are currently two people submitting a driver for this hardware.
This is the other driver:

https://lore.kernel.org/all/f6cc2dbe5cd190031ab4f772d1cf250934288546.1669777792.git.zhoubinbin@loongson.cn/

Can you guys please decide which one is "better" or combine the two to
make a better one?

Thanks,

   Wolfram


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