linux-kernel - Re: [PATCH v5 12/20] ARM: dts: uniphier: Add generic compatible string for I2C EEPROM

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Date:   Sat, 10 Jun 2017 01:12:22 +0900
From:   Masahiro Yamada <yamada.masahiro@...ionext.com>
To:     Javier Martinez Canillas <javier@...hile0.org>
Cc:     Linux Kernel Mailing List <linux-kernel@...r.kernel.org>,
        Wolfram Sang <wsa@...-dreams.de>,
        Rob Herring <robh@...nel.org>,
        "devicetree@...r.kernel.org" <devicetree@...r.kernel.org>,
        Rob Herring <robh+dt@...nel.org>,
        Mark Rutland <mark.rutland@....com>,
        Russell King <linux@...linux.org.uk>,
        linux-arm-kernel <linux-arm-kernel@...ts.infradead.org>
Subject: Re: [PATCH v5 12/20] ARM: dts: uniphier: Add generic compatible
 string for I2C EEPROM

2017-06-07 21:42 GMT+09:00 Javier Martinez Canillas <javier@...hile0.org>:
> Hello Masahiro,
>
> On Wed, Jun 7, 2017 at 3:10 AM, Masahiro Yamada
> <yamada.masahiro@...ionext.com> wrote:
>
> [snip]
>
>>>>
>>>> Why didn't you touch
>>>> arch/arm/boot/dts/uniphier-ref-daughter.dtsi ?
>>>>
>>>
>>> Because the compatible string "microchip,24lc128" used by the I2C
>>> EEPROM node on that DTS is not supported by the
>>> drivers/misc/eeprom/at24.c driver (in fact the only occurrence for
>>> 24lc128 I see is in that DTS).
>>>
>>> Maybe is a typo and it should be "microchip,24c128" instead ?
>>
>> I do not think so.
>> I consulted a board developer.
>>
>> I also see 24LC128 on Microchip web site:
>> http://www.microchip.com/wwwproducts/en/24LC128
>>
>
> Ah Ok, it was just a wild guess I did since the at24 driver didn't
> have support for this chip variant.
> My point stands though, this is an unrelated change to the goal of
> this patch-series and should be fixed separately.
>
> Best regards,
> Javier


Applied to linux-uniphier.  Thanks!

-- 
Best Regards
Masahiro Yamada