linux-kernel - Re: [PATCH v5 14/20] arm64: dts: ls1043a: Add generic compatible string for I2C EEPROM

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Message-ID: <20170525073304.GX26102@dragon>
Date:   Thu, 25 May 2017 15:33:08 +0800
From:   Shawn Guo <shawnguo@...nel.org>
To:     Javier Martinez Canillas <javier@...hile0.org>
Cc:     linux-kernel@...r.kernel.org, Wolfram Sang <wsa@...-dreams.de>,
        Rob Herring <robh@...nel.org>, devicetree@...r.kernel.org,
        Stuart Yoder <stuart.yoder@....com>,
        Li Yang <leoyang.li@....com>, Rob Herring <robh+dt@...nel.org>,
        Hongtao Jia <hongtao.jia@....com>,
        linux-arm-kernel@...ts.infradead.org,
        Will Deacon <will.deacon@....com>,
        Herbert Xu <herbert@...dor.apana.org.au>,
        Mark Rutland <mark.rutland@....com>,
        Catalin Marinas <catalin.marinas@....com>,
        Horia Geantă <horia.geanta@....com>
Subject: Re: [PATCH v5 14/20] arm64: dts: ls1043a: Add generic compatible
 string for I2C EEPROM

On Tue, May 23, 2017 at 03:34:42PM +0200, Javier Martinez Canillas wrote:
> The at24 driver allows to register I2C EEPROM chips using different vendor
> and devices, but the I2C subsystem does not take the vendor into account
> when matching using the I2C table since it only has device entries.
> 
> But when matching using an OF table, both the vendor and device has to be
> taken into account so the driver defines only a set of compatible strings
> using the "atmel" vendor as a generic fallback for compatible I2C devices.
> 
> So add this generic fallback to the device node compatible string to make
> the device to match the driver using the OF device ID table.
> 
> Signed-off-by: Javier Martinez Canillas <javier@...hile0.org>

Applied, thanks.