linux-kernel - Re: [PATCH i2c-next v7 1/5] dt-bindings: i2c: Add 'bus-timeout-ms' and '#retries' properties as common optional

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Message-ID: <20181011221148.GA31195@bogus>
Date:   Thu, 11 Oct 2018 17:11:48 -0500
From:   Rob Herring <robh@...nel.org>
To:     Jae Hyun Yoo <jae.hyun.yoo@...ux.intel.com>
Cc:     Brendan Higgins <brendanhiggins@...gle.com>,
        Wolfram Sang <wsa@...-dreams.de>,
        Benjamin Herrenschmidt <benh@...nel.crashing.org>,
        Joel Stanley <joel@....id.au>,
        Mark Rutland <mark.rutland@....com>,
        Andrew Jeffery <andrew@...id.au>, linux-i2c@...r.kernel.org,
        openbmc@...ts.ozlabs.org, devicetree@...r.kernel.org,
        linux-arm-kernel@...ts.infradead.org,
        linux-aspeed@...ts.ozlabs.org, linux-kernel@...r.kernel.org,
        Jarkko Nikula <jarkko.nikula@...ux.intel.com>,
        James Feist <james.feist@...ux.intel.com>,
        Vernon Mauery <vernon.mauery@...ux.intel.com>,
        Jae Hyun Yoo <jae.hyun.yoo@...ux.intel.com>
Subject: Re: [PATCH i2c-next v7 1/5] dt-bindings: i2c: Add 'bus-timeout-ms'
 and '#retries' properties as common optional

On Fri,  5 Oct 2018 14:45:03 -0700, Jae Hyun Yoo wrote:
> This commit adds 'bus-timeout-ms' and '#retries' properties as
> common optional properties that can be used for setting 'timeout'
> and 'retries' values of 'struct i2c_adapter'. With this patch, the
> bus timeout value and the master transfer retries count can be set
> through these properties at the registration time of an adapter.
> Still the values can be set by I2C_TIMEOUT and I2C_RETRIES ioctls
> on cdev at runtime too.
> 
> These properties may not be supported by all drivers. However, if
> a driver wants to support one of them, it should adapt the
> bindings in this document.
> 
> Signed-off-by: Jae Hyun Yoo <jae.hyun.yoo@...ux.intel.com>
> ---
>  Documentation/devicetree/bindings/i2c/i2c.txt | 6 ++++++
>  1 file changed, 6 insertions(+)
> 

Reviewed-by: Rob Herring <robh@...nel.org>