linux-kernel - Re: [RFC PATCH 1/2] i2c: add i2c_get_device_id() to get the standard i2c device id

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Message-ID: <20180305162738.kkbe3qlt2xbzabl6@ninjato>
Date:   Mon, 5 Mar 2018 17:27:38 +0100
From:   Wolfram Sang <wsa@...-dreams.de>
To:     Peter Rosin <peda@...ntia.se>
Cc:     Adrian Fiergolski <adrian.fiergolski@...n.ch>,
        linux-i2c@...r.kernel.org, linux-kernel@...r.kernel.org
Subject: Re: [RFC PATCH 1/2] i2c: add i2c_get_device_id() to get the standard
 i2c device id


> ..._TEN should definitely be cleared.
> ..._SLAVE will probably be cleared anyway.
> ..._HOST_NOTIFY, ..._WAKE and ..._SCCB I don't know about?

Not relevant for device_id reading.

> Are there others? The bits aren't that densely populated which makes
> me worry that I'm missing something...

Historic reasons, there are no more.


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