From: Wolfram Sang <wsa@the-dreams.de>
To: Lars-Peter Clausen <lars@metafoo.de>
Cc: Jean-Michel Hautbois <jean-michel.hautbois@vodalys.com>,
linux-i2c@vger.kernel.org, linux-kernel@vger.kernel.org,
mark.rutland@arm.com
Subject: Re: [PATCH] i2c: Add generic support passing secondary devices addresses
Date: Sun, 21 Sep 2014 19:49:04 +0200 [thread overview]
Message-ID: <20140921174902.GA1479@katana> (raw)
In-Reply-To: <541DDA9B.40904@metafoo.de>
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> >This raises the first question for me: Are the additional addresses
> >configurable? Sadly, I can't find good documentation for the adv7604.
> >Otherwise, if I know I have a adv7604 and know its addresses, this
> >information should go into the driver and not the DT.
> >
>
> They are. The current driver hard codes the other addresses, but that's not
> working when you have multiple adv7604s on the same I2C bus.
How is this configured? I can't imagine every address has its own
setting, but rather some 1-3 pins which select a certain block of
addresses?
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next prev parent reply other threads:[~2014-09-21 17:49 UTC|newest]
Thread overview: 12+ messages / expand[flat|nested] mbox.gz Atom feed top
2014-09-05 14:02 [PATCH] i2c: Add generic support passing secondary devices addresses Jean-Michel Hautbois
2014-09-20 16:49 ` Wolfram Sang
2014-09-20 19:50 ` Lars-Peter Clausen
2014-09-21 17:49 ` Wolfram Sang [this message]
2014-09-21 19:23 ` Lars-Peter Clausen
2014-09-22 10:45 ` Mika Westerberg
2014-09-22 13:27 ` Lars-Peter Clausen
2014-09-22 13:45 ` Mika Westerberg
2014-09-22 14:11 ` Lars-Peter Clausen
2014-09-22 14:41 ` Mika Westerberg
2014-10-03 10:46 ` Wolfram Sang
2014-10-15 18:54 ` Srinivas Pandruvada
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