From: Stephen Warren <swarren@wwwdotorg.org>
To: David Daney <ddaney.cavm@gmail.com>
Cc: Grant Likely <grant.likely@secretlab.ca>,
devicetree-discuss@lists.ozlabs.org,
"Jean Delvare (PC drivers core)" <khali@linux-fr.org>,
"Ben Dooks (embedded platforms)" <ben-linux@fluff.org>,
"Wolfram Sang (embedded platforms)" <w.sang@pengutronix.de>,
Peter Korsgaard <peter.korsgaard@barco.com>,
Guenter Roeck <guenter.roeck@ericsson.com>,
linux-i2c@vger.kernel.org, Rob Herring <rob.herring@calxeda.com>,
Lars-Peter Clausen <lars@metafoo.de>,
linux-kernel@vger.kernel.org,
David Daney <david.daney@cavium.com>
Subject: Re: [PATCH v3 2/2] i2c/of: Automatically populate i2c mux busses from device tree data.
Date: Mon, 23 Apr 2012 11:11:58 -0600 [thread overview]
Message-ID: <4F958D5E.9090003@wwwdotorg.org> (raw)
In-Reply-To: <1334265263-13549-3-git-send-email-ddaney.cavm@gmail.com>
On 04/12/2012 03:14 PM, David Daney wrote:
> From: David Daney <david.daney@cavium.com>
>
> For 'normal' i2c bus drivers, we can call of_i2c_register_devices()
> and have the device tree framework automatically populate the bus with
> the devices specified in the device tree.
>
> This patch adds a common code to the i2c mux framework to have the mux
> sub-busses be populated by the of_i2c_register_devices() too. If the
> mux device has an of_node, we populate the sub-bus' of_node so that
> the subsequent call to of_i2c_register_devices() will find the
> corresponding devices.
>
> It seemed better to put this logic in i2c_add_mux_adapter() rather
> than the individual mux drivers, as they will all probably want to do
> the same thing.
>
> Signed-off-by: David Daney <david.daney@cavium.com>
> Cc: Lars-Peter Clausen <lars@metafoo.de>
Acked-by: Stephen Warren <swarren@wwwdotorg.org>
next prev parent reply other threads:[~2012-04-23 17:12 UTC|newest]
Thread overview: 10+ messages / expand[flat|nested] mbox.gz Atom feed top
2012-04-12 21:14 [PATCH v3 0/2] i2c/of: Populate multiplexed i2c busses from the device tree David Daney
2012-04-12 21:14 ` [PATCH v3 1/2] i2c: Add a struct device * parameter to i2c_add_mux_adapter() David Daney
2012-04-12 21:14 ` [PATCH v3 2/2] i2c/of: Automatically populate i2c mux busses from device tree data David Daney
2012-04-22 16:20 ` Wolfram Sang
2012-04-23 16:48 ` David Daney
2012-04-23 16:58 ` Wolfram Sang
2012-04-23 17:04 ` David Daney
2012-04-23 17:11 ` Stephen Warren [this message]
2012-04-13 11:09 ` [PATCH v3 0/2] i2c/of: Populate multiplexed i2c busses from the device tree Lars-Peter Clausen
2012-04-23 17:58 ` Wolfram Sang
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