linux-kernel - Re: [PATCH 3/9] I2C: i2c-ocores: Can add I2C devices to the bus

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Message-ID: <87k53qyca8.fsf@macbook.be.48ers.dk>
Date:	Fri, 05 Jun 2009 16:40:15 +0200
From:	Peter Korsgaard <jacmet@...site.dk>
To:	Richard Röjfors 
	<richard.rojfors.ext@...ean-labs.com>
Cc:	linux-kernel@...r.kernel.org,
	Andrew Morton <akpm@...ux-foundation.org>,
	linux-i2c@...r.kernel.org
Subject: Re: [PATCH 3/9] I2C: i2c-ocores: Can add I2C devices to the bus

>>>>> "Richard" == Richard Röjfors <richard.rojfors.ext@...ean-labs.com> writes:

 Richard> There is sometimes a need for the ocores driver to add
 Richard> devices to the bus when installed.

 Richard> i2c_register_board_info can not always be used, because the
 Richard> I2C devices are not known at an early state, they could for
 Richard> instance be connected on a I2C bus on a PCI device which has
 Richard> the Open Cores IP.

 Richard> i2c_new_device can not be used in all cases either since the
 Richard> resulting bus nummer might be unknown.

 Richard> The solution is the pass a list of I2C devices in the
 Richard> platform data to the Open Cores driver. This is useful for
 Richard> MFD drivers.

 Richard> Signed-off-by: Richard Röjfors <richard.rojfors.ext@...ean-labs.com>

Acked-by: Peter Korsgaard <jacmet@...site.dk>

-- 
Bye, Peter Korsgaard
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