[PATCH 2/2] ARM: dts: imx51-babbage: Add at24c512b eeprom support
liu.y.victor at gmail.com
Wed Jan 23 02:59:36 EST 2013
2013/1/23 Sascha Hauer <s.hauer at pengutronix.de>:
> On Wed, Jan 23, 2013 at 03:51:12PM +0800, Liu Ying wrote:
>> 2013/1/23 Sascha Hauer <s.hauer at pengutronix.de>:
>> > On Wed, Jan 23, 2013 at 02:32:44PM +0800, Liu Ying wrote:
>> >> This patch adds at24c512b i2c device to the device tree
>> >> along with the necessary i2c device node and pinctrl
>> >> settings for i2c bus.
>> >> The eeprom chip is populated on the accessory board of
>> >> the imx51-babbage board.
>> > Given that it's optional should the binding be here anyway? I don't have
>> > this accessory board and this may conflict with the boards other people
>> > have connected on this port.
>> > Sascha
>> Understand your concern. Is there any way to handle this? How can we support
>> the present accessory board correctly? More generally, not all main boards can
>> figure out what kind of accessory board is attached to them, at least, some main
>> boards can only figure out limited number of accessory boards by using some ways
>> of board ID check.
> We don't have support for such things atm. We'll have to wait for
> OF: Introduce DT overlay support.
> Pantelis Antoniou is working on this currently.
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Good to know that. Thanks.
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