Re: [PATCH 2/2] ARM: dts: imx51-babbage: Add at24c512b eeprom support

Sascha Hauer
2013-01-23T07:55:25Z

On Wed, Jan 23, 2013 at 03:51:12PM +0800, Liu Ying wrote:
> 2013/1/23 Sascha Hauer <s.hauer-bIcnvbaLZ9MEGnE8C9+IrQ@public.gmane.org>:
> > 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.

Sascha

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