Messages in this thread | | | Date | Mon, 30 Jul 2012 14:40:54 +0100 | From | Mark Brown <> | Subject | Re: [PATCH 13/18] ARM: ux500: Add ux500 PCM to DB8500 Device Tree |
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On Mon, Jul 30, 2012 at 08:32:43AM +0100, Lee Jones wrote: > On 29/07/12 21:50, Mark Brown wrote: > >On Fri, Jul 27, 2012 at 01:45:57PM +0100, Lee Jones wrote:
> >>+ pcm: ux500-pcm { > >>+ compatible = "stericsson,ux500-pcm"; > >>+ }; > >>+
> >One of two things is wrong here. Either you've not provided any > >information about the hardware so the driver won't be able to work out > >what to talk to or you've not provided any data so you're registering a > >purely virtual Linux-internal device via the device tree.
> >Once more, the idea here is to describe the hardware not to dump Linux's > >internal data structures into the device tree.
> We use it register the driver for probe()ing. In the same way we do > for the PMU and Regulators. All three of which actually belong to a > different hardware block. Do you know of a better way to register > those devices?
You've not identified which of the two cases above we're in... assuming it's a virtal device look at how the DT bindings for the other platforms are doing things.
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