[PATCH 1/3] platform: add common resource requesting and mapping helper

[Mark Brown]

On Wed, Feb 01, 2012 at 10:11:10AM +0800, Barry Song wrote:

> i think it makes sense for us to have platform_devm_request_irq() and
> similar things. i'll take care.

Note that this one is more tricky than most as it's really important
that the interrupt handler can't be called when the data it needs and so
on have been freed.  With things like memory this really doesn't matter
and you can happily free in any order.