[PATCH V2 3/3] ARM: SPEAr13xx: Pass DW DMAC platform data from DT

Jean-Christophe PLAGNIOL-VILLARD plagnioj at jcrosoft.com
Sun Oct 14 21:01:30 EST 2012


On 19:40 Sat 13 Oct     , Viresh Kumar wrote:
> On 13 October 2012 19:38, Viresh Kumar <viresh.kumar at linaro.org> wrote:
> > On 13 October 2012 17:52, Jean-Christophe PLAGNIOL-VILLARD
> > <plagnioj at jcrosoft.com> wrote:
> >> On 14:18 Sat 13 Oct     , Viresh Kumar wrote:
> >>>    On Oct 13, 2012 12:16 PM, "Jean-Christophe PLAGNIOL-VILLARD"
> >>>    <plagnioj at jcrosoft.com> wrote:
> >>>    >
> >>>    > On 22:42 Fri 12 Oct     , Viresh Kumar wrote:
> >>>    > > On 12 October 2012 21:51, Jean-Christophe PLAGNIOL-VILLARD
> >>>    > > <plagnioj at jcrosoft.com> wrote:
> >>>    > > >> >> +     OF_DEV_AUXDATA("arasan,cf-spear1340", MCIF_CF_BASE, NULL,
> >>>    "cf"),
> >>>    > > >> > ?/
> >>>    > > >>
> >>>    > > >> Sorry. can't get it :(
> >>>    > > > what is the "cf" as paltfrom data
> >>>    > >
> >>>    > > This is dma bus_id string, which matches with what is passed from dtb.
> >>>    > so pass if via dtb too
> >>>
> >>>    Yes. Already passed in 13xx.dtsi.
> 
> Probably some confusion here. What i meant to say here is, dmac's
> DT slave info has a node for cf and cf driver expects this string to come
> via platform data currently.

so use a phandle to connect them

Best Regards,
J.


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