[PATCH] ARM: DTS: am33xx: Use the new DT bindings for the eDMA3
Arnd Bergmann
arnd at arndb.de
Fri Dec 4 13:36:31 PST 2015
On Friday 04 December 2015 10:47:07 Tony Lindgren wrote:
> > Peter Ujfalusi <peter.ujfalusi at ti.com> writes:
> > > @@ -174,12 +182,44 @@
> > > };
> > >
> > > edma: edma at 49000000 {
> > > - compatible = "ti,edma3";
> > > - ti,hwmods = "tpcc", "tptc0", "tptc1", "tptc2";
> > > - reg = <0x49000000 0x10000>,
> > > - <0x44e10f90 0x40>;
> > > + compatible = "ti,edma3-tpcc";
> > > + ti,hwmods = "tpcc";
> > > + reg = <0x49000000 0x10000>;
> > > + reg-names = "edma3_cc";
> > > interrupts = <12 13 14>;
> > > - #dma-cells = <1>;
> > > + interrupt-names = "edma3_ccint", "emda3_mperr",
> > > + "edma3_ccerrint";
> > > + dma-requests = <64>;
> > > + #dma-cells = <2>;
> > > +
> > > + ti,tptcs = <&edma_tptc0 7>, <&edma_tptc1 5>,
> > > + <&edma_tptc2 0>;
> > > +
> > > + ti,edma-memcpy-channels = /bits/ 16 <20 21>;
> >
> > can you explain this property here ? Are you setting bits 20 and 21 on a
> > 16-bit field ?
>
> I think it's an arry of u16 dma channels.. But could it be just /bits/ 8
> instead of /bits/ 16?
>
Please just drop the /bits/ 16 and use normal cells.
Arnd
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