On Mon, Feb 16, 2009 at 10:58:42AM -0600, Kumar Gala wrote:
> On Freescale open-pic controllers we have a number of additional
> features not spec'd per openpic. (additional timers, perf mon, PCIe
> msi, message interrupts, ...). The problem is how to identify these
> features in the device tree.
How about adding compatible = "fsl,CHIP-mpic", "fsl,mpic" (or something
similar) to the mpic node?
> For example we have:
>
> m...@41600 {
> compatible = "fsl,mpc8572-msi", "fsl,mpic-msi";
> reg = <0x41600 0x80>;
> msi-available-ranges = <0 0x100>;
> interrupts = <
> 0xe0 0
> 0xe1 0
> 0xe2 0
> 0xe3 0
> 0xe4 0
> 0xe5 0
> 0xe6 0
> 0xe7 0>;
> interrupt-parent = <&mpic>;
> };
How much of that node's content is going to differ from one Freescale
MPIC to another?
-Scott
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