Subject: Re: [PATCH 3/3] [POWERPC] Add docs for Freescale DMA & DMA channel device tree nodes

From: Timur Tabi <[email-masked]>
Date: Wed, 21 Nov 2007 18:49:42 -0600

Scott Wood wrote:

> I don't see any justification for having such a property in the parent node,
> though.

The SSI needs to know which DMA controller is #0 and which one is #1.

I literally program the SSI and the GUTS registers with the DMA controller and 
channels numbers.  I need to know which one is which!

-- 
Timur Tabi
Linux Kernel Developer @ Freescale