Subject: Re: [PATCH 2/6] powerpc/85xx: consolidate of_platform_bus_probe calls

From: Timur Tabi <[email-masked]>
Date: Tue, 29 Nov 2011 10:20:03 -0600

Timur Tabi wrote:

> If I move the "fsl,eloplus-dma" into mpc85xx_common_ids[], then everything works.
> 
> I suspect there's some kind of state machine in of_platform_bus_probe() that allows it to find the DMA channel nodes if it's scanned everything else first.  I'm trying to debug it now.

So why do we need mpc85xx_common_ids[] at all?  Why can't of_platform_bus_probe() just scan the entire tree?

-- 
Timur Tabi
Linux kernel developer at Freescale