Re: [PATCH 2/2] drivers/amba: probe via device tree

From: Russell King - ARM Linux
Date: Sat May 21 2011 - 19:47:57 EST

On Sat, May 21, 2011 at 11:42:34AM -0600, Grant Likely wrote:
> Russell, it seems to me that the primary behaviour that amba_bus has
> over platform_bus is the clock management, and secondarily
> verification of the type of device by the device id. Am I correct, or
> am I missing something?

It matches by vendor/device ID just like PCI does, and does the bus
clock management and power management in a really nice way, which I
doubt platform devices will ever do.

The way this discussion is going, I'm going to suggest that we also
convert PCI stuff to being platform devices too. I don't see the
point of PCI existing for all the same reasons being given in this
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