Re: [MeeGo-Dev][PATCH] Topcliff: Update PCH_SPI driver to 2.6.35

[Arjan van de Ven <arjan@linux.intel.com>]

On 8/27/2010 11:53 AM, Thomas Gleixner wrote:
> B1;2401;0cOn Fri, 27 Aug 2010, Grant Likely wrote:
>    
>> [cc'ing Thomas Gleixner and David Woodhouse since this driver needs to
>> get some data about the platform (to know what spi_devices are
>> present) and I don't know how that is handled for x86 SoCs.]
>>      
> The best way to do all this platform specific configuration is to use
> device tree. I really don't want to have x86/mach-xyz/board[A-Z]
> horror, which is unavoidable when we don't get a sensible way to
> configure the boards. SFI was meant to provide a lightweight ACPI, but
> now that device tree is generic and more platforms are using it, I
> really want to standartize on that and forget SFI.
>
> That makes even more sense, as all these AMBA peripherals which are
> duct-taped to a x86 core can be found in other SoCs with different
> cores as well.
>    

I tentatively agree, but this has to coexist with ACPI, which most of 
these platforms will also have,
for power management if nothing else.