[U-Boot] [PATCH 2/9] powerpc/mpc85xxcds: Fix PCI speed

Scott Wood
2011-09-13T20:14:13Z

On 09/13/2011 03:03 PM, Timur Tabi wrote:
> Scott Wood wrote:
>> There's no way it can be 33333000, 66000000, etc. based on the board's
>> crystal?
>
> There is earlier code that sets pci1_speed to 33333333 if the speed is unknown.
> So the actual value of pci1_speed is limited to those two numbers.

So you'll set the speed to 33333333 if the actual speed is 66000000?
Even if it's 33000000, why force it to 33333333?

BTW, the PCI spec says things like "33 MHz" and "66 MHz". Is it
compliant to have a bus run at 33333333 Hz (without 66MHz capable cards)
or at 66666666 Hz?

-Scott