dma_alloc_coherent and cache?

[Andrew Lunn]

> ENTRY(cpu_arm926_do_idle)
> #ifdef CONFIG_ARCH_FEROCEON
>         /* Implement workaround for FEr# CPU-C16: Wait for interrupt command */
>         /* is not processed properly, the workaround is not to use this command */
>         /* the erratum is relevant for 5281 devices with revision less than C0 */

5281 is the old Orion5x devices, not kirkwood. So is not relevant. You
should be keeping an eye out for 6xxx issues, which would be Kirkwood.

       Andrew