[U-Boot] WARNING: Caches not enabled on openrd based board

[Prafulla Wadaskar]

> -----Original Message-----
> From: u-boot-bounces at lists.denx.de [mailto:u-boot-
> bounces at lists.denx.de] On Behalf Of Alex Zeffertt
> Sent: 17 August 2012 16:47
> To: u-boot at lists.denx.de
> Subject: [U-Boot] WARNING: Caches not enabled on openrd based board
> 
> Hi U-Booters,
> 
> I get the following warning when I boot our openrd based board:
> 
> > U-Boot 2012.07 (Aug 17 2012 - 10:45:29)
> > OpenRD-Base
> >
> > SoC:   Kirkwood 88F6281_A1
> > DRAM:  128 MiB
> > WARNING: Caches not enabled
> > NAND:  512 MiB
> 
> I am running the latest code from git with a small number of changes
> to make it work with our hardware.
> (In particular we have had to rewrite
> board/Marvell/openrd/kwbimage.cfg.)
> 
> My question is: does the warning about caches affect only U-Boot (in
> which case I don't mind) or will it also affect Linux?

At least for Kirkwood, cache is forced disabled to keep peripheral drives small and simple.
I don't think it affects Linux.

Regards...
Prafulla . . .