[PATCH] imx8qxp_mek: Run with caches enabled

Peng Fan peng.fan at nxp.com
Tue Apr 21 14:43:03 CEST 2020


> Subject: Re: [PATCH] imx8qxp_mek: Run with caches enabled
> 
> Hi Peng,
> 
> On Tue, Apr 21, 2020 at 9:22 AM Peng Fan <peng.fan at nxp.com> wrote:
> 
> > As I recall, icache could be enabled, but if enable dcache, we might
> > need setup mmu for SPL.
> 
> Does this requirement apply only for iMX8? I don't see it for i.MX6/i.MX7.
> 
> So still confused about your comment.
> 
> With this patch, SPL still loads U-Boot proper, so didn't notice an error.

Just checked the code. 
In SPL stage dcache is off, icache is enabled with your patch.
So it is ok.

Regards,
Peng.
> 
> Thanks


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