[PATCH V3 0/9] arm64: imx8mn: Enable more imx8m Nano functions

Adam Ford aford173 at gmail.com
Sun Nov 21 06:34:57 PST 2021


On Sun, Nov 21, 2021 at 8:21 AM Fabio Estevam <festevam at gmail.com> wrote:
>
> Hi Adam,
>
> On Sun, Nov 21, 2021 at 11:17 AM Adam Ford <aford173 at gmail.com> wrote:
>
> > I am using https://source.codeaurora.org/external/imx/imx-atf/log/?h=lf_v2.4
> >
> > Since the driver sending SMCC commands to ATF isn't doing that, I
> > assume it's safe to use the linux power-domain drivers with the ATF
> > from NXP's kernel.
> >
> > If you can point me to the repo you think I should be using, I'll give it a try.
>
> Do you know if the mainline TF-A repo v2.5 works too?
> https://github.com/ARM-software/arm-trusted-firmware/tree/v2.5

That's good to know.

I just built it into U-Boot:

NOTICE:  BL31: v2.5(release):v2.5
NOTICE:  BL31: Built : 08:24:13, Nov 21 2021

The Etnaviv driver is still loading without hanging

root at beacon-imx8mn-kit:~# dmesg |grep -i etna
[   12.393936] etnaviv etnaviv: bound 38000000.gpu (ops gpu_ops [etnaviv])
[   12.400676] etnaviv-gpu 38000000.gpu: model: GC7000, revision: 6203
[   12.641297] [drm] Initialized etnaviv 1.3.0 20151214 for etnaviv on minor 0



>
> Thanks



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