[PATCH v8 2/5] board: siemens: Add support for SIMATIC IOT2050 devices

Tom Rini trini at konsulko.com
Mon Oct 4 18:02:22 CEST 2021


On Mon, Oct 04, 2021 at 05:54:46PM +0200, Jan Kiszka wrote:
> On 04.10.21 01:34, Tom Rini wrote:
> > On Sat, Sep 18, 2021 at 08:17:53AM +0200, Jan Kiszka wrote:
> > 
> >> From: Jan Kiszka <jan.kiszka at siemens.com>
> >>
> >> This adds support for the IOT2050 Basic and Advanced devices. The Basic
> >> used the dual-core AM6528 GP processor, the Advanced one the AM6548 HS
> >> quad-core version.
> >>
> >> Both variants are booted via a Siemens-provided FSBL that runs on the R5
> >> cores. Consequently, U-Boot support is targeting the A53 cores. U-Boot
> >> SPL, ATF and TEE have to reside in SPI flash.
> >>
> >> Full integration into a bootable image can be found on
> >> https://github.com/siemens/meta-iot2050
> >>
> >> Based on original board support by Le Jin, Gao Nian and Chao Zeng.
> >>
> >> Signed-off-by: Jan Kiszka <jan.kiszka at siemens.com>
> > 
> > Applied to u-boot/next, thanks!
> > 
> 
> Thanks for merging - it just does not boot anymore, no output after
> TF-A. Trying to understand the differences now, already ruled out
> arch/arm/dts/k3-am65* as source.

Have you enabled debug uart?  I found that quite helpful figuring out
what was wrong when updating the dts files, and the correct values for
that are in the dts files too.

-- 
Tom
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