from https://gitlab.denx.de/u-boot/custodians/u-boot-mips:f3d8c7f8d3c02ff1de172aff7e6392a9ddd1f5b2 to master:

[Stefan Roese]

Hi Daniel,
Hi Mauro,

On 31.08.20 22:36, Daniel Schwierzeck wrote:

<snip>

> Have you actually tried to write u-boot-with-spl.bin to SPI flash? The
> only result I can see from your test is that U-Boot crashed after the
> go command and the CPU simply booted again from the currently flashed
> 2020.04-rc1 image. Only the last test resulted in a permanent hang.
> 
> The final version mtmips SPL series (which got merged) was also tested
> by Stefan Roese so it should simply work on your VoCore2 board.
> 
> You could also switch to tag 2020.07 and test that. It could also be
> possible that something else got broken since 2020.07.

Just a quick note. I tested mainline (master) just right now and it
works without any issues (AFAICT) on the GARDENA 7688 board:

U-Boot SPL 2020.10-rc3-00033-g23e333a5c0 (Sep 01 2020 - 06:49:58 +0200)
Trying to boot from NOR


U-Boot 2020.10-rc3-00033-g23e333a5c0 (Sep 01 2020 - 06:49:58 +0200)

CPU:   MediaTek MT7688A ver:1 eco:2
Boot:  DDR2, SPI-NOR 3-Byte Addr, CPU clock from XTAL
Clock: CPU: 580MHz, Bus: 193MHz, XTAL: 40MHz
Model: GARDENA smart Gateway (MT7688)
DRAM:  128 MiB
WDT:   Started with servicing (60s timeout)
Loading Environment from SPIFlash... SF: Detected XM25QH64A with page 
size 256 Bytes, erase size 4 KiB, total 8 MiB
OK
F-Data:factory-data version 1 detected
Net:   eth0: eth at 10110000
Hit any key to stop autoboot:  0

HTH.

Thanks,
Stefan