Your ROOT_URL in app.ini is https://src.whiteboxsystems.nl/ but you are visiting http://src.whiteboxsystems.nl/Whitebox/u-boot/src/commit/b21f87a3e02461c600f1c172b053f1530a532d90/arch/avr32 You should set ROOT_URL correctly, otherwise the web may not work correctly.
upstream u-boot with additional patches for our devices/boards: https://lists.denx.de/pipermail/u-boot/2017-March/282789.html (AXP crashes) ; Gbit ethernet patch for some LIME2 revisions ; with SPI flash support
 
 
 
 
 
 
u-boot/arch/avr32
Masahiro Yamada 90f984e397 kconfig: delete redundant CONFIG_${ARCH} definition 11 years ago
..
cpu
include/asm
lib
Kconfig kconfig: add board Kconfig and defconfig files 11 years ago
config.mk kconfig: delete redundant CONFIG_${ARCH} definition 11 years ago