Your ROOT_URL in app.ini is https://src.whiteboxsystems.nl/ but you are visiting http://src.whiteboxsystems.nl/Whitebox/u-boot/src/commit/0e905ac28b1e039d74e63232293972bff6b5a0ce/drivers/i2c 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/drivers/i2c
Timur Tabi 92477a631b fsl_i2c: increase I2C timeout values and make them configurable 16 years ago
..
Makefile
bfin-twi_i2c.c
davinci_i2c.c
fsl_i2c.c
kirkwood_i2c.c
mxc_i2c.c
omap24xx_i2c.c
omap1510_i2c.c
s3c24x0_i2c.c
s3c44b0_i2c.c
soft_i2c.c
tsi108_i2c.c