[U-Boot] SPL too big for Turris Omnia in v2018.05

[guillaume.gardet at free.fr]

Hi,

While trying to build u-boot for Turris Omnia board in v2018.05 with GCC 7.3.1, I get the following error:
********************************************************************************
  MKIMAGE u-boot-spl.kwb
Error: Image header (incl. SPL image) too big!
header=0x240f1 CONFIG_SYS_U_BOOT_OFFS=0x24000!
Increase CONFIG_SYS_U_BOOT_OFFS!
Error: Image header (incl. SPL image) too big!
header=0x240f1 CONFIG_SYS_U_BOOT_OFFS=0x24000!
Increase CONFIG_SYS_U_BOOT_OFFS!
Could not create image
make: *** [Makefile:1097: u-boot-spl.kwb] Error 1
********************************************************************************


Guillaume