eRTM14 flash not supported by Xilinx
I think the selected flash configuration memory is unsupported by Xilinx, part: s25fl128lavf01.
It seems to me that xilinx support:
s25fl128s parts but not s25fl128l
Some people have had success programming the flash via impact, after enabling SKIP IDCODE. There's a relevant discussion here:
Finally, the support flash memory devices are listed here (page 331, for kintex): https://www.xilinx.com/support/documentation/sw_manuals/xilinx2017_1/ug908-vivado-programming-debugging.pdf
spi Spansion s25flxxxp s25fl032p 32 x1,x2,x4
spi Spansion s25flxxxp s25fl064p 64 x1,x2,x4
spi Spansion s25flxxxs s25fl128sxxxxxx0 [s25fl127s, s25fl127s] 128 x1,x2,x4,x8
spi Spansion s25flxxxs s25fl128sxxxxxx1 128 x1,x2,x4,x8
spi Spansion s25flxxxs s25fl256sxxxxxx0 256 x1,x2,x4,x8
spi Spansion s25flxxxs s25fl256sxxxxxx1 256 x1,x2,x4,x8
spi Spansion s25flxxxs s25fl512s 512 x1,x2,x4,x8
But no mention of the s25flxxxl