chip: GigaDevice GD25B256D (recognized asĀ "GD25Q256D")

read/write work fine!

agg@vm:~$ flashrom -p ft2232_spi:type=2232H,port=A -r read.bin -V >read.log
agg@vm:~$ flashrom -p ft2232_spi:type=2232H,port=A -w outimage.bin -V >write.log