Hi,
Board: Luckfox Pico Pro Max
i download firmware image 2023-11-16 (flash) and see spidev0.0

# ls -la /sys/bus/spi/devices
total 0
drwxr-xr-x 2 root root 0 Jan 1 00:51 .
drwxr-xr-x 4 root root 0 Jan 1 00:51 ..
lrwxrwxrwx 1 root root 0 Jan 1 00:51 spi0.0 -> ../../../devices/platform/ff500000.spi ...