TS-4900 Onboard SPI Flash

From Technologic Systems Manuals

This board includes 8MiB of SPI flash using a Micron N25Q064A13ESE40F. The CPU uses this for the initial boot to load u-boot, as well as the u-boot environment. In Linux this is accessed with the /dev/mtdblock devices.

Bytes Size Description
0-0x3ff 1KB Unused
0x400-0xfffff 0.999MiB U-boot
0x100000-0x101fff 8KiB U-boot environment
0x102000-0x700000 5.992MiB Unused