historical/m0-applesillicon.git/xnu-qemu-arm64-5.1.0/roms/u-boot/doc/SPI/README.altera_spi
2024-01-16 11:20:27 -06:00

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SoCFPGA EPCS/EPCQx1 mini howto:
- Instantiate EPCS/EPCQx1 Serial flash controller in QSys and rebuild
- The controller base address is the "Base" in QSys + 0x400
- Set MSEL[4:0]=10010 (AS Standard)
- Load the bitstream into FPGA, enable bridges
- Only then will the driver work