status.txt 1.0 KB

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  1. Status on SPI subsystem:
  2. =======================
  3. SPI COMMAND (common/cmd_sf, cmd_spi):
  4. -
  5. SPI FLASH (drivers/mtd/spi):
  6. - sf_probe.c: SPI flash probing code.
  7. - sf_ops.c: SPI flash operations code.
  8. - sf.c: SPI flash interface, which interacts controller driver.
  9. - Bank Address Register (Accessing flashes > 16Mbytes in 3-byte addressing)
  10. - Added memory_mapped support for read operations.
  11. - Common probe support for all supported flash vendors except, ramtron.
  12. - Extended read commands support(dual read, dual IO read)
  13. - Quad Page Program support.
  14. - Quad Read support(quad fast read, quad IO read)
  15. - Dual flash connection topology support(accessing two spi flash memories with single cs)
  16. - Banking support on dual flash connection topology.
  17. SPI DRIVERS (drivers/spi):
  18. -
  19. TODO:
  20. - Runtime detection of spi_flash params, SFDP(if possible)
  21. - Add support for multibus build/accessing.
  22. - Need proper cleanups on spi_flash and drivers.
  23. --
  24. Jagannadha Sutradharudu Teki <jagannadh.teki@gmail.com>
  25. 18-09-2013.
  26. 07-10-2013.
  27. 08-01-2014.