1 Status on SPI subsystem: 2 ======================= 3 4 SPI COMMAND (common/cmd_sf, cmd_spi): 5 - 6 7 SPI FLASH (drivers/mtd/spi): 8 - sf_probe.c: SPI flash probing code. 9 - sf_ops.c: SPI flash operations code. 10 - sf.c: SPI flash interface, which interacts controller driver. 11 - Bank Address Register (Accessing flashes > 16Mbytes in 3-byte addressing) 12 - Added memory_mapped support for read operations. 13 - Common probe support for all supported flash vendors except, ramtron. 14 - Extended read commands support(dual read, dual IO read) 15 - Quad Page Program support. 16 - Quad Read support(quad fast read, quad IO read) 17 - Dual flash connection topology support(accessing two spi flash memories with single cs) 18 - Banking support on dual flash connection topology. 19 20 SPI DRIVERS (drivers/spi): 21 - 22 23 TODO: 24 - Runtime detection of spi_flash params, SFDP(if possible) 25 - Add support for multibus build/accessing. 26 - Need proper cleanups on spi_flash and drivers. 27 28 -- 29 Jagannadha Sutradharudu Teki <jagannadh.teki (a] gmail.com> 30 18-09-2013. 31 07-10-2013. 32 08-01-2014. 33
