1*4882a593SmuzhiyunStatus on SPI subsystem: 2*4882a593Smuzhiyun======================= 3*4882a593Smuzhiyun 4*4882a593SmuzhiyunSPI COMMAND (common/cmd_sf, cmd_spi): 5*4882a593Smuzhiyun- 6*4882a593Smuzhiyun 7*4882a593SmuzhiyunSPI FLASH (drivers/mtd/spi): 8*4882a593Smuzhiyun- sf_probe.c: SPI flash probing code. 9*4882a593Smuzhiyun- sf_ops.c: SPI flash operations code. 10*4882a593Smuzhiyun- sf.c: SPI flash interface, which interacts controller driver. 11*4882a593Smuzhiyun- Bank Address Register (Accessing flashes > 16Mbytes in 3-byte addressing) 12*4882a593Smuzhiyun- Added memory_mapped support for read operations. 13*4882a593Smuzhiyun- Common probe support for all supported flash vendors except, ramtron. 14*4882a593Smuzhiyun- Extended read commands support(dual read, dual IO read) 15*4882a593Smuzhiyun- Quad Page Program support. 16*4882a593Smuzhiyun- Quad Read support(quad fast read, quad IO read) 17*4882a593Smuzhiyun- Dual flash connection topology support(accessing two spi flash memories with single cs) 18*4882a593Smuzhiyun- Banking support on dual flash connection topology. 19*4882a593Smuzhiyun 20*4882a593SmuzhiyunSPI DRIVERS (drivers/spi): 21*4882a593Smuzhiyun- 22*4882a593Smuzhiyun 23*4882a593SmuzhiyunTODO: 24*4882a593Smuzhiyun- Runtime detection of spi_flash params, SFDP(if possible) 25*4882a593Smuzhiyun- Add support for multibus build/accessing. 26*4882a593Smuzhiyun- Need proper cleanups on spi_flash and drivers. 27*4882a593Smuzhiyun 28*4882a593Smuzhiyun-- 29*4882a593SmuzhiyunJagannadha Sutradharudu Teki <jagannadh.teki@gmail.com> 30*4882a593Smuzhiyun18-09-2013. 31*4882a593Smuzhiyun07-10-2013. 32*4882a593Smuzhiyun08-01-2014. 33