| Jagannadha Sutradharudu Teki | 3649954 | 2013-09-26 15:55:52 +0530 | [diff] [blame] | 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) |
| Jagannadha Sutradharudu Teki | 3cfcf77 | 2013-10-07 17:33:20 +0530 | [diff] [blame] | 12 | - Added memory_mapped support for read operations. |
| Jagannadha Sutradharudu Teki | 3649954 | 2013-09-26 15:55:52 +0530 | [diff] [blame] | 13 | - Common probe support for all supported flash vendors except, ramtron. |
| Jagannadha Sutradharudu Teki | 736ce85 | 2014-01-08 23:04:44 +0530 | [diff] [blame^] | 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. |
| Jagannadha Sutradharudu Teki | 3649954 | 2013-09-26 15:55:52 +0530 | [diff] [blame] | 19 | |
| 20 | SPI DRIVERS (drivers/spi): |
| 21 | - |
| 22 | |
| 23 | TODO: |
| Jagannadha Sutradharudu Teki | 3cfcf77 | 2013-10-07 17:33:20 +0530 | [diff] [blame] | 24 | - Runtime detection of spi_flash params, SFDP(if possible) |
| 25 | - Add support for multibus build/accessing. |
| Jagannadha Sutradharudu Teki | 3649954 | 2013-09-26 15:55:52 +0530 | [diff] [blame] | 26 | - Need proper cleanups on spi_flash and drivers. |
| 27 | |
| 28 | -- |
| 29 | Jagannadha Sutradharudu Teki <jagannadh.teki@gmail.com> |
| 30 | 18-09-2013. |
| Jagannadha Sutradharudu Teki | 3cfcf77 | 2013-10-07 17:33:20 +0530 | [diff] [blame] | 31 | 07-10-2013. |
| Jagannadha Sutradharudu Teki | 736ce85 | 2014-01-08 23:04:44 +0530 | [diff] [blame^] | 32 | 08-01-2014. |