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| author | Tom Rini <trini@ti.com> | 2013-10-08 09:03:15 -0400 |
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| committer | Tom Rini <trini@ti.com> | 2013-10-08 09:03:15 -0400 |
| commit | 968294bd7b9b540f53c1fb3c809da464623a4362 (patch) | |
| tree | 141a04ec65894787e2d7c4eda808ef700b81101f /doc/SPI/status.txt | |
| parent | b770e88a6c2548727f0d57a3e9e8bb0830f977b5 (diff) | |
| parent | c4a796329d00ce46de6b5afeb1fdabec82830677 (diff) | |
| download | u-boot-imx-968294bd7b9b540f53c1fb3c809da464623a4362.zip u-boot-imx-968294bd7b9b540f53c1fb3c809da464623a4362.tar.gz u-boot-imx-968294bd7b9b540f53c1fb3c809da464623a4362.tar.bz2 | |
Merge branch 'master' of git://git.denx.de/u-boot-spi
Diffstat (limited to 'doc/SPI/status.txt')
| -rw-r--r-- | doc/SPI/status.txt | 31 |
1 files changed, 31 insertions, 0 deletions
diff --git a/doc/SPI/status.txt b/doc/SPI/status.txt new file mode 100644 index 0000000..62c3c85 --- /dev/null +++ b/doc/SPI/status.txt @@ -0,0 +1,31 @@ +Status on SPI subsystem: +======================= + +SPI COMMAND (common/cmd_sf, cmd_spi): +- + +SPI FLASH (drivers/mtd/spi): +- sf_probe.c: SPI flash probing code. +- sf_ops.c: SPI flash operations code. +- sf.c: SPI flash interface, which interacts controller driver. +- Bank Address Register (Accessing flashes > 16Mbytes in 3-byte addressing) +- Added memory_mapped support for read operations. +- Common probe support for all supported flash vendors except, ramtron. + +SPI DRIVERS (drivers/spi): +- + +TODO: +- Runtime detection of spi_flash params, SFDP(if possible) +- Add support for multibus build/accessing. +- Extended read commands support(dual read, dual IO read) +- Quad Page Program support. +- Quad Read support(quad fast read, quad IO read) +- Dual flash connection topology support(accessing two spi flash memories with single cs) +- Banking support on dual flash connection topology. +- Need proper cleanups on spi_flash and drivers. + +-- +Jagannadha Sutradharudu Teki <jagannadh.teki@gmail.com> +18-09-2013. +07-10-2013. |