doc: SPI: Update status.txt

Updated current SPI subsyetem status.

Signed-off-by: Jagannadha Sutradharudu Teki <jaganna@xilinx.com>

doc/SPI/status.txt

@@ -11,6 +11,11 @@ SPI FLASH (drivers/mtd/spi):
 - 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.
+- 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.
 
 SPI DRIVERS (drivers/spi):
 -
@@ -18,14 +23,10 @@ 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.
+08-01-2014.