There are no README documentation about these options of SPI & serial flash devices. Documenting these options makes getting startup, configuration & testing easier.
Signed-off-by: Ahmed Samir Khalil engkhalil86@gmail.com --- README | 15 +++++++++++++++ 1 file changed, 15 insertions(+)
diff --git a/README b/README index 1d0b946..9cf3a05 100644 --- a/README +++ b/README @@ -2689,6 +2689,21 @@ CBFS (Coreboot Filesystem) support Timeout for waiting until spi transfer completed. default: (CONFIG_SYS_HZ/100) /* 10 ms */
+ CONFIG_SPI_FLASH + Include SPI flash core, interface, and parameters table, + and serial flash probing. + + CONFIG_SPI_FLASH_MTD + Register SPI flash to the MTD subsystem. Needed for MTD operations. + + CONFIG_SYS_SPI_U_BOOT_OFFS + Location in SPI to read U-Boot from. + + CONFIG_DM_SPI, CONFIG_DM_SPI_FLASH + Use the Driver Model (DM) for SPI devices, and SPI flash. + For more details on how to port legacy driver to the new DM, + see doc/driver-model/spi-howto.txt + - FPGA Support: CONFIG_FPGA
Enables FPGA subsystem.