There are already Kconfig options for SPI flash drivers, but we have not moved them from config.h to defconfig files. This commit does this in a batch.
Signed-off-by: Bin Meng
CONFIG_ARM=y CONFIG_ARCH_MX6=y CONFIG_TARGET_MX6QSABREAUTO=y CONFIG_SYS_EXTRA_OPTIONS="IMX_CONFIG=board/freescale/mx6qsabreauto/mx6qp.cfg,MX6Q" CONFIG_CMD_GPIO=y CONFIG_SPI_FLASH=y CONFIG_SPI_FLASH_STMICRO=y
