If including MX6SX in CONFIG_SYS_EXTRA_OPTIONS, CONFIG_ROM_UNIFIED_SECTIONS
will not effect.So move MX6SX to Kconfig entry from CONFIG_SYS_EXTRA_OPTIONS to
"select MX6SX" to boards using i.MX6 SoloX.
Signed-off-by: Peng Fan <van.freenix@gmail.com>
Cc: Stefano Babic <sbabic@denx.de>
Cc: Fabio Estevam <fabio.estevam@nxp.com>
Reviewed-by: Fabio Estevam <fabio.estevam@nxp.com>
Initial version for mx6sx SABREAUTO board support with features:
PMIC, QSPI, NAND flash, SD/MMC, USB, Ethernet, I2C, IO Expander.
Signed-off-by: Ye Li <ye.li@nxp.com>
