choice
prompt "platform feature"
config PLATFORM_310
bool "PLATFORM_310"
config PLATFORM_310P
bool "PLATFORM_310P"
config PLATFORM_910
bool "PLATFORM_910"
config PLATFORM_310B
bool "PLATFORM_310B"
config PLATFORM_310M
bool "PLATFORM_310M"
config PLATFORM_910B
bool "PLATFORM_910B"
config PLATFORM_950
bool "PLATFORM_950"
config PLATFORM_910_96
bool "PLATFORM_910_96"
endchoice