`cc2538_rfcore.h` contains enums with non-prefixed single-word constants. Those cause ugly naming conflicts down the line. Only include the file when needed, don't include it in `cpu_conf.h` which gets pulled in everywhere.
`cc2538_rfcore.h` contains enums with non-prefixed single-word constants. Those cause ugly naming conflicts down the line. Only include the file when needed, don't include it in `cpu_conf.h` which gets pulled in everywhere.