## CPU Models
config CPU_MODEL_SAMR21E16A
    bool
    select CPU_FAM_SAMR21

config CPU_MODEL_SAMR21E17A
    bool
    select CPU_FAM_SAMR21

config CPU_MODEL_SAMR21E18A
    bool
    select CPU_FAM_SAMR21

config CPU_MODEL_SAMR21E19A
    bool
    select CPU_FAM_SAMR21

config CPU_MODEL_SAMR21G16A
    bool
    select CPU_FAM_SAMR21

config CPU_MODEL_SAMR21G17A
    bool
    select CPU_FAM_SAMR21

config CPU_MODEL_SAMR21G18A
    bool
    select CPU_FAM_SAMR21

config CPU_MODEL
    default "samr21e16a" if CPU_MODEL_SAMR21E16A
    default "samr21e17a" if CPU_MODEL_SAMR21E17A
    default "samr21e18a" if CPU_MODEL_SAMR21E18A
    default "samr21e19a" if CPU_MODEL_SAMR21E19A
    default "samr21g16a" if CPU_MODEL_SAMR21G16A
    default "samr21g17a" if CPU_MODEL_SAMR21G17A
    default "samr21g18a" if CPU_MODEL_SAMR21G18A