option('tests', type: 'feature', description: 'Build tests.')
option('device-type', type: 'combo', choices: ['static', 'ubi', 'mmc'], description: 'Select which device type to support')
option('vpnor', type: 'feature', description: 'Enable virtual PNOR support')
option('verify-signature', type: 'feature', description: 'Enable image signature validation')
option('msl', type: 'string', description: 'Minimum Ship Level')