boards/samr21-xpro: rm unused radio interface defs
boards/samr21-xpro: rm unused radio interface defs

MohmadAyman/RIOT,rakendrathapa/RIOT,biboc/RIOT,l3nko/RIOT,A-Paul/RIOT,biboc/RIOT,jfischer-phytec-iot/RIOT,LudwigOrtmann/RIOT,backenklee/RIOT,roberthartung/RIOT,ks156/RIOT,syin2/RIOT,BytesGalore/RIOT,alignan/RIOT,hamilton-mote/RIOT-OS,OlegHahm/RIOT,Ell-i/RIOT,OlegHahm/RIOT,attdona/RIOT,FrancescoErmini/RIOT,wentaoshang/RIOT,adjih/RIOT,smlng/RIOT,RubikonAlpha/RIOT,Hyungsin/RIOT-OS,smlng/RIOT,rakendrathapa/RIOT,shady33/RIOT,dhruvvyas90/RIOT,altairpearl/RIOT,jasonatran/RIOT,dkm/RIOT,dhruvvyas90/RIOT,d00616/RIOT,LudwigKnuepfer/RIOT,authmillenon/RIOT,plushvoxel/RIOT,aeneby/RIOT,TobiasFredersdorf/RIOT,rajma996/RIOT,jbeyerstedt/RIOT-OTA-update,jremmert-phytec-iot/RIOT,OTAkeys/RIOT,jasonatran/RIOT,TobiasFredersdorf/RIOT,Yonezawa-T2/RIOT,BytesGalore/RIOT,brettswann/RIOT,smlng/RIOT,jremmert-phytec-iot/RIOT,stevenj/RIOT,RBartz/RIOT,herrfz/RIOT,lebrush/RIOT,neiljay/RIOT,miri64/RIOT,altairpearl/RIOT,RBartz/RIOT,RubikonAlpha/RIOT,biboc/RIOT,basilfx/RIOT,malosek/RIOT,altairpearl/RIOT,toonst/RIOT,RBartz/RIOT,OTAkeys/RIOT,BytesGalore/RIOT,kaspar030/RIOT,x3ro/RIOT,kYc0o/RIOT,herrfz/RIOT,dhruvvyas90/RIOT,neumodisch/RIOT,rousselk/RIOT,LudwigOrtmann/RIOT,jremmert-phytec-iot/RIOT,d00616/RIOT,zhuoshuguo/RIOT,adjih/RIOT,tfar/RIOT,MohmadAyman/RIOT,miri64/RIOT,authmillenon/RIOT,ks156/RIOT,shady33/RIOT,avmelnikoff/RIOT,authmillenon/RIOT,Ell-i/RIOT,mziegert/RIOT,toonst/RIOT,rajma996/RIOT,brettswann/RIOT,brettswann/RIOT,shady33/RIOT,zhuoshuguo/RIOT,herrfz/RIOT,RubikonAlpha/RIOT,altairpearl/RIOT,wentaoshang/RIOT,neumodisch/RIOT,gautric/RIOT,kb2ma/RIOT,x3ro/RIOT,shady33/RIOT,Ell-i/RIOT,attdona/RIOT,yogo1212/RIOT,foss-for-synopsys-dwc-arc-processors/RIOT,lebrush/RIOT,kYc0o/RIOT,backenklee/RIOT,attdona/RIOT,jremmert-phytec-iot/RIOT,TobiasFredersdorf/RIOT,lazytech-org/RIOT,stevenj/RIOT,josephnoir/RIOT,rousselk/RIOT,katezilla/RIOT,dailab/RIOT,avmelnikoff/RIOT,kYc0o/RIOT,kbumsik/RIOT,RBartz/RIOT,RubikonAlpha/RIOT,wentaoshang/RIOT,yogo1212/RIOT,rfuentess/RIOT,smlng/RIOT,LudwigOrtmann/RIOT,Ell-i/RIOT,alignan/RIOT,rousselk/RIOT,LudwigOrtmann/RIOT,OTAkeys/RIOT,yogo1212/RIOT,kbumsik/RIOT,ks156/RIOT,rfuentess/RIOT,MohmadAyman/RIOT,aeneby/RIOT,jremmert-phytec-iot/RIOT,RIOT-OS/RIOT,lazytech-org/RIOT,OlegHahm/RIOT,alignan/RIOT,adrianghc/RIOT,Yonezawa-T2/RIOT,neiljay/RIOT,hamilton-mote/RIOT-OS,FrancescoErmini/RIOT,rfuentess/RIOT,mfrey/RIOT,binarylemon/RIOT,miri64/RIOT,kaspar030/RIOT,basilfx/RIOT,kb2ma/RIOT,jfischer-phytec-iot/RIOT,rakendrathapa/RIOT,l3nko/RIOT,rfuentess/RIOT,mziegert/RIOT,jbeyerstedt/RIOT-OTA-update,adrianghc/RIOT,roberthartung/RIOT,OTAkeys/RIOT,asanka-code/RIOT,stevenj/RIOT,A-Paul/RIOT,kerneltask/RIOT,authmillenon/RIOT,BytesGalore/RIOT,mfrey/RIOT,aeneby/RIOT,jbeyerstedt/RIOT-OTA-update,rakendrathapa/RIOT,beurdouche/RIOT,rajma996/RIOT,Josar/RIOT,dkm/RIOT,smlng/RIOT,Yonezawa-T2/RIOT,Josar/RIOT,syin2/RIOT,basilfx/RIOT,dailab/RIOT,shady33/RIOT,dkm/RIOT,jfischer-phytec-iot/RIOT,lazytech-org/RIOT,neiljay/RIOT,FrancescoErmini/RIOT,l3nko/RIOT,binarylemon/RIOT,plushvoxel/RIOT,x3ro/RIOT,lebrush/RIOT,kb2ma/RIOT,mziegert/RIOT,gebart/RIOT,kaspar030/RIOT,mfrey/RIOT,roberthartung/RIOT,yogo1212/RIOT,rajma996/RIOT,gebart/RIOT,katezilla/RIOT,Hyungsin/RIOT-OS,wentaoshang/RIOT,lazytech-org/RIOT,MohmadAyman/RIOT,ks156/RIOT,FrancescoErmini/RIOT,Josar/RIOT,syin2/RIOT,d00616/RIOT,lebrush/RIOT,immesys/RiSyn,OlegHahm/RIOT,dkm/RIOT,A-Paul/RIOT,OlegHahm/RIOT,cladmi/RIOT,d00616/RIOT,beurdouche/RIOT,rajma996/RIOT,immesys/RiSyn,binarylemon/RIOT,rfuentess/RIOT,kbumsik/RIOT,neumodisch/RIOT,FrancescoErmini/RIOT,rajma996/RIOT,RubikonAlpha/RIOT,neumodisch/RIOT,foss-for-synopsys-dwc-arc-processors/RIOT,backenklee/RIOT,jfischer-phytec-iot/RIOT,LudwigKnuepfer/RIOT,plushvoxel/RIOT,mtausig/RIOT,lebrush/RIOT,josephnoir/RIOT,hamilton-mote/RIOT-OS,mziegert/RIOT,A-Paul/RIOT,zhuoshuguo/RIOT,neiljay/RIOT,Yonezawa-T2/RIOT,altairpearl/RIOT,Hyungsin/RIOT-OS,tfar/RIOT,asanka-code/RIOT,mfrey/RIOT,backenklee/RIOT,l3nko/RIOT,kbumsik/RIOT,Yonezawa-T2/RIOT,neiljay/RIOT,cladmi/RIOT,zhuoshuguo/RIOT,adjih/RIOT,toonst/RIOT,foss-for-synopsys-dwc-arc-processors/RIOT,roberthartung/RIOT,rousselk/RIOT,jasonatran/RIOT,asanka-code/RIOT,ant9000/RIOT,tfar/RIOT,malosek/RIOT,immesys/RiSyn,binarylemon/RIOT,beurdouche/RIOT,kbumsik/RIOT,stevenj/RIOT,kb2ma/RIOT,MohmadAyman/RIOT,stevenj/RIOT,basilfx/RIOT,syin2/RIOT,TobiasFredersdorf/RIOT,thomaseichinger/RIOT,kaspar030/RIOT,kaleb-himes/RIOT,RIOT-OS/RIOT,adrianghc/RIOT,toonst/RIOT,kaleb-himes/RIOT,brettswann/RIOT,neumodisch/RIOT,neumodisch/RIOT,hamilton-mote/RIOT-OS,malosek/RIOT,rousselk/RIOT,RIOT-OS/RIOT,binarylemon/RIOT,miri64/RIOT,authmillenon/RIOT,brettswann/RIOT,RIOT-OS/RIOT,kaleb-himes/RIOT,Josar/RIOT,ant9000/RIOT,zhuoshuguo/RIOT,cladmi/RIOT,dhruvvyas90/RIOT,x3ro/RIOT,yogo1212/RIOT,attdona/RIOT,adrianghc/RIOT,FrancescoErmini/RIOT,attdona/RIOT,dailab/RIOT,katezilla/RIOT,katezilla/RIOT,rousselk/RIOT,LudwigOrtmann/RIOT,adjih/RIOT,altairpearl/RIOT,avmelnikoff/RIOT,thomaseichinger/RIOT,mziegert/RIOT,mtausig/RIOT,kb2ma/RIOT,LudwigKnuepfer/RIOT,foss-for-synopsys-dwc-arc-processors/RIOT,tfar/RIOT,Ell-i/RIOT,herrfz/RIOT,backenklee/RIOT,thomaseichinger/RIOT,jbeyerstedt/RIOT-OTA-update,alignan/RIOT,kYc0o/RIOT,A-Paul/RIOT,beurdouche/RIOT,biboc/RIOT,immesys/RiSyn,BytesGalore/RIOT,kerneltask/RIOT,gebart/RIOT,lazytech-org/RIOT,x3ro/RIOT,josephnoir/RIOT,Josar/RIOT,dhruvvyas90/RIOT,foss-for-synopsys-dwc-arc-processors/RIOT,kaspar030/RIOT,jasonatran/RIOT,d00616/RIOT,kaleb-himes/RIOT,kerneltask/RIOT,l3nko/RIOT,hamilton-mote/RIOT-OS,miri64/RIOT,immesys/RiSyn,mfrey/RIOT,gautric/RIOT,katezilla/RIOT,dkm/RIOT,toonst/RIOT,herrfz/RIOT,wentaoshang/RIOT,attdona/RIOT,kerneltask/RIOT,jremmert-phytec-iot/RIOT,d00616/RIOT,ant9000/RIOT,gebart/RIOT,Hyungsin/RIOT-OS,LudwigKnuepfer/RIOT,yogo1212/RIOT,dhruvvyas90/RIOT,josephnoir/RIOT,malosek/RIOT,TobiasFredersdorf/RIOT,rakendrathapa/RIOT,gebart/RIOT,beurdouche/RIOT,RBartz/RIOT,RBartz/RIOT,plushvoxel/RIOT,gautric/RIOT,mziegert/RIOT,stevenj/RIOT,ant9000/RIOT,cladmi/RIOT,RubikonAlpha/RIOT,plushvoxel/RIOT,asanka-code/RIOT,thomaseichinger/RIOT,biboc/RIOT,wentaoshang/RIOT,ks156/RIOT,jfischer-phytec-iot/RIOT,avmelnikoff/RIOT,LudwigKnuepfer/RIOT,jbeyerstedt/RIOT-OTA-update,thomaseichinger/RIOT,LudwigOrtmann/RIOT,josephnoir/RIOT,immesys/RiSyn,roberthartung/RIOT,zhuoshuguo/RIOT,adrianghc/RIOT,brettswann/RIOT,binarylemon/RIOT,malosek/RIOT,cladmi/RIOT,herrfz/RIOT,OTAkeys/RIOT,syin2/RIOT,RIOT-OS/RIOT,kaleb-himes/RIOT,adjih/RIOT,aeneby/RIOT,MohmadAyman/RIOT,tfar/RIOT,mtausig/RIOT,kerneltask/RIOT,dailab/RIOT,alignan/RIOT,malosek/RIOT,mtausig/RIOT,avmelnikoff/RIOT,l3nko/RIOT,dailab/RIOT,authmillenon/RIOT,ant9000/RIOT,kYc0o/RIOT,asanka-code/RIOT,aeneby/RIOT,basilfx/RIOT,gautric/RIOT,mtausig/RIOT,jasonatran/RIOT,gautric/RIOT,Yonezawa-T2/RIOT,lebrush/RIOT,asanka-code/RIOT,shady33/RIOT,rakendrathapa/RIOT,Hyungsin/RIOT-OS