sys/transceiver: fix t9r_register API compliance
sys/transceiver: fix t9r_register API compliance

locicontrols/RIOT,asanka-code/RIOT,d00616/RIOT,hamilton-mote/RIOT-OS,beurdouche/RIOT,kaspar030/RIOT,centurysys/RIOT,Yonezawa-T2/RIOT,JensErdmann/RIOT,rfswarm2/RIOT,LudwigKnuepfer/RIOT,alex1818/RIOT,arvindpdmn/RIOT,mtausig/RIOT,MohmadAyman/RIOT,benoit-canet/RIOT,syin2/RIOT,l3nko/RIOT,chris-wood/RIOT,dailab/RIOT,kbumsik/RIOT,rfswarm/RIOT,shady33/RIOT,beurdouche/RIOT,plushvoxel/RIOT,gbarnett/RIOT,FrancescoErmini/RIOT,sumanpanchal/RIOT,tdautc19841202/RIOT,wentaoshang/RIOT,fnack/RIOT,plushvoxel/RIOT,koenning/RIOT,abkam07/RIOT,mziegert/RIOT,rousselk/RIOT,abkam07/RIOT,Darredevil/RIOT,chris-wood/RIOT,rajma996/RIOT,avmelnikoff/RIOT,ThanhVic/RIOT,patkan/RIOT,jremmert-phytec-iot/RIOT,A-Paul/RIOT,JensErdmann/RIOT,latsku/RIOT,Hyungsin/RIOT-OS,Lexandro92/RIOT-CoAP,tdautc19841202/RIOT,MonsterCode8000/RIOT,kbumsik/RIOT,Yonezawa-T2/RIOT,BytesGalore/PetersRIOT,authmillenon/RIOT,lebrush/RIOT,hamilton-mote/RIOT-OS,yogo1212/RIOT,l3nko/RIOT,luciotorre/RIOT,watr-li/RIOT,neiljay/RIOT,OTAkeys/RIOT,Ell-i/RIOT,beurdouche/RIOT,ThanhVic/RIOT,brettswann/RIOT,latsku/RIOT,1blankz7/RIOT,ximus/RIOT,1blankz7/RIOT,smlng/RIOT,daniel-k/RIOT,rakendrathapa/RIOT,Osblouf/RIOT,beurdouche/RIOT,BytesGalore/RIOT,luciotorre/RIOT,RIOT-OS/RIOT,RIOT-OS/RIOT,LudwigOrtmann/RIOT,rajma996/RIOT,herrfz/RIOT-old,koenning/RIOT,automote/RIOT,Osblouf/RIOT,latsku/RIOT,BytesGalore/RIOT,1blankz7/RIOT,jfischer-phytec-iot/RIOT,lebrush/RIOT,herrfz/RIOT,jferreir/RIOT,patkan/RIOT,herrfz/RIOT-old,marcosalm/RIOT,DipSwitch/RIOT,robixnai/RIOT,zhuoshuguo/RIOT,Hyungsin/RIOT-OS,ntrtrung/RIOT,DipSwitch/RIOT,nsol-nmsu/RIOT,daniel-k/RIOT,malosek/RIOT,Lexandro92/RIOT-CoAP,yogo1212/RIOT,BytesGalore/PetersRIOT,openkosmosorg/RIOT,haoyangyu/RIOT,nsol-nmsu/RIOT,Yonezawa-T2/RIOT,jremmert-phytec-iot/RIOT,ximus/RIOT,alignan/RIOT,sumanpanchal/RIOT,herrfz/RIOT,EmuxEvans/RIOT,neumodisch/RIOT,avmelnikoff/RIOT,centurysys/RIOT,ant9000/RIOT,toonst/RIOT,sumanpanchal/RIOT,nsol-nmsu/RIOT,jremmert-phytec-iot/RIOT,mfrey/RIOT,sgso/RIOT,lazytech-org/RIOT,cladmi/RIOT,AnonMall/RIOT,shady33/RIOT,asanka-code/RIOT,attdona/RIOT,jbeyerstedt/RIOT-OTA-update,ant9000/RIOT,fnack/RIOT,rousselk/RIOT,marcosalm/RIOT,dkm/RIOT,thiagohd/RIOT,aeneby/RIOT,smlng/RIOT,lazytech-org/RIOT,alignan/RIOT,wentaoshang/RIOT,Ell-i/RIOT,MarkXYang/RIOT,altairpearl/RIOT,altairpearl/RIOT,binarylemon/RIOT,kaspar030/RIOT,adrianghc/RIOT,josephnoir/RIOT,Yonezawa-T2/RIOT,FrancescoErmini/RIOT,MohmadAyman/RIOT,changbiao/RIOT,foss-for-synopsys-dwc-arc-processors/RIOT,MarkXYang/RIOT,kushalsingh007/RIOT,haoyangyu/RIOT,mtausig/RIOT,jferreir/RIOT,brettswann/RIOT,dkm/RIOT,gautric/RIOT,Darredevil/RIOT,kb2ma/RIOT,ros2/ros2_embedded_riot,sgso/RIOT,emmanuelsearch/RIOT,Lotterleben/RIOT,lebrush/RIOT,changbiao/RIOT,BytesGalore/RIOT,brettswann/RIOT,emmanuelsearch/RIOT,ThanhVic/RIOT,abp719/RIOT,Darredevil/RIOT,BytesGalore/RIOT,alignan/RIOT,neumodisch/RIOT,daniel-k/RIOT,authmillenon/RIOT,nsol-nmsu/RIOT,authmillenon/RIOT,patkan/RIOT,LudwigKnuepfer/RIOT,jfischer-phytec-iot/RIOT,kaspar030/RIOT,mfrey/RIOT,1blankz7/RIOT,gautric/RIOT,abp719/RIOT,kaspar030/RIOT,Josar/RIOT,BytesGalore/PetersRIOT,MarkXYang/RIOT,JensErdmann/RIOT,ThanhVic/RIOT,PSHIVANI/Riot-Code,centurysys/RIOT,kaspar030/RIOT,hamilton-mote/RIOT-OS,bartfaizoltan/RIOT,d00616/RIOT,DipSwitch/RIOT,RubikonAlpha/RIOT,MohmadAyman/RIOT,kb2ma/RIOT,roberthartung/RIOT,rfuentess/RIOT,OlegHahm/RIOT,dhruvvyas90/RIOT,miri64/RIOT,hamilton-mote/RIOT-OS,toonst/RIOT,tdautc19841202/RIOT,tfar/RIOT,d00616/RIOT,katezilla/RIOT,jasonatran/RIOT,backenklee/RIOT,ant9000/RIOT,changbiao/RIOT,MohmadAyman/RIOT,josephnoir/RIOT,smlng/RIOT,jremmert-phytec-iot/RIOT,stevenj/RIOT,A-Paul/RIOT,benoit-canet/RIOT,gbarnett/RIOT,ros2/ros2_embedded_riot,thomaseichinger/RIOT,MohmadAyman/RIOT,Lexandro92/RIOT-CoAP,kushalsingh007/RIOT,daniel-k/RIOT,rfswarm/RIOT,asanka-code/RIOT,binarylemon/RIOT,tdautc19841202/RIOT,stevenj/RIOT,cladmi/RIOT,FrancescoErmini/RIOT,jbeyerstedt/RIOT-OTA-update,alex1818/RIOT,kushalsingh007/RIOT,basilfx/RIOT,locicontrols/RIOT,sumanpanchal/RIOT,AnonMall/RIOT,dhruvvyas90/RIOT,PSHIVANI/Riot-Code,EmuxEvans/RIOT,thomaseichinger/RIOT,centurysys/RIOT,dailab/RIOT,attdona/RIOT,gautric/RIOT,syin2/RIOT,jhollister/RIOT,toonst/RIOT,lebrush/RIOT,Lotterleben/RIOT,Lexandro92/RIOT-CoAP,ant9000/RIOT,RIOT-OS/RIOT,watr-li/RIOT,basilfx/RIOT,sgso/RIOT,aeneby/RIOT,centurysys/RIOT,emmanuelsearch/RIOT,syin2/RIOT,jhollister/RIOT,adrianghc/RIOT,basilfx/RIOT,adrianghc/RIOT,immesys/RiSyn,khhhh/RIOT,miri64/RIOT,koenning/RIOT,arvindpdmn/RIOT,roberthartung/RIOT,jhollister/RIOT,ks156/RIOT,lazytech-org/RIOT,OlegHahm/RIOT,Osblouf/RIOT,AnonMall/RIOT,mtausig/RIOT,ntrtrung/RIOT,jfischer-phytec-iot/RIOT,openkosmosorg/RIOT,smlng/RIOT,automote/RIOT,haoyangyu/RIOT,zhuoshuguo/RIOT,bartfaizoltan/RIOT,thomaseichinger/RIOT,rajma996/RIOT,Ell-i/RIOT,TobiasFredersdorf/RIOT,kYc0o/RIOT,alex1818/RIOT,mfrey/RIOT,jferreir/RIOT,Hyungsin/RIOT-OS,josephnoir/RIOT,chris-wood/RIOT,chris-wood/RIOT,backenklee/RIOT,mfrey/RIOT,watr-li/RIOT,aeneby/RIOT,rajma996/RIOT,ks156/RIOT,binarylemon/RIOT,rfuentess/RIOT,josephnoir/RIOT,beurdouche/RIOT,adjih/RIOT,koenning/RIOT,alignan/RIOT,jferreir/RIOT,khhhh/RIOT,Lexandro92/RIOT-CoAP,locicontrols/RIOT,emmanuelsearch/RIOT,lebrush/RIOT,adjih/RIOT,EmuxEvans/RIOT,immesys/RiSyn,rfswarm/RIOT,neiljay/RIOT,alex1818/RIOT,MonsterCode8000/RIOT,thiagohd/RIOT,kushalsingh007/RIOT,Darredevil/RIOT,haoyangyu/RIOT,ros2/ros2_embedded_riot,openkosmosorg/RIOT,locicontrols/RIOT,abkam07/RIOT,kerneltask/RIOT,mziegert/RIOT,syin2/RIOT,robixnai/RIOT,toonst/RIOT,mziegert/RIOT,RBartz/RIOT,abp719/RIOT,OlegHahm/RIOT,rfswarm2/RIOT,phiros/RIOT,AnonMall/RIOT,biboc/RIOT,wentaoshang/RIOT,binarylemon/RIOT,Ell-i/RIOT,AnonMall/RIOT,kbumsik/RIOT,PSHIVANI/Riot-Code,x3ro/RIOT,ks156/RIOT,malosek/RIOT,EmuxEvans/RIOT,avmelnikoff/RIOT,foss-for-synopsys-dwc-arc-processors/RIOT,rfswarm/RIOT,l3nko/RIOT,JensErdmann/RIOT,x3ro/RIOT,abp719/RIOT,foss-for-synopsys-dwc-arc-processors/RIOT,plushvoxel/RIOT,dhruvvyas90/RIOT,khhhh/RIOT,rfswarm/RIOT,automote/RIOT,ks156/RIOT,rousselk/RIOT,herrfz/RIOT,emmanuelsearch/RIOT,malosek/RIOT,yogo1212/RIOT,OlegHahm/RIOT,herrfz/RIOT-old,RBartz/RIOT,jasonatran/RIOT,DipSwitch/RIOT,katezilla/RIOT,openkosmosorg/RIOT,Lotterleben/RIOT,PSHIVANI/Riot-Code,luciotorre/RIOT,d00616/RIOT,FrancescoErmini/RIOT,Yonezawa-T2/RIOT,sgso/RIOT,brettswann/RIOT,kaleb-himes/RIOT,robixnai/RIOT,jremmert-phytec-iot/RIOT,tdautc19841202/RIOT,attdona/RIOT,brettswann/RIOT,d00616/RIOT,foss-for-synopsys-dwc-arc-processors/RIOT,TobiasFredersdorf/RIOT,marcosalm/RIOT,biboc/RIOT,automote/RIOT,phiros/RIOT,BytesGalore/RIOT,robixnai/RIOT,biboc/RIOT,neumodisch/RIOT,tdautc19841202/RIOT,wentaoshang/RIOT,ros2/ros2_embedded_riot,jferreir/RIOT,jferreir/RIOT,lazytech-org/RIOT,chris-wood/RIOT,rfswarm2/RIOT,A-Paul/RIOT,dhruvvyas90/RIOT,backenklee/RIOT,watr-li/RIOT,Lotterleben/RIOT,ximus/RIOT,yogo1212/RIOT,dkm/RIOT,ximus/RIOT,zhuoshuguo/RIOT,syin2/RIOT,bartfaizoltan/RIOT,rakendrathapa/RIOT,thiagohd/RIOT,rfswarm/RIOT,rousselk/RIOT,jhollister/RIOT,RBartz/RIOT,neiljay/RIOT,khhhh/RIOT,ks156/RIOT,msolters/RIOT,lebrush/RIOT,stevenj/RIOT,BytesGalore/PetersRIOT,BytesGalore/PetersRIOT,ntrtrung/RIOT,rfswarm2/RIOT,Lexandro92/RIOT-CoAP,shady33/RIOT,automote/RIOT,LudwigOrtmann/RIOT,kYc0o/RIOT,ThanhVic/RIOT,herrfz/RIOT,adjih/RIOT,Osblouf/RIOT,gebart/RIOT,fnack/RIOT,ant9000/RIOT,dailab/RIOT,authmillenon/RIOT,biboc/RIOT,MarkXYang/RIOT,roberthartung/RIOT,herrfz/RIOT,backenklee/RIOT,arvindpdmn/RIOT,RubikonAlpha/RIOT,josephnoir/RIOT,bartfaizoltan/RIOT,shady33/RIOT,kbumsik/RIOT,thomaseichinger/RIOT,LudwigKnuepfer/RIOT,toonst/RIOT,ximus/RIOT,x3ro/RIOT,brettswann/RIOT,thiagohd/RIOT,alex1818/RIOT,cladmi/RIOT,smlng/RIOT,gbarnett/RIOT,LudwigOrtmann/RIOT,kb2ma/RIOT,mziegert/RIOT,haoyangyu/RIOT,abkam07/RIOT,aeneby/RIOT,sgso/RIOT,foss-for-synopsys-dwc-arc-processors/RIOT,LudwigOrtmann/RIOT,authmillenon/RIOT,wentaoshang/RIOT,RIOT-OS/RIOT,herrfz/RIOT-old,FrancescoErmini/RIOT,jbeyerstedt/RIOT-OTA-update,benoit-canet/RIOT,jhollister/RIOT,avmelnikoff/RIOT,stevenj/RIOT,TobiasFredersdorf/RIOT,gebart/RIOT,kaleb-himes/RIOT,neiljay/RIOT,JensErdmann/RIOT,RubikonAlpha/RIOT,cladmi/RIOT,TobiasFredersdorf/RIOT,miri64/RIOT,MarkXYang/RIOT,neumodisch/RIOT,shady33/RIOT,mziegert/RIOT,jfischer-phytec-iot/RIOT,asanka-code/RIOT,PSHIVANI/Riot-Code,rousselk/RIOT,neiljay/RIOT,gbarnett/RIOT,jremmert-phytec-iot/RIOT,kerneltask/RIOT,roberthartung/RIOT,phiros/RIOT,marcosalm/RIOT,DipSwitch/RIOT,immesys/RiSyn,luciotorre/RIOT,wentaoshang/RIOT,1blankz7/RIOT,hamilton-mote/RIOT-OS,biboc/RIOT,locicontrols/RIOT,benoit-canet/RIOT,ros2/ros2_embedded_riot,altairpearl/RIOT,malosek/RIOT,altairpearl/RIOT,OTAkeys/RIOT,RBartz/RIOT,immesys/RiSyn,tfar/RIOT,thiagohd/RIOT,A-Paul/RIOT,patkan/RIOT,luciotorre/RIOT,OTAkeys/RIOT,arvindpdmn/RIOT,ntrtrung/RIOT,malosek/RIOT,adrianghc/RIOT,adjih/RIOT,chris-wood/RIOT,gbarnett/RIOT,watr-li/RIOT,phiros/RIOT,JensErdmann/RIOT,rakendrathapa/RIOT,kerneltask/RIOT,yogo1212/RIOT,TobiasFredersdorf/RIOT,basilfx/RIOT,attdona/RIOT,rakendrathapa/RIOT,kerneltask/RIOT,malosek/RIOT,RubikonAlpha/RIOT,altairpearl/RIOT,rfuentess/RIOT,Josar/RIOT,dailab/RIOT,abp719/RIOT,marcosalm/RIOT,rousselk/RIOT,EmuxEvans/RIOT,FrancescoErmini/RIOT,yogo1212/RIOT,RubikonAlpha/RIOT,mtausig/RIOT,x3ro/RIOT,ros2/ros2_embedded_riot,stevenj/RIOT,koenning/RIOT,plushvoxel/RIOT,roberthartung/RIOT,cladmi/RIOT,AnonMall/RIOT,dkm/RIOT,MonsterCode8000/RIOT,Josar/RIOT,bartfaizoltan/RIOT,kb2ma/RIOT,sgso/RIOT,zhuoshuguo/RIOT,jbeyerstedt/RIOT-OTA-update,jasonatran/RIOT,LudwigKnuepfer/RIOT,Lotterleben/RIOT,EmuxEvans/RIOT,kYc0o/RIOT,rfuentess/RIOT,abkam07/RIOT,tfar/RIOT,phiros/RIOT,luciotorre/RIOT,fnack/RIOT,changbiao/RIOT,ros2/ros2_embedded_riot,OlegHahm/RIOT,LudwigKnuepfer/RIOT,adjih/RIOT,Lotterleben/RIOT,MonsterCode8000/RIOT,sumanpanchal/RIOT,aeneby/RIOT,dhruvvyas90/RIOT,kaleb-himes/RIOT,RubikonAlpha/RIOT,msolters/RIOT,x3ro/RIOT,rfswarm2/RIOT,katezilla/RIOT,khhhh/RIOT,stevenj/RIOT,centurysys/RIOT,OTAkeys/RIOT,binarylemon/RIOT,DipSwitch/RIOT,backenklee/RIOT,asanka-code/RIOT,haoyangyu/RIOT,authmillenon/RIOT,Hyungsin/RIOT-OS,1blankz7/RIOT,miri64/RIOT,A-Paul/RIOT,Darredevil/RIOT,kushalsingh007/RIOT,mziegert/RIOT,locicontrols/RIOT,kYc0o/RIOT,phiros/RIOT,BytesGalore/PetersRIOT,khhhh/RIOT,locicontrols/RIOT,tfar/RIOT,latsku/RIOT,neumodisch/RIOT,bartfaizoltan/RIOT,neumodisch/RIOT,altairpearl/RIOT,MonsterCode8000/RIOT,binarylemon/RIOT,herrfz/RIOT-old,jbeyerstedt/RIOT-OTA-update,automote/RIOT,thomaseichinger/RIOT,RIOT-OS/RIOT,kaleb-himes/RIOT,l3nko/RIOT,gautric/RIOT,dhruvvyas90/RIOT,gebart/RIOT,daniel-k/RIOT,lazytech-org/RIOT,rakendrathapa/RIOT,Osblouf/RIOT,arvindpdmn/RIOT,jhollister/RIOT,miri64/RIOT,msolters/RIOT,emmanuelsearch/RIOT,sumanpanchal/RIOT,ThanhVic/RIOT,adrianghc/RIOT,ximus/RIOT,fnack/RIOT,MonsterCode8000/RIOT,kb2ma/RIOT,zhuoshuguo/RIOT,openkosmosorg/RIOT,ntrtrung/RIOT,benoit-canet/RIOT,dailab/RIOT,kerneltask/RIOT,attdona/RIOT,Lotterleben/RIOT,abp719/RIOT,marcosalm/RIOT,LudwigOrtmann/RIOT,tfar/RIOT,katezilla/RIOT,patkan/RIOT,arvindpdmn/RIOT,MohmadAyman/RIOT,asanka-code/RIOT,kaleb-himes/RIOT,kYc0o/RIOT,PSHIVANI/Riot-Code,msolters/RIOT,l3nko/RIOT,rajma996/RIOT,kushalsingh007/RIOT,OTAkeys/RIOT,gautric/RIOT,jasonatran/RIOT,benoit-canet/RIOT,alex1818/RIOT,gbarnett/RIOT,plushvoxel/RIOT,herrfz/RIOT,MarkXYang/RIOT,patkan/RIOT,mfrey/RIOT,basilfx/RIOT,thiagohd/RIOT,openkosmosorg/RIOT,immesys/RiSyn,jfischer-phytec-iot/RIOT,jasonatran/RIOT,gebart/RIOT,nsol-nmsu/RIOT,ntrtrung/RIOT,rfswarm2/RIOT,latsku/RIOT,RBartz/RIOT,fnack/RIOT,immesys/RiSyn,rfuentess/RIOT,Darredevil/RIOT,msolters/RIOT,Hyungsin/RIOT-OS,attdona/RIOT,LudwigOrtmann/RIOT,changbiao/RIOT,gebart/RIOT,l3nko/RIOT,shady33/RIOT,zhuoshuguo/RIOT,robixnai/RIOT,koenning/RIOT,Josar/RIOT,abkam07/RIOT,kbumsik/RIOT,alignan/RIOT,dkm/RIOT,RBartz/RIOT,changbiao/RIOT,mtausig/RIOT,daniel-k/RIOT,robixnai/RIOT,d00616/RIOT,rajma996/RIOT,watr-li/RIOT,rakendrathapa/RIOT,Ell-i/RIOT,Yonezawa-T2/RIOT,Osblouf/RIOT,latsku/RIOT,katezilla/RIOT,BytesGalore/PetersRIOT,Josar/RIOT,avmelnikoff/RIOT,msolters/RIOT