cpu/stm32_common: init RX pin only if RX is active
cpu/stm32_common: init RX pin only if RX is active

plushvoxel/RIOT,kaspar030/RIOT,x3ro/RIOT,OTAkeys/RIOT,josephnoir/RIOT,biboc/RIOT,thomaseichinger/RIOT,immesys/RiSyn,x3ro/RIOT,jbeyerstedt/RIOT-OTA-update,jbeyerstedt/RIOT-OTA-update,kbumsik/RIOT,kaspar030/RIOT,avmelnikoff/RIOT,jbeyerstedt/RIOT-OTA-update,hamilton-mote/RIOT-OS,roberthartung/RIOT,LudwigOrtmann/RIOT,gebart/RIOT,kbumsik/RIOT,LudwigKnuepfer/RIOT,neumodisch/RIOT,adjih/RIOT,syin2/RIOT,hamilton-mote/RIOT-OS,hamilton-mote/RIOT-OS,plushvoxel/RIOT,kaspar030/RIOT,LudwigKnuepfer/RIOT,avmelnikoff/RIOT,miri64/RIOT,thomaseichinger/RIOT,Ell-i/RIOT,kYc0o/RIOT,RIOT-OS/RIOT,neiljay/RIOT,neiljay/RIOT,miri64/RIOT,Josar/RIOT,Hyungsin/RIOT-OS,mfrey/RIOT,beurdouche/RIOT,kaleb-himes/RIOT,ant9000/RIOT,yogo1212/RIOT,lazytech-org/RIOT,basilfx/RIOT,A-Paul/RIOT,Ell-i/RIOT,cladmi/RIOT,kYc0o/RIOT,dkm/RIOT,kerneltask/RIOT,foss-for-synopsys-dwc-arc-processors/RIOT,dailab/RIOT,Hyungsin/RIOT-OS,basilfx/RIOT,Hyungsin/RIOT-OS,OTAkeys/RIOT,OlegHahm/RIOT,x3ro/RIOT,neumodisch/RIOT,gebart/RIOT,LudwigKnuepfer/RIOT,OTAkeys/RIOT,toonst/RIOT,smlng/RIOT,LudwigOrtmann/RIOT,adrianghc/RIOT,jasonatran/RIOT,cladmi/RIOT,yogo1212/RIOT,Josar/RIOT,mfrey/RIOT,mtausig/RIOT,BytesGalore/RIOT,dailab/RIOT,kerneltask/RIOT,foss-for-synopsys-dwc-arc-processors/RIOT,yogo1212/RIOT,adjih/RIOT,smlng/RIOT,OlegHahm/RIOT,kaspar030/RIOT,plushvoxel/RIOT,gautric/RIOT,ks156/RIOT,lazytech-org/RIOT,mtausig/RIOT,gautric/RIOT,BytesGalore/RIOT,mfrey/RIOT,A-Paul/RIOT,josephnoir/RIOT,adrianghc/RIOT,plushvoxel/RIOT,TobiasFredersdorf/RIOT,hamilton-mote/RIOT-OS,aeneby/RIOT,BytesGalore/RIOT,authmillenon/RIOT,roberthartung/RIOT,adjih/RIOT,mfrey/RIOT,mtausig/RIOT,syin2/RIOT,kYc0o/RIOT,dailab/RIOT,jasonatran/RIOT,basilfx/RIOT,gebart/RIOT,neiljay/RIOT,jasonatran/RIOT,biboc/RIOT,toonst/RIOT,immesys/RiSyn,roberthartung/RIOT,ant9000/RIOT,syin2/RIOT,syin2/RIOT,rfuentess/RIOT,lazytech-org/RIOT,miri64/RIOT,basilfx/RIOT,miri64/RIOT,hamilton-mote/RIOT-OS,lazytech-org/RIOT,immesys/RiSyn,jfischer-phytec-iot/RIOT,kbumsik/RIOT,neumodisch/RIOT,mtausig/RIOT,josephnoir/RIOT,authmillenon/RIOT,Hyungsin/RIOT-OS,jfischer-phytec-iot/RIOT,smlng/RIOT,basilfx/RIOT,yogo1212/RIOT,neiljay/RIOT,toonst/RIOT,gebart/RIOT,syin2/RIOT,adjih/RIOT,ks156/RIOT,gautric/RIOT,x3ro/RIOT,authmillenon/RIOT,smlng/RIOT,OTAkeys/RIOT,Josar/RIOT,jasonatran/RIOT,TobiasFredersdorf/RIOT,jbeyerstedt/RIOT-OTA-update,biboc/RIOT,Hyungsin/RIOT-OS,A-Paul/RIOT,kbumsik/RIOT,dkm/RIOT,Josar/RIOT,LudwigOrtmann/RIOT,Ell-i/RIOT,kerneltask/RIOT,beurdouche/RIOT,RIOT-OS/RIOT,rfuentess/RIOT,yogo1212/RIOT,adjih/RIOT,smlng/RIOT,aeneby/RIOT,TobiasFredersdorf/RIOT,OTAkeys/RIOT,immesys/RiSyn,RIOT-OS/RIOT,dkm/RIOT,LudwigKnuepfer/RIOT,rfuentess/RIOT,ant9000/RIOT,biboc/RIOT,plushvoxel/RIOT,miri64/RIOT,authmillenon/RIOT,kerneltask/RIOT,kaleb-himes/RIOT,dailab/RIOT,LudwigOrtmann/RIOT,beurdouche/RIOT,jasonatran/RIOT,jbeyerstedt/RIOT-OTA-update,beurdouche/RIOT,josephnoir/RIOT,beurdouche/RIOT,neumodisch/RIOT,foss-for-synopsys-dwc-arc-processors/RIOT,BytesGalore/RIOT,toonst/RIOT,ant9000/RIOT,kaleb-himes/RIOT,ks156/RIOT,ant9000/RIOT,kYc0o/RIOT,dkm/RIOT,Ell-i/RIOT,LudwigKnuepfer/RIOT,TobiasFredersdorf/RIOT,kaspar030/RIOT,kaleb-himes/RIOT,x3ro/RIOT,jfischer-phytec-iot/RIOT,adrianghc/RIOT,gautric/RIOT,thomaseichinger/RIOT,cladmi/RIOT,rfuentess/RIOT,rfuentess/RIOT,authmillenon/RIOT,mfrey/RIOT,biboc/RIOT,aeneby/RIOT,A-Paul/RIOT,lazytech-org/RIOT,adrianghc/RIOT,cladmi/RIOT,foss-for-synopsys-dwc-arc-processors/RIOT,roberthartung/RIOT,kerneltask/RIOT,Ell-i/RIOT,OlegHahm/RIOT,authmillenon/RIOT,immesys/RiSyn,jfischer-phytec-iot/RIOT,OlegHahm/RIOT,neumodisch/RIOT,jfischer-phytec-iot/RIOT,neiljay/RIOT,cladmi/RIOT,LudwigOrtmann/RIOT,adrianghc/RIOT,A-Paul/RIOT,Josar/RIOT,avmelnikoff/RIOT,mtausig/RIOT,toonst/RIOT,immesys/RiSyn,kaleb-himes/RIOT,dkm/RIOT,dailab/RIOT,kYc0o/RIOT,thomaseichinger/RIOT,ks156/RIOT,avmelnikoff/RIOT,ks156/RIOT,BytesGalore/RIOT,neumodisch/RIOT,yogo1212/RIOT,LudwigOrtmann/RIOT,gautric/RIOT,foss-for-synopsys-dwc-arc-processors/RIOT,gebart/RIOT,josephnoir/RIOT,aeneby/RIOT,OlegHahm/RIOT,avmelnikoff/RIOT,TobiasFredersdorf/RIOT,RIOT-OS/RIOT,roberthartung/RIOT,thomaseichinger/RIOT,aeneby/RIOT,kbumsik/RIOT,RIOT-OS/RIOT