cpu/efm32/gpio: use gpio_irq feature
cpu/efm32/gpio: use gpio_irq feature

toonst/RIOT,OlegHahm/RIOT,toonst/RIOT,rfuentess/RIOT,RIOT-OS/RIOT,kbumsik/RIOT,kYc0o/RIOT,aeneby/RIOT,kbumsik/RIOT,gebart/RIOT,mfrey/RIOT,cladmi/RIOT,kYc0o/RIOT,mfrey/RIOT,biboc/RIOT,mtausig/RIOT,biboc/RIOT,rfuentess/RIOT,kbumsik/RIOT,aeneby/RIOT,jasonatran/RIOT,yogo1212/RIOT,biboc/RIOT,ant9000/RIOT,OlegHahm/RIOT,rfuentess/RIOT,x3ro/RIOT,kbumsik/RIOT,smlng/RIOT,kaspar030/RIOT,toonst/RIOT,josephnoir/RIOT,RIOT-OS/RIOT,mtausig/RIOT,OTAkeys/RIOT,ant9000/RIOT,OTAkeys/RIOT,lazytech-org/RIOT,authmillenon/RIOT,kaspar030/RIOT,aeneby/RIOT,A-Paul/RIOT,x3ro/RIOT,gebart/RIOT,yogo1212/RIOT,josephnoir/RIOT,miri64/RIOT,kaspar030/RIOT,BytesGalore/RIOT,miri64/RIOT,lazytech-org/RIOT,cladmi/RIOT,authmillenon/RIOT,ant9000/RIOT,basilfx/RIOT,jasonatran/RIOT,avmelnikoff/RIOT,x3ro/RIOT,smlng/RIOT,mfrey/RIOT,cladmi/RIOT,miri64/RIOT,OTAkeys/RIOT,avmelnikoff/RIOT,yogo1212/RIOT,kYc0o/RIOT,yogo1212/RIOT,jasonatran/RIOT,lazytech-org/RIOT,ant9000/RIOT,mfrey/RIOT,A-Paul/RIOT,gebart/RIOT,rfuentess/RIOT,toonst/RIOT,gebart/RIOT,authmillenon/RIOT,gebart/RIOT,lazytech-org/RIOT,yogo1212/RIOT,josephnoir/RIOT,authmillenon/RIOT,BytesGalore/RIOT,BytesGalore/RIOT,A-Paul/RIOT,RIOT-OS/RIOT,A-Paul/RIOT,OTAkeys/RIOT,basilfx/RIOT,kYc0o/RIOT,jasonatran/RIOT,lazytech-org/RIOT,kaspar030/RIOT,mtausig/RIOT,OlegHahm/RIOT,josephnoir/RIOT,x3ro/RIOT,smlng/RIOT,OlegHahm/RIOT,miri64/RIOT,ant9000/RIOT,biboc/RIOT,BytesGalore/RIOT,yogo1212/RIOT,kYc0o/RIOT,RIOT-OS/RIOT,basilfx/RIOT,authmillenon/RIOT,A-Paul/RIOT,mfrey/RIOT,x3ro/RIOT,OlegHahm/RIOT,smlng/RIOT,basilfx/RIOT,BytesGalore/RIOT,basilfx/RIOT,mtausig/RIOT,avmelnikoff/RIOT,jasonatran/RIOT,aeneby/RIOT,RIOT-OS/RIOT,josephnoir/RIOT,miri64/RIOT,avmelnikoff/RIOT,cladmi/RIOT,cladmi/RIOT,aeneby/RIOT,biboc/RIOT,avmelnikoff/RIOT,OTAkeys/RIOT,kaspar030/RIOT,mtausig/RIOT,kbumsik/RIOT,authmillenon/RIOT,smlng/RIOT,toonst/RIOT,rfuentess/RIOT