Combine first 7 ingredients in a bowl; cover and chill 30 minutes.
While salsa chills, combine salt and next 3 ingredients. Sprinkle both sides of pork with salt mixture; let stand 10 minutes.
Place pork on grill rack coated with cooking spray; cover and grill 6 to 7 minutes on each side or until pork is no longer pink. Serve with salsa.