SUPPORTED_FREQUENCIES
# define SUPPORTED_FREQUENCIES(x) (((x) & 0xff) << 8)
# define SUPPORTED_FREQUENCIES(x) (((x) & 0xff) << 8)
# define SUPPORTED_FREQUENCIES(x) (((x) & 0xff) << 8)
# define SUPPORTED_FREQUENCIES(x) (((x) & 0xff) << 8)