ADMV8818_NUM_STATES
freq_step = div_u64(freq_step, ADMV8818_NUM_STATES - 1);
freq_step = div_u64(freq_step, ADMV8818_NUM_STATES - 1);
*hpf_freq = div_u64(*hpf_freq, ADMV8818_NUM_STATES - 1);
*lpf_freq = div_u64(*lpf_freq, ADMV8818_NUM_STATES - 1);