NXP_SAR_ADC_NR_CHANNELS
u16 buffered_chan[NXP_SAR_ADC_NR_CHANNELS];
IIO_DECLARE_BUFFER_WITH_TS(u16, buffer, NXP_SAR_ADC_NR_CHANNELS);
for_each_set_bit(channel, indio_dev->active_scan_mask, NXP_SAR_ADC_NR_CHANNELS)