REG_CHAN_STROBE
[REG_CHAN_STROBE] = REG_FIELD_ID(0x49, 0, 2, 3, 1),
[REG_CHAN_STROBE] = REG_FIELD_ID(0x49, 0, 2, 3, 1),
[REG_CHAN_STROBE] = REG_FIELD_ID(0x4a, 0, 6, 4, 1),
flash_data->r_fields[REG_CHAN_STROBE], chan_id, strobe_sel);