FSL_SAI_RCR2
{FSL_SAI_RCR2(0), 0},
{FSL_SAI_RCR2(8), 0},
regmap_update_bits(sai->regmap, FSL_SAI_RCR2(ofs), FSL_SAI_CR2_SYNC,
#define FSL_SAI_xCR2(tx, ofs) (tx ? FSL_SAI_TCR2(ofs) : FSL_SAI_RCR2(ofs))