A_MC7_CFG
val = t3_read_reg(adapter, mc7->offset + A_MC7_CFG);
t3_write_reg(adapter, mc7->offset + A_MC7_CFG, val | F_IFEN);
val = t3_read_reg(adapter, mc7->offset + A_MC7_CFG); /* flush */
t3_write_reg(adapter, mc7->offset + A_MC7_CFG,
t3_read_reg(adapter, mc7->offset + A_MC7_CFG); /* flush */
t3_set_reg_field(adapter, mc7->offset + A_MC7_CFG, 0, F_RDY);
cfg = t3_read_reg(adapter, mc7->offset + A_MC7_CFG);