mb86a20s_writeregdata
rc = mb86a20s_writeregdata(state, mb86a20s_init1);
rc = mb86a20s_writeregdata(state, mb86a20s_init2);
rc = mb86a20s_writeregdata(state, mb86a20s_reset_reception);
rc = mb86a20s_writeregdata(state, mb86a20s_per_ber_reset);