cpr_write
cpr_write(drv, REG_RBIF_IRQ_CLEAR, CPR_INT_ALL);
cpr_write(drv, REG_RBIF_CONT_NACK_CMD, 1);
cpr_write(drv, REG_RBIF_CONT_ACK_CMD, 1);
cpr_write(drv, REG_RBIF_IRQ_EN(0), int_bits);
cpr_write(drv, REG_RBIF_CONT_ACK_CMD, 1);
cpr_write(drv, REG_RBIF_CONT_NACK_CMD, 1);
cpr_write(drv, REG_RBCPR_STEP_QUOT, step_quot);
cpr_write(drv, REG_RBCPR_GCNT_TARGET(i), 0);
cpr_write(drv, REG_RBCPR_GCNT_TARGET(ro_sel), gcnt);
cpr_write(drv, REG_RBCPR_CTL, ctl);
cpr_write(drv, REG_RBIF_IRQ_EN(0), 0);
cpr_write(drv, REG_RBCPR_CTL, 0);
cpr_write(drv, REG_RBIF_LIMIT, val);
cpr_write(drv, REG_RBIF_SW_VLEVEL, RBIF_SW_VLEVEL_DEFAULT);
cpr_write(drv, REG_RBCPR_GCNT_TARGET(i), 0);
cpr_write(drv, REG_RBCPR_TIMER_INTERVAL, val);
cpr_write(drv, REG_RBIF_TIMER_ADJUST, val);
cpr_write(drv, REG_RBCPR_CTL, val);