REG_ADCFSM
return readl_poll_timeout(adc_dev->mfd_tscadc->tscadc_base + REG_ADCFSM,
adc_fsm = tiadc_readl(adc_dev, REG_ADCFSM);
fsm = titsc_readl(ts_dev, REG_ADCFSM);
regmap_read(tscadc->regmap, REG_ADCFSM, ®);
regmap_read(tscadc->regmap, REG_ADCFSM, ®);