titsc_readl
config = titsc_readl(ts_dev, REG_IDLECONFIG);
yvals[i] = titsc_readl(ts_dev, REG_FIFO0);
*z1 = titsc_readl(ts_dev, REG_FIFO0);
*z2 = titsc_readl(ts_dev, REG_FIFO0);
xvals[i] = titsc_readl(ts_dev, REG_FIFO0);
status = titsc_readl(ts_dev, REG_RAWIRQSTATUS);
fsm = titsc_readl(ts_dev, REG_ADCFSM);
idle = titsc_readl(ts_dev, REG_IRQENABLE);