FUNNEL_FUNCTL
functl = readl_relaxed(drvdata->base + FUNNEL_FUNCTL);
writel_relaxed(functl, drvdata->base + FUNNEL_FUNCTL);
functl = readl_relaxed(drvdata->base + FUNNEL_FUNCTL);
functl = readl_relaxed(drvdata->base + FUNNEL_FUNCTL);
writel_relaxed(functl, drvdata->base + FUNNEL_FUNCTL);