DIV_CTRL0
v = (readl_relaxed(base + DIV_CTRL0) & ~(mask | load)) | val;
writel_relaxed(v, base + DIV_CTRL0);
writel_relaxed(v | load, base + DIV_CTRL0);
writel_relaxed(v, base + DIV_CTRL0);
val = readl_relaxed(dc->base + DIV_CTRL0);