SRC_PLLCR
val = readl(src_base + SRC_PLLCR);
writel(val, src_base + SRC_PLLCR);
writel(val, src_base + SRC_PLLCR);
val = readl(src_base + SRC_PLLCR);
writel(val, src_base + SRC_PLLCR);
writel(val, src_base + SRC_PLLCR);
val = readl(src_base + SRC_PLLCR);