PLL_ARM
if ((readl_relaxed(anatop_base + PLL_ARM) &
saved_pll_arm = val = readl_relaxed(anatop_base + PLL_ARM);
writel_relaxed(val, anatop_base + PLL_ARM);
while (!(readl_relaxed(anatop_base + PLL_ARM) & BM_PLL_ARM_LOCK))
writel_relaxed(saved_pll_arm, anatop_base + PLL_ARM);