PLL_PD_MASK
if (readl_relaxed(pll->base) & (PLL_PD_MASK | PLL_BYPASS_MASK))
val &= ~PLL_PD_MASK;
val |= PLL_PD_MASK;
return (val & PLL_PD_MASK) ? 0 : 1;
return (val & PLL_PD_MASK) ? 0 : 1;
val &= ~PLL_PD_MASK;
val |= PLL_PD_MASK;