RK3328_CLK_PLL_FBDIV_MASK
fbdiv = (raw1 & RK3328_CLK_PLL_FBDIV_MASK) >> RK3328_CLK_PLL_FBDIV_SHIFT;
reg |= (RK3328_CLK_PLL_POSTDIV1_MASK | RK3328_CLK_PLL_FBDIV_MASK) << 16;