REF_CLK_KHZ
u64 refclk_khz = REF_CLK_KHZ;
u64 refclk_khz = REF_CLK_KHZ;
u32 refclk_mhz_int = REF_CLK_KHZ / 1000;
temp0 = ((u64)m2div_frac * REF_CLK_KHZ) >> 32;
temp1 = (u64)m2div_int * REF_CLK_KHZ;