RNG_CTL_ES3
val |= (3 << RNG_v1_CTL_VCO_SHIFT) | RNG_CTL_ES3;
val |= RNG_CTL_ES1 | RNG_CTL_ES2 | RNG_CTL_ES3;
val |= (3 << RNG_v2_CTL_VCO_SHIFT) | RNG_CTL_ES3;
val |= RNG_CTL_ES1 | RNG_CTL_ES2 | RNG_CTL_ES3;
(RNG_CTL_ES1 | RNG_CTL_ES2 | RNG_CTL_ES3);