REDUCED_POWER_SCLK_LOLEN
dyn_pwrmgt_sclk_length &= ~REDUCED_POWER_SCLK_LOLEN(0xf);
dyn_pwrmgt_sclk_length |= REDUCED_POWER_SCLK_LOLEN(2);
dyn_pwrmgt_sclk_length |= REDUCED_POWER_SCLK_LOLEN(4);
dyn_pwrmgt_sclk_length |= REDUCED_POWER_SCLK_LOLEN(1);