fast_calibrate = ratio * fsb;
pr_debug("read penwell tsc %lu khz\n", fast_calibrate);
lapic_timer_frequency = fsb * 1000 / HZ;
- /* mark tsc clocksource as reliable */
- set_cpu_cap(&boot_cpu_data, X86_FEATURE_TSC_RELIABLE);
+
+ /*
+ * TSC on Intel Atom SoCs is reliable and of known frequency.
+ * See tsc_msr.c for details.
+ */
+ setup_force_cpu_cap(X86_FEATURE_TSC_KNOWN_FREQ);
+ setup_force_cpu_cap(X86_FEATURE_TSC_RELIABLE);
return fast_calibrate;
}