void __init plat_time_init(void) { unsigned int prid = read_c0_prid() & (PRID_COMP_MASK | PRID_IMP_MASK); unsigned int freq; init_rtc(); estimate_frequencies(); freq = mips_hpt_frequency; if ((prid != (PRID_COMP_MIPS | PRID_IMP_20KC)) && (prid != (PRID_COMP_MIPS | PRID_IMP_25KF))) freq *= 2; freq = freqround(freq, 5000); printk("CPU frequency %d.%02d MHz\n", freq/1000000, (freq%1000000)*100/1000000); mips_scroll_message(); #ifdef CONFIG_I8253 /* Only Malta has a PIT. */ setup_pit_timer(); #endif #ifdef CONFIG_MIPS_GIC if (gic_present) { freq = freqround(gic_frequency, 5000); printk("GIC frequency %d.%02d MHz\n", freq/1000000, (freq%1000000)*100/1000000); #ifdef CONFIG_CLKSRC_MIPS_GIC gic_clocksource_init(gic_frequency); #endif } #endif }
void __init plat_time_init(void) { unsigned int est_freq; /* Set Data mode - binary. */ CMOS_WRITE(CMOS_READ(RTC_CONTROL) | RTC_DM_BINARY, RTC_CONTROL); est_freq = estimate_cpu_frequency(); printk("CPU frequency %d.%02d MHz\n", est_freq/1000000, (est_freq%1000000)*100/1000000); cpu_khz = est_freq / 1000; mips_scroll_message(); #ifdef CONFIG_I8253 /* Only Malta has a PIT */ setup_pit_timer(); #endif #ifdef CONFIG_CSRC_GIC gic_clocksource_init(); #endif plat_perf_setup(); }
void __init plat_time_init(void) { #if defined (CONFIG_CSRC_GIC) if (gic_present) { gic_clocksource_init(mips_cpu_feq); gic_start_count(); } else #endif mips_hpt_frequency = mips_cpu_feq / 2; #if defined (CONFIG_RALINK_SYSTICK_COUNTER) ra_systick_clockevent_init(); ra_systick_clocksource_init(); #endif }