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rk3188: -t: limit arm freq within 1.4GHz, and delete useless freq

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chenxing
2013-09-24 17:36:16 +08:00
parent f77a65799c
commit f207cb181e
1 changed files with 8 additions and 1 deletions
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9
arch/arm/mach-rk3188/cpufreq.c
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@@ -496,7 +496,14 @@ static int rk3188_cpufreq_init_cpu0(struct cpufreq_policy *policy)
low_battery_freq = get_freq_from_table(low_battery_freq);
clk_enable_dvfs(cpu_clk);
if(rk_tflag()){
dvfs_clk_enable_limit(cpu_clk, 0, 1416 * 1000 * 1000);
#define RK3188_T_LIMIT_FREQ (1416 * 1000)
dvfs_clk_enable_limit(cpu_clk, 0, RK3188_T_LIMIT_FREQ * 1000);
for (i = 0; freq_table[i].frequency != CPUFREQ_TABLE_END; i++) {
if (freq_table[i].frequency > RK3188_T_LIMIT_FREQ) {
printk("cpufreq: delete arm freq(%u)\n", freq_table[i].frequency);
freq_table[i].frequency = CPUFREQ_TABLE_END;
}
}
}
freq_wq = alloc_workqueue("rk3188_cpufreqd", WQ_NON_REENTRANT | WQ_MEM_RECLAIM | WQ_HIGHPRI | WQ_FREEZABLE, 1);
rk3188_cpufreq_temp_limit_init(policy);