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Blackfin arch: fix bug - Cpufreq assumes clocks in kHz and not Hz. 

Signed-off-by: Michael Hennerich <michael.hennerich@analog.com>
Signed-off-by: Bryan Wu <cooloney@kernel.org>
hifive-unleashed-5.1
Michael Hennerich 2008-10-28 14:18:29 +08:00 committed by Bryan Wu
parent da986b9fff
commit a10101d5ff
1 changed files with 7 additions and 7 deletions
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14
arch/blackfin/mach-common/cpufreq.c
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@ -72,13 +72,13 @@ unsigned int __bfin_cycles_mod;
/**************************************************************************/
static unsigned int bfin_getfreq(unsigned int cpu)
static unsigned int bfin_getfreq_khz(unsigned int cpu)
{
/* The driver only support single cpu */
if (cpu != 0)
return -1;
return get_cclk();
return get_cclk() / 1000;
}
@ -96,7 +96,7 @@ static int bfin_target(struct cpufreq_policy *policy,
cclk_hz = bfin_freq_table[index].frequency;
freqs.old = bfin_getfreq(0);
freqs.old = bfin_getfreq_khz(0);
freqs.new = cclk_hz;
freqs.cpu = 0;
@ -137,8 +137,8 @@ static int __init __bfin_cpu_init(struct cpufreq_policy *policy)
if (policy->cpu != 0)
return -EINVAL;
cclk = get_cclk();
sclk = get_sclk();
cclk = get_cclk() / 1000;
sclk = get_sclk() / 1000;
#if ANOMALY_05000273 || (!defined(CONFIG_BF54x) && defined(CONFIG_BFIN_DCACHE))
min_cclk = sclk * 2;
@ -152,7 +152,7 @@ static int __init __bfin_cpu_init(struct cpufreq_policy *policy)
dpm_state_table[index].csel = csel << 4; /* Shift now into PLL_DIV bitpos */
dpm_state_table[index].tscale = (TIME_SCALE / (1 << csel)) - 1;
pr_debug("cpufreq: freq:%d csel:%d tscale:%d\n",
pr_debug("cpufreq: freq:%d csel:0x%x tscale:%d\n",
bfin_freq_table[index].frequency,
dpm_state_table[index].csel,
dpm_state_table[index].tscale);
@ -173,7 +173,7 @@ static struct freq_attr *bfin_freq_attr[] = {
static struct cpufreq_driver bfin_driver = {
.verify = bfin_verify_speed,
.target = bfin_target,
.get = bfin_getfreq,
.get = bfin_getfreq_khz,
.init = __bfin_cpu_init,
.name = "bfin cpufreq",
.owner = THIS_MODULE,