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-rw-r--r--arch/arm/mach-sa1100/generic.c81
1 files changed, 19 insertions, 62 deletions
diff --git a/arch/arm/mach-sa1100/generic.c b/arch/arm/mach-sa1100/generic.c
index f25b6119e02..d4ea142c4ed 100644
--- a/arch/arm/mach-sa1100/generic.c
+++ b/arch/arm/mach-sa1100/generic.c
@@ -42,74 +42,31 @@ EXPORT_SYMBOL(reset_status);
/*
* This table is setup for a 3.6864MHz Crystal.
*/
-static const unsigned short cclk_frequency_100khz[NR_FREQS] = {
- 590, /* 59.0 MHz */
- 737, /* 73.7 MHz */
- 885, /* 88.5 MHz */
- 1032, /* 103.2 MHz */
- 1180, /* 118.0 MHz */
- 1327, /* 132.7 MHz */
- 1475, /* 147.5 MHz */
- 1622, /* 162.2 MHz */
- 1769, /* 176.9 MHz */
- 1917, /* 191.7 MHz */
- 2064, /* 206.4 MHz */
- 2212, /* 221.2 MHz */
- 2359, /* 235.9 MHz */
- 2507, /* 250.7 MHz */
- 2654, /* 265.4 MHz */
- 2802 /* 280.2 MHz */
+struct cpufreq_frequency_table sa11x0_freq_table[NR_FREQS+1] = {
+ { .frequency = 59000, /* 59.0 MHz */},
+ { .frequency = 73700, /* 73.7 MHz */},
+ { .frequency = 88500, /* 88.5 MHz */},
+ { .frequency = 103200, /* 103.2 MHz */},
+ { .frequency = 118000, /* 118.0 MHz */},
+ { .frequency = 132700, /* 132.7 MHz */},
+ { .frequency = 147500, /* 147.5 MHz */},
+ { .frequency = 162200, /* 162.2 MHz */},
+ { .frequency = 176900, /* 176.9 MHz */},
+ { .frequency = 191700, /* 191.7 MHz */},
+ { .frequency = 206400, /* 206.4 MHz */},
+ { .frequency = 221200, /* 221.2 MHz */},
+ { .frequency = 235900, /* 235.9 MHz */},
+ { .frequency = 250700, /* 250.7 MHz */},
+ { .frequency = 265400, /* 265.4 MHz */},
+ { .frequency = 280200, /* 280.2 MHz */},
+ { .frequency = CPUFREQ_TABLE_END, },
};
-/* rounds up(!) */
-unsigned int sa11x0_freq_to_ppcr(unsigned int khz)
-{
- int i;
-
- khz /= 100;
-
- for (i = 0; i < NR_FREQS; i++)
- if (cclk_frequency_100khz[i] >= khz)
- break;
-
- return i;
-}
-
-unsigned int sa11x0_ppcr_to_freq(unsigned int idx)
-{
- unsigned int freq = 0;
- if (idx < NR_FREQS)
- freq = cclk_frequency_100khz[idx] * 100;
- return freq;
-}
-
-
-/* make sure that only the "userspace" governor is run -- anything else wouldn't make sense on
- * this platform, anyway.
- */
-int sa11x0_verify_speed(struct cpufreq_policy *policy)
-{
- unsigned int tmp;
- if (policy->cpu)
- return -EINVAL;
-
- cpufreq_verify_within_limits(policy, policy->cpuinfo.min_freq, policy->cpuinfo.max_freq);
-
- /* make sure that at least one frequency is within the policy */
- tmp = cclk_frequency_100khz[sa11x0_freq_to_ppcr(policy->min)] * 100;
- if (tmp > policy->max)
- policy->max = tmp;
-
- cpufreq_verify_within_limits(policy, policy->cpuinfo.min_freq, policy->cpuinfo.max_freq);
-
- return 0;
-}
-
unsigned int sa11x0_getspeed(unsigned int cpu)
{
if (cpu)
return 0;
- return cclk_frequency_100khz[PPCR & 0xf] * 100;
+ return sa11x0_freq_table[PPCR & 0xf].frequency;
}
/*