diff options
Diffstat (limited to 'arch/blackfin/mach-bf537')
| -rw-r--r-- | arch/blackfin/mach-bf537/cpu.c | 22 |
1 files changed, 10 insertions, 12 deletions
diff --git a/arch/blackfin/mach-bf537/cpu.c b/arch/blackfin/mach-bf537/cpu.c index 2d83b7e3546..0442c4c7f72 100644 --- a/arch/blackfin/mach-bf537/cpu.c +++ b/arch/blackfin/mach-bf537/cpu.c @@ -43,13 +43,13 @@ #define VCO1 (CONFIG_CLKIN_HZ*9) /*99532800 */ #define VCO(x) VCO##x -#define FREQ(x) {VCO(x),VCO(x)/4},{VCO(x),VCO(x)/2},{VCO(x),VCO(x)} +#define MFREQ(x) {VCO(x),VCO(x)/4},{VCO(x),VCO(x)/2},{VCO(x),VCO(x)} /* frequency */ static struct cpufreq_frequency_table bf537_freq_table[] = { - FREQ(1), - FREQ(3), + MFREQ(1), + MFREQ(3), {VCO4, VCO4 / 2}, {VCO4, VCO4}, - FREQ(5), + MFREQ(5), {0, CPUFREQ_TABLE_END}, }; @@ -59,13 +59,14 @@ static struct cpufreq_frequency_table bf537_freq_table[] = { */ static int bf537_getfreq(unsigned int cpu) { - unsigned long cclk_mhz, vco_mhz; + unsigned long cclk_mhz; /* The driver only support single cpu */ if (cpu == 0) dpmc_fops.ioctl(NULL, NULL, IOCTL_GET_CORECLOCK, &cclk_mhz); else cclk_mhz = -1; + return cclk_mhz; } @@ -75,13 +76,12 @@ static int bf537_target(struct cpufreq_policy *policy, unsigned long cclk_mhz; unsigned long vco_mhz; unsigned long flags; - unsigned int index, vco_index; - int i; - + unsigned int index; struct cpufreq_freqs freqs; - if (cpufreq_frequency_table_target - (policy, bf537_freq_table, target_freq, relation, &index)) + + if (cpufreq_frequency_table_target(policy, bf537_freq_table, target_freq, relation, &index)) return -EINVAL; + cclk_mhz = bf537_freq_table[index].frequency; vco_mhz = bf537_freq_table[index].index; @@ -114,8 +114,6 @@ static int bf537_verify_speed(struct cpufreq_policy *policy) static int __init __bf537_cpu_init(struct cpufreq_policy *policy) { - int result; - if (policy->cpu != 0) return -EINVAL; |