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Diffstat (limited to 'arch/blackfin/mach-bf537')
-rw-r--r--arch/blackfin/mach-bf537/cpu.c22
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;