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-rw-r--r--arch/blackfin/mach-common/cpufreq.c5
1 files changed, 3 insertions, 2 deletions
diff --git a/arch/blackfin/mach-common/cpufreq.c b/arch/blackfin/mach-common/cpufreq.c
index 01506504e6d0..777582897253 100644
--- a/arch/blackfin/mach-common/cpufreq.c
+++ b/arch/blackfin/mach-common/cpufreq.c
@@ -13,7 +13,7 @@
#include <linux/fs.h>
#include <asm/blackfin.h>
#include <asm/time.h>
-
+#include <asm/dpmc.h>
/* this is the table of CCLK frequencies, in Hz */
/* .index is the entry in the auxillary dpm_state_table[] */
@@ -138,7 +138,8 @@ static int __init __bfin_cpu_init(struct cpufreq_policy *policy)
dpm_state_table[index].tscale);
}
- policy->cpuinfo.transition_latency = (bfin_read_PLL_LOCKCNT() / (sclk / 1000000)) * 1000;
+ policy->cpuinfo.transition_latency = 50000; /* 50us assumed */
+
/*Now ,only support one cpu */
policy->cur = cclk;
cpufreq_frequency_table_get_attr(bfin_freq_table, policy->cpu);