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ARM: ux500: fix the smp_twd clock calculation 

The clock for the smp_twd block is not equal to the CPU
frequency, actually it is divided by two, so fix this,
and set the initial frequency to half of 1GHz which is
the most common case.

Reported-by: Daniel Lezcano <daniel.lezcano@linaro.org>
Signed-off-by: Linus Walleij <linus.walleij@linaro.org>
This commit is contained in:
Linus Walleij 2011-12-19 00:28:50 +01:00
parent c15def1cc3
commit 1095843489
1 changed files with 2 additions and 2 deletions
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4
arch/arm/mach-ux500/clock.c
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@ -651,7 +651,7 @@ static int __init clk_debugfs_init(void)
late_initcall(clk_debugfs_init);
#endif /* defined(CONFIG_DEBUG_FS) */
unsigned long clk_smp_twd_rate = 400000000;
unsigned long clk_smp_twd_rate = 500000000;
unsigned long clk_smp_twd_get_rate(struct clk *clk)
{
@ -677,7 +677,7 @@ static int clk_twd_cpufreq_transition(struct notifier_block *nb,
if (state == CPUFREQ_PRECHANGE) {
/* Save frequency in simple Hz */
clk_smp_twd_rate = f->new * 1000;
clk_smp_twd_rate = (f->new * 1000) / 2;
}
return NOTIFY_OK;