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imx233/system: don't do frequency management on < stmp3780, it's not working

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Change-Id: Ie9ff5122f1cb4fe3809bb4c6b88ef0cfc353e0e1
This commit is contained in:
Amaury Pouly 2013-10-22 00:16:22 +02:00
parent 151fa30257
commit 3d1666042e
1 changed files with 6 additions and 0 deletions
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6
firmware/target/arm/imx233/system-imx233.c
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@ -204,6 +204,7 @@ struct cpufreq_profile_t
int arm_cache_timings;
};
#if IMX233_SUBTARGET >= 3780
static struct cpufreq_profile_t cpu_profiles[] =
{
/* clk_p@454.74 MHz, clk_h@130.91 MHz, clk_emi@130.91 MHz, VDDD@1.550 V */
@ -215,11 +216,13 @@ static struct cpufreq_profile_t cpu_profiles[] =
/* dummy */
{0, 0, 0, 0, 0, 0, 0, 0}
};
#endif
#define NR_CPU_PROFILES ((int)(sizeof(cpu_profiles)/sizeof(cpu_profiles[0])))
void imx233_set_cpu_frequency(long frequency)
{
#if IMX233_SUBTARGET >= 3780
/* don't change the frequency if it is useless (changes are expensive) */
if(cpu_frequency == frequency)
return;
@ -275,6 +278,9 @@ void imx233_set_cpu_frequency(long frequency)
imx233_clkctrl_enable_auto_slow(true);
/* update frequency */
cpu_frequency = frequency;
#else
(void) frequency;
#endif
}
#ifdef HAVE_ADJUSTABLE_CPU_FREQ