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imx233: disable cpu frequency scaling

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Frequency scaling seems to be unstable and causes the device to
freeze. It is unclear why at the moment, perhaps we need to ramp
up the vddd voltage to avoid a false brownout ?

Change-Id: I7aaea9d7c213922a65250fe50775fb785d430226
This commit is contained in:
Amaury Pouly 2012-09-04 00:35:58 +02:00
parent 1e8eb4752b
commit a1b101b107
1 changed files with 3 additions and 0 deletions
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3
firmware/target/arm/imx233/system-imx233.c
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@ -158,6 +158,8 @@ void udelay(unsigned us)
#ifdef HAVE_ADJUSTABLE_CPU_FREQ #ifdef HAVE_ADJUSTABLE_CPU_FREQ
void set_cpu_frequency(long frequency) void set_cpu_frequency(long frequency)
{ {
(void) frequency;
#if 0
switch(frequency) switch(frequency)
{ {
case IMX233_CPUFREQ_454_MHz: case IMX233_CPUFREQ_454_MHz:
@ -199,6 +201,7 @@ void set_cpu_frequency(long frequency)
default: default:
break; break;
} }
#endif
} }
#endif #endif