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arm: pxa: config option for PXA270 turbo mode

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PXA270 CPU has turbo mode. The mode is 2.5 times faster than the
default run mode. Activating the mode early significantly speeds
up boot process.

Signed-off-by: Sergey Yanovich <ynvich@gmail.com>
This commit is contained in:
Sergey Yanovich 2013-05-21 23:49:41 +04:00 • committed by Marek Vasut
parent c3442c1e32
commit 847e6693cc
1 changed files with 1 additions and 1 deletions
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arch/arm/cpu/pxa/pxa2xx.c
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@ -244,7 +244,7 @@ void pxa_clock_setup(void)
{
writel(CONFIG_SYS_CKEN, CKEN);
writel(CONFIG_SYS_CCCR, CCCR);
asm volatile("mcr p14, 0, %0, c6, c0, 0" : : "r"(2));
asm volatile("mcr p14, 0, %0, c6, c0, 0" : : "r"(0x0b));
/* enable the 32Khz oscillator for RTC and PowerManager */
writel(OSCC_OON, OSCC);