On 14:02 Fri 08 Feb , Alexander Shiyan wrote: > > Signed-off-by: Alexander Shiyan <shc_work@xxxxxxx> > --- > arch/arm/mach-clps711x/Kconfig | 13 +++++++++++++ > arch/arm/mach-clps711x/lowlevel.c | 4 ++-- > 2 files changed, 15 insertions(+), 2 deletions(-) > > diff --git a/arch/arm/mach-clps711x/Kconfig b/arch/arm/mach-clps711x/Kconfig > index f0adeda..d2873b4 100644 > --- a/arch/arm/mach-clps711x/Kconfig > +++ b/arch/arm/mach-clps711x/Kconfig > @@ -10,6 +10,19 @@ config MACH_CLEP7212 > > endchoice > > +menu "CLPS711X specific settings" > + > +config CLPS711X_CPU_PLL_MULT > + int "CPU PLL multiplier (20-50)" > + range 20 50 > + default "40" > + help > + Define CPU PLL multiplier. PLL is calculated by formula: > + PLL Frequency = (PLL Multiplier / 2) * 3686400 Hz > + Default value is 40, for achieve 73 MHz. > + this board specific put this in c code kconfig is too easy to break check how we do on at91 Best Regards, J. > +endmenu > + > config BOARDINFO > default "Cirrus Logic CLEP7212" if MACH_CLEP7212 > > diff --git a/arch/arm/mach-clps711x/lowlevel.c b/arch/arm/mach-clps711x/lowlevel.c > index 0249c60..245ac93 100644 > --- a/arch/arm/mach-clps711x/lowlevel.c > +++ b/arch/arm/mach-clps711x/lowlevel.c > @@ -18,10 +18,10 @@ > #include <mach/clps711x.h> > > #define MAIN_CLOCK 3686400 > -#define CPU_SPEED 92160000 > +#define CPU_SPEED ((CONFIG_CLPS711X_CPU_PLL_MULT * MAIN_CLOCK) / 2) > #define BUS_SPEED (CPU_SPEED / 2) > > -#define PLL_VALUE (((CPU_SPEED * 2) / MAIN_CLOCK) << 24) > +#define PLL_VALUE (CONFIG_CLPS711X_CPU_PLL_MULT << 24) > #define SDRAM_REFRESH_RATE (64 * (BUS_SPEED / (8192 * 1000))) > > void __naked __bare_init barebox_arm_reset_vector(void) > -- > 1.7.3.4 > > > _______________________________________________ > barebox mailing list > barebox@xxxxxxxxxxxxxxxxxxx > http://lists.infradead.org/mailman/listinfo/barebox _______________________________________________ barebox mailing list barebox@xxxxxxxxxxxxxxxxxxx http://lists.infradead.org/mailman/listinfo/barebox
