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ARM: DRA7xx: Do not enable srcomp for DRA7xx Soc's

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Slew rate compensation cells are not present for DRA7xx
Soc's. So return from function srcomp_enable() if soc is not
OMAP54xx.

Signed-off-by: Lokesh Vutla <lokeshvutla@ti.com>
This commit is contained in:
Lokesh Vutla 2013-05-30 03:19:32 +00:00 • committed by Tom Rini
parent 18c9d55ac6
commit e9d6cd042d
2 changed files with 11 additions and 0 deletions
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3
arch/arm/cpu/armv7/omap5/hwinit.c
View file

@ -201,6 +201,9 @@ void srcomp_enable(void)
u32 sysclk_ind = get_sys_clk_index();
u32 omap_rev = omap_revision();
if (!is_omap54xx())
return;
mul_factor = srcomp_parameters[sysclk_ind].multiply_factor;
div_factor = srcomp_parameters[sysclk_ind].divide_factor;

8
arch/arm/include/asm/omap_common.h
View file

@ -597,6 +597,14 @@ static inline u32 omap_revision(void)
extern u32 *const omap_si_rev;
return *omap_si_rev;
}
#define OMAP54xx 0x54000000
static inline u8 is_omap54xx(void)
{
extern u32 *const omap_si_rev;
return ((*omap_si_rev & 0xFF000000) == OMAP54xx);
}
#endif
/*