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author | Lokesh Vutla <lokeshvutla@ti.com> | 2013-05-28 10:06:08 +0530 |
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committer | Lokesh Vutla <lokeshvutla@ti.com> | 2013-05-29 15:04:46 +0530 |
commit | e3972cd8e4228b15aee026b703fd265db7242c19 (patch) | |
tree | 7d7cf481a5eaab66b9974894d6239bc0e11f1f6c | |
parent | c1b9a301d89ba9701dc189782ada623ab657bdad (diff) | |
download | jacinto6evm-e3972cd8e4228b15aee026b703fd265db7242c19.tar.gz |
ARM: DRA7xx: Do not enable srcomp for DRA7xx Soc's
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>
-rw-r--r-- | arch/arm/cpu/armv7/omap5/hwinit.c | 3 | ||||
-rw-r--r-- | arch/arm/include/asm/omap_common.h | 8 |
2 files changed, 11 insertions, 0 deletions
diff --git a/arch/arm/cpu/armv7/omap5/hwinit.c b/arch/arm/cpu/armv7/omap5/hwinit.c index e192fea0eb..784aa11933 100644 --- a/arch/arm/cpu/armv7/omap5/hwinit.c +++ b/arch/arm/cpu/armv7/omap5/hwinit.c @@ -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; diff --git a/arch/arm/include/asm/omap_common.h b/arch/arm/include/asm/omap_common.h index 14356742d2..700717763c 100644 --- a/arch/arm/include/asm/omap_common.h +++ b/arch/arm/include/asm/omap_common.h @@ -575,6 +575,14 @@ 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 /* |