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| author |   Dirk Brandewie <dirk.brandewie@gmail.com> | 2011-11-10 13:42:53 +0000 |
|---|---|---|
| committer |   Ingo Molnar <mingo@elte.hu> | 2011-11-10 16:20:59 +0100 |
| commit | 0a9153261d54c432bc0bdc88607f24c835ac729c (patch) | |
| tree | 25fe6a310d3f3ecb9f873c8e49c852f1f4c5abe1 /arch/x86/include/asm/mrst.h | |
| parent | x86/apic: Allow use of lapic timer early calibration result (diff) | |
| download | linux-dev-0a9153261d54c432bc0bdc88607f24c835ac729c.tar.xz linux-dev-0a9153261d54c432bc0bdc88607f24c835ac729c.zip | |
x86/mrst: Add support for Penwell clock calibration
Signed-off-by: Dirk Brandewie <dirk.brandewie@gmail.com>
Signed-off-by: Alan Cox <alan@linux.intel.com>
Signed-off-by: Ingo Molnar <mingo@elte.hu>
Diffstat (limited to 'arch/x86/include/asm/mrst.h')
| -rw-r--r-- | arch/x86/include/asm/mrst.h | 7 |
1 files changed, 7 insertions, 0 deletions
diff --git a/arch/x86/include/asm/mrst.h b/arch/x86/include/asm/mrst.h index 719f00b28ff5..e6283129c821 100644 --- a/arch/x86/include/asm/mrst.h +++ b/arch/x86/include/asm/mrst.h @@ -44,6 +44,13 @@ enum mrst_timer_options { extern enum mrst_timer_options mrst_timer_options; +/* + * Penwell uses spread spectrum clock, so the freq number is not exactly + * the same as reported by MSR based on SDM. + */ +#define PENWELL_FSB_FREQ_83SKU 83200 +#define PENWELL_FSB_FREQ_100SKU 99840 + #define SFI_MTMR_MAX_NUM 8 #define SFI_MRTC_MAX 8 |