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-rw-r--r--arch/x86/include/asm/mrst.h16
1 files changed, 16 insertions, 0 deletions
diff --git a/arch/x86/include/asm/mrst.h b/arch/x86/include/asm/mrst.h
index 719f00b28ff5..93f79094c224 100644
--- a/arch/x86/include/asm/mrst.h
+++ b/arch/x86/include/asm/mrst.h
@@ -31,11 +31,20 @@ enum mrst_cpu_type {
};
extern enum mrst_cpu_type __mrst_cpu_chip;
+
+#ifdef CONFIG_X86_INTEL_MID
+
static inline enum mrst_cpu_type mrst_identify_cpu(void)
{
return __mrst_cpu_chip;
}
+#else /* !CONFIG_X86_INTEL_MID */
+
+#define mrst_identify_cpu() (0)
+
+#endif /* !CONFIG_X86_INTEL_MID */
+
enum mrst_timer_options {
MRST_TIMER_DEFAULT,
MRST_TIMER_APBT_ONLY,
@@ -44,6 +53,13 @@ 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
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