Commit-ID: e2724e9d969294879936daf7833d4adda26c8efc
Gitweb: http://git.kernel.org/tip/e2724e9d969294879936daf7833d4adda26c8efc
Author: Jeremy Compostella <jeremy.compostella@xxxxxxxxx>
AuthorDate: Wed, 11 May 2016 17:23:34 +0200
Committer: Thomas Gleixner <tglx@xxxxxxxxxxxxx>
CommitDate: Thu, 12 May 2016 14:27:14 +0200
x86/tsc: Add missing Cherrytrail frequency to the table
Intel Cherrytrail is based on Airmont core so MSR_FSB_FREQ[2:0] = 4
means that the CPU reference clock runs at 80MHz. Add this missing
frequency to the table.
Signed-off-by: Jeremy Compostella <jeremy.compostella@xxxxxxxxx>
Link: http://lkml.kernel.org/r/87y47gty89.fsf@xxxxxxxxx
Signed-off-by: Thomas Gleixner <tglx@xxxxxxxxxxxxx>
---
arch/x86/kernel/tsc_msr.c | 3 +++
1 file changed, 3 insertions(+)
diff --git a/arch/x86/kernel/tsc_msr.c b/arch/x86/kernel/tsc_msr.c
index 6aa0f4d..9911a06 100644
--- a/arch/x86/kernel/tsc_msr.c
+++ b/arch/x86/kernel/tsc_msr.c
@@ -23,6 +23,7 @@
#include <asm/param.h>
/* CPU reference clock frequency: in KHz */
+#define FREQ_80 80000
#define FREQ_83 83200
#define FREQ_100 99840
#define FREQ_133 133200
@@ -56,6 +57,8 @@ static struct freq_desc freq_desc_tables[] = {
{ 6, 0x37, 1, { FREQ_83, FREQ_100, FREQ_133, FREQ_166, 0, 0, 0, 0 } },
/* ANN */
{ 6, 0x5a, 1, { FREQ_83, FREQ_100, FREQ_133, FREQ_100, 0, 0, 0, 0 } },
+ /* AIRMONT */
+ { 6, 0x4c, 1, { FREQ_83, FREQ_100, FREQ_133, FREQ_166, FREQ_80, 0, 0, 0 } },
};
static int match_cpu(u8 family, u8 model)
--
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