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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@intel.com>
Link: http://lkml.kernel.org/r/87y47gty89.fsf@intel.com
Signed-off-by: Thomas Gleixner <tglx@linutronix.de>
This commit is contained in:
Jeremy Compostella 2016-05-11 17:23:34 +02:00 committed by Thomas Gleixner
parent 9a7a076e8e
commit e2724e9d96
1 changed files with 3 additions and 0 deletions
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3
arch/x86/kernel/tsc_msr.c
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@ -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)