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Diffstat (limited to 'arch/x86/platform/intel-mid/mfld.c')
-rw-r--r--arch/x86/platform/intel-mid/mfld.c70
1 files changed, 0 insertions, 70 deletions
diff --git a/arch/x86/platform/intel-mid/mfld.c b/arch/x86/platform/intel-mid/mfld.c
deleted file mode 100644
index e42978d4deaf..000000000000
--- a/arch/x86/platform/intel-mid/mfld.c
+++ /dev/null
@@ -1,70 +0,0 @@
-/*
- * mfld.c: Intel Medfield platform setup code
- *
- * (C) Copyright 2013 Intel Corporation
- *
- * This program is free software; you can redistribute it and/or
- * modify it under the terms of the GNU General Public License
- * as published by the Free Software Foundation; version 2
- * of the License.
- */
-
-#include <linux/init.h>
-
-#include <asm/apic.h>
-#include <asm/intel-mid.h>
-#include <asm/intel_mid_vrtc.h>
-
-#include "intel_mid_weak_decls.h"
-
-static unsigned long __init mfld_calibrate_tsc(void)
-{
- unsigned long fast_calibrate;
- u32 lo, hi, ratio, fsb;
-
- rdmsr(MSR_IA32_PERF_STATUS, lo, hi);
- pr_debug("IA32 perf status is 0x%x, 0x%0x\n", lo, hi);
- ratio = (hi >> 8) & 0x1f;
- pr_debug("ratio is %d\n", ratio);
- if (!ratio) {
- pr_err("read a zero ratio, should be incorrect!\n");
- pr_err("force tsc ratio to 16 ...\n");
- ratio = 16;
- }
- rdmsr(MSR_FSB_FREQ, lo, hi);
- if ((lo & 0x7) == 0x7)
- fsb = FSB_FREQ_83SKU;
- else
- fsb = FSB_FREQ_100SKU;
- fast_calibrate = ratio * fsb;
- pr_debug("read penwell tsc %lu khz\n", fast_calibrate);
- lapic_timer_frequency = fsb * 1000 / HZ;
-
- /*
- * TSC on Intel Atom SoCs is reliable and of known frequency.
- * See tsc_msr.c for details.
- */
- setup_force_cpu_cap(X86_FEATURE_TSC_KNOWN_FREQ);
- setup_force_cpu_cap(X86_FEATURE_TSC_RELIABLE);
-
- return fast_calibrate;
-}
-
-static void __init penwell_arch_setup(void)
-{
- x86_platform.calibrate_tsc = mfld_calibrate_tsc;
-}
-
-static struct intel_mid_ops penwell_ops = {
- .arch_setup = penwell_arch_setup,
-};
-
-void *get_penwell_ops(void)
-{
- return &penwell_ops;
-}
-
-void *get_cloverview_ops(void)
-{
- return &penwell_ops;
-}