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author | Srikant Patnaik | 2015-01-11 12:28:04 +0530 |
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committer | Srikant Patnaik | 2015-01-11 12:28:04 +0530 |
commit | 871480933a1c28f8a9fed4c4d34d06c439a7a422 (patch) | |
tree | 8718f573808810c2a1e8cb8fb6ac469093ca2784 /arch/x86/include/asm/mrst.h | |
parent | 9d40ac5867b9aefe0722bc1f110b965ff294d30d (diff) | |
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Moved, renamed, and deleted files
The original directory structure was scattered and unorganized.
Changes are basically to make it look like kernel structure.
Diffstat (limited to 'arch/x86/include/asm/mrst.h')
-rw-r--r-- | arch/x86/include/asm/mrst.h | 81 |
1 files changed, 81 insertions, 0 deletions
diff --git a/arch/x86/include/asm/mrst.h b/arch/x86/include/asm/mrst.h new file mode 100644 index 00000000..fc18bf3c --- /dev/null +++ b/arch/x86/include/asm/mrst.h @@ -0,0 +1,81 @@ +/* + * mrst.h: Intel Moorestown platform specific setup code + * + * (C) Copyright 2009 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. + */ +#ifndef _ASM_X86_MRST_H +#define _ASM_X86_MRST_H + +#include <linux/sfi.h> + +extern int pci_mrst_init(void); +extern int __init sfi_parse_mrtc(struct sfi_table_header *table); +extern int sfi_mrtc_num; +extern struct sfi_rtc_table_entry sfi_mrtc_array[]; + +/* + * Medfield is the follow-up of Moorestown, it combines two chip solution into + * one. Other than that it also added always-on and constant tsc and lapic + * timers. Medfield is the platform name, and the chip name is called Penwell + * we treat Medfield/Penwell as a variant of Moorestown. Penwell can be + * identified via MSRs. + */ +enum mrst_cpu_type { + /* 1 was Moorestown */ + MRST_CPU_CHIP_PENWELL = 2, +}; + +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, + MRST_TIMER_LAPIC_APBT, +}; + +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 + +extern struct console early_mrst_console; +extern void mrst_early_console_init(void); + +extern struct console early_hsu_console; +extern void hsu_early_console_init(const char *); + +extern void intel_scu_devices_create(void); +extern void intel_scu_devices_destroy(void); + +/* VRTC timer */ +#define MRST_VRTC_MAP_SZ (1024) +/*#define MRST_VRTC_PGOFFSET (0xc00) */ + +extern void mrst_rtc_init(void); + +#endif /* _ASM_X86_MRST_H */ |