mirror of
https://github.com/AuxXxilium/linux_dsm_epyc7002.git
synced 2024-12-28 02:45:26 +07:00
b886d83c5b
Based on 1 normalized pattern(s): 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 extracted by the scancode license scanner the SPDX license identifier GPL-2.0-only has been chosen to replace the boilerplate/reference in 315 file(s). Signed-off-by: Thomas Gleixner <tglx@linutronix.de> Reviewed-by: Allison Randal <allison@lohutok.net> Reviewed-by: Armijn Hemel <armijn@tjaldur.nl> Cc: linux-spdx@vger.kernel.org Link: https://lkml.kernel.org/r/20190531190115.503150771@linutronix.de Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
46 lines
1.3 KiB
C
46 lines
1.3 KiB
C
/* SPDX-License-Identifier: GPL-2.0-only */
|
|
/*
|
|
* apb_timer.h: Driver for Langwell APB timer based on Synopsis DesignWare
|
|
*
|
|
* (C) Copyright 2009 Intel Corporation
|
|
* Author: Jacob Pan (jacob.jun.pan@intel.com)
|
|
*
|
|
* Note:
|
|
*/
|
|
|
|
#ifndef ASM_X86_APBT_H
|
|
#define ASM_X86_APBT_H
|
|
#include <linux/sfi.h>
|
|
|
|
#ifdef CONFIG_APB_TIMER
|
|
|
|
/* default memory mapped register base */
|
|
#define LNW_SCU_ADDR 0xFF100000
|
|
#define LNW_EXT_TIMER_OFFSET 0x1B800
|
|
#define APBT_DEFAULT_BASE (LNW_SCU_ADDR+LNW_EXT_TIMER_OFFSET)
|
|
#define LNW_EXT_TIMER_PGOFFSET 0x800
|
|
|
|
/* APBT clock speed range from PCLK to fabric base, 25-100MHz */
|
|
#define APBT_MAX_FREQ 50000000
|
|
#define APBT_MIN_FREQ 1000000
|
|
#define APBT_MMAP_SIZE 1024
|
|
|
|
#define APBT_DEV_USED 1
|
|
|
|
extern void apbt_time_init(void);
|
|
extern unsigned long apbt_quick_calibrate(void);
|
|
extern int arch_setup_apbt_irqs(int irq, int trigger, int mask, int cpu);
|
|
extern void apbt_setup_secondary_clock(void);
|
|
|
|
extern struct sfi_timer_table_entry *sfi_get_mtmr(int hint);
|
|
extern void sfi_free_mtmr(struct sfi_timer_table_entry *mtmr);
|
|
extern int sfi_mtimer_num;
|
|
|
|
#else /* CONFIG_APB_TIMER */
|
|
|
|
static inline unsigned long apbt_quick_calibrate(void) {return 0; }
|
|
static inline void apbt_time_init(void) { }
|
|
|
|
#endif
|
|
#endif /* ASM_X86_APBT_H */
|