linux_dsm_epyc7002/arch/x86/include/asm/apb_timer.h
Johan Hovold e027a2bc93 x86/apb_timer: Drop unused declaration and macro
Drop an extern declaration that has never been used and a no longer
needed macro.

Signed-off-by: Johan Hovold <johan@kernel.org>
Signed-off-by: Borislav Petkov <bp@suse.de>
Acked-by: Thomas Gleixner <tglx@linutronix.de>
Link: https://lkml.kernel.org/r/20200513100944.9171-2-johan@kernel.org
2020-05-27 13:12:49 +02:00

41 lines
1.1 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
extern void apbt_time_init(void);
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 void apbt_time_init(void) { }
#endif
#endif /* ASM_X86_APBT_H */