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ARC: breakout timer include code into separate header ...

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... which allows for use in drivers/clocksource later

Signed-off-by: Vineet Gupta <vgupta@synopsys.com>
This commit is contained in:
Vineet Gupta 2016-10-31 13:06:19 -07:00
parent 2d7f5c48c0
commit b26c2e3823
3 changed files with 42 additions and 23 deletions
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38
include/soc/arc/timers.h Normal file
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/*
* Copyright (C) 2016-17 Synopsys, Inc. (www.synopsys.com)
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License version 2 as
* published by the Free Software Foundation.
*/
#ifndef __SOC_ARC_TIMERS_H
#define __SOC_ARC_TIMERS_H
#include <soc/arc/aux.h>
/* Timer related Aux registers */
#define ARC_REG_TIMER0_LIMIT 0x23 /* timer 0 limit */
#define ARC_REG_TIMER0_CTRL 0x22 /* timer 0 control */
#define ARC_REG_TIMER0_CNT 0x21 /* timer 0 count */
#define ARC_REG_TIMER1_LIMIT 0x102 /* timer 1 limit */
#define ARC_REG_TIMER1_CTRL 0x101 /* timer 1 control */
#define ARC_REG_TIMER1_CNT 0x100 /* timer 1 count */
/* CTRL reg bits */
#define TIMER_CTRL_IE (1 << 0) /* Interrupt when Count reaches limit */
#define TIMER_CTRL_NH (1 << 1) /* Count only when CPU NOT halted */
#define ARC_TIMERN_MAX 0xFFFFFFFF
#define ARC_REG_TIMERS_BCR 0x75
struct bcr_timer {
#ifdef CONFIG_CPU_BIG_ENDIAN
unsigned int pad2:15, rtsc:1, pad1:5, rtc:1, t1:1, t0:1, ver:8;
#else
unsigned int ver:8, t0:1, t1:1, rtc:1, pad1:5, rtsc:1, pad2:15;
#endif
};
#endif