34 lines
689 B
C
34 lines
689 B
C
// SPDX-License-Identifier: GPL-2.0+
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/*
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* Copyright 2010-2011 Calxeda, Inc.
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*
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* Based on arm926ejs/mx27/timer.c
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*/
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#include <common.h>
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#include <asm/io.h>
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#include <asm/arch-armv7/systimer.h>
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#undef SYSTIMER_BASE
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#define SYSTIMER_BASE 0xFFF34000 /* Timer 0 and 1 base */
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static struct systimer *systimer_base = (struct systimer *)SYSTIMER_BASE;
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/*
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* Start the timer
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*/
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int timer_init(void)
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{
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/*
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* Setup timer0
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*/
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writel(0, &systimer_base->timer0control);
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writel(SYSTIMER_RELOAD, &systimer_base->timer0load);
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writel(SYSTIMER_RELOAD, &systimer_base->timer0value);
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writel(SYSTIMER_EN | SYSTIMER_32BIT | SYSTIMER_PRESC_256,
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&systimer_base->timer0control);
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return 0;
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}
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