[thirdparty/u-boot.git] / arch / arm / mach-socfpga / timer.c

// SPDX-License-Identifier: GPL-2.0+
/*
 *  Copyright (C) 2012 Altera Corporation <www.altera.com>
 */

#include <common.h>
#include <asm/io.h>
#include <asm/arch/timer.h>

#define TIMER_LOAD_VAL		0xFFFFFFFF

static const struct socfpga_timer *timer_base = (void *)CONFIG_SYS_TIMERBASE;

/*
 * Timer initialization
 */
int timer_init(void)
{
	writel(TIMER_LOAD_VAL, &timer_base->load_val);
	writel(TIMER_LOAD_VAL, &timer_base->curr_val);
	writel(readl(&timer_base->ctrl) | 0x3, &timer_base->ctrl);
	return 0;
}
Commit	Line	Data
83d290c5	1	// SPDX-License-Identifier: GPL-2.0+
77754408 DN	2	/*
77754408 DN	3	* Copyright (C) 2012 Altera Corporation <www.altera.com>
77754408 DN	4	*/
	5
	6	#include <common.h>
	7	#include <asm/io.h>
	8	#include <asm/arch/timer.h>
	9
2110eeaf MV	10	#define TIMER_LOAD_VAL 0xFFFFFFFF
2110eeaf MV	11
77754408 DN	12	static const struct socfpga_timer timer_base = (void )CONFIG_SYS_TIMERBASE;
	13
	14	/*
	15	* Timer initialization
	16	*/
	17	int timer_init(void)
	18	{
	19	writel(TIMER_LOAD_VAL, &timer_base->load_val);
	20	writel(TIMER_LOAD_VAL, &timer_base->curr_val);
	21	writel(readl(&timer_base->ctrl) \| 0x3, &timer_base->ctrl);
	22	return 0;
	23	}