u-boot/arch/arm/mach-socfpga/reset_manager.c

32 lines
606 B
C
Raw Normal View History

/*
* Copyright (C) 2013 Altera Corporation <www.altera.com>
*
* SPDX-License-Identifier: GPL-2.0+
*/
#include <common.h>
#include <asm/io.h>
#include <asm/arch/reset_manager.h>
DECLARE_GLOBAL_DATA_PTR;
static const struct socfpga_reset_manager *reset_manager_base =
(void *)SOCFPGA_RSTMGR_ADDRESS;
/*
* Write the reset manager register to cause reset
*/
void reset_cpu(ulong addr)
{
/* request a warm reset */
writel(1 << RSTMGR_CTRL_SWWARMRSTREQ_LSB,
&reset_manager_base->ctrl);
/*
* infinite loop here as watchdog will trigger and reset
* the processor
*/
while (1)
;
}