arch/arm/cpu/armv7/exynos/soc.c

/*
 * Copyright (c) 2010 Samsung Electronics.
 * Minkyu Kang <mk7.kang@samsung.com>
 *
 * See file CREDITS for list of people who contributed to this
 * project.
 *
 * This program is free software; you can redistribute it and/or
 * modify it under the terms of the GNU General Public License as
 * published by the Free Software Foundation; either version 2 of
 * the License, or (at your option) any later version.
 *
 * This program is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
 * GNU General Public License for more details.
 *
 * You should have received a copy of the GNU General Public License
 * along with this program; if not, write to the Free Software
 * Foundation, Inc., 59 Temple Place, Suite 330, Boston,
 * MA 02111-1307 USA
 */

#include <common.h>
#include <asm/io.h>
#include <asm/system.h>
#include <asm/arch/setup.h>

void reset_cpu(ulong addr)
{
	writel(0x1, samsung_get_base_swreset());
}

#ifndef CONFIG_SYS_DCACHE_OFF
void enable_caches(void)
{
	/* Enable D-cache. I-cache is already enabled in start.S */
	dcache_enable();
}
#endif

/**
 * cpu_cache_initialization - Called just before the kernel to init the cache
 *
 * We'll call the L2 cache init functions again here so the kernel will get the
 * updated parameters even if we're running RW U-Boot.  This is a good time to
 * do it because L2 cache should be disabled.
 */
void cpu_cache_initialization(void)
{
	configure_l2_ctlr();
	configure_l2_actlr();
	dsb();
	isb();
}