arch/arm/mach-tegra/common.c


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/*
 * arch/arm/mach-tegra/board-harmony.c
 *
 * Copyright (C) 2010 Google, Inc.
 *
 * Author:
 *	Colin Cross <ccross@android.com>
 *
 * This software is licensed under the terms of the GNU General Public
 * License version 2, as published by the Free Software Foundation, and
 * may be copied, distributed, and modified under those terms.
 *
 * 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.
 *
 */

#include <linux/init.h>
#include <linux/io.h>

#include <asm/hardware/cache-l2x0.h>

#include <mach/iomap.h>

#include "board.h"

void __init tegra_init_cache(void)
{
#ifdef CONFIG_CACHE_L2X0
	void __iomem *p = IO_ADDRESS(TEGRA_ARM_PERIF_BASE) + 0x3000;

	writel(0x331, p + L2X0_TAG_LATENCY_CTRL);
	writel(0x441, p + L2X0_DATA_LATENCY_CTRL);

	l2x0_init(p, 0x6C080001, 0x8200c3fe);
#endif
}

void __init tegra_common_init(void)
{
	tegra_init_cache();
}