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/*
* arch/arm/mach-tegra/include/mach/memory.h
*
* Copyright (C) 2010 Google, Inc.
* Copyright (C) 2011 NVIDIA Corporation.
*
* Author:
* Colin Cross <ccross@google.com>
* Erik Gilling <konkers@google.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.
*
*/
#ifndef __MACH_TEGRA_MEMORY_H
#define __MACH_TEGRA_MEMORY_H
/* physical offset of RAM */
#if defined(CONFIG_ARCH_TEGRA_2x_SOC)
#define PLAT_PHYS_OFFSET UL(0)
#else
#define PLAT_PHYS_OFFSET UL(0x80000000)
#endif
/*
* Unaligned DMA causes tegra dma to place data on 4-byte boundary after
* expected address. Call to skb_reserve(skb, NET_IP_ALIGN) was causing skb
* buffers in usbnet.c to become unaligned.
*/
#define NET_IP_ALIGN 0
#define CONSISTENT_DMA_SIZE (14 * SZ_1M)
#endif
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