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/*
* DaVinci memory space definitions
*
* Author: Kevin Hilman, MontaVista Software, Inc. <source@mvista.com>
*
* 2007 (c) MontaVista Software, Inc. This file is licensed under
* the terms of the GNU General Public License version 2. This program
* is licensed "as is" without any warranty of any kind, whether express
* or implied.
*/
#ifndef __ASM_ARCH_MEMORY_H
#define __ASM_ARCH_MEMORY_H
/**************************************************************************
* Included Files
**************************************************************************/
#include <asm/page.h>
#include <asm/sizes.h>
/**************************************************************************
* Definitions
**************************************************************************/
#define DAVINCI_DDR_BASE 0x80000000
#define DA8XX_DDR_BASE 0xc0000000
#if defined(CONFIG_ARCH_DAVINCI_DA8XX) && defined(CONFIG_ARCH_DAVINCI_DMx)
#error Cannot enable DaVinci and DA8XX platforms concurrently
#elif defined(CONFIG_ARCH_DAVINCI_DA8XX)
#define PLAT_PHYS_OFFSET DA8XX_DDR_BASE
#else
#define PLAT_PHYS_OFFSET DAVINCI_DDR_BASE
#endif
#define DDR2_SDRCR_OFFSET 0xc
#define DDR2_SRPD_BIT BIT(23)
#define DDR2_MCLKSTOPEN_BIT BIT(30)
#define DDR2_LPMODEN_BIT BIT(31)
/*
* Increase size of DMA-consistent memory region
*/
#define CONSISTENT_DMA_SIZE (14<<20)
/*
* Restrict DMA-able region to workaround silicon bug. The bug
* restricts buffers available for DMA to video hardware to be
* below 128M
*/
#define ARM_DMA_ZONE_SIZE SZ_128M
#endif /* __ASM_ARCH_MEMORY_H */
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