/* * Copyright 2009 Freescale Semiconductor, Inc. * * 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 * */ #ifndef _ASM_CONFIG_H_ #define _ASM_CONFIG_H_ #ifndef CONFIG_MAX_MEM_MAPPED #if defined(CONFIG_4xx) || defined(CONFIG_E500) || defined(CONFIG_MPC86xx) #define CONFIG_MAX_MEM_MAPPED ((phys_size_t)2 << 30) #else #define CONFIG_MAX_MEM_MAPPED (256 << 20) #endif #endif /* Check if boards need to enable FSL DMA engine for SDRAM init */ #if !defined(CONFIG_FSL_DMA) && defined(CONFIG_DDR_ECC) #if (defined(CONFIG_MPC83xx) && defined(CONFIG_DDR_ECC_INIT_VIA_DMA)) || \ ((defined(CONFIG_MPC85xx) || defined(CONFIG_MPC86xx)) && \ !defined(CONFIG_ECC_INIT_VIA_DDRCONTROLLER)) #define CONFIG_FSL_DMA #endif #endif #if defined(CONFIG_MPC8572) || defined(CONFIG_P1020) || \ defined(CONFIG_P2020) || defined(CONFIG_MPC8641) #define CONFIG_MAX_CPUS 2 #elif defined(CONFIG_PPC_P4080) #define CONFIG_MAX_CPUS 8 #else #define CONFIG_MAX_CPUS 1 #endif /* Relocation to SDRAM works on all PPC boards */ #define CONFIG_RELOC_FIXUP_WORKS #endif /* _ASM_CONFIG_H_ */