diff options
Diffstat (limited to 'arch/powerpc/include/asm/config.h')
-rw-r--r-- | arch/powerpc/include/asm/config.h | 79 |
1 files changed, 79 insertions, 0 deletions
diff --git a/arch/powerpc/include/asm/config.h b/arch/powerpc/include/asm/config.h new file mode 100644 index 0000000..fc3facb --- /dev/null +++ b/arch/powerpc/include/asm/config.h @@ -0,0 +1,79 @@ +/* + * Copyright 2009-2010 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_ + +#define CONFIG_LMB + +#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_P1021) || defined(CONFIG_P1022) || \ + 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 + +/* + * Provide a default boot page translation virtual address that lines up with + * Freescale's default e500 reset page. + */ +#if (defined(CONFIG_E500) && defined(CONFIG_MP)) +#ifndef CONFIG_BPTR_VIRT_ADDR +#define CONFIG_BPTR_VIRT_ADDR 0xfffff000 +#endif +#endif + +/* Enable TSEC2.0 for the platforms that have it if we are using TSEC */ +#if defined(CONFIG_TSEC_ENET) && \ + (defined(CONFIG_P1020) || defined(CONFIG_P1011)) +#define CONFIG_TSECV2 +#endif + +/* Number of TLB CAM entries we have on FSL Book-E chips */ +#if defined(CONFIG_E500MC) +#define CONFIG_SYS_NUM_TLBCAMS 64 +#elif defined(CONFIG_E500) +#define CONFIG_SYS_NUM_TLBCAMS 16 +#endif + +/* Relocation to SDRAM works on all PPC boards */ +#define CONFIG_RELOC_FIXUP_WORKS + +#endif /* _ASM_CONFIG_H_ */ |