1 /* 2 * Copyright 2009-2011 Freescale Semiconductor, Inc. 3 * 4 * SPDX-License-Identifier: GPL-2.0+ 5 */ 6 7 #ifndef _ASM_CONFIG_H_ 8 #define _ASM_CONFIG_H_ 9 10 #ifdef CONFIG_MPC85xx 11 #include <asm/config_mpc85xx.h> 12 #endif 13 14 #ifdef CONFIG_MPC86xx 15 #include <asm/config_mpc86xx.h> 16 #endif 17 18 #ifdef CONFIG_MPC83xx 19 #endif 20 21 #ifndef HWCONFIG_BUFFER_SIZE 22 #define HWCONFIG_BUFFER_SIZE 256 23 #endif 24 25 /* CONFIG_HARD_SPI triggers SPI bus initialization in PowerPC */ 26 #if defined(CONFIG_MPC8XXX_SPI) || defined(CONFIG_FSL_ESPI) 27 # ifndef CONFIG_HARD_SPI 28 # define CONFIG_HARD_SPI 29 # endif 30 #endif 31 32 #define CONFIG_LMB 33 #define CONFIG_SYS_BOOT_RAMDISK_HIGH 34 35 #ifndef CONFIG_MAX_MEM_MAPPED 36 #if defined(CONFIG_E500) || \ 37 defined(CONFIG_MPC86xx) || \ 38 defined(CONFIG_E300) 39 #define CONFIG_MAX_MEM_MAPPED ((phys_size_t)2 << 30) 40 #else 41 #define CONFIG_MAX_MEM_MAPPED (256 << 20) 42 #endif 43 #endif 44 45 /* Check if boards need to enable FSL DMA engine for SDRAM init */ 46 #if !defined(CONFIG_FSL_DMA) && defined(CONFIG_DDR_ECC) 47 #if (defined(CONFIG_MPC83xx) && defined(CONFIG_DDR_ECC_INIT_VIA_DMA)) || \ 48 ((defined(CONFIG_MPC85xx) || defined(CONFIG_MPC86xx)) && \ 49 !defined(CONFIG_ECC_INIT_VIA_DDRCONTROLLER)) 50 #define CONFIG_FSL_DMA 51 #endif 52 #endif 53 54 /* 55 * Provide a default boot page translation virtual address that lines up with 56 * Freescale's default e500 reset page. 57 */ 58 #if (defined(CONFIG_E500) && defined(CONFIG_MP)) 59 #ifndef CONFIG_BPTR_VIRT_ADDR 60 #define CONFIG_BPTR_VIRT_ADDR 0xfffff000 61 #endif 62 #endif 63 64 /* Since so many PPC SOCs have a semi-common LBC, define this here */ 65 #if defined(CONFIG_MPC85xx) || defined(CONFIG_MPC86xx) || \ 66 defined(CONFIG_MPC83xx) 67 #if !defined(CONFIG_FSL_IFC) 68 #define CONFIG_FSL_LBC 69 #endif 70 #endif 71 72 /* The TSEC driver uses the PHYLIB infrastructure */ 73 #ifndef CONFIG_PHYLIB 74 #if defined(CONFIG_TSEC_ENET) 75 #include <config_phylib_all_drivers.h> 76 #endif /* TSEC_ENET */ 77 #endif /* !CONFIG_PHYLIB */ 78 79 /* The FMAN driver uses the PHYLIB infrastructure */ 80 81 /* All PPC boards must swap IDE bytes */ 82 #define CONFIG_IDE_SWAP_IO 83 84 #if defined(CONFIG_DM_SERIAL) 85 /* 86 * TODO: Convert this to a clock driver exists that can give us the UART 87 * clock here. 88 */ 89 #define CONFIG_SYS_NS16550_CLK get_serial_clock() 90 #endif 91 92 #endif /* _ASM_CONFIG_H_ */ 93