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