1*f9727161SMarek Vasut /* 2*f9727161SMarek Vasut * Copyright (C) 2013 Marek Vasut <marex@denx.de> 3*f9727161SMarek Vasut * 4*f9727161SMarek Vasut * SPDX-License-Identifier: GPL-2.0+ 5*f9727161SMarek Vasut */ 6*f9727161SMarek Vasut #ifndef __CONFIGS_BG0900_H__ 7*f9727161SMarek Vasut #define __CONFIGS_BG0900_H__ 8*f9727161SMarek Vasut 9*f9727161SMarek Vasut /* System configurations */ 10*f9727161SMarek Vasut #define CONFIG_MX28 /* i.MX28 SoC */ 11*f9727161SMarek Vasut 12*f9727161SMarek Vasut /* Memory configuration */ 13*f9727161SMarek Vasut #define CONFIG_NR_DRAM_BANKS 1 /* 1 bank of DRAM */ 14*f9727161SMarek Vasut #define PHYS_SDRAM_1 0x40000000 /* Base address */ 15*f9727161SMarek Vasut #define PHYS_SDRAM_1_SIZE 0x10000000 /* Max 256 MB RAM */ 16*f9727161SMarek Vasut #define CONFIG_SYS_SDRAM_BASE PHYS_SDRAM_1 17*f9727161SMarek Vasut 18*f9727161SMarek Vasut /* Environment */ 19*f9727161SMarek Vasut #define CONFIG_ENV_SIZE (16 * 1024) 20*f9727161SMarek Vasut #define CONFIG_ENV_OVERWRITE 21*f9727161SMarek Vasut 22*f9727161SMarek Vasut /* FEC Ethernet on SoC */ 23*f9727161SMarek Vasut #ifdef CONFIG_CMD_NET 24*f9727161SMarek Vasut #define CONFIG_FEC_MXC 25*f9727161SMarek Vasut #endif 26*f9727161SMarek Vasut 27*f9727161SMarek Vasut /* SPI */ 28*f9727161SMarek Vasut #ifdef CONFIG_CMD_SPI 29*f9727161SMarek Vasut #define CONFIG_DEFAULT_SPI_BUS 2 30*f9727161SMarek Vasut #define CONFIG_DEFAULT_SPI_CS 0 31*f9727161SMarek Vasut #define CONFIG_DEFAULT_SPI_MODE SPI_MODE_0 32*f9727161SMarek Vasut 33*f9727161SMarek Vasut /* SPI FLASH */ 34*f9727161SMarek Vasut #ifdef CONFIG_CMD_SF 35*f9727161SMarek Vasut #define CONFIG_SF_DEFAULT_BUS 2 36*f9727161SMarek Vasut #define CONFIG_SF_DEFAULT_CS 0 37*f9727161SMarek Vasut #define CONFIG_SF_DEFAULT_SPEED 40000000 38*f9727161SMarek Vasut #define CONFIG_SF_DEFAULT_MODE SPI_MODE_0 39*f9727161SMarek Vasut 40*f9727161SMarek Vasut #define CONFIG_ENV_SPI_BUS 2 41*f9727161SMarek Vasut #define CONFIG_ENV_SPI_CS 0 42*f9727161SMarek Vasut #define CONFIG_ENV_SPI_MAX_HZ 40000000 43*f9727161SMarek Vasut #define CONFIG_ENV_SPI_MODE SPI_MODE_0 44*f9727161SMarek Vasut #endif 45*f9727161SMarek Vasut 46*f9727161SMarek Vasut #endif 47*f9727161SMarek Vasut 48*f9727161SMarek Vasut /* Boot Linux */ 49*f9727161SMarek Vasut #define CONFIG_BOOTFILE "uImage" 50*f9727161SMarek Vasut #define CONFIG_BOOTCOMMAND "bootm" 51*f9727161SMarek Vasut #define CONFIG_LOADADDR 0x42000000 52*f9727161SMarek Vasut #define CONFIG_SYS_LOAD_ADDR CONFIG_LOADADDR 53*f9727161SMarek Vasut 54*f9727161SMarek Vasut /* Extra Environment */ 55*f9727161SMarek Vasut #define CONFIG_EXTRA_ENV_SETTINGS \ 56*f9727161SMarek Vasut "update_spi_firmware_filename=u-boot.sb\0" \ 57*f9727161SMarek Vasut "update_spi_firmware_maxsz=0x80000\0" \ 58*f9727161SMarek Vasut "update_spi_firmware=" /* Update the SPI flash firmware */ \ 59*f9727161SMarek Vasut "if sf probe 2:0 ; then " \ 60*f9727161SMarek Vasut "if tftp ${update_spi_firmware_filename} ; then " \ 61*f9727161SMarek Vasut "sf erase 0x0 +${filesize} ; " \ 62*f9727161SMarek Vasut "sf write ${loadaddr} 0x0 ${filesize} ; " \ 63*f9727161SMarek Vasut "fi ; " \ 64*f9727161SMarek Vasut "fi\0" 65*f9727161SMarek Vasut 66*f9727161SMarek Vasut /* The rest of the configuration is shared */ 67*f9727161SMarek Vasut #include <configs/mxs.h> 68*f9727161SMarek Vasut 69*f9727161SMarek Vasut #endif /* __CONFIGS_BG0900_H__ */ 70