1 /* 2 * Copyright (C) 2013 Marek Vasut <marex@denx.de> 3 * 4 * SPDX-License-Identifier: GPL-2.0+ 5 */ 6 #ifndef __CONFIGS_BG0900_H__ 7 #define __CONFIGS_BG0900_H__ 8 9 /* System configurations */ 10 #define CONFIG_MX28 /* i.MX28 SoC */ 11 12 /* U-Boot Commands */ 13 #define CONFIG_SYS_NO_FLASH 14 #include <config_cmd_default.h> 15 #define CONFIG_DISPLAY_CPUINFO 16 #define CONFIG_DOS_PARTITION 17 18 #define CONFIG_CMD_BOOTZ 19 #define CONFIG_CMD_CACHE 20 #define CONFIG_CMD_DHCP 21 #define CONFIG_CMD_GPIO 22 #define CONFIG_CMD_MII 23 #define CONFIG_CMD_NAND 24 #define CONFIG_CMD_NAND_TRIMFFS 25 #define CONFIG_CMD_NFS 26 #define CONFIG_CMD_PING 27 #define CONFIG_CMD_SAVEENV 28 #define CONFIG_CMD_SF 29 #define CONFIG_CMD_SPI 30 31 /* Memory configuration */ 32 #define CONFIG_NR_DRAM_BANKS 1 /* 1 bank of DRAM */ 33 #define PHYS_SDRAM_1 0x40000000 /* Base address */ 34 #define PHYS_SDRAM_1_SIZE 0x10000000 /* Max 256 MB RAM */ 35 #define CONFIG_SYS_SDRAM_BASE PHYS_SDRAM_1 36 37 /* Environment */ 38 #define CONFIG_ENV_SIZE (16 * 1024) 39 #define CONFIG_ENV_OVERWRITE 40 #define CONFIG_ENV_IS_NOWHERE 41 42 /* FEC Ethernet on SoC */ 43 #ifdef CONFIG_CMD_NET 44 #define CONFIG_FEC_MXC 45 #endif 46 47 /* SPI */ 48 #ifdef CONFIG_CMD_SPI 49 #define CONFIG_DEFAULT_SPI_BUS 2 50 #define CONFIG_DEFAULT_SPI_CS 0 51 #define CONFIG_DEFAULT_SPI_MODE SPI_MODE_0 52 53 /* SPI FLASH */ 54 #ifdef CONFIG_CMD_SF 55 #define CONFIG_SPI_FLASH 56 #define CONFIG_SPI_FLASH_BAR 57 #define CONFIG_SPI_FLASH_STMICRO 58 #define CONFIG_SF_DEFAULT_BUS 2 59 #define CONFIG_SF_DEFAULT_CS 0 60 #define CONFIG_SF_DEFAULT_SPEED 40000000 61 #define CONFIG_SF_DEFAULT_MODE SPI_MODE_0 62 63 #define CONFIG_ENV_SPI_BUS 2 64 #define CONFIG_ENV_SPI_CS 0 65 #define CONFIG_ENV_SPI_MAX_HZ 40000000 66 #define CONFIG_ENV_SPI_MODE SPI_MODE_0 67 #endif 68 69 #endif 70 71 /* Boot Linux */ 72 #define CONFIG_BOOTDELAY 3 73 #define CONFIG_BOOTFILE "uImage" 74 #define CONFIG_BOOTARGS "console=ttyAMA0,115200" 75 #define CONFIG_BOOTCOMMAND "bootm" 76 #define CONFIG_LOADADDR 0x42000000 77 #define CONFIG_SYS_LOAD_ADDR CONFIG_LOADADDR 78 79 /* Extra Environment */ 80 #define CONFIG_EXTRA_ENV_SETTINGS \ 81 "update_spi_firmware_filename=u-boot.sb\0" \ 82 "update_spi_firmware_maxsz=0x80000\0" \ 83 "update_spi_firmware=" /* Update the SPI flash firmware */ \ 84 "if sf probe 2:0 ; then " \ 85 "if tftp ${update_spi_firmware_filename} ; then " \ 86 "sf erase 0x0 +${filesize} ; " \ 87 "sf write ${loadaddr} 0x0 ${filesize} ; " \ 88 "fi ; " \ 89 "fi\0" 90 91 /* The rest of the configuration is shared */ 92 #include <configs/mxs.h> 93 94 #endif /* __CONFIGS_BG0900_H__ */ 95