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