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