4 * SPDX-License-Identifier: GPL-2.0+
6 #ifndef __CONFIGS_BG0900_H__
7 #define __CONFIGS_BG0900_H__
9 /* System configurations */
10 #define CONFIG_MX28 /* i.MX28 SoC */
13 #define CONFIG_SYS_NO_FLASH
14 #include <config_cmd_default.h>
15 #define CONFIG_DISPLAY_CPUINFO
16 #define CONFIG_DOS_PARTITION
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
29 #define CONFIG_CMD_SPI
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
38 #define CONFIG_ENV_SIZE (16 * 1024)
39 #define CONFIG_ENV_OVERWRITE
40 #define CONFIG_ENV_IS_NOWHERE
42 /* FEC Ethernet on SoC */
44 #define CONFIG_FEC_MXC
49 #define CONFIG_DEFAULT_SPI_BUS 2
50 #define CONFIG_DEFAULT_SPI_CS 0
51 #define CONFIG_DEFAULT_SPI_MODE SPI_MODE_0
55 #define CONFIG_SPI_FLASH_BAR
56 #define CONFIG_SPI_FLASH_STMICRO
57 #define CONFIG_SF_DEFAULT_BUS 2
58 #define CONFIG_SF_DEFAULT_CS 0
59 #define CONFIG_SF_DEFAULT_SPEED 40000000
60 #define CONFIG_SF_DEFAULT_MODE SPI_MODE_0
62 #define CONFIG_ENV_SPI_BUS 2
63 #define CONFIG_ENV_SPI_CS 0
64 #define CONFIG_ENV_SPI_MAX_HZ 40000000
65 #define CONFIG_ENV_SPI_MODE SPI_MODE_0
71 #define CONFIG_BOOTDELAY 3
72 #define CONFIG_BOOTFILE "uImage"
73 #define CONFIG_BOOTARGS "console=ttyAMA0,115200"
74 #define CONFIG_BOOTCOMMAND "bootm"
75 #define CONFIG_LOADADDR 0x42000000
76 #define CONFIG_SYS_LOAD_ADDR CONFIG_LOADADDR
78 /* Extra Environment */
79 #define CONFIG_EXTRA_ENV_SETTINGS \
80 "update_spi_firmware_filename=u-boot.sb\0" \
81 "update_spi_firmware_maxsz=0x80000\0" \
82 "update_spi_firmware=" /* Update the SPI flash firmware */ \
83 "if sf probe 2:0 ; then " \
84 "if tftp ${update_spi_firmware_filename} ; then " \
85 "sf erase 0x0 +${filesize} ; " \
86 "sf write ${loadaddr} 0x0 ${filesize} ; " \
90 /* The rest of the configuration is shared */
91 #include <configs/mxs.h>
93 #endif /* __CONFIGS_BG0900_H__ */