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Marek Vasutf9727162013-09-20 16:14:13 +02001/*
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
Marek Vasutf9727162013-09-20 16:14:13 +020014#define CONFIG_DISPLAY_CPUINFO
15#define CONFIG_DOS_PARTITION
16
Marek Vasutf9727162013-09-20 16:14:13 +020017#define CONFIG_CMD_NAND
18#define CONFIG_CMD_NAND_TRIMFFS
Marek Vasutf9727162013-09-20 16:14:13 +020019
20/* Memory configuration */
21#define CONFIG_NR_DRAM_BANKS 1 /* 1 bank of DRAM */
22#define PHYS_SDRAM_1 0x40000000 /* Base address */
23#define PHYS_SDRAM_1_SIZE 0x10000000 /* Max 256 MB RAM */
24#define CONFIG_SYS_SDRAM_BASE PHYS_SDRAM_1
25
26/* Environment */
27#define CONFIG_ENV_SIZE (16 * 1024)
28#define CONFIG_ENV_OVERWRITE
29#define CONFIG_ENV_IS_NOWHERE
30
31/* FEC Ethernet on SoC */
32#ifdef CONFIG_CMD_NET
33#define CONFIG_FEC_MXC
Marek Vasutf9727162013-09-20 16:14:13 +020034#endif
35
36/* SPI */
37#ifdef CONFIG_CMD_SPI
38#define CONFIG_DEFAULT_SPI_BUS 2
39#define CONFIG_DEFAULT_SPI_CS 0
40#define CONFIG_DEFAULT_SPI_MODE SPI_MODE_0
41
42/* SPI FLASH */
43#ifdef CONFIG_CMD_SF
Marek Vasutf9727162013-09-20 16:14:13 +020044#define CONFIG_SF_DEFAULT_BUS 2
45#define CONFIG_SF_DEFAULT_CS 0
46#define CONFIG_SF_DEFAULT_SPEED 40000000
47#define CONFIG_SF_DEFAULT_MODE SPI_MODE_0
48
49#define CONFIG_ENV_SPI_BUS 2
50#define CONFIG_ENV_SPI_CS 0
51#define CONFIG_ENV_SPI_MAX_HZ 40000000
52#define CONFIG_ENV_SPI_MODE SPI_MODE_0
53#endif
54
55#endif
56
57/* Boot Linux */
58#define CONFIG_BOOTDELAY 3
59#define CONFIG_BOOTFILE "uImage"
60#define CONFIG_BOOTARGS "console=ttyAMA0,115200"
61#define CONFIG_BOOTCOMMAND "bootm"
62#define CONFIG_LOADADDR 0x42000000
63#define CONFIG_SYS_LOAD_ADDR CONFIG_LOADADDR
64
65/* Extra Environment */
66#define CONFIG_EXTRA_ENV_SETTINGS \
67 "update_spi_firmware_filename=u-boot.sb\0" \
68 "update_spi_firmware_maxsz=0x80000\0" \
69 "update_spi_firmware=" /* Update the SPI flash firmware */ \
70 "if sf probe 2:0 ; then " \
71 "if tftp ${update_spi_firmware_filename} ; then " \
72 "sf erase 0x0 +${filesize} ; " \
73 "sf write ${loadaddr} 0x0 ${filesize} ; " \
74 "fi ; " \
75 "fi\0"
76
77/* The rest of the configuration is shared */
78#include <configs/mxs.h>
79
80#endif /* __CONFIGS_BG0900_H__ */