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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 */
Marek Vasutf9727162013-09-20 16:14:13 +020013
Marek Vasutf9727162013-09-20 16:14:13 +020014#define CONFIG_CMD_NAND
15#define CONFIG_CMD_NAND_TRIMFFS
Marek Vasutf9727162013-09-20 16:14:13 +020016
17/* Memory configuration */
18#define CONFIG_NR_DRAM_BANKS 1 /* 1 bank of DRAM */
19#define PHYS_SDRAM_1 0x40000000 /* Base address */
20#define PHYS_SDRAM_1_SIZE 0x10000000 /* Max 256 MB RAM */
21#define CONFIG_SYS_SDRAM_BASE PHYS_SDRAM_1
22
23/* Environment */
24#define CONFIG_ENV_SIZE (16 * 1024)
25#define CONFIG_ENV_OVERWRITE
Marek Vasutf9727162013-09-20 16:14:13 +020026
27/* FEC Ethernet on SoC */
28#ifdef CONFIG_CMD_NET
29#define CONFIG_FEC_MXC
Marek Vasutf9727162013-09-20 16:14:13 +020030#endif
31
32/* SPI */
33#ifdef CONFIG_CMD_SPI
34#define CONFIG_DEFAULT_SPI_BUS 2
35#define CONFIG_DEFAULT_SPI_CS 0
36#define CONFIG_DEFAULT_SPI_MODE SPI_MODE_0
37
38/* SPI FLASH */
39#ifdef CONFIG_CMD_SF
Marek Vasutf9727162013-09-20 16:14:13 +020040#define CONFIG_SF_DEFAULT_BUS 2
41#define CONFIG_SF_DEFAULT_CS 0
42#define CONFIG_SF_DEFAULT_SPEED 40000000
43#define CONFIG_SF_DEFAULT_MODE SPI_MODE_0
44
45#define CONFIG_ENV_SPI_BUS 2
46#define CONFIG_ENV_SPI_CS 0
47#define CONFIG_ENV_SPI_MAX_HZ 40000000
48#define CONFIG_ENV_SPI_MODE SPI_MODE_0
49#endif
50
51#endif
52
53/* Boot Linux */
Marek Vasutf9727162013-09-20 16:14:13 +020054#define CONFIG_BOOTFILE "uImage"
55#define CONFIG_BOOTARGS "console=ttyAMA0,115200"
56#define CONFIG_BOOTCOMMAND "bootm"
57#define CONFIG_LOADADDR 0x42000000
58#define CONFIG_SYS_LOAD_ADDR CONFIG_LOADADDR
59
60/* Extra Environment */
61#define CONFIG_EXTRA_ENV_SETTINGS \
62 "update_spi_firmware_filename=u-boot.sb\0" \
63 "update_spi_firmware_maxsz=0x80000\0" \
64 "update_spi_firmware=" /* Update the SPI flash firmware */ \
65 "if sf probe 2:0 ; then " \
66 "if tftp ${update_spi_firmware_filename} ; then " \
67 "sf erase 0x0 +${filesize} ; " \
68 "sf write ${loadaddr} 0x0 ${filesize} ; " \
69 "fi ; " \
70 "fi\0"
71
72/* The rest of the configuration is shared */
73#include <configs/mxs.h>
74
75#endif /* __CONFIGS_BG0900_H__ */