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f9727161 MV |
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 | ||
f9727161 MV |
12 | /* Memory configuration */ |
13 | #define CONFIG_NR_DRAM_BANKS 1 /* 1 bank of DRAM */ | |
14 | #define PHYS_SDRAM_1 0x40000000 /* Base address */ | |
15 | #define PHYS_SDRAM_1_SIZE 0x10000000 /* Max 256 MB RAM */ | |
16 | #define CONFIG_SYS_SDRAM_BASE PHYS_SDRAM_1 | |
17 | ||
18 | /* Environment */ | |
19 | #define CONFIG_ENV_SIZE (16 * 1024) | |
20 | #define CONFIG_ENV_OVERWRITE | |
f9727161 MV |
21 | |
22 | /* FEC Ethernet on SoC */ | |
23 | #ifdef CONFIG_CMD_NET | |
24 | #define CONFIG_FEC_MXC | |
f9727161 MV |
25 | #endif |
26 | ||
27 | /* SPI */ | |
28 | #ifdef CONFIG_CMD_SPI | |
29 | #define CONFIG_DEFAULT_SPI_BUS 2 | |
30 | #define CONFIG_DEFAULT_SPI_CS 0 | |
31 | #define CONFIG_DEFAULT_SPI_MODE SPI_MODE_0 | |
32 | ||
33 | /* SPI FLASH */ | |
34 | #ifdef CONFIG_CMD_SF | |
f9727161 MV |
35 | #define CONFIG_SF_DEFAULT_BUS 2 |
36 | #define CONFIG_SF_DEFAULT_CS 0 | |
37 | #define CONFIG_SF_DEFAULT_SPEED 40000000 | |
38 | #define CONFIG_SF_DEFAULT_MODE SPI_MODE_0 | |
39 | ||
40 | #define CONFIG_ENV_SPI_BUS 2 | |
41 | #define CONFIG_ENV_SPI_CS 0 | |
42 | #define CONFIG_ENV_SPI_MAX_HZ 40000000 | |
43 | #define CONFIG_ENV_SPI_MODE SPI_MODE_0 | |
44 | #endif | |
45 | ||
46 | #endif | |
47 | ||
48 | /* Boot Linux */ | |
f9727161 MV |
49 | #define CONFIG_BOOTFILE "uImage" |
50 | #define CONFIG_BOOTARGS "console=ttyAMA0,115200" | |
51 | #define CONFIG_BOOTCOMMAND "bootm" | |
52 | #define CONFIG_LOADADDR 0x42000000 | |
53 | #define CONFIG_SYS_LOAD_ADDR CONFIG_LOADADDR | |
54 | ||
55 | /* Extra Environment */ | |
56 | #define CONFIG_EXTRA_ENV_SETTINGS \ | |
57 | "update_spi_firmware_filename=u-boot.sb\0" \ | |
58 | "update_spi_firmware_maxsz=0x80000\0" \ | |
59 | "update_spi_firmware=" /* Update the SPI flash firmware */ \ | |
60 | "if sf probe 2:0 ; then " \ | |
61 | "if tftp ${update_spi_firmware_filename} ; then " \ | |
62 | "sf erase 0x0 +${filesize} ; " \ | |
63 | "sf write ${loadaddr} 0x0 ${filesize} ; " \ | |
64 | "fi ; " \ | |
65 | "fi\0" | |
66 | ||
67 | /* The rest of the configuration is shared */ | |
68 | #include <configs/mxs.h> | |
69 | ||
70 | #endif /* __CONFIGS_BG0900_H__ */ |