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1 | /* |
2 | * (C) Copyright 2016 Savoir-faire Linux Inc. | |
3 | * | |
4 | * Author: Sebastien Bourdelin <sebastien.bourdelin@savoirfairelinux.com> | |
5 | * | |
6 | * Derived from MX28EVK code by | |
7 | * Fabio Estevam <fabio.estevam@freescale.com> | |
8 | * Freescale Semiconductor, Inc. | |
9 | * | |
10 | * Configuration settings for the TS4600 Board | |
11 | * | |
12 | * SPDX-License-Identifier: GPL-2.0+ | |
13 | */ | |
14 | #ifndef __CONFIGS_TS4600_H__ | |
15 | #define __CONFIGS_TS4600_H__ | |
16 | ||
17 | /* System configurations */ | |
18 | #define CONFIG_MX28 /* i.MX28 SoC */ | |
19 | ||
20 | /* U-Boot Commands */ | |
d9e268ed SB |
21 | |
22 | /* Memory configuration */ | |
23 | #define CONFIG_NR_DRAM_BANKS 1 /* 1 bank of DRAM */ | |
24 | #define PHYS_SDRAM_1 0x40000000 /* Base address */ | |
25 | #define PHYS_SDRAM_1_SIZE 0x40000000 /* Max 1 GB RAM */ | |
26 | #define CONFIG_SYS_SDRAM_BASE PHYS_SDRAM_1 | |
27 | ||
28 | /* Environment */ | |
29 | #define CONFIG_ENV_SIZE (8 * 1024) | |
30 | ||
31 | /* Environment is in MMC */ | |
32 | #if defined(CONFIG_CMD_MMC) && defined(CONFIG_ENV_IS_IN_MMC) | |
33 | #define CONFIG_ENV_OFFSET (256 * 1024) | |
34 | #define CONFIG_SYS_MMC_ENV_DEV 0 | |
35 | #endif | |
36 | ||
37 | /* Boot Linux */ | |
38 | #define CONFIG_LOADADDR 0x42000000 | |
39 | #define CONFIG_SYS_LOAD_ADDR CONFIG_LOADADDR | |
40 | ||
41 | /* Extra Environment */ | |
42 | #define CONFIG_EXTRA_ENV_SETTINGS \ | |
43 | "fdt_addr=0x41000000\0" \ | |
44 | "loadkernel=load mmc ${mmcdev}:${mmcpart} ${loadaddr} zImage\0" \ | |
45 | "loadfdt=load mmc ${mmcdev}:${mmcpart} ${fdt_addr} imx28-ts4600.dtb\0" \ | |
46 | "loadbootscript=load mmc ${mmcdev}:${mmcpart} ${loadaddr} boot.ub\0" \ | |
47 | "bootscript=echo Running bootscript from mmc...; " \ | |
48 | "setenv mmcdev 0; " \ | |
49 | "setenv mmcpart 2; " \ | |
50 | "run loadbootscript && source ${loadaddr}; \0" \ | |
51 | "sdboot=echo Booting from SD card ...; " \ | |
52 | "setenv mmcdev 0; " \ | |
53 | "setenv mmcpart 2; " \ | |
54 | "setenv root /dev/mmcblk0p3; " \ | |
55 | "run loadkernel && run loadfdt; \0" \ | |
56 | "startbootsequence=run bootscript || run sdboot \0" \ | |
57 | ||
58 | #define CONFIG_BOOTCOMMAND \ | |
59 | "mmc rescan; " \ | |
60 | "run startbootsequence; " \ | |
61 | "setenv cmdline_append console=ttyAMA0,115200; " \ | |
62 | "setenv bootargs root=${root} rootwait rw ${cmdline_append}; " \ | |
63 | "bootz ${loadaddr} - ${fdt_addr}; " | |
64 | ||
65 | /* The rest of the configuration is shared */ | |
66 | #include <configs/mxs.h> | |
67 | ||
68 | #endif /* __CONFIGS_TS4600_H__ */ |