| Sebastien Bourdelin | d9e268e | 2016-11-08 12:18:07 -0500 | [diff] [blame] | 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 */ |
| 21 | #define CONFIG_SYS_NO_FLASH /* No NOR Flash */ |
| 22 | #define CONFIG_DOS_PARTITION |
| 23 | |
| 24 | /* Memory configuration */ |
| 25 | #define CONFIG_NR_DRAM_BANKS 1 /* 1 bank of DRAM */ |
| 26 | #define PHYS_SDRAM_1 0x40000000 /* Base address */ |
| 27 | #define PHYS_SDRAM_1_SIZE 0x40000000 /* Max 1 GB RAM */ |
| 28 | #define CONFIG_SYS_SDRAM_BASE PHYS_SDRAM_1 |
| 29 | |
| 30 | /* Environment */ |
| 31 | #define CONFIG_ENV_SIZE (8 * 1024) |
| 32 | |
| 33 | /* Environment is in MMC */ |
| 34 | #if defined(CONFIG_CMD_MMC) && defined(CONFIG_ENV_IS_IN_MMC) |
| 35 | #define CONFIG_ENV_OFFSET (256 * 1024) |
| 36 | #define CONFIG_SYS_MMC_ENV_DEV 0 |
| 37 | #endif |
| 38 | |
| 39 | /* Boot Linux */ |
| 40 | #define CONFIG_LOADADDR 0x42000000 |
| 41 | #define CONFIG_SYS_LOAD_ADDR CONFIG_LOADADDR |
| 42 | |
| 43 | /* Extra Environment */ |
| 44 | #define CONFIG_EXTRA_ENV_SETTINGS \ |
| 45 | "fdt_addr=0x41000000\0" \ |
| 46 | "loadkernel=load mmc ${mmcdev}:${mmcpart} ${loadaddr} zImage\0" \ |
| 47 | "loadfdt=load mmc ${mmcdev}:${mmcpart} ${fdt_addr} imx28-ts4600.dtb\0" \ |
| 48 | "loadbootscript=load mmc ${mmcdev}:${mmcpart} ${loadaddr} boot.ub\0" \ |
| 49 | "bootscript=echo Running bootscript from mmc...; " \ |
| 50 | "setenv mmcdev 0; " \ |
| 51 | "setenv mmcpart 2; " \ |
| 52 | "run loadbootscript && source ${loadaddr}; \0" \ |
| 53 | "sdboot=echo Booting from SD card ...; " \ |
| 54 | "setenv mmcdev 0; " \ |
| 55 | "setenv mmcpart 2; " \ |
| 56 | "setenv root /dev/mmcblk0p3; " \ |
| 57 | "run loadkernel && run loadfdt; \0" \ |
| 58 | "startbootsequence=run bootscript || run sdboot \0" \ |
| 59 | |
| 60 | #define CONFIG_BOOTCOMMAND \ |
| 61 | "mmc rescan; " \ |
| 62 | "run startbootsequence; " \ |
| 63 | "setenv cmdline_append console=ttyAMA0,115200; " \ |
| 64 | "setenv bootargs root=${root} rootwait rw ${cmdline_append}; " \ |
| 65 | "bootz ${loadaddr} - ${fdt_addr}; " |
| 66 | |
| 67 | /* The rest of the configuration is shared */ |
| 68 | #include <configs/mxs.h> |
| 69 | |
| 70 | #endif /* __CONFIGS_TS4600_H__ */ |