ts4600.h
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/*
* (C) Copyright 2016 Savoir-faire Linux Inc.
*
* Author: Sebastien Bourdelin <sebastien.bourdelin@savoirfairelinux.com>
*
* Derived from MX28EVK code by
* Fabio Estevam <fabio.estevam@freescale.com>
* Freescale Semiconductor, Inc.
*
* Configuration settings for the TS4600 Board
*
* SPDX-License-Identifier: GPL-2.0+
*/
#ifndef __CONFIGS_TS4600_H__
#define __CONFIGS_TS4600_H__
/* U-Boot Commands */
/* Memory configuration */
#define CONFIG_NR_DRAM_BANKS 1 /* 1 bank of DRAM */
#define PHYS_SDRAM_1 0x40000000 /* Base address */
#define PHYS_SDRAM_1_SIZE 0x40000000 /* Max 1 GB RAM */
#define CONFIG_SYS_SDRAM_BASE PHYS_SDRAM_1
/* Environment */
#define CONFIG_ENV_SIZE (8 * 1024)
/* Environment is in MMC */
#if defined(CONFIG_CMD_MMC) && defined(CONFIG_ENV_IS_IN_MMC)
#define CONFIG_ENV_OFFSET (256 * 1024)
#define CONFIG_SYS_MMC_ENV_DEV 0
#endif
/* Boot Linux */
#define CONFIG_LOADADDR 0x42000000
#define CONFIG_SYS_LOAD_ADDR CONFIG_LOADADDR
/* Extra Environment */
#define CONFIG_EXTRA_ENV_SETTINGS \
"fdt_addr=0x41000000\0" \
"loadkernel=load mmc ${mmcdev}:${mmcpart} ${loadaddr} zImage\0" \
"loadfdt=load mmc ${mmcdev}:${mmcpart} ${fdt_addr} imx28-ts4600.dtb\0" \
"loadbootscript=load mmc ${mmcdev}:${mmcpart} ${loadaddr} boot.ub\0" \
"bootscript=echo Running bootscript from mmc...; " \
"setenv mmcdev 0; " \
"setenv mmcpart 2; " \
"run loadbootscript && source ${loadaddr}; \0" \
"sdboot=echo Booting from SD card ...; " \
"setenv mmcdev 0; " \
"setenv mmcpart 2; " \
"setenv root /dev/mmcblk0p3; " \
"run loadkernel && run loadfdt; \0" \
"startbootsequence=run bootscript || run sdboot \0" \
#define CONFIG_BOOTCOMMAND \
"mmc rescan; " \
"run startbootsequence; " \
"setenv cmdline_append console=ttyAMA0,115200; " \
"setenv bootargs root=${root} rootwait rw ${cmdline_append}; " \
"bootz ${loadaddr} - ${fdt_addr}; "
/* The rest of the configuration is shared */
#include <configs/mxs.h>
#endif /* __CONFIGS_TS4600_H__ */