bg0900.h
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/*
* Copyright (C) 2013 Marek Vasut <marex@denx.de>
*
* SPDX-License-Identifier: GPL-2.0+
*/
#ifndef __CONFIGS_BG0900_H__
#define __CONFIGS_BG0900_H__
/* Memory configuration */
#define CONFIG_NR_DRAM_BANKS 1 /* 1 bank of DRAM */
#define PHYS_SDRAM_1 0x40000000 /* Base address */
#define PHYS_SDRAM_1_SIZE 0x10000000 /* Max 256 MB RAM */
#define CONFIG_SYS_SDRAM_BASE PHYS_SDRAM_1
/* Environment */
#define CONFIG_ENV_SIZE (16 * 1024)
#define CONFIG_ENV_OVERWRITE
/* FEC Ethernet on SoC */
#ifdef CONFIG_CMD_NET
#define CONFIG_FEC_MXC
#endif
/* SPI */
#ifdef CONFIG_CMD_SPI
#define CONFIG_DEFAULT_SPI_BUS 2
#define CONFIG_DEFAULT_SPI_MODE SPI_MODE_0
/* SPI FLASH */
#ifdef CONFIG_CMD_SF
#define CONFIG_SF_DEFAULT_BUS 2
#define CONFIG_SF_DEFAULT_CS 0
#define CONFIG_SF_DEFAULT_SPEED 40000000
#define CONFIG_SF_DEFAULT_MODE SPI_MODE_0
#define CONFIG_ENV_SPI_BUS 2
#define CONFIG_ENV_SPI_CS 0
#define CONFIG_ENV_SPI_MAX_HZ 40000000
#define CONFIG_ENV_SPI_MODE SPI_MODE_0
#endif
#endif
/* Boot Linux */
#define CONFIG_BOOTFILE "uImage"
#define CONFIG_BOOTCOMMAND "bootm"
#define CONFIG_LOADADDR 0x42000000
#define CONFIG_SYS_LOAD_ADDR CONFIG_LOADADDR
/* Extra Environment */
#define CONFIG_EXTRA_ENV_SETTINGS \
"update_spi_firmware_filename=u-boot.sb\0" \
"update_spi_firmware_maxsz=0x80000\0" \
"update_spi_firmware=" /* Update the SPI flash firmware */ \
"if sf probe 2:0 ; then " \
"if tftp ${update_spi_firmware_filename} ; then " \
"sf erase 0x0 +${filesize} ; " \
"sf write ${loadaddr} 0x0 ${filesize} ; " \
"fi ; " \
"fi\0"
/* The rest of the configuration is shared */
#include <configs/mxs.h>
#endif /* __CONFIGS_BG0900_H__ */