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https://github.com/brain-hackers/u-boot-brain
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![Stefan Agner](/assets/img/avatar_default.png)
The motivation for moving MX28 selection to Kconfig is to be able to better handle NAND MXS selection through Kconfig. This selection method also aligns with the way other i.MX SoCs are selected in U-Boot. Signed-off-by: Stefan Agner <stefan.agner@toradex.com>
66 lines
1.7 KiB
C
66 lines
1.7 KiB
C
/*
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* Copyright (C) 2013 Marek Vasut <marex@denx.de>
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*
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* SPDX-License-Identifier: GPL-2.0+
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*/
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#ifndef __CONFIGS_BG0900_H__
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#define __CONFIGS_BG0900_H__
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/* Memory configuration */
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#define CONFIG_NR_DRAM_BANKS 1 /* 1 bank of DRAM */
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#define PHYS_SDRAM_1 0x40000000 /* Base address */
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#define PHYS_SDRAM_1_SIZE 0x10000000 /* Max 256 MB RAM */
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#define CONFIG_SYS_SDRAM_BASE PHYS_SDRAM_1
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/* Environment */
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#define CONFIG_ENV_SIZE (16 * 1024)
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#define CONFIG_ENV_OVERWRITE
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/* FEC Ethernet on SoC */
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#ifdef CONFIG_CMD_NET
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#define CONFIG_FEC_MXC
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#endif
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/* SPI */
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#ifdef CONFIG_CMD_SPI
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#define CONFIG_DEFAULT_SPI_BUS 2
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#define CONFIG_DEFAULT_SPI_MODE SPI_MODE_0
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/* SPI FLASH */
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#ifdef CONFIG_CMD_SF
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#define CONFIG_SF_DEFAULT_BUS 2
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#define CONFIG_SF_DEFAULT_CS 0
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#define CONFIG_SF_DEFAULT_SPEED 40000000
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#define CONFIG_SF_DEFAULT_MODE SPI_MODE_0
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#define CONFIG_ENV_SPI_BUS 2
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#define CONFIG_ENV_SPI_CS 0
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#define CONFIG_ENV_SPI_MAX_HZ 40000000
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#define CONFIG_ENV_SPI_MODE SPI_MODE_0
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#endif
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#endif
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/* Boot Linux */
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#define CONFIG_BOOTFILE "uImage"
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#define CONFIG_BOOTCOMMAND "bootm"
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#define CONFIG_LOADADDR 0x42000000
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#define CONFIG_SYS_LOAD_ADDR CONFIG_LOADADDR
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/* Extra Environment */
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#define CONFIG_EXTRA_ENV_SETTINGS \
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"update_spi_firmware_filename=u-boot.sb\0" \
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"update_spi_firmware_maxsz=0x80000\0" \
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"update_spi_firmware=" /* Update the SPI flash firmware */ \
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"if sf probe 2:0 ; then " \
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"if tftp ${update_spi_firmware_filename} ; then " \
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"sf erase 0x0 +${filesize} ; " \
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"sf write ${loadaddr} 0x0 ${filesize} ; " \
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"fi ; " \
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"fi\0"
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/* The rest of the configuration is shared */
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#include <configs/mxs.h>
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#endif /* __CONFIGS_BG0900_H__ */
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