123 lines
3.7 KiB
C
123 lines
3.7 KiB
C
/*
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* Configuration settings for the VInCo platform.
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*
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* Based on the settings for the SAMA5-EK board
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* Copyright (C) 2014 Atmel
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* Bo Shen <voice.shen@atmel.com>
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* Copyright (C) 2015 Free Electrons
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* Gregory CLEMENT gregory.clement@free-electrons.com
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*
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* SPDX-License-Identifier: GPL-2.0+
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*/
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#ifndef __CONFIG_H
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#define __CONFIG_H
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#include "at91-sama5_common.h"
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/* The value in the common file is too far away for the VInCo platform */
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#ifdef CONFIG_SYS_TEXT_BASE
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#undef CONFIG_SYS_TEXT_BASE
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#endif
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#define CONFIG_SYS_TEXT_BASE 0x20f00000
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/* serial console */
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#define CONFIG_ATMEL_USART
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#define CONFIG_USART_BASE ATMEL_BASE_USART3
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#define CONFIG_USART_ID ATMEL_ID_USART3
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/* SDRAM */
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#define CONFIG_NR_DRAM_BANKS 1
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#define CONFIG_SYS_SDRAM_BASE ATMEL_BASE_DDRCS
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#define CONFIG_SYS_SDRAM_SIZE 0x4000000
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#define CONFIG_SYS_INIT_SP_ADDR \
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(CONFIG_SYS_SDRAM_BASE + 4 * 1024 - GENERATED_GBL_DATA_SIZE)
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#define CONFIG_SYS_LOAD_ADDR 0x22000000 /* load address */
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/* SerialFlash */
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#ifdef CONFIG_CMD_SF
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#define CONFIG_ATMEL_SPI
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#define CONFIG_ATMEL_SPI0
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#define CONFIG_SPI_FLASH_STMICRO
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#define CONFIG_SF_DEFAULT_BUS 0
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#define CONFIG_SF_DEFAULT_CS 0
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#define CONFIG_SF_DEFAULT_SPEED 50000000
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#define CONFIG_ENV_SPI_MAX_HZ 50000000
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#define CONFIG_SF_DEFAULT_MODE (SPI_MODE_0)
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#define CONFIG_ENV_SPI_MODE (SPI_MODE_0)
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#endif
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/* MMC */
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#ifdef CONFIG_CMD_MMC
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#define CONFIG_SUPPORT_EMMC_BOOT
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#define CONFIG_GENERIC_ATMEL_MCI
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#define ATMEL_BASE_MMCI ATMEL_BASE_MCI1
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#define CONFIG_SYS_MMC_CLK_OD 500000
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/* For generating MMC partitions */
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#endif
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/* USB device */
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/* Ethernet Hardware */
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#define CONFIG_PHY_SMSC
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#define CONFIG_MACB
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#define CONFIG_RMII
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#define CONFIG_NET_RETRY_COUNT 20
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#define CONFIG_MACB_SEARCH_PHY
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#ifdef CONFIG_SYS_USE_SERIALFLASH
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/* bootstrap + u-boot + env + linux in serial flash */
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#define CONFIG_ENV_SPI_BUS CONFIG_SF_DEFAULT_BUS
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#define CONFIG_ENV_SPI_CS CONFIG_SF_DEFAULT_CS
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/* Use our own mapping for the VInCo platform */
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#undef CONFIG_ENV_OFFSET
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#undef CONFIG_ENV_SIZE
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#define CONFIG_ENV_OFFSET 0x10000
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#define CONFIG_ENV_SIZE 0x10000
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/* Update the bootcommand according to our mapping for the VInCo platform */
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#undef CONFIG_BOOTCOMMAND
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#define CONFIG_BOOTCOMMAND "mmc dev 0 0;" \
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"mmc read ${loadaddr} ${k_offset} ${k_blksize};" \
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"mmc read ${oftaddr} ${dtb_offset} ${dtb_blksize};" \
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"bootz ${loadaddr} - ${oftaddr}"
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#define CONFIG_EXTRA_ENV_SETTINGS \
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"kernel_start=0x20000\0" \
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"kernel_size=0x800000\0" \
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"mmcblksize=0x200\0" \
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"oftaddr=0x21000000\0" \
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"loadaddr=0x22000000\0" \
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"update_uboot=tftp ${loadaddr} u-boot.bin;sf probe 0;" \
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"sf erase 0x20000 0x4B000; sf write ${loadaddr} 0x20000 0x4B000\0" \
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"create_partition=setexpr dtb_start ${kernel_start} + 0x400000;" \
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"setexpr rootfs_start ${kernel_start} + ${kernel_size};" \
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"setenv partitions 'name=kernel,size=${kernel_size}," \
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"start=${kernel_start};name=rootfs,size=-';" \
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"gpt write mmc 0 ${partitions} \0"\
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"f2blk_size=setexpr fileblksize ${filesize} / ${mmcblksize};" \
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"setexpr fileblksize ${fileblksize} + 1\0" \
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"store_kernel=tftp ${loadaddr} zImage; run f2blk_size;" \
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"setexpr k_blksize ${fileblksize};" \
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"setexpr k_offset ${kernel_start} / ${mmcblksize};" \
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"mmc write ${fileaddr} ${k_offset} ${fileblksize}\0" \
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"store_dtb=tftp ${loadaddr} at91-vinco.dtb; run f2blk_size;" \
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"setexpr dtb_blksize ${fileblksize};" \
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"setexpr dtb_offset ${dtb_start} / ${mmcblksize};" \
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"mmc write ${fileaddr} ${dtb_offset} ${fileblksize}\0" \
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"store_rootfs=tftp ${loadaddr} vinco-gateway-image-vinco.ext4;" \
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"setexpr rootfs_offset ${rootfs_start} / ${mmcblksize};" \
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"mmc write ${fileaddr} ${rootfs_offset} ${fileblksize}\0" \
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"bootdelay=0\0"
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#endif
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#endif
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