mirror of
https://github.com/brain-hackers/u-boot-brain
synced 2024-08-18 16:08:53 +09:00
![Bo Shen](/assets/img/avatar_default.png)
The code for this board supports following features: - Boot media support: NAND flash/SD card/SPI flash - Support LCD display (optional, disabled by default) - Support ethernet - Support USB mass storage Signed-off-by: Bo Shen <voice.shen@atmel.com> Signed-off-by: Andreas Bießmann <andreas.devel@googlemail.com>
217 lines
5.5 KiB
C
217 lines
5.5 KiB
C
/*
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* Configuration settings for the SAMA5D4 Xplained ultra board.
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*
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* Copyright (C) 2014 Atmel
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* Bo Shen <voice.shen@atmel.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 <asm/hardware.h>
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#define CONFIG_SYS_TEXT_BASE 0x26f00000
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/* ARM asynchronous clock */
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#define CONFIG_SYS_AT91_SLOW_CLOCK 32768
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#define CONFIG_SYS_AT91_MAIN_CLOCK 12000000 /* from 12 MHz crystal */
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#define CONFIG_ARCH_CPU_INIT
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#define CONFIG_SKIP_LOWLEVEL_INIT
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#define CONFIG_BOARD_EARLY_INIT_F
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#define CONFIG_DISPLAY_CPUINFO
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#define CONFIG_CMD_BOOTZ
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#define CONFIG_OF_LIBFDT /* Device Tree support */
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#define CONFIG_SYS_GENERIC_BOARD
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/* general purpose I/O */
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#define CONFIG_AT91_GPIO
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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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#define CONFIG_BOOTDELAY 3
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/*
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* BOOTP options
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*/
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#define CONFIG_BOOTP_BOOTFILESIZE
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#define CONFIG_BOOTP_BOOTPATH
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#define CONFIG_BOOTP_GATEWAY
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#define CONFIG_BOOTP_HOSTNAME
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/* No NOR flash */
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#define CONFIG_SYS_NO_FLASH
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/*
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* Command line configuration.
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*/
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#include <config_cmd_default.h>
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#undef CONFIG_CMD_FPGA
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#undef CONFIG_CMD_IMI
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#undef CONFIG_CMD_LOADS
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#define CONFIG_CMD_PING
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#define CONFIG_CMD_DHCP
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#define CONFIG_CMD_SETEXPR
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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 0x20000000
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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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#define CONFIG_CMD_SF
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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
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#define CONFIG_SPI_FLASH_ATMEL
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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 30000000
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#endif
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/* NAND flash */
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#define CONFIG_CMD_NAND
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#ifdef CONFIG_CMD_NAND
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#define CONFIG_NAND_ATMEL
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#define CONFIG_SYS_MAX_NAND_DEVICE 1
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#define CONFIG_SYS_NAND_BASE ATMEL_BASE_CS3
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/* our ALE is AD21 */
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#define CONFIG_SYS_NAND_MASK_ALE (1 << 21)
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/* our CLE is AD22 */
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#define CONFIG_SYS_NAND_MASK_CLE (1 << 22)
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#define CONFIG_SYS_NAND_ONFI_DETECTION
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/* PMECC & PMERRLOC */
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#define CONFIG_ATMEL_NAND_HWECC
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#define CONFIG_ATMEL_NAND_HW_PMECC
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#endif
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/* MMC */
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#define CONFIG_CMD_MMC
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#ifdef CONFIG_CMD_MMC
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#define CONFIG_MMC
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#define CONFIG_GENERIC_MMC
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#define CONFIG_GENERIC_ATMEL_MCI
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#define ATMEL_BASE_MMCI ATMEL_BASE_MCI1
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#endif
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/* USB */
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#define CONFIG_CMD_USB
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#ifdef CONFIG_CMD_USB
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#define CONFIG_USB_EHCI
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#define CONFIG_USB_EHCI_ATMEL
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#define CONFIG_SYS_USB_EHCI_MAX_ROOT_PORTS 3
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#define CONFIG_USB_STORAGE
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#endif
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#if defined(CONFIG_CMD_USB) || defined(CONFIG_CMD_MMC)
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#define CONFIG_CMD_FAT
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#define CONFIG_DOS_PARTITION
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#endif
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/* Ethernet Hardware */
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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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/* LCD */
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/* #define CONFIG_LCD */
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#ifdef CONFIG_LCD
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#define LCD_BPP LCD_COLOR16
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#define LCD_OUTPUT_BPP 24
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#define CONFIG_LCD_LOGO
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#define CONFIG_LCD_INFO
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#define CONFIG_LCD_INFO_BELOW_LOGO
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#define CONFIG_SYS_WHITE_ON_BLACK
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#define CONFIG_ATMEL_HLCD
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#define CONFIG_ATMEL_LCD_RGB565
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#define CONFIG_SYS_CONSOLE_IS_IN_ENV
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#endif
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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_IS_IN_SPI_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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#define CONFIG_ENV_OFFSET 0x10000
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#define CONFIG_ENV_SIZE 0x10000
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#define CONFIG_ENV_SECT_SIZE 0x1000
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#define CONFIG_BOOTCOMMAND "sf probe 0; " \
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"sf read 0x21000000 0xa0000 0x60000; " \
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"sf read 0x22000000 0x100000 0x300000; " \
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"bootz 0x22000000 - 0x21000000"
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#elif CONFIG_SYS_USE_NANDFLASH
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/* bootstrap + u-boot + env in nandflash */
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#define CONFIG_ENV_IS_IN_NAND
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#define CONFIG_ENV_OFFSET 0xc0000
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#define CONFIG_ENV_OFFSET_REDUND 0x100000
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#define CONFIG_ENV_SIZE 0x20000
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#define CONFIG_BOOTCOMMAND "nand read 0x21000000 0x180000 0x80000;" \
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"nand read 0x22000000 0x200000 0x600000;" \
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"bootz 0x22000000 - 0x21000000"
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#elif CONFIG_SYS_USE_MMC
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/* bootstrap + u-boot + env in sd card */
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#define CONFIG_ENV_IS_IN_FAT
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#define CONFIG_FAT_WRITE
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#define FAT_ENV_INTERFACE "mmc"
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/*
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* We don't specify the part number, if device 0 has partition table, it means
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* the first partition; it no partition table, then take whole device as a
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* FAT file system.
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*/
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#define FAT_ENV_DEVICE_AND_PART "0"
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#define FAT_ENV_FILE "uboot.env"
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#define CONFIG_ENV_SIZE 0x4000
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#define CONFIG_BOOTCOMMAND "fatload mmc 0:1 0x21000000 at91-sama5d4_xplained.dtb; " \
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"fatload mmc 0:1 0x22000000 zImage; " \
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"bootz 0x22000000 - 0x21000000"
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#endif
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#ifdef CONFIG_SYS_USE_MMC
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#define CONFIG_BOOTARGS \
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"console=ttyS0,115200 earlyprintk " \
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"root=/dev/mmcblk0p2 rw rootwait"
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#else
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#define CONFIG_BOOTARGS \
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"console=ttyS0,115200 earlyprintk " \
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"mtdparts=atmel_nand:256k(bootstrap)ro,512k(uboot)ro," \
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"256K(env),256k(evn_redundent),256k(spare)," \
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"512k(dtb),6M(kernel)ro,-(rootfs) " \
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"rootfstype=ubifs ubi.mtd=7 root=ubi0:rootfs"
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#endif
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#define CONFIG_BAUDRATE 115200
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#define CONFIG_SYS_PROMPT "U-Boot> "
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#define CONFIG_SYS_CBSIZE 256
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#define CONFIG_SYS_MAXARGS 16
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#define CONFIG_SYS_PBSIZE (CONFIG_SYS_CBSIZE + \
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sizeof(CONFIG_SYS_PROMPT) + 16)
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#define CONFIG_SYS_LONGHELP
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#define CONFIG_CMDLINE_EDITING
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#define CONFIG_AUTO_COMPLETE
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#define CONFIG_SYS_HUSH_PARSER
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/* Size of malloc() pool */
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#define CONFIG_SYS_MALLOC_LEN (4 * 1024 * 1024)
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#endif
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