mirror of
https://github.com/AsahiLinux/u-boot
synced 2024-12-02 01:19:49 +00:00
7b8b19fbdc
In order to have a single ENV_OFFSET to manage, use the same as the sama5 one. This address matches our NAND flash map available at: http://www.at91.com/linux4sam/bin/view/Linux4SAM/Sama5d3XplainedMainPage#NAND_Flash_demo_Memory_map Signed-off-by: Nicolas Ferre <nicolas.ferre@microchip.com> [eugen.hristev@microchip.com: rework on latest version of u-boot] Signed-off-by: Eugen Hristev <eugen.hristev@microchip.com>
160 lines
4.4 KiB
C
160 lines
4.4 KiB
C
/* SPDX-License-Identifier: GPL-2.0+ */
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/*
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* Copyright (C) 2012 Atmel Corporation
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*
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* Configuation settings for the AT91SAM9X5EK board.
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*/
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#ifndef __CONFIG_H__
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#define __CONFIG_H__
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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 /* 12 MHz crystal */
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#define CONFIG_CMDLINE_TAG /* enable passing of ATAGs */
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#define CONFIG_SETUP_MEMORY_TAGS
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#define CONFIG_INITRD_TAG
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#define CONFIG_SKIP_LOWLEVEL_INIT
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/* general purpose I/O */
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#define CONFIG_ATMEL_LEGACY /* required until (g)pio is fixed */
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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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/*
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* define CONFIG_USB_EHCI_HCD to enable USB Hi-Speed (aka 2.0)
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* NB: in this case, USB 1.1 devices won't be recognized.
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*/
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/* SDRAM */
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#define CONFIG_NR_DRAM_BANKS 1
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#define CONFIG_SYS_SDRAM_BASE 0x20000000
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#define CONFIG_SYS_SDRAM_SIZE 0x08000000 /* 128 megs */
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#define CONFIG_SYS_INIT_SP_ADDR \
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(CONFIG_SYS_SDRAM_BASE + 16 * 1024 - GENERATED_GBL_DATA_SIZE)
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/* DataFlash */
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#ifdef CONFIG_CMD_SF
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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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#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 0x40000000
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#define CONFIG_SYS_NAND_DBW_8 1
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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_ENABLE_PIN AT91_PIN_PD4
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#define CONFIG_SYS_NAND_READY_PIN AT91_PIN_PD5
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#define CONFIG_MTD_DEVICE
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#define CONFIG_MTD_PARTITIONS
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#endif
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/* PMECC & PMERRLOC */
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#define CONFIG_ATMEL_NAND_HWECC 1
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#define CONFIG_ATMEL_NAND_HW_PMECC 1
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#define CONFIG_PMECC_CAP 2
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#define CONFIG_PMECC_SECTOR_SIZE 512
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/* USB */
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#ifdef CONFIG_CMD_USB
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#ifndef CONFIG_USB_EHCI_HCD
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#define CONFIG_USB_ATMEL
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#define CONFIG_USB_ATMEL_CLK_SEL_UPLL
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#define CONFIG_USB_OHCI_NEW
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#define CONFIG_SYS_USB_OHCI_CPU_INIT
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#define CONFIG_SYS_USB_OHCI_REGS_BASE ATMEL_BASE_OHCI
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#define CONFIG_SYS_USB_OHCI_SLOT_NAME "at91sam9x5"
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#define CONFIG_SYS_USB_OHCI_MAX_ROOT_PORTS 3
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#endif
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#endif
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#define CONFIG_SYS_LOAD_ADDR 0x22000000 /* load address */
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#define CONFIG_SYS_MEMTEST_START CONFIG_SYS_SDRAM_BASE
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#define CONFIG_SYS_MEMTEST_END 0x26e00000
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#ifdef CONFIG_NAND_BOOT
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/* bootstrap + u-boot + env + linux in nandflash */
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#define CONFIG_ENV_OFFSET 0x140000
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#define CONFIG_ENV_OFFSET_REDUND 0x100000
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#define CONFIG_ENV_SIZE 0x20000 /* 1 sector = 128 kB */
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#define CONFIG_BOOTCOMMAND "nand read " \
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"0x22000000 0x200000 0x300000; " \
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"bootm 0x22000000"
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#elif defined(CONFIG_SPI_BOOT)
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/* bootstrap + u-boot + env + linux in spi flash */
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#define CONFIG_ENV_OFFSET 0x5000
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#define CONFIG_ENV_SIZE 0x3000
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#define CONFIG_ENV_SECT_SIZE 0x1000
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#define CONFIG_ENV_SPI_MAX_HZ 30000000
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#define CONFIG_BOOTCOMMAND "sf probe 0; " \
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"sf read 0x22000000 0x100000 0x300000; " \
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"bootm 0x22000000"
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#elif defined(CONFIG_SYS_USE_DATAFLASH)
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/* bootstrap + u-boot + env + linux in data flash */
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#define CONFIG_ENV_OFFSET 0x4200
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#define CONFIG_ENV_SIZE 0x4200
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#define CONFIG_ENV_SECT_SIZE 0x210
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#define CONFIG_ENV_SPI_MAX_HZ 30000000
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#define CONFIG_BOOTCOMMAND "sf probe 0; " \
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"sf read 0x22000000 0x84000 0x294000; " \
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"bootm 0x22000000"
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#else /* CONFIG_SD_BOOT */
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/* bootstrap + u-boot + env + linux in mmc */
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#define CONFIG_ENV_SIZE 0x4000
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#endif
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/*
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* Size of malloc() pool
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*/
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#define CONFIG_SYS_MALLOC_LEN (512 * 1024 + 0x1000)
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/* SPL */
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#define CONFIG_SPL_TEXT_BASE 0x300000
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#define CONFIG_SPL_MAX_SIZE 0x6000
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#define CONFIG_SPL_STACK 0x308000
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#define CONFIG_SPL_BSS_START_ADDR 0x20000000
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#define CONFIG_SPL_BSS_MAX_SIZE 0x80000
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#define CONFIG_SYS_SPL_MALLOC_START 0x20080000
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#define CONFIG_SYS_SPL_MALLOC_SIZE 0x80000
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#define CONFIG_SYS_MONITOR_LEN (512 << 10)
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#define CONFIG_SYS_MASTER_CLOCK 132096000
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#define CONFIG_SYS_AT91_PLLA 0x20c73f03
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#define CONFIG_SYS_MCKR 0x1301
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#define CONFIG_SYS_MCKR_CSS 0x1302
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#ifdef CONFIG_SD_BOOT
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#define CONFIG_SYS_MMCSD_FS_BOOT_PARTITION 1
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#define CONFIG_SPL_FS_LOAD_PAYLOAD_NAME "u-boot.img"
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#elif CONFIG_SPI_BOOT
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#define CONFIG_SYS_SPI_U_BOOT_OFFS 0x8400
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#elif CONFIG_NAND_BOOT
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#define CONFIG_SPL_NAND_DRIVERS
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#define CONFIG_SPL_NAND_BASE
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#endif
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#define CONFIG_SYS_NAND_U_BOOT_OFFS 0x40000
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#define CONFIG_SYS_NAND_5_ADDR_CYCLE
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#define CONFIG_SYS_NAND_PAGE_SIZE 0x800
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#define CONFIG_SYS_NAND_PAGE_COUNT 64
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#define CONFIG_SYS_NAND_OOBSIZE 64
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#define CONFIG_SYS_NAND_BLOCK_SIZE 0x20000
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#define CONFIG_SYS_NAND_BAD_BLOCK_POS 0x0
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#define CONFIG_SPL_GENERATE_ATMEL_PMECC_HEADER
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#endif
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