upstream u-boot with additional patches for our devices/boards:
https://lists.denx.de/pipermail/u-boot/2017-March/282789.html (AXP crashes) ;
Gbit ethernet patch for some LIME2 revisions ;
with SPI flash support
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199 lines
5.5 KiB
199 lines
5.5 KiB
/*
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* Common board functions for siemens AT91SAM9G45 based boards
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* (C) Copyright 2013 Siemens AG
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*
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* Based on:
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* U-Boot file: include/configs/at91sam9m10g45ek.h
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* (C) Copyright 2007-2008
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* Stelian Pop <stelian@popies.net>
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* Lead Tech Design <www.leadtechdesign.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_GENERIC_BOARD
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/*
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* Warning: changing CONFIG_SYS_TEXT_BASE requires
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* adapting the initial boot program.
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* Since the linker has to swallow that define, we must use a pure
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* hex number here!
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*/
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#define CONFIG_SYS_TEXT_BASE 0x72000000
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#define CONFIG_ATMEL_LEGACY /* required until (g)pio is fixed */
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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_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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#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
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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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#define CONFIG_AT91_GPIO
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#define CONFIG_AT91_GPIO_PULLUP 1 /* keep pullups on peripheral pins */
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/* serial console */
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#define CONFIG_ATMEL_USART
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#define CONFIG_USART_BASE ATMEL_BASE_DBGU
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#define CONFIG_USART_ID ATMEL_ID_SYS
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/* LED */
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#define CONFIG_AT91_LED
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#define CONFIG_RED_LED AT91_PIN_PD31 /* this is the user1 led */
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#define CONFIG_GREEN_LED AT91_PIN_PD0 /* this is the user2 led */
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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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/*
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* Command line configuration.
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*/
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#define CONFIG_CMD_PING
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#define CONFIG_CMD_DHCP
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#define CONFIG_CMD_NAND
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#define CONFIG_CMD_USB
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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_CS6
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#define CONFIG_SYS_SDRAM_SIZE 0x08000000
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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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/* No NOR flash */
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#define CONFIG_SYS_NO_FLASH
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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 ATMEL_BASE_CS3
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#define CONFIG_SYS_NAND_DBW_8
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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_PC14
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#define CONFIG_SYS_NAND_READY_PIN AT91_PIN_PC8
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#endif
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/* Ethernet */
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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_AT91_WANTS_COMMON_PHY
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/* 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 2
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#define CONFIG_DOS_PARTITION
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#define CONFIG_USB_STORAGE
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#define CONFIG_SYS_LOAD_ADDR 0x72000000 /* load address */
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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 0x100000
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#define CONFIG_ENV_OFFSET_REDUND 0x180000
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#define CONFIG_ENV_SIZE 0x20000
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#define CONFIG_BOOTCOMMAND \
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"nand read 0x70000000 0x200000 0x300000;" \
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"bootm 0x70000000"
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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(env_redundant),256k(spare)," \
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"512k(dtb),6M(kernel)ro,-(rootfs) " \
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"root=/dev/mtdblock7 rw rootfstype=jffs2"
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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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/*
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* Size of malloc() pool
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*/
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#define CONFIG_SYS_MALLOC_LEN ROUND(3 * CONFIG_ENV_SIZE + \
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128*1024, 0x1000)
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/* Defines for SPL */
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#define CONFIG_SPL_FRAMEWORK
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#define CONFIG_SPL_TEXT_BASE 0x300000
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#define CONFIG_SPL_MAX_SIZE (12 * 1024)
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#define CONFIG_SPL_STACK (16 * 1024)
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#define CONFIG_SPL_BSS_START_ADDR CONFIG_SPL_MAX_SIZE
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#define CONFIG_SPL_BSS_MAX_SIZE (2 * 1024)
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#define CONFIG_SPL_LIBCOMMON_SUPPORT
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#define CONFIG_SPL_LIBGENERIC_SUPPORT
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#define CONFIG_SPL_SERIAL_SUPPORT
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#define CONFIG_SPL_BOARD_INIT
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#define CONFIG_SPL_GPIO_SUPPORT
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#define CONFIG_SPL_NAND_SUPPORT
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#define CONFIG_SPL_NAND_DRIVERS
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#define CONFIG_SPL_NAND_BASE
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#define CONFIG_SPL_NAND_ECC
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#define CONFIG_SPL_NAND_RAW_ONLY
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#define CONFIG_SPL_NAND_SOFTECC
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#define CONFIG_SYS_NAND_U_BOOT_OFFS 0x20000
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#define CONFIG_SYS_NAND_U_BOOT_SIZE 0x80000
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#define CONFIG_SYS_NAND_U_BOOT_START CONFIG_SYS_TEXT_BASE
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#define CONFIG_SYS_NAND_U_BOOT_DST CONFIG_SYS_TEXT_BASE
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#define CONFIG_SYS_NAND_5_ADDR_CYCLE
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#define CONFIG_SYS_NAND_PAGE_SIZE 2048
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#define CONFIG_SYS_NAND_BLOCK_SIZE (128*1024)
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#define CONFIG_SYS_NAND_PAGE_COUNT (CONFIG_SYS_NAND_BLOCK_SIZE / \
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CONFIG_SYS_NAND_PAGE_SIZE)
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#define CONFIG_SYS_NAND_BAD_BLOCK_POS NAND_LARGE_BADBLOCK_POS
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#define CONFIG_SYS_NAND_ECCSIZE 256
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#define CONFIG_SYS_NAND_ECCBYTES 3
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#define CONFIG_SYS_NAND_OOBSIZE 64
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#define CONFIG_SYS_NAND_ECCPOS { 40, 41, 42, 43, 44, 45, 46, 47, \
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48, 49, 50, 51, 52, 53, 54, 55, \
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56, 57, 58, 59, 60, 61, 62, 63, }
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#define CONFIG_SPL_ATMEL_SIZE
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#define CONFIG_SYS_MASTER_CLOCK 132096000
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#define AT91_PLL_LOCK_TIMEOUT 1000000
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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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#define ATMEL_BASE_MPDDRC ATMEL_BASE_DDRSDRC0
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#endif
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