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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183 lines
4.9 KiB
183 lines
4.9 KiB
/*
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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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* (C) Copyright 2009-2015
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* Daniel Gorsulowski <daniel.gorsulowski@esd.eu>
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* esd electronic system design gmbh <www.esd.eu>
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*
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* Configuation settings for the esd MEESC board.
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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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/*
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* SoC must be defined first, before hardware.h is included.
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* In this case SoC is defined in boards.cfg.
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*/
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#include <asm/hardware.h>
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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 0x21F00000
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/*
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* since a number of boards are not being listed in linux
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* arch/arm/tools/mach-types any more, the mach-types have to be
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* defined here
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*/
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#define MACH_TYPE_MEESC 2165
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#define MACH_TYPE_ETHERCAN2 2407
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/* ARM asynchronous clock */
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#define CONFIG_SYS_AT91_SLOW_CLOCK 32768 /* 32.768 kHz crystal */
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#define CONFIG_SYS_AT91_MAIN_CLOCK 16000000/* 16.0 MHz crystal */
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/* Misc CPU related */
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#define CONFIG_SKIP_LOWLEVEL_INIT
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#define CONFIG_ARCH_CPU_INIT
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#define CONFIG_BOARD_EARLY_INIT_F /* call board_early_init_f() */
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#define CONFIG_SETUP_MEMORY_TAGS
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#define CONFIG_INITRD_TAG
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#define CONFIG_SERIAL_TAG
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#define CONFIG_REVISION_TAG
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#define CONFIG_CMDLINE_TAG /* enable passing of ATAGs */
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#define CONFIG_MISC_INIT_R /* Call misc_init_r */
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#define CONFIG_DISPLAY_BOARDINFO /* call checkboard() */
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#define CONFIG_DISPLAY_CPUINFO /* display cpu info and speed */
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#define CONFIG_PREBOOT /* enable preboot variable */
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/*
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* Hardware drivers
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*/
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/* general purpose I/O */
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#define CONFIG_AT91_GPIO
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/* Console output */
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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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#define CONFIG_BAUDRATE 115200
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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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#ifdef CONFIG_SYS_USE_NANDFLASH
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#define CONFIG_CMD_NAND
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#endif
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/* LED */
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#define CONFIG_AT91_LED
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/*
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* SDRAM: 1 bank, min 32, max 128 MB
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* Initialized before u-boot gets started.
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*/
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#define PHYS_SDRAM ATMEL_BASE_CS1 /* 0x20000000 */
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#define PHYS_SDRAM_SIZE 0x02000000 /* 32 MByte */
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#define CONFIG_NR_DRAM_BANKS 1
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#define CONFIG_SYS_SDRAM_BASE PHYS_SDRAM
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#define CONFIG_SYS_SDRAM_SIZE PHYS_SDRAM_SIZE
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#define CONFIG_SYS_MEMTEST_START (CONFIG_SYS_SDRAM_BASE + 0x00100000)
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#define CONFIG_SYS_MEMTEST_END (CONFIG_SYS_SDRAM_BASE + 0x01E00000)
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#define CONFIG_SYS_LOAD_ADDR (CONFIG_SYS_SDRAM_BASE + 0x00100000)
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/*
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* Initial stack pointer: 4k - GENERATED_GBL_DATA_SIZE in internal SRAM,
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* leaving the correct space for initial global data structure above
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* that address while providing maximum stack area below.
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*/
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#define CONFIG_SYS_INIT_SP_ADDR \
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(ATMEL_BASE_SRAM0 + 0x1000 - GENERATED_GBL_DATA_SIZE)
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/* DataFlash */
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#ifdef CONFIG_SYS_USE_DATAFLASH
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# define CONFIG_ATMEL_DATAFLASH_SPI
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# define CONFIG_HAS_DATAFLASH
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# define CONFIG_SYS_MAX_DATAFLASH_BANKS 1
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# define CONFIG_SYS_DATAFLASH_LOGIC_ADDR_CS0 0xC0000000 /* CS0 */
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# define AT91_SPI_CLK 15000000
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# define DATAFLASH_TCSS (0x1a << 16)
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# define DATAFLASH_TCHS (0x1 << 24)
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#endif
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/* NOR flash is not populated, disable it */
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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 /* 0x40000000 */
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# define CONFIG_SYS_NAND_DBW_8
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# define CONFIG_SYS_NAND_MASK_ALE (1 << 21)
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# define CONFIG_SYS_NAND_MASK_CLE (1 << 22)
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# define CONFIG_SYS_NAND_ENABLE_PIN GPIO_PIN_PD(15)
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# define CONFIG_SYS_NAND_READY_PIN GPIO_PIN_PA(22)
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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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#undef CONFIG_RESET_PHY_R
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/* hw-controller addresses */
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#define CONFIG_ET1100_BASE 0x70000000
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#ifdef CONFIG_SYS_USE_DATAFLASH
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/* bootstrap + u-boot + env in dataflash on CS0 */
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# define CONFIG_ENV_IS_IN_DATAFLASH
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# define CONFIG_SYS_MONITOR_BASE (CONFIG_SYS_DATAFLASH_LOGIC_ADDR_CS0 + \
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0x8400)
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# define CONFIG_ENV_OFFSET 0x4200
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# define CONFIG_ENV_ADDR (CONFIG_SYS_DATAFLASH_LOGIC_ADDR_CS0 + \
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CONFIG_ENV_OFFSET)
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# define CONFIG_ENV_SIZE 0x4200
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#elif CONFIG_SYS_USE_NANDFLASH
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/* bootstrap + u-boot + env + linux in nandflash */
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# define CONFIG_ENV_IS_IN_NAND 1
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# define CONFIG_ENV_OFFSET 0xC0000
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# define CONFIG_ENV_SIZE 0x20000
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#endif
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#define CONFIG_SYS_CBSIZE 512
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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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/*
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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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#endif
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