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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185 lines
4.9 KiB
185 lines
4.9 KiB
/*
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* Rick Bronson <rick@efn.org>
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*
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* Configuation settings for the AT91RM9200DK board.
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*
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* See file CREDITS for list of people who contributed to this
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* project.
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*
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* This program is free software; you can redistribute it and/or
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* modify it under the terms of the GNU General Public License as
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* published by the Free Software Foundation; either version 2 of
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* the License, or (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program; if not, write to the Free Software
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* Foundation, Inc., 59 Temple Place, Suite 330, Boston,
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* MA 02111-1307 USA
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*/
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/*
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* Adatped for KwikByte KB920x board from at91rm9200dk.h: 22APR2005
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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 AT91C_MAIN_CLOCK 180000000 /* from 10 MHz crystal */
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#define AT91C_MASTER_CLOCK 60000000 /* peripheral clock (AT91C_MASTER_CLOCK / 3) */
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#define AT91_SLOW_CLOCK 32768 /* slow clock */
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#define CONFIG_ARM920T 1 /* This is an ARM920T Core */
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#define CONFIG_AT91RM9200 1 /* It's an Atmel AT91RM9200 SoC */
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/* Only define one of the following, based on board type */
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/* #define CONFIG_KB9200 1 KwikByte KB9202 board */
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/* #define CONFIG_KB9201 1 KwikByte KB9202 board */
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#define CONFIG_KB9202 1 /* KwikByte KB9202 board */
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#define CONFIG_KB920x 1 /* Any KB920x board */
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#undef CONFIG_USE_IRQ /* we don't need IRQ/FIQ stuff */
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#define USE_920T_MMU 1
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#define CONFIG_CMDLINE_TAG 1 /* enable passing of ATAGs */
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#define CONFIG_SETUP_MEMORY_TAGS 1
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#define CONFIG_INITRD_TAG 1
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#define CONFIG_SKIP_LOWLEVEL_INIT
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#define CFG_LONGHELP
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/*
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* Size of malloc() pool
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*/
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#define CFG_MALLOC_LEN (CFG_ENV_SIZE + 128*1024)
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#define CFG_GBL_DATA_SIZE 128 /* size in bytes reserved for initial data */
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#define CONFIG_BAUDRATE 115200
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/*
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* Hardware drivers
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*/
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/* define one of these to choose the DBGU, USART0 or USART1 as console */
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#define CONFIG_DBGU
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#undef CONFIG_USART0
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#undef CONFIG_USART1
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#undef CONFIG_HWFLOW /* don't include RTS/CTS flow control support */
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#undef CONFIG_MODEM_SUPPORT /* disable modem initialization stuff */
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#define CONFIG_BOOTDELAY 3
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#define CONFIG_ENV_OVERWRITE 1
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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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#include <config_cmd_default.h>
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#define CONFIG_CMD_I2C
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#define CONFIG_CMD_PING
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#define CONFIG_CMD_DHCP
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#undef CONFIG_CMD_BDI
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#undef CONFIG_CMD_FPGA
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#undef CONFIG_CMD_MISC
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#define CONFIG_NR_DRAM_BANKS 1
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#define PHYS_SDRAM 0x20000000
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#define PHYS_SDRAM_SIZE 0x2000000 /* 32 megs */
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#define CFG_MEMTEST_START PHYS_SDRAM
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#define CFG_MEMTEST_END CFG_MEMTEST_START + PHYS_SDRAM_SIZE - (512*1024)
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#define CONFIG_DRIVER_ETHER
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#define CONFIG_NET_RETRY_COUNT 20
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#define CFG_FLASH_BASE 0x10000000
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#ifdef CONFIG_KB9202
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#define PHYS_FLASH_SIZE 0x1000000
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#else
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#define PHYS_FLASH_SIZE 0x200000
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#endif
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#define CFG_MAX_FLASH_BANKS 1
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#define CFG_MAX_FLASH_SECT 256
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#define CONFIG_HARD_I2C
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#define CFG_ENV_IS_IN_EEPROM
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#ifdef CONFIG_KB9202
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#define CFG_ENV_OFFSET 0x3E00
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#define CFG_ENV_SIZE 0x0200
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#else
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#define CFG_ENV_OFFSET 0x1000
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#define CFG_ENV_SIZE 0x1000
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#endif
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#define CFG_I2C_EEPROM_ADDR 0x50
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#define CFG_EEPROM_PAGE_WRITE_BITS 6
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#define CFG_I2C_EEPROM_ADDR_LEN 2
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#define CFG_I2C_SPEED 50000
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#define CFG_I2C_SLAVE 0 /* not used */
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#define CFG_EEPROM_PAGE_WRITE_DELAY_MS 10
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#define CFG_LOAD_ADDR 0x21000000 /* default load address */
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#define CFG_BAUDRATE_TABLE {115200 , 19200, 38400, 57600, 9600 }
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#define CFG_PROMPT "U-Boot> " /* Monitor Command Prompt */
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#define CFG_CBSIZE 256 /* Console I/O Buffer Size */
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#define CFG_MAXARGS 16 /* max number of command args */
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#define CFG_PBSIZE (CFG_CBSIZE+sizeof(CFG_PROMPT)+16) /* Print Buffer Size */
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#define CFG_FLASH_CFI_DRIVER
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#define CFG_FLASH_CFI
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#ifndef __ASSEMBLY__
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/*-----------------------------------------------------------------------
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* Board specific extension for bd_info
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*
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* This structure is embedded in the global bd_info (bd_t) structure
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* and can be used by the board specific code (eg board/...)
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*/
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struct bd_info_ext {
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/* helper variable for board environment handling
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*
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* env_crc_valid == 0 => uninitialised
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* env_crc_valid > 0 => environment crc in flash is valid
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* env_crc_valid < 0 => environment crc in flash is invalid
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*/
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int env_crc_valid;
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};
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#endif
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#define CFG_HZ 1000
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#define CFG_HZ_CLOCK AT91C_MASTER_CLOCK/2 /* AT91C_TC0_CMR is implicitly set to */
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/* AT91C_TC_TIMER_DIV1_CLOCK */
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#define CONFIG_STACKSIZE (32*1024) /* regular stack */
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#ifdef CONFIG_USE_IRQ
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#error CONFIG_USE_IRQ not supported
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#endif
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#endif
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