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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216 lines
6.4 KiB
216 lines
6.4 KiB
/*
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* Copyright (C) 2010 Andreas Bießmann <biessmann.devel@googlemail.com>
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*
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* based on previous work by
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*
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* Ulf Samuelsson <ulf@atmel.com>
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* Rick Bronson <rick@efn.org>
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*
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* Configuration settings for the AT91RM9200EK 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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#ifndef __AT91RM9200EK_CONFIG_H__
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#define __AT91RM9200EK_CONFIG_H__
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#include <asm/sizes.h>
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/*
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* AT91C_XTAL_CLOCK is the frequency of external xtal in hertz
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* AT91C_MAIN_CLOCK is the frequency of PLLA output
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* AT91C_MASTER_CLOCK is the peripherial clock
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* CONFIG_SYS_HZ_CLOCK is the value for CCR in tc0 (divider 2 is implicitely
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* set in arch/arm/cpu/arm920t/at91/timer.c)
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* CONFIG_SYS_HZ is the tick rate for timer tc0
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*/
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#define AT91C_XTAL_CLOCK 18432000
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#define AT91C_MAIN_CLOCK ((AT91C_XTAL_CLOCK / 4) * 39)
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#define AT91C_MASTER_CLOCK (AT91C_MAIN_CLOCK / 3 )
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#define CONFIG_SYS_HZ_CLOCK (AT91C_MASTER_CLOCK / 2)
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#define CONFIG_SYS_HZ 1000
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/* CPU configuration */
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#define CONFIG_ARM920T
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#define CONFIG_AT91RM9200
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#define CONFIG_AT91RM9200EK
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#define CONFIG_CPUAT91
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#define USE_920T_MMU
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#define CONFIG_CMDLINE_TAG
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#define CONFIG_SETUP_MEMORY_TAGS
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#define CONFIG_INITRD_TAG
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/*
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* Memory Configuration
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*/
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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 SZ_32M
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#define CONFIG_SYS_MEMTEST_START CONFIG_SYS_SDRAM_BASE
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#define CONFIG_SYS_MEMTEST_END \
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(CONFIG_SYS_MEMTEST_START + CONFIG_SYS_SDRAM_SIZE - SZ_256K)
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/*
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* LowLevel Init
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*/
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#ifndef CONFIG_SKIP_LOWLEVEL_INIT
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#define CONFIG_SYS_USE_MAIN_OSCILLATOR
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/* flash */
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#define CONFIG_SYS_EBI_CFGR_VAL 0x00000000
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#define CONFIG_SYS_SMC_CSR0_VAL 0x00003284 /* 16bit, 2 TDF, 4 WS */
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/* clocks */
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#define CONFIG_SYS_PLLAR_VAL 0x20263E04 /* 179.712000 MHz for PCK */
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#define CONFIG_SYS_PLLBR_VAL 0x10483E0E /* 48.054857 MHz (divider by 2 for USB) */
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/* PCK/3 = MCK Master Clock = 59.904000MHz from PLLA */
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#define CONFIG_SYS_MCKR_VAL 0x00000202
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/* sdram */
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#define CONFIG_SYS_PIOC_ASR_VAL 0xFFFF0000 /* Configure PIOC as peripheral (D16/D31) */
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#define CONFIG_SYS_PIOC_BSR_VAL 0x00000000
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#define CONFIG_SYS_PIOC_PDR_VAL 0xFFFF0000
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#define CONFIG_SYS_EBI_CSA_VAL 0x00000002 /* CS1=CONFIG_SYS_SDRAM */
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#define CONFIG_SYS_SDRC_CR_VAL 0x2188c155 /* set up the CONFIG_SYS_SDRAM */
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#define CONFIG_SYS_SDRAM CONFIG_SYS_SDRAM_BASE /* address of the SDRAM */
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#define CONFIG_SYS_SDRAM1 CONFIG_SYS_SDRAM_BASE /* address of the SDRAM */
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#define CONFIG_SYS_SDRAM_VAL 0x00000000 /* value written to CONFIG_SYS_SDRAM */
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#define CONFIG_SYS_SDRC_MR_VAL 0x00000002 /* Precharge All */
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#define CONFIG_SYS_SDRC_MR_VAL1 0x00000004 /* refresh */
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#define CONFIG_SYS_SDRC_MR_VAL2 0x00000003 /* Load Mode Register */
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#define CONFIG_SYS_SDRC_MR_VAL3 0x00000000 /* Normal Mode */
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#define CONFIG_SYS_SDRC_TR_VAL 0x000002E0 /* Write refresh rate */
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#endif /* CONFIG_SKIP_LOWLEVEL_INIT */
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/*
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* Hardware drivers
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*/
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/*
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* Choose a USART for serial console
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* CONFIG_DBGU is DBGU unit on J10
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* CONFIG_USART1 is USART1 on J14
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*/
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#define CONFIG_AT91RM9200_USART
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#define CONFIG_DBGU
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#define CONFIG_SYS_BAUDRATE_TABLE {115200 , 19200, 38400, 57600, 9600 }
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#define CONFIG_BAUDRATE 115200
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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_DHCP
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#define CONFIG_CMD_FAT
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#define CONFIG_CMD_MII
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#define CONFIG_CMD_PING
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#define CONFIG_CMD_USB
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#undef CONFIG_CMD_FPGA
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/*
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* Network Driver Setting
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*/
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#define CONFIG_NET_MULTI
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#define CONFIG_DRIVER_AT91EMAC
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#define CONFIG_SYS_RX_ETH_BUFFER 16
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#define CONFIG_RMII
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#define CONFIG_MII
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/*
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* NOR Flash
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*/
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#define CONFIG_FLASH_CFI_DRIVER
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#define CONFIG_SYS_FLASH_CFI
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#define CONFIG_SYS_FLASH_BASE 0x10000000
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#define PHYS_FLASH_1 CONFIG_SYS_FLASH_BASE
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#define PHYS_FLASH_SIZE SZ_8M
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#define CONFIG_SYS_MAX_FLASH_BANKS 1
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#define CONFIG_SYS_MAX_FLASH_SECT 256
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#define CONFIG_SYS_FLASH_PROTECTION
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/*
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* USB Config
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*/
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#define CONFIG_USB_ATMEL 1
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#define CONFIG_USB_OHCI_NEW 1
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#define CONFIG_USB_KEYBOARD 1
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#define CONFIG_USB_STORAGE 1
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#define CONFIG_DOS_PARTITION 1
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#define CONFIG_SYS_USB_OHCI_CPU_INIT 1
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#define CONFIG_SYS_USB_OHCI_REGS_BASE AT91_USB_HOST_BASE
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#define CONFIG_SYS_USB_OHCI_SLOT_NAME "at91rm9200"
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#define CONFIG_SYS_USB_OHCI_MAX_ROOT_PORTS 15
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/*
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* Environment Settings
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*/
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#define CONFIG_ENV_IS_IN_FLASH
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/*
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* after u-boot.bin
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*/
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#define CONFIG_ENV_ADDR \
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(CONFIG_SYS_FLASH_BASE + CONFIG_SYS_MONITOR_LEN)
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#define CONFIG_ENV_SIZE SZ_64K /* sectors are 64K here */
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/* The following #defines are needed to get flash environment right */
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#define CONFIG_SYS_MONITOR_BASE CONFIG_SYS_FLASH_BASE
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#define CONFIG_SYS_MONITOR_LEN SZ_256K
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/*
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* Boot option
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*/
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#define CONFIG_BOOTDELAY 3
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/* default load address */
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#define CONFIG_SYS_LOAD_ADDR CONFIG_SYS_SDRAM_BASE + SZ_16M
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#define CONFIG_ENV_OVERWRITE
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/*
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* Shell Settings
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*/
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#define CONFIG_CMDLINE_EDITING
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#define CONFIG_SYS_LONGHELP
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#define CONFIG_AUTO_COMPLETE
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#define CONFIG_SYS_HUSH_PARSER
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#define CONFIG_SYS_PROMPT "U-Boot> "
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#define CONFIG_SYS_PROMPT_HUSH_PS2 "> "
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#define CONFIG_SYS_CBSIZE 256 /* Console I/O Buffer Size */
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#define CONFIG_SYS_MAXARGS 16 /* max number of command args */
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/* Print Buffer Size */
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#define CONFIG_SYS_PBSIZE \
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(CONFIG_SYS_CBSIZE + sizeof(CONFIG_SYS_PROMPT) + 16)
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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 + SZ_128K, \
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SZ_4K)
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/* size in bytes reserved for initial data */
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#define CONFIG_SYS_GBL_DATA_SIZE 128
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#define CONFIG_SYS_INIT_SP_ADDR (CONFIG_SYS_SDRAM_BASE + SZ_4K \
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- CONFIG_SYS_GBL_DATA_SIZE)
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#define CONFIG_STACKSIZE SZ_32K /* regular stack */
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#define CONFIG_STACKSIZE_IRQ SZ_4K /* Unsure if to big or to small*/
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#define CONFIG_STACKSIZE_FIQ SZ_4K /* Unsure if to big or to small*/
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#endif /* __AT91RM9200EK_CONFIG_H__ */
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