mirror of
https://github.com/AsahiLinux/u-boot
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307 lines
9.1 KiB
C
307 lines
9.1 KiB
C
/*
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* (C) Copyright 2002
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* Sysgo Real-Time Solutions, GmbH <www.elinos.com>
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* Marius Groeger <mgroeger@sysgo.de>
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* Gary Jennejohn <gj@denx.de>
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* David Mueller <d.mueller@elsoft.ch>
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*
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* (C) Copyright 2008
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* Guennadi Liakhovetki, DENX Software Engineering, <lg@denx.de>
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*
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* Configuation settings for the SAMSUNG SMDK6400(mDirac-III) 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 __CONFIG_H
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#define __CONFIG_H
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/*
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* High Level Configuration Options
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* (easy to change)
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*/
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#define CONFIG_S3C6400 1 /* in a SAMSUNG S3C6400 SoC */
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#define CONFIG_S3C64XX 1 /* in a SAMSUNG S3C64XX Family */
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#define CONFIG_SMDK6400 1 /* on a SAMSUNG SMDK6400 Board */
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#define CFG_SDRAM_BASE 0x50000000
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/* input clock of PLL: SMDK6400 has 12MHz input clock */
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#define CONFIG_SYS_CLK_FREQ 12000000
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#if !defined(CONFIG_NAND_SPL) && (TEXT_BASE >= 0xc0000000)
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#define CONFIG_ENABLE_MMU
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#endif
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#define CONFIG_MEMORY_UPPER_CODE
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#define CONFIG_SETUP_MEMORY_TAGS
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#define CONFIG_CMDLINE_TAG
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#define CONFIG_INITRD_TAG
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/*
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* Architecture magic and machine type
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*/
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#define MACH_TYPE 1270
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#define CONFIG_DISPLAY_CPUINFO
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#define CONFIG_DISPLAY_BOARDINFO
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#undef CONFIG_SKIP_RELOCATE_UBOOT
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/*
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* Size of malloc() pool
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*/
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#define CFG_MALLOC_LEN (CONFIG_ENV_SIZE + 1024 * 1024)
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#define CFG_GBL_DATA_SIZE 128 /* size in bytes for initial data */
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/*
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* Hardware drivers
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*/
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#define CONFIG_DRIVER_CS8900 1 /* we have a CS8900 on-board */
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#define CS8900_BASE 0x18800300
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#define CS8900_BUS16 1 /* follow the Linux driver */
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/*
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* select serial console configuration
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*/
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#define CONFIG_SERIAL1 1 /* we use SERIAL 1 on SMDK6400 */
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#define CFG_HUSH_PARSER /* use "hush" command parser */
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#ifdef CFG_HUSH_PARSER
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#define CFG_PROMPT_HUSH_PS2 "> "
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#endif
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#define CONFIG_CMDLINE_EDITING
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/* allow to overwrite serial and ethaddr */
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#define CONFIG_ENV_OVERWRITE
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#define CONFIG_BAUDRATE 115200
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/***********************************************************
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* Command definition
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***********************************************************/
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#include <config_cmd_default.h>
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#define CONFIG_CMD_CACHE
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#define CONFIG_CMD_REGINFO
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#define CONFIG_CMD_LOADS
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#define CONFIG_CMD_LOADB
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#define CONFIG_CMD_ENV
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#define CONFIG_CMD_NAND
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#if defined(CONFIG_BOOT_ONENAND)
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#define CONFIG_CMD_ONENAND
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#endif
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#define CONFIG_CMD_PING
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#define CONFIG_CMD_ELF
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#define CONFIG_CMD_FAT
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#define CONFIG_CMD_EXT2
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#define CONFIG_BOOTDELAY 3
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#define CONFIG_ZERO_BOOTDELAY_CHECK
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#if (CONFIG_COMMANDS & CONFIG_CMD_KGDB)
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#define CONFIG_KGDB_BAUDRATE 115200 /* speed to run kgdb serial port */
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#define CONFIG_KGDB_SER_INDEX 1 /* which serial port to use */
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#endif
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/*
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* Miscellaneous configurable options
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*/
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#define CFG_LONGHELP /* undef to save memory */
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#define CFG_PROMPT "SMDK6400 # " /* Monitor Command Prompt */
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#define CFG_CBSIZE 256 /* Console I/O Buffer Size */
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#define CFG_PBSIZE 384 /* Print Buffer Size */
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#define CFG_MAXARGS 16 /* max number of command args */
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#define CFG_BARGSIZE CFG_CBSIZE /* Boot Argument Buffer Size */
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#define CFG_MEMTEST_START CFG_SDRAM_BASE /* memtest works on */
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#define CFG_MEMTEST_END (CFG_SDRAM_BASE + 0x7e00000) /* 126MB in DRAM */
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#define CFG_LOAD_ADDR CFG_SDRAM_BASE /* default load address */
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#define CFG_HZ 1000
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/* valid baudrates */
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#define CFG_BAUDRATE_TABLE { 9600, 19200, 38400, 57600, 115200 }
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/*-----------------------------------------------------------------------
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* Stack sizes
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*
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* The stack sizes are set up in start.S using the settings below
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*/
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#define CONFIG_STACKSIZE 0x40000 /* regular stack 256KB */
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/**********************************
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Support Clock Settings
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**********************************
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Setting SYNC ASYNC
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----------------------------------
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667_133_66 X O
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533_133_66 O O
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400_133_66 X O
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400_100_50 O O
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**********************************/
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/*#define CONFIG_CLK_667_133_66*/
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#define CONFIG_CLK_533_133_66
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/*
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#define CONFIG_CLK_400_100_50
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#define CONFIG_CLK_400_133_66
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#define CONFIG_SYNC_MODE
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*/
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/* SMDK6400 has 2 banks of DRAM, but we use only one in U-Boot */
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#define CONFIG_NR_DRAM_BANKS 1
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#define PHYS_SDRAM_1 CFG_SDRAM_BASE /* SDRAM Bank #1 */
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#define PHYS_SDRAM_1_SIZE 0x08000000 /* 128 MB in Bank #1 */
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#define CFG_FLASH_BASE 0x10000000
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#define CFG_MONITOR_BASE 0x00000000
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/*-----------------------------------------------------------------------
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* FLASH and environment organization
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*/
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#define CFG_MAX_FLASH_BANKS 1 /* max number of memory banks */
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/* AM29LV160B has 35 sectors, AM29LV800B - 19 */
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#define CFG_MAX_FLASH_SECT 40
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#define CONFIG_AMD_LV800
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#define CFG_FLASH_CFI 1 /* Use CFI parameters (needed?) */
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/* Use drivers/cfi_flash.c, even though the flash is not CFI-compliant */
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#define CONFIG_FLASH_CFI_DRIVER 1
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#define CFG_FLASH_CFI_WIDTH FLASH_CFI_16BIT
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#define CONFIG_FLASH_CFI_LEGACY
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#define CFG_FLASH_LEGACY_512Kx16
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/* timeout values are in ticks */
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#define CFG_FLASH_ERASE_TOUT (5 * CFG_HZ) /* Timeout for Flash Erase */
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#define CFG_FLASH_WRITE_TOUT (5 * CFG_HZ) /* Timeout for Flash Write */
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#define CONFIG_ENV_SIZE 0x4000 /* Total Size of Environment Sector */
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/*
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* SMDK6400 board specific data
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*/
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#define CONFIG_IDENT_STRING " for SMDK6400"
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/* base address for uboot */
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#define CFG_PHY_UBOOT_BASE (CFG_SDRAM_BASE + 0x07e00000)
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/* total memory available to uboot */
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#define CFG_UBOOT_SIZE (1024 * 1024)
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#ifdef CONFIG_ENABLE_MMU
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#define CFG_MAPPED_RAM_BASE 0xc0000000
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#define CONFIG_BOOTCOMMAND "nand read 0xc0018000 0x60000 0x1c0000;" \
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"bootm 0xc0018000"
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#else
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#define CFG_MAPPED_RAM_BASE CFG_SDRAM_BASE
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#define CONFIG_BOOTCOMMAND "nand read 0x50018000 0x60000 0x1c0000;" \
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"bootm 0x50018000"
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#endif
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/* NAND U-Boot load and start address */
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#define CFG_UBOOT_BASE (CFG_MAPPED_RAM_BASE + 0x07e00000)
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#define CONFIG_ENV_OFFSET 0x0040000
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/* NAND configuration */
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#define CFG_MAX_NAND_DEVICE 1
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#define CFG_NAND_BASE 0x70200010
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#define NAND_MAX_CHIPS 1
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#define CFG_S3C_NAND_HWECC
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#define CFG_NAND_SKIP_BAD_DOT_I 1 /* ".i" read skips bad blocks */
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#define CFG_NAND_WP 1
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#define CFG_NAND_YAFFS_WRITE 1 /* support yaffs write */
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#define CFG_NAND_BBT_2NDPAGE 1 /* bad-block markers in 1st and 2nd pages */
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#define CFG_NAND_U_BOOT_DST CFG_PHY_UBOOT_BASE /* NUB load-addr */
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#define CFG_NAND_U_BOOT_START CFG_NAND_U_BOOT_DST /* NUB start-addr */
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#define CFG_NAND_U_BOOT_OFFS (4 * 1024) /* Offset to RAM U-Boot image */
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#define CFG_NAND_U_BOOT_SIZE (252 * 1024) /* Size of RAM U-Boot image */
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/* NAND chip page size */
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#define CFG_NAND_PAGE_SIZE 2048
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/* NAND chip block size */
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#define CFG_NAND_BLOCK_SIZE (128 * 1024)
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/* NAND chip page per block count */
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#define CFG_NAND_PAGE_COUNT 64
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/* Location of the bad-block label */
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#define CFG_NAND_BAD_BLOCK_POS 0
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/* Extra address cycle for > 128MiB */
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#define CFG_NAND_5_ADDR_CYCLE
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/* Size of the block protected by one OOB (Spare Area in Samsung terminology) */
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#define CFG_NAND_ECCSIZE CFG_NAND_PAGE_SIZE
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/* Number of ECC bytes per OOB - S3C6400 calculates 4 bytes ECC in 1-bit mode */
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#define CFG_NAND_ECCBYTES 4
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/* Number of ECC-blocks per NAND page */
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#define CFG_NAND_ECCSTEPS (CFG_NAND_PAGE_SIZE / CFG_NAND_ECCSIZE)
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/* Size of a single OOB region */
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#define CFG_NAND_OOBSIZE 64
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/* Number of ECC bytes per page */
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#define CFG_NAND_ECCTOTAL (CFG_NAND_ECCBYTES * CFG_NAND_ECCSTEPS)
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/* ECC byte positions */
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#define CFG_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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/* Boot configuration (define only one of next 3) */
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#define CONFIG_BOOT_NAND
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/* None of these are currently implemented. Left from the original Samsung
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* version for reference
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#define CONFIG_BOOT_NOR
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#define CONFIG_BOOT_MOVINAND
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#define CONFIG_BOOT_ONENAND
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*/
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#define CONFIG_NAND
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#define CONFIG_NAND_S3C64XX
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/* Unimplemented or unsupported. See comment above.
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#define CONFIG_ONENAND
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#define CONFIG_MOVINAND
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*/
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/* Settings as above boot configuration */
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#define CONFIG_ENV_IS_IN_NAND
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#define CONFIG_BOOTARGS "console=ttySAC,115200"
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#if !defined(CONFIG_ENABLE_MMU)
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#define CONFIG_CMD_USB 1
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#define CONFIG_USB_OHCI_NEW 1
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#define CFG_USB_OHCI_REGS_BASE 0x74300000
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#define CFG_USB_OHCI_SLOT_NAME "s3c6400"
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#define CFG_USB_OHCI_MAX_ROOT_PORTS 3
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#define CFG_USB_OHCI_CPU_INIT 1
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#define LITTLEENDIAN 1 /* used by usb_ohci.c */
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#define CONFIG_USB_STORAGE 1
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#endif
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#define CONFIG_DOS_PARTITION 1
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#if defined(CONFIG_USB_OHCI_NEW) && defined(CONFIG_ENABLE_MMU)
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# error "usb_ohci.c is currently broken with MMU enabled."
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#endif
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#endif /* __CONFIG_H */
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