mirror of
https://github.com/AsahiLinux/u-boot
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fe126d8b34
which makes the environment compatible with the hush shell. WARNING: Support for the old '$(...)' syntax will be discontinued in a later version.
268 lines
8 KiB
C
268 lines
8 KiB
C
/*
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* (C) Copyright 2005 2N TELEKOMUNIKACE, Ladislav Michl
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*
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* Configuation settings for the TI OMAP VoiceBlue 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
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* version 2 as published by the Free Software Foundation.
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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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#include <configs/omap1510.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_ARM925T 1 /* This is an arm925t CPU */
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#define CONFIG_OMAP 1 /* in a TI OMAP core */
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#define CONFIG_OMAP1510 1 /* which is in a 5910 */
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/* Input clock of PLL */
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#define CONFIG_SYS_CLK_FREQ 150000000 /* 150MHz input clock */
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#define CONFIG_XTAL_FREQ 12000000
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#undef CONFIG_USE_IRQ /* we don't need IRQ/FIQ stuff */
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#define CONFIG_MISC_INIT_R /* There is nothing to really init */
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#define BOARD_LATE_INIT /* but we flash the LEDs here */
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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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/*
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* Physical Memory Map
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*/
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#define CONFIG_NR_DRAM_BANKS 1 /* we have 1 bank of DRAM */
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#define PHYS_SDRAM_1 0x10000000 /* SDRAM Bank #1 */
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#define PHYS_SDRAM_1_SIZE SZ_64M
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#define PHYS_FLASH_1 0x00000000 /* Flash Bank #1 */
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#define PHYS_FLASH_2 0x0c000000
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#define CFG_LOAD_ADDR PHYS_SDRAM_1 + 0x400000 /* default load address */
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/*
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* FLASH organization
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*/
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#define CFG_FLASH_CFI /* Flash is CFI conformant */
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#define CFG_FLASH_CFI_DRIVER /* Use the common driver */
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#define CFG_MAX_FLASH_BANKS 1
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#ifdef VOICEBLUE_SMALL_FLASH
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#define CFG_FLASH_BANKS_LIST { PHYS_FLASH_2 }
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#else
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#define CFG_FLASH_BANKS_LIST { PHYS_FLASH_1 }
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#endif
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/* FIXME: Does not work on AMD flash */
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/* #define CFG_FLASH_USE_BUFFER_WRITE 1 */ /* use buffered writes (20x faster) */
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#define CFG_MAX_FLASH_SECT 512 /* max # of sectors on one chip */
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#define CFG_MONITOR_BASE PHYS_FLASH_1
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#define CFG_MONITOR_LEN SZ_128K
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/*
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* Environment settings
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*/
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#ifdef VOICEBLUE_SMALL_FLASH
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#define CFG_ENV_IS_NOWHERE
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#define CFG_ENV_SIZE SZ_1K
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#else
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#define CFG_ENV_IS_IN_FLASH
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#define CFG_ENV_ADDR (PHYS_FLASH_1 + CFG_MONITOR_LEN)
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#define CFG_ENV_SIZE SZ_8K
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#define CFG_ENV_SECT_SIZE SZ_64K
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#define CFG_ENV_ADDR_REDUND (CFG_ENV_ADDR + CFG_ENV_SECT_SIZE)
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#define CFG_ENV_SIZE_REDUND CFG_ENV_SIZE
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#define CONFIG_ENV_OVERWRITE
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#define CFG_JFFS_CUSTOM_PART /* see board/voiceblue/jffs2parts.c */
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#endif
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/*
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* Size of malloc() pool and stack
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*/
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#define CFG_GBL_DATA_SIZE 128 /* size in bytes reserved for initial data */
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#ifdef VOICEBLUE_SMALL_FLASH
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#define CFG_MALLOC_LEN (SZ_64K - CFG_GBL_DATA_SIZE)
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#define CONFIG_STACKSIZE SZ_8K
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#else
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#define CFG_MALLOC_LEN SZ_4M
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#define CONFIG_STACKSIZE SZ_1M
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#endif
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/*
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* Hardware drivers
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*/
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#define CONFIG_DRIVER_SMC91111
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#define CONFIG_SMC91111_BASE 0x08000300
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/*
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* NS16550 Configuration
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*/
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#define CFG_NS16550
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#define CFG_NS16550_SERIAL
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#define CFG_NS16550_REG_SIZE (-4)
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#define CFG_NS16550_CLK (CONFIG_XTAL_FREQ) /* can be 12M/32Khz or 48Mhz */
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#define CFG_NS16550_COM1 OMAP1510_UART1_BASE /* uart1 */
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#define CONFIG_CONS_INDEX 1
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#define CONFIG_BAUDRATE 115200
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#define CFG_BAUDRATE_TABLE { 9600, 19200, 38400, 57600, 115200 }
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#ifdef VOICEBLUE_SMALL_FLASH
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#define CONFIG_COMMANDS (CFG_CMD_BDI | \
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CFG_CMD_LOADB | \
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CFG_CMD_IMI | \
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CFG_CMD_FLASH | \
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CFG_CMD_MEMORY | \
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CFG_CMD_NET | \
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CFG_CMD_BOOTD | \
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CFG_CMD_DHCP | \
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CFG_CMD_PING | \
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CFG_CMD_RUN)
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#else
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#define CONFIG_COMMANDS (CFG_CMD_BDI | \
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CFG_CMD_LOADB | \
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CFG_CMD_IMI | \
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CFG_CMD_FLASH | \
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CFG_CMD_MEMORY | \
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CFG_CMD_NET | \
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CFG_CMD_ENV | \
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CFG_CMD_BOOTD | \
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CFG_CMD_DHCP | \
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CFG_CMD_PING | \
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CFG_CMD_RUN | \
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CFG_CMD_JFFS2)
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#endif
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#define CONFIG_BOOTP_MASK CONFIG_BOOTP_DEFAULT
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#define CONFIG_LOOPW
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#ifdef VOICEBLUE_SMALL_FLASH
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#define CONFIG_BOOTDELAY 0
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#undef CONFIG_BOOTARGS /* the preboot command will set bootargs*/
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#define CFG_AUTOLOAD "n" /* no autoload */
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#define CONFIG_PREBOOT "run setup"
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#define CONFIG_EXTRA_ENV_SETTINGS \
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"setup=setenv bootargs console=ttyS0,${baudrate} " \
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"root=/dev/nfs ip=dhcp\0" \
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"update=erase c000000 c03ffff; " \
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"cp.b 10400000 c000000 ${filesize}\0"
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#else
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#define CONFIG_BOOTDELAY 3
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#undef CONFIG_BOOTARGS /* boot command will set bootargs */
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#define CFG_AUTOLOAD "n" /* no autoload */
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#define CONFIG_BOOTCOMMAND "run nboot"
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#define CONFIG_PREBOOT "run setup"
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#define CONFIG_EXTRA_ENV_SETTINGS \
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"ospart=0\0" \
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"swapos=no\0" \
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"setpart=" \
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"if test $swapos = yes; then " \
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"if test $ospart -eq 0; then chpart 4; else chpart 3; fi; "\
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"setenv swapos no; saveenv; " \
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"else " \
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"if test $ospart -eq 0; then chpart 3; else chpart 4; fi; "\
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"fi\0" \
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"setup=setenv bootargs console=ttyS0,$baudrate " \
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"mtdparts=$mtdparts\0" \
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"nfsargs=run setpart; setenv bootargs $bootargs " \
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"root=/dev/nfs ip=dhcp\0" \
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"flashargs=run setpart; setenv bootargs $bootargs " \
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"root=/dev/mtdblock$partition ro " \
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"rootfstype=jffs2\0" \
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"nboot=run nfsargs; bootp; tftp; bootm\0" \
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"fboot=run flashargs; fsload /boot/uImage; bootm\0"
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#endif
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/* this must be included AFTER the definition of CONFIG_COMMANDS (if any) */
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#include <cmd_confdefs.h>
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/*
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* Miscellaneous configurable options
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*/
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#ifndef VOICEBLUE_SMALL_FLASH
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#define CFG_HUSH_PARSER
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#define CFG_PROMPT_HUSH_PS2 "> "
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#define CONFIG_AUTO_COMPLETE
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#endif
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#define CFG_LONGHELP /* undef to save memory */
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#define CFG_PROMPT "# " /* Monitor Command Prompt */
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#define CFG_CBSIZE 256 /* Console I/O Buffer Size */
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#define CFG_PBSIZE (CFG_CBSIZE+sizeof(CFG_PROMPT)+16) /* 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 PHYS_SDRAM_1
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#define CFG_MEMTEST_END PHYS_SDRAM_1 + PHYS_SDRAM_1_SIZE
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#undef CFG_CLKS_IN_HZ /* everything, incl board info, in Hz */
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/* The 1510 has 3 timers, they can be driven by the RefClk (12Mhz) or by DPLL1.
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* This time is further subdivided by a local divisor.
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*/
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#define CFG_TIMERBASE OMAP1510_TIMER1_BASE
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#define CFG_PVT 7 /* 2^(pvt+1), divide by 256 */
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#define CFG_HZ ((CONFIG_SYS_CLK_FREQ)/(2 << CFG_PVT))
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#define OMAP5910_DPLL_DIV 1
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#define OMAP5910_DPLL_MUL ((CONFIG_SYS_CLK_FREQ * \
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(1 << OMAP5910_DPLL_DIV)) / CONFIG_XTAL_FREQ)
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#define OMAP5910_ARM_PER_DIV 2 /* CKL/4 */
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#define OMAP5910_LCD_DIV 2 /* CKL/4 */
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#define OMAP5910_ARM_DIV 0 /* CKL/1 */
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#define OMAP5910_DSP_DIV 0 /* CKL/1 */
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#define OMAP5910_TC_DIV 1 /* CKL/2 */
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#define OMAP5910_DSP_MMU_DIV 1 /* CKL/2 */
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#define OMAP5910_ARM_TIM_SEL 1 /* CKL used for MPU timers */
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#define OMAP5910_ARM_EN_CLK 0x03d6 /* 0000 0011 1101 0110b Clock Enable */
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#define OMAP5910_ARM_CKCTL ((OMAP5910_ARM_PER_DIV) | \
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(OMAP5910_LCD_DIV << 2) | \
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(OMAP5910_ARM_DIV << 4) | \
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(OMAP5910_DSP_DIV << 6) | \
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(OMAP5910_TC_DIV << 8) | \
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(OMAP5910_DSP_MMU_DIV << 10) | \
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(OMAP5910_ARM_TIM_SEL << 12))
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#define VOICEBLUE_LED_REG 0x04030000
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/*
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* JFFS2 partitions
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*
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*/
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/* No command line, one static partition */
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#undef CONFIG_JFFS2_CMDLINE
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#define CONFIG_JFFS2_DEV "nor0"
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#define CONFIG_JFFS2_PART_SIZE 0xFFFFFFFF
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#define CONFIG_JFFS2_PART_OFFSET 0x00040000
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/* mtdparts command line support */
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/* Note: fake mtd_id used, no linux mtd map file */
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/*
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#define CONFIG_JFFS2_CMDLINE
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#define MTDIDS_DEFAULT "nor0=voiceblue-0"
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#define MTDPARTS_DEFAULT "mtdparts=voiceblue-0:128k(uboot),64k(env),64k(renv),-(jffs2)"
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*/
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#endif /* __CONFIG_H */
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