mirror of
https://github.com/AsahiLinux/u-boot
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de1f9ac854
This patch provides a support to use buffered writes on flash for versatile and vexpress boards. This will certainly increase the flash writes. Signed-off-by: Jagannadha Sutradharudu Teki <402jagan@gmail.com>
198 lines
6.5 KiB
C
198 lines
6.5 KiB
C
/*
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* (C) Copyright 2010 Linaro
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* Matt Waddel, <matt.waddel@linaro.org>
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*
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* Configuration for Versatile Express. Parts were derived from other ARM
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* configurations.
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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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/* Board info register */
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#define SYS_ID 0x10000000
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#define CONFIG_REVISION_TAG 1
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#define CONFIG_SYS_TEXT_BASE 0x60800000
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#define CONFIG_SYS_MEMTEST_START 0x60000000
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#define CONFIG_SYS_MEMTEST_END 0x20000000
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#define CONFIG_SYS_HZ 1000
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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_SYS_L2CACHE_OFF 1
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#define CONFIG_INITRD_TAG 1
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#define CONFIG_OF_LIBFDT 1
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/* Size of malloc() pool */
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#define CONFIG_SYS_MALLOC_LEN (CONFIG_ENV_SIZE + 128 * 1024)
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#define SCTL_BASE 0x10001000
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#define VEXPRESS_FLASHPROG_FLVPPEN (1 << 0)
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/* SMSC9115 Ethernet from SMSC9118 family */
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#define CONFIG_SMC911X 1
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#define CONFIG_SMC911X_32_BIT 1
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#define CONFIG_SMC911X_BASE 0x4E000000
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/* PL011 Serial Configuration */
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#define CONFIG_PL011_SERIAL
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#define CONFIG_PL011_CLOCK 24000000
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#define CONFIG_PL01x_PORTS {(void *)CONFIG_SYS_SERIAL0, \
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(void *)CONFIG_SYS_SERIAL1}
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#define CONFIG_CONS_INDEX 0
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#define CONFIG_BAUDRATE 38400
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#define CONFIG_SYS_SERIAL0 0x10009000
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#define CONFIG_SYS_SERIAL1 0x1000A000
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/* Command line configuration */
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#define CONFIG_CMD_BDI
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#define CONFIG_CMD_DHCP
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#define CONFIG_CMD_PXE
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#define CONFIG_MENU
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#define CONFIG_CMD_ELF
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#define CONFIG_CMD_ENV
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#define CONFIG_CMD_FLASH
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#define CONFIG_CMD_IMI
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#define CONFIG_CMD_MEMORY
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#define CONFIG_CMD_NET
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#define CONFIG_CMD_PING
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#define CONFIG_CMD_SAVEENV
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#define CONFIG_CMD_RUN
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#define CONFIG_CMD_FAT
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#define CONFIG_DOS_PARTITION 1
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#define CONFIG_MMC 1
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#define CONFIG_CMD_MMC
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#define CONFIG_GENERIC_MMC
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#define CONFIG_ARM_PL180_MMCI
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#define CONFIG_ARM_PL180_MMCI_BASE 0x10005000
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#define CONFIG_SYS_MMC_MAX_BLK_COUNT 127
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#define CONFIG_ARM_PL180_MMCI_CLOCK_FREQ 6250000
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/* BOOTP options */
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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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#define CONFIG_BOOTP_PXE
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#define CONFIG_BOOTP_PXE_CLIENTARCH 0x100
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#define CONFIG_BOOTP_VCI_STRING "U-boot.armv7.ca9x4_ct_vxp"
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/* Miscellaneous configurable options */
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#undef CONFIG_SYS_CLKS_IN_HZ
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#define CONFIG_SYS_LOAD_ADDR 0x60008000 /* load address */
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#define LINUX_BOOT_PARAM_ADDR 0x60000200
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#define CONFIG_BOOTDELAY 2
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/* Physical Memory Map */
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#define CONFIG_NR_DRAM_BANKS 2
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#define PHYS_SDRAM_1 0x60000000 /* SDRAM Bank #1 */
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#define PHYS_SDRAM_2 0x80000000 /* SDRAM Bank #1 */
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#define PHYS_SDRAM_1_SIZE 0x20000000 /* 512 MB */
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#define PHYS_SDRAM_2_SIZE 0x20000000 /* 512 MB */
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/* additions for new relocation code */
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#define CONFIG_SYS_SDRAM_BASE PHYS_SDRAM_1
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#define CONFIG_SYS_INIT_RAM_SIZE 0x1000
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#define CONFIG_SYS_GBL_DATA_OFFSET (CONFIG_SYS_SDRAM_BASE + \
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CONFIG_SYS_INIT_RAM_SIZE - \
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GENERATED_GBL_DATA_SIZE)
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#define CONFIG_SYS_INIT_SP_ADDR CONFIG_SYS_GBL_DATA_OFFSET
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/* Basic environment settings */
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#define CONFIG_BOOTCOMMAND "run bootflash;"
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#define CONFIG_EXTRA_ENV_SETTINGS \
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"loadaddr=0x80008000\0" \
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"ramdisk_addr_r=0x61000000\0" \
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"kernel_addr=0x44100000\0" \
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"ramdisk_addr=0x44800000\0" \
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"maxramdisk=0x1800000\0" \
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"pxefile_addr_r=0x88000000\0" \
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"kernel_addr_r=0x80008000\0" \
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"console=ttyAMA0,38400n8\0" \
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"dram=1024M\0" \
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"root=/dev/sda1 rw\0" \
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"mtd=armflash:1M@0x800000(uboot),7M@0x1000000(kernel)," \
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"24M@0x2000000(initrd)\0" \
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"flashargs=setenv bootargs root=${root} console=${console} " \
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"mem=${dram} mtdparts=${mtd} mmci.fmax=190000 " \
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"devtmpfs.mount=0 vmalloc=256M\0" \
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"bootflash=run flashargs; " \
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"cp ${ramdisk_addr} ${ramdisk_addr_r} ${maxramdisk}; " \
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"bootm ${kernel_addr} ${ramdisk_addr_r}\0"
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/* FLASH and environment organization */
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#define PHYS_FLASH_SIZE 0x04000000 /* 64MB */
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#define CONFIG_SYS_FLASH_CFI 1
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#define CONFIG_FLASH_CFI_DRIVER 1
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#define CONFIG_SYS_FLASH_SIZE 0x04000000
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#define CONFIG_SYS_MAX_FLASH_BANKS 2
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#define CONFIG_SYS_FLASH_BASE0 0x40000000
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#define CONFIG_SYS_FLASH_BASE1 0x44000000
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#define CONFIG_SYS_MONITOR_BASE CONFIG_SYS_FLASH_BASE0
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/* Timeout values in ticks */
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#define CONFIG_SYS_FLASH_ERASE_TOUT (2 * CONFIG_SYS_HZ) /* Erase Timeout */
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#define CONFIG_SYS_FLASH_WRITE_TOUT (2 * CONFIG_SYS_HZ) /* Write Timeout */
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/* 255 0x40000 sectors + first or last sector may have 4 erase regions = 259 */
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#define CONFIG_SYS_MAX_FLASH_SECT 259 /* Max sectors */
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#define FLASH_MAX_SECTOR_SIZE 0x00040000 /* 256 KB sectors */
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/* Room required on the stack for the environment data */
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#define CONFIG_ENV_SIZE FLASH_MAX_SECTOR_SIZE
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#define CONFIG_SYS_FLASH_USE_BUFFER_WRITE /* use buffered writes */
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/*
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* Amount of flash used for environment:
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* We don't know which end has the small erase blocks so we use the penultimate
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* sector location for the environment
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*/
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#define CONFIG_ENV_SECT_SIZE FLASH_MAX_SECTOR_SIZE
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#define CONFIG_ENV_OVERWRITE 1
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/* Store environment at top of flash */
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#define CONFIG_ENV_IS_IN_FLASH 1
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#define CONFIG_ENV_OFFSET (PHYS_FLASH_SIZE - \
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(2 * CONFIG_ENV_SECT_SIZE))
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#define CONFIG_ENV_ADDR (CONFIG_SYS_FLASH_BASE1 + \
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CONFIG_ENV_OFFSET)
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#define CONFIG_SYS_FLASH_PROTECTION /* The devices have real protection */
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#define CONFIG_SYS_FLASH_EMPTY_INFO /* flinfo indicates empty blocks */
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#define CONFIG_SYS_FLASH_BANKS_LIST { CONFIG_SYS_FLASH_BASE0, \
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CONFIG_SYS_FLASH_BASE1 }
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/* Monitor Command Prompt */
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#define CONFIG_SYS_CBSIZE 512 /* Console I/O Buffer Size */
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#define CONFIG_SYS_PROMPT "VExpress# "
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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_BARGSIZE CONFIG_SYS_CBSIZE /* Boot args buffer */
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#define CONFIG_CMD_SOURCE
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#define CONFIG_SYS_LONGHELP
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#define CONFIG_CMDLINE_EDITING 1
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#define CONFIG_SYS_MAXARGS 16 /* max command args */
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#endif
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