mirror of
https://github.com/u-boot/u-boot.git
synced 2024-12-15 15:53:26 +08:00
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>
237 lines
7.0 KiB
C
237 lines
7.0 KiB
C
/*
|
|
* (C) Copyright 2003
|
|
* Texas Instruments.
|
|
* Kshitij Gupta <kshitij@ti.com>
|
|
* Configuation settings for the TI OMAP Innovator board.
|
|
*
|
|
* (C) Copyright 2004
|
|
* ARM Ltd.
|
|
* Philippe Robin, <philippe.robin@arm.com>
|
|
* Configuration for Versatile PB.
|
|
*
|
|
* See file CREDITS for list of people who contributed to this
|
|
* project.
|
|
*
|
|
* This program is free software; you can redistribute it and/or
|
|
* modify it under the terms of the GNU General Public License as
|
|
* published by the Free Software Foundation; either version 2 of
|
|
* the License, or (at your option) any later version.
|
|
*
|
|
* This program is distributed in the hope that it will be useful,
|
|
* but WITHOUT ANY WARRANTY; without even the implied warranty of
|
|
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
|
|
* GNU General Public License for more details.
|
|
*
|
|
* You should have received a copy of the GNU General Public License
|
|
* along with this program; if not, write to the Free Software
|
|
* Foundation, Inc., 59 Temple Place, Suite 330, Boston,
|
|
* MA 02111-1307 USA
|
|
*/
|
|
|
|
#ifndef __CONFIG_H
|
|
#define __CONFIG_H
|
|
|
|
/*
|
|
* High Level Configuration Options
|
|
* (easy to change)
|
|
*/
|
|
#define CONFIG_ARM926EJS 1 /* This is an arm926ejs CPU core */
|
|
#define CONFIG_VERSATILE 1 /* in Versatile Platform Board */
|
|
#define CONFIG_ARCH_VERSATILE 1 /* Specifically, a Versatile */
|
|
|
|
#define CONFIG_SYS_MEMTEST_START 0x100000
|
|
#define CONFIG_SYS_MEMTEST_END 0x10000000
|
|
#define CONFIG_SYS_HZ (1000000 / 256)
|
|
#define CONFIG_SYS_TIMERBASE 0x101E2000 /* Timer 0 and 1 base */
|
|
|
|
#define CONFIG_SYS_TIMER_INTERVAL 10000
|
|
#define CONFIG_SYS_TIMER_RELOAD (CONFIG_SYS_TIMER_INTERVAL >> 4)
|
|
#define CONFIG_SYS_TIMER_CTRL 0x84 /* Enable, Clock / 16 */
|
|
|
|
/*
|
|
* control registers
|
|
*/
|
|
#define VERSATILE_SCTL_BASE 0x101E0000 /* System controller */
|
|
|
|
/*
|
|
* System controller bit assignment
|
|
*/
|
|
#define VERSATILE_REFCLK 0
|
|
#define VERSATILE_TIMCLK 1
|
|
|
|
#define VERSATILE_TIMER1_EnSel 15
|
|
#define VERSATILE_TIMER2_EnSel 17
|
|
#define VERSATILE_TIMER3_EnSel 19
|
|
#define VERSATILE_TIMER4_EnSel 21
|
|
|
|
#define CONFIG_CMDLINE_TAG 1 /* enable passing of ATAGs */
|
|
#define CONFIG_SETUP_MEMORY_TAGS 1
|
|
#define CONFIG_MISC_INIT_R 1
|
|
/*
|
|
* Size of malloc() pool
|
|
*/
|
|
#define CONFIG_ENV_SIZE 8192
|
|
#define CONFIG_SYS_MALLOC_LEN (CONFIG_ENV_SIZE + 128 * 1024)
|
|
|
|
/*
|
|
* Hardware drivers
|
|
*/
|
|
|
|
#define CONFIG_SMC91111
|
|
#define CONFIG_SMC_USE_32_BIT
|
|
#define CONFIG_SMC91111_BASE 0x10010000
|
|
#undef CONFIG_SMC91111_EXT_PHY
|
|
|
|
/*
|
|
* NS16550 Configuration
|
|
*/
|
|
#define CONFIG_PL011_SERIAL
|
|
#define CONFIG_PL011_CLOCK 24000000
|
|
#define CONFIG_PL01x_PORTS \
|
|
{(void *)CONFIG_SYS_SERIAL0, \
|
|
(void *)CONFIG_SYS_SERIAL1 }
|
|
#define CONFIG_CONS_INDEX 0
|
|
|
|
#define CONFIG_BAUDRATE 38400
|
|
#define CONFIG_SYS_SERIAL0 0x101F1000
|
|
#define CONFIG_SYS_SERIAL1 0x101F2000
|
|
|
|
/*
|
|
* Command line configuration.
|
|
*/
|
|
#define CONFIG_CMD_BDI
|
|
#define CONFIG_CMD_DHCP
|
|
#define CONFIG_CMD_FLASH
|
|
#define CONFIG_CMD_IMI
|
|
#define CONFIG_CMD_MEMORY
|
|
#define CONFIG_CMD_NET
|
|
#define CONFIG_CMD_PING
|
|
#define CONFIG_CMD_SAVEENV
|
|
|
|
/*
|
|
* BOOTP options
|
|
*/
|
|
#define CONFIG_BOOTP_BOOTPATH
|
|
#define CONFIG_BOOTP_GATEWAY
|
|
#define CONFIG_BOOTP_HOSTNAME
|
|
#define CONFIG_BOOTP_SUBNETMASK
|
|
|
|
#define CONFIG_BOOTDELAY 2
|
|
#define CONFIG_BOOTARGS "root=/dev/nfs mem=128M ip=dhcp "\
|
|
"netdev=25,0,0xf1010000,0xf1010010,eth0"
|
|
|
|
/*
|
|
* Static configuration when assigning fixed address
|
|
*/
|
|
#define CONFIG_BOOTFILE "/tftpboot/uImage" /* file to load */
|
|
|
|
/*
|
|
* Miscellaneous configurable options
|
|
*/
|
|
#define CONFIG_SYS_LONGHELP /* undef to save memory */
|
|
#define CONFIG_SYS_CBSIZE 256 /* Console I/O Buffer Size */
|
|
/* Monitor Command Prompt */
|
|
#ifdef CONFIG_ARCH_VERSATILE_AB
|
|
# define CONFIG_SYS_PROMPT "VersatileAB # "
|
|
#else
|
|
# define CONFIG_SYS_PROMPT "VersatilePB # "
|
|
#endif
|
|
/* Print Buffer Size */
|
|
#define CONFIG_SYS_PBSIZE \
|
|
(CONFIG_SYS_CBSIZE + sizeof(CONFIG_SYS_PROMPT) + 16)
|
|
#define CONFIG_SYS_MAXARGS 16 /* max number of command args */
|
|
#define CONFIG_SYS_BARGSIZE CONFIG_SYS_CBSIZE /* Boot Argument Buffer Size */
|
|
|
|
#define CONFIG_SYS_LOAD_ADDR 0x7fc0 /* default load address */
|
|
|
|
/*-----------------------------------------------------------------------
|
|
* Physical Memory Map
|
|
*/
|
|
#define CONFIG_NR_DRAM_BANKS 1 /* we have 1 bank of DRAM */
|
|
#define PHYS_SDRAM_1 0x00000000 /* SDRAM Bank #1 */
|
|
#define PHYS_SDRAM_1_SIZE 0x08000000 /* 128 MB */
|
|
#define PHYS_FLASH_SIZE 0x04000000 /* 64MB */
|
|
|
|
#define CONFIG_SYS_SDRAM_BASE PHYS_SDRAM_1
|
|
#define CONFIG_SYS_INIT_RAM_ADDR 0x00800000
|
|
#define CONFIG_SYS_INIT_RAM_SIZE 0x000FFFFF
|
|
#define CONFIG_SYS_GBL_DATA_OFFSET (CONFIG_SYS_INIT_RAM_SIZE - \
|
|
GENERATED_GBL_DATA_SIZE)
|
|
#define CONFIG_SYS_INIT_SP_ADDR (CONFIG_SYS_INIT_RAM_ADDR + \
|
|
CONFIG_SYS_GBL_DATA_OFFSET)
|
|
|
|
#define CONFIG_BOARD_EARLY_INIT_F
|
|
|
|
/*-----------------------------------------------------------------------
|
|
* FLASH and environment organization
|
|
*/
|
|
#ifdef CONFIG_ARCH_VERSATILE_QEMU
|
|
#define CONFIG_SYS_TEXT_BASE 0x10000
|
|
#define CONFIG_SYS_NO_FLASH
|
|
#define CONFIG_ENV_IS_NOWHERE
|
|
#define CONFIG_SYS_MONITOR_LEN 0x80000
|
|
#else
|
|
#define CONFIG_SYS_TEXT_BASE 0x01000000
|
|
/*
|
|
* Use the CFI flash driver for ease of use
|
|
*/
|
|
#define CONFIG_SYS_FLASH_CFI
|
|
#define CONFIG_FLASH_CFI_DRIVER
|
|
#define CONFIG_ENV_IS_IN_FLASH 1
|
|
/*
|
|
* System control register
|
|
*/
|
|
#define VERSATILE_SYS_BASE 0x10000000
|
|
#define VERSATILE_SYS_FLASH_OFFSET 0x4C
|
|
#define VERSATILE_FLASHCTRL \
|
|
(VERSATILE_SYS_BASE + VERSATILE_SYS_FLASH_OFFSET)
|
|
/* Enable writing to flash */
|
|
#define VERSATILE_FLASHPROG_FLVPPEN (1 << 0)
|
|
|
|
/* timeout values are in ticks */
|
|
#define CONFIG_SYS_FLASH_ERASE_TOUT (2 * CONFIG_SYS_HZ) /* Erase Timeout */
|
|
#define CONFIG_SYS_FLASH_WRITE_TOUT (2 * CONFIG_SYS_HZ) /* Write Timeout */
|
|
|
|
/*
|
|
* Note that CONFIG_SYS_MAX_FLASH_SECT allows for a parameter block
|
|
* i.e.
|
|
* the bottom "sector" (bottom boot), or top "sector"
|
|
* (top boot), is a seperate erase region divided into
|
|
* 4 (equal) smaller sectors. This, notionally, allows
|
|
* quicker erase/rewrire of the most frequently changed
|
|
* area......
|
|
* CONFIG_SYS_MAX_FLASH_SECT is padded up to a multiple of 4
|
|
*/
|
|
|
|
#ifdef CONFIG_ARCH_VERSATILE_AB
|
|
#define FLASH_SECTOR_SIZE 0x00020000 /* 128 KB sectors */
|
|
#define CONFIG_ENV_SECT_SIZE (2 * FLASH_SECTOR_SIZE)
|
|
#define CONFIG_SYS_MAX_FLASH_SECT (520)
|
|
#endif
|
|
|
|
#ifdef CONFIG_ARCH_VERSATILE_PB /* Versatile PB is default */
|
|
#define FLASH_SECTOR_SIZE 0x00040000 /* 256 KB sectors */
|
|
#define CONFIG_ENV_SECT_SIZE FLASH_SECTOR_SIZE
|
|
#define CONFIG_SYS_MAX_FLASH_SECT (260)
|
|
#endif
|
|
|
|
#define CONFIG_SYS_FLASH_BASE 0x34000000
|
|
#define CONFIG_SYS_MAX_FLASH_BANKS 1
|
|
|
|
#define CONFIG_SYS_MONITOR_LEN (4 * CONFIG_ENV_SECT_SIZE)
|
|
|
|
/* The ARM Boot Monitor is shipped in the lowest sector of flash */
|
|
|
|
#define FLASH_TOP (CONFIG_SYS_FLASH_BASE + PHYS_FLASH_SIZE)
|
|
#define CONFIG_ENV_ADDR (FLASH_TOP - CONFIG_ENV_SECT_SIZE)
|
|
#define CONFIG_ENV_OFFSET (CONFIG_ENV_ADDR - CONFIG_SYS_FLASH_BASE)
|
|
#define CONFIG_SYS_MONITOR_BASE (CONFIG_ENV_ADDR - CONFIG_SYS_MONITOR_LEN)
|
|
|
|
#define CONFIG_SYS_FLASH_PROTECTION /* The devices have real protection */
|
|
#define CONFIG_SYS_FLASH_EMPTY_INFO /* flinfo indicates empty blocks */
|
|
|
|
#define CONFIG_SYS_FLASH_USE_BUFFER_WRITE /* use buffered writes */
|
|
#endif
|
|
|
|
#endif /* __CONFIG_H */
|