mirror of
https://github.com/AsahiLinux/u-boot
synced 2024-11-14 08:57:58 +00:00
191 lines
6.1 KiB
C
191 lines
6.1 KiB
C
/*
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* Copyright (C) 2009 David Brownell
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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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#include <asm/sizes.h>
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/* Spectrum Digital TMS320DM355 EVM board */
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#define DAVINCI_DM355EVM
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#define CONFIG_SKIP_LOWLEVEL_INIT /* U-Boot is a 3rd stage loader */
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#define CONFIG_SKIP_RELOCATE_UBOOT
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#define CONFIG_SYS_NO_FLASH /* that is, no *NOR* flash */
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#define CONFIG_SYS_CONSOLE_INFO_QUIET
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#define CONFIG_DISPLAY_CPUINFO
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/* SoC Configuration */
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#define CONFIG_ARM926EJS /* arm926ejs CPU */
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#define CONFIG_SYS_TIMERBASE 0x01c21400 /* use timer 0 */
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#define CONFIG_SYS_HZ_CLOCK 24000000 /* timer0 freq */
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#define CONFIG_SYS_HZ 1000
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#define CONFIG_SOC_DM355
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/* Memory Info */
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#define CONFIG_NR_DRAM_BANKS 1
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#define PHYS_SDRAM_1 0x80000000
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#define PHYS_SDRAM_1_SIZE SZ_128M
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/* Serial Driver info: UART0 for console */
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#define CONFIG_SYS_NS16550
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#define CONFIG_SYS_NS16550_SERIAL
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#define CONFIG_SYS_NS16550_REG_SIZE -4
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#define CONFIG_SYS_NS16550_COM1 0x01c20000
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#define CONFIG_SYS_NS16550_CLK CONFIG_SYS_HZ_CLOCK
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#define CONFIG_SYS_BAUDRATE_TABLE { 9600, 19200, 38400, 57600, 115200 }
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#define CONFIG_CONS_INDEX 1
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#define CONFIG_BAUDRATE 115200
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/* Ethernet: external DM9000 */
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#define CONFIG_DRIVER_DM9000 1
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#define CONFIG_DM9000_BASE 0x04014000
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#define DM9000_IO CONFIG_DM9000_BASE
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#define DM9000_DATA (CONFIG_DM9000_BASE + 2)
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#define CONFIG_NET_MULTI
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/* I2C */
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#define CONFIG_HARD_I2C
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#define CONFIG_DRIVER_DAVINCI_I2C
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#define CONFIG_SYS_I2C_SPEED 400000
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#define CONFIG_SYS_I2C_SLAVE 0x10 /* SMBus host address */
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/* NAND: socketed, two chipselects, normally 2 GBytes */
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/* NYET -- #define CONFIG_NAND_DAVINCI */
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#define CONFIG_SYS_NAND_HW_ECC
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#define CONFIG_SYS_NAND_USE_FLASH_BBT
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#define CONFIG_SYS_NAND_LARGEPAGE
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#define CONFIG_SYS_NAND_BASE_LIST { 0x02000000, }
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/* socket has two chipselects, nCE0 gated by address BIT(14) */
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#define CONFIG_SYS_MAX_NAND_DEVICE 1
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#define CONFIG_SYS_NAND_MAX_CHIPS 2
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/* USB: OTG connector */
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/* NYET -- #define CONFIG_USB_DAVINCI */
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/* U-Boot command configuration */
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#include <config_cmd_default.h>
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#undef CONFIG_CMD_BDI
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#undef CONFIG_CMD_FLASH
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#undef CONFIG_CMD_FPGA
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#undef CONFIG_CMD_SETGETDCR
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#define CONFIG_CMD_ASKENV
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#define CONFIG_CMD_DHCP
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#define CONFIG_CMD_I2C
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#define CONFIG_CMD_PING
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#define CONFIG_CMD_SAVES
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#ifdef CONFIG_NAND_DAVINCI
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#define CONFIG_CMD_MTDPARTS
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#define CONFIG_MTD_PARTITIONS
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#define CONFIG_CMD_NAND
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#define CONFIG_CMD_UBI
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#define CONFIG_RBTREE
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#endif
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/* TEMPORARY -- no safe place to save env, yet */
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#define CONFIG_ENV_IS_NOWHERE
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#undef CONFIG_CMD_SAVEENV
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#ifdef CONFIG_USB_DAVINCI
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#define CONFIG_MUSB_HCD
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#define CONFIG_CMD_USB
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#define CONFIG_USB_STORAGE
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#else
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#undef CONFIG_MUSB_HCD
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#undef CONFIG_CMD_USB
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#undef CONFIG_USB_STORAGE
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#endif
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#define CONFIG_CRC32_VERIFY
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#define CONFIG_MX_CYCLIC
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/* U-Boot general configuration */
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#undef CONFIG_USE_IRQ /* No IRQ/FIQ in U-Boot */
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#define CONFIG_BOOTFILE "uImage" /* Boot file name */
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#define CONFIG_SYS_PROMPT "DM355 EVM # " /* Monitor Command Prompt */
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#define CONFIG_SYS_CBSIZE 1024 /* Console I/O Buffer Size */
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#define CONFIG_SYS_PBSIZE /* Print buffer size */ \
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(CONFIG_SYS_CBSIZE + sizeof(CONFIG_SYS_PROMPT) + 16)
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#define CONFIG_SYS_MAXARGS 16 /* max number of command args */
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#define CONFIG_SYS_HUSH_PARSER
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#define CONFIG_SYS_PROMPT_HUSH_PS2 "> "
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#define CONFIG_SYS_LONGHELP
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#define CONFIG_ENV_SIZE SZ_16K
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/* NYET -- #define CONFIG_BOOTDELAY 5 */
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#define CONFIG_BOOTCOMMAND \
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"dhcp;bootm"
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#define CONFIG_BOOTARGS \
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"console=ttyS0,115200n8 " \
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"root=/dev/mmcblk0p1 rootwait rootfstype=ext3 ro"
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#define CONFIG_CMDLINE_EDITING
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#define CONFIG_VERSION_VARIABLE
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#define CONFIG_TIMESTAMP
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#define CONFIG_NET_RETRY_COUNT 10
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/* U-Boot memory configuration */
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#define CONFIG_STACKSIZE SZ_256K /* regular stack */
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#define CONFIG_SYS_MALLOC_LEN SZ_512K /* malloc() arena */
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#define CONFIG_SYS_GBL_DATA_SIZE 128 /* for initial data */
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#define CONFIG_SYS_MEMTEST_START 0x87000000 /* physical address */
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#define CONFIG_SYS_MEMTEST_END 0x88000000 /* test 16MB RAM */
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/* Linux interfacing */
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#define CONFIG_CMDLINE_TAG
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#define CONFIG_SETUP_MEMORY_TAGS
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#define CONFIG_SYS_BARGSIZE 1024 /* bootarg Size */
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#define CONFIG_SYS_LOAD_ADDR 0x80700000 /* kernel address */
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/* NAND configuration ... socketed with two chipselects. It normally comes
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* with a 2GByte SLC part with 2KB pages (and 128KB erase blocks); other
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* 2GByte parts may have 4KB pages, 256KB erase blocks, and use MLC. (MLC
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* pretty much demands the 4-bit ECC support.) You can of course swap in
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* other parts, including small page ones.
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*
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* This presents a single read-only partition for all bootloader stuff.
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* UBL (1+ block), U-Boot (256KB+), U-Boot environment (one block), and
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* some extra space to help cope with bad blocks in that data. Linux
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* shouldn't care about its detailed layout, and will probably want to use
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* UBI/UBFS for the rest (except maybe on smallpage chips). It's easy to
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* override this default partitioning using MTDPARTS and cmdlinepart.
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*/
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#define MTDIDS_DEFAULT "nand0=davinci_nand.0"
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#ifdef CONFIG_SYS_NAND_LARGEPAGE
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/* Use same layout for 128K/256K blocks; allow some bad blocks */
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#define PART_BOOT "2m(bootloader)ro,"
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#else
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/* Assume 16K erase blocks; allow a few bad ones. */
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#define PART_BOOT "512k(bootloader)ro,"
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#endif
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#define PART_KERNEL "4m(kernel)," /* kernel + initramfs */
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#define PART_REST "-(filesystem)"
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#define MTDPARTS_DEFAULT \
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"mtdparts=davinci_nand.0:" PART_BOOT PART_KERNEL PART_REST
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#endif /* __CONFIG_H */
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