[U-Boot-Users] [ARM] TI DaVinci support, hopefully final [5/5]

ksi at koi8.net
2007-08-07T21:14:22Z

Signed-off-by: Sergey Kubushyn <ksi@koi8.net>

diff -purN u-boot.git.orig/include/configs/davinci_dvevm.h u-boot.git/include/configs/davinci_dvevm.h
--- u-boot.git.orig/include/configs/davinci_dvevm.h 1969-12-31 16:00:00.000000000 -0800
+++ u-boot.git/include/configs/davinci_dvevm.h 2007-08-07 10:15:34.000000000 -0700
@@ -0,0 +1,214 @@
+/*
+ * Copyright (C) 2007 Sergey Kubushyn <ksi@koi8.net>
+ *
+ * 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
+#include <asm/sizes.h>
+
+/*
+ * Define this to make U-Boot skip low level initialization when loaded
+ * by initial bootloader. Not required by NAND U-Boot version but IS
+ * required for a NOR version used to burn the real NOR U-Boot into
+ * NOR Flash. NAND and NOR support for DaVinci chips is mutually exclusive
+ * so it is NOT possible to build a U-Boot with both NAND and NOR routines.
+ * NOR U-Boot is loaded directly from Flash so it must perform all the
+ * low level initialization itself. NAND version is loaded by an initial
+ * bootloader (UBL in TI-ese) that performs such an initialization so it's
+ * skipped in NAND version. The third DaVinci boot mode loads a bootloader
+ * via UART0 and that bootloader in turn loads and runs U-Boot (or whatever)
+ * performing low level init prior to loading. All that means we can NOT use
+ * NAND version to put U-Boot into NOR because it doesn't have NOR support and
+ * we can NOT use NOR version because it performs low level initialization
+ * effectively destroying itself in DDR memory. That's why a separate NOR
+ * version with this define is needed. It is loaded via UART, then one uses
+ * it to somehow download a proper NOR version built WITHOUT this define to
+ * RAM (tftp?) and burn it to NOR Flash. I would be probably able to squeeze
+ * NOR support into the initial bootloader so it won't be needed but DaVinci
+ * static RAM might be too small for this (I have something like 2Kbytes left
+ * as of now, without NOR support) so this might've not happened...
+ *
+#define CONFIG_NOR_UART_BOOT
+ */
+
+/*=======*/
+/* Board */
+/*=======*/
+#define DV_EVM
+#define CFG_NAND_SMALLPAGE
+#define CFG_USE_NOR
+/*===================*/
+/* SoC Configuration */
+/*===================*/
+#define CONFIG_ARM926EJS /* arm926ejs CPU core */
+#define CONFIG_SYS_CLK_FREQ 297000000 /* Arm Clock frequency */
+#define CFG_TIMERBASE 0x01c21400 /* use timer 0 */
+#define CFG_HZ_CLOCK 27000000 /* Timer Input clock freq */
+#define CFG_HZ 1000
+/*====================================================*/
+/* EEPROM definitions for Atmel 24C256BN SEEPROM chip */
+/* on Sonata/DV_EVM board. No EEPROM on schmoogie. */
+/*====================================================*/
+#define CFG_I2C_EEPROM_ADDR_LEN 2
+#define CFG_I2C_EEPROM_ADDR 0x50
+#define CFG_EEPROM_PAGE_WRITE_BITS 6
+#define CFG_EEPROM_PAGE_WRITE_DELAY_MS 20
+/*=============*/
+/* Memory Info */
+/*=============*/
+#define CFG_MALLOC_LEN (0x10000 + 128*1024) /* malloc() len */
+#define CFG_GBL_DATA_SIZE 128 /* reserved for initial data */
+#define CFG_MEMTEST_START 0x80000000 /* memtest start address */
+#define CFG_MEMTEST_END 0x81000000 /* 16MB RAM test */
+#define CONFIG_NR_DRAM_BANKS 1 /* we have 1 bank of DRAM */
+#define CONFIG_STACKSIZE (256*1024) /* regular stack */
+#define PHYS_SDRAM_1 0x80000000 /* DDR Start */
+#define PHYS_SDRAM_1_SIZE 0x10000000 /* DDR size 256MB */
+#define DDR_8BANKS /* 8-bank DDR2 (256MB) */
+/*====================*/
+/* Serial Driver info */
+/*====================*/
+#define CFG_NS16550
+#define CFG_NS16550_SERIAL
+#define CFG_NS16550_REG_SIZE 4 /* NS16550 register size */
+#define CFG_NS16550_COM1 0x01c20000 /* Base address of UART0 */
+#define CFG_NS16550_CLK 27000000 /* Input clock to NS16550 */
+#define CONFIG_CONS_INDEX 1 /* use UART0 for console */
+#define CONFIG_BAUDRATE 115200 /* Default baud rate */
+#define CFG_BAUDRATE_TABLE { 9600, 19200, 38400, 57600, 115200 }
+/*===================*/
+/* I2C Configuration */
+/*===================*/
+#define CONFIG_HARD_I2C
+#define CONFIG_DRIVER_DAVINCI_I2C
+#define CFG_I2C_SPEED 80000 /* 100Kbps won't work, silicon bug */
+#define CFG_I2C_SLAVE 10 /* Bogus, master-only in U-Boot */
+/*==================================*/
+/* Network & Ethernet Configuration */
+/*==================================*/
+#define CONFIG_DRIVER_TI_EMAC
+#define CONFIG_MII
+#define CONFIG_BOOTP_DEFAULT
+#define CONFIG_BOOTP_DNS
+#define CONFIG_BOOTP_DNS2
+#define CONFIG_BOOTP_SEND_HOSTNAME
+#define CONFIG_NET_RETRY_COUNT 10
+/*=====================*/
+/* Flash & Environment */
+/*=====================*/
+#ifdef CFG_USE_NAND
+#undef CFG_ENV_IS_IN_FLASH
+#define CFG_NO_FLASH
+#define CFG_ENV_IS_IN_NAND /* U-Boot env in NAND Flash */
+#ifdef CFG_NAND_SMALLPAGE
+#define CFG_ENV_SECT_SIZE 512 /* Env sector Size */
+#define CFG_ENV_SIZE SZ_16K
+#else
+#define CFG_ENV_SECT_SIZE 2048 /* Env sector Size */
+#define CFG_ENV_SIZE SZ_128K
+#endif
+#define CONFIG_SKIP_LOWLEVEL_INIT /* U-Boot is loaded by a bootloader */
+#define CONFIG_SKIP_RELOCATE_UBOOT /* to a proper address, init done */
+#define CFG_NAND_BASE 0x02000000
+#define CFG_NAND_HW_ECC
+#define CFG_MAX_NAND_DEVICE 1 /* Max number of NAND devices */
+#define NAND_MAX_CHIPS 1
+#define CFG_ENV_OFFSET 0x0 /* Block 0--not used by bootcode */
+#define DEF_BOOTM ""
+#elif defined(CFG_USE_NOR)
+#ifdef CONFIG_NOR_UART_BOOT
+#define CONFIG_SKIP_LOWLEVEL_INIT /* U-Boot is loaded by a bootloader */
+#define CONFIG_SKIP_RELOCATE_UBOOT /* to a proper address, init done */
+#else
+#undef CONFIG_SKIP_LOWLEVEL_INIT
+#undef CONFIG_SKIP_RELOCATE_UBOOT
+#endif
+#define CFG_ENV_IS_IN_FLASH
+#undef CFG_NO_FLASH
+#define CFG_FLASH_CFI_DRIVER
+#define CFG_FLASH_CFI
+#define CFG_MAX_FLASH_BANKS 1 /* max number of flash banks */
+#define CFG_FLASH_SECT_SZ 0x10000 /* 64KB sect size AMD Flash */
+#define CFG_ENV_OFFSET (CFG_FLASH_SECT_SZ*3)
+#define PHYS_FLASH_1 0x02000000 /* CS2 Base address */
+#define CFG_FLASH_BASE PHYS_FLASH_1 /* Flash Base for U-Boot */
+#define PHYS_FLASH_SIZE 0x2000000 /* Flash size 32MB */
+#define CFG_MAX_FLASH_SECT (PHYS_FLASH_SIZE/CFG_FLASH_SECT_SZ)
+#define CFG_ENV_SECT_SIZE CFG_FLASH_SECT_SZ /* Env sector Size */
+#endif
+/*==============================*/
+/* U-Boot general configuration */
+/*==============================*/
+#undef CONFIG_USE_IRQ /* No IRQ/FIQ in U-Boot */
+#define CONFIG_MISC_INIT_R
+#undef CONFIG_BOOTDELAY
+#define CONFIG_BOOTFILE "uImage" /* Boot file name */
+#define CFG_PROMPT "U-Boot > " /* Monitor Command Prompt */
+#define CFG_CBSIZE 1024 /* Console I/O Buffer Size */
+#define CFG_PBSIZE (CFG_CBSIZE+sizeof(CFG_PROMPT)+16) /* Print buffer sz */
+#define CFG_MAXARGS 16 /* max number of command args */
+#define CFG_BARGSIZE CFG_CBSIZE /* Boot Argument Buffer Size */
+#define CFG_LOAD_ADDR 0x80700000 /* default Linux kernel load address */
+#define CONFIG_VERSION_VARIABLE
+#define CONFIG_AUTO_COMPLETE /* Won't work with hush so far, may be later */
+#define CFG_HUSH_PARSER
+#define CFG_PROMPT_HUSH_PS2 "> "
+#define CONFIG_CMDLINE_EDITING
+#define CFG_LONGHELP
+#define CONFIG_CRC32_VERIFY
+#define CONFIG_MX_CYCLIC
+/*===================*/
+/* Linux Information */
+/*===================*/
+#define LINUX_BOOT_PARAM_ADDR 0x80000100
+#define CONFIG_CMDLINE_TAG
+#define CONFIG_SETUP_MEMORY_TAGS
+#define CONFIG_BOOTARGS "mem=120M console=ttyS0,115200n8 root=/dev/hda1 rw noinitrd ip=dhcp"
+#define CONFIG_BOOTCOMMAND "setenv setboot setenv bootargs \\$(bootargs) video=dm64xxfb:output=\\$(videostd);run setboot; bootm 0x2050000"
+/*=================*/
+/* U-Boot commands */
+/*=================*/
+#include <config_cmd_default.h>
+#define CONFIG_CMD_ASKENV
+#define CONFIG_CMD_DHCP
+#define CONFIG_CMD_DIAG
+#define CONFIG_CMD_I2C
+#define CONFIG_CMD_MII
+#define CONFIG_CMD_PING
+#define CONFIG_CMD_SAVES
+#define CONFIG_CMD_EEPROM
+#undef CONFIG_CMD_BDI
+#undef CONFIG_CMD_FPGA
+#undef CONFIG_CMD_SETGETDCR
+#ifdef CFG_USE_NAND
+#undef CONFIG_CMD_FLASH
+#undef CONFIG_CMD_IMLS
+#define CONFIG_CMD_NAND
+#elif defined(CFG_USE_NOR)
+#define CONFIG_CMD_JFFS2
+#else
+#error "Either CFG_USE_NAND or CFG_USE_NOR _MUST_ be defined !!!"
+#endif
+/*=======================*/
+/* KGDB support (if any) */
+/*=======================*/
+#ifdef CONFIG_CMD_KGDB
+#define CONFIG_KGDB_BAUDRATE 115200 /* speed to run kgdb serial port */
+#define CONFIG_KGDB_SER_INDEX 1 /* which serial port to use */
+#endif
+#endif /* __CONFIG_H */
diff -purN u-boot.git.orig/include/configs/davinci_schmoogie.h u-boot.git/include/configs/davinci_schmoogie.h
--- u-boot.git.orig/include/configs/davinci_schmoogie.h 1969-12-31 16:00:00.000000000 -0800
+++ u-boot.git/include/configs/davinci_schmoogie.h 2007-08-07 10:21:17.000000000 -0700
@@ -0,0 +1,157 @@
+/*
+ * Copyright (C) 2007 Sergey Kubushyn <ksi@koi8.net>
+ *
+ * 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
+#include <asm/sizes.h>
+
+/*=======*/
+/* Board */
+/*=======*/
+#define SCHMOOGIE
+#define CFG_NAND_LARGEPAGE
+#define CFG_USE_NAND
+/*===================*/
+/* SoC Configuration */
+/*===================*/
+#define CONFIG_ARM926EJS /* arm926ejs CPU core */
+#define CONFIG_SYS_CLK_FREQ 297000000 /* Arm Clock frequency */
+#define CFG_TIMERBASE 0x01c21400 /* use timer 0 */
+#define CFG_HZ_CLOCK 27000000 /* Timer Input clock freq */
+#define CFG_HZ 1000
+/*=============*/
+/* Memory Info */
+/*=============*/
+#define CFG_MALLOC_LEN (0x10000 + 256*1024) /* malloc() len */
+#define CFG_GBL_DATA_SIZE 128 /* reserved for initial data */
+#define CFG_MEMTEST_START 0x80000000 /* memtest start address */
+#define CFG_MEMTEST_END 0x81000000 /* 16MB RAM test */
+#define CONFIG_NR_DRAM_BANKS 1 /* we have 1 bank of DRAM */
+#define CONFIG_STACKSIZE (256*1024) /* regular stack */
+#define PHYS_SDRAM_1 0x80000000 /* DDR Start */
+#define PHYS_SDRAM_1_SIZE 0x08000000 /* DDR size 128MB */
+#define DDR_4BANKS /* 4-bank DDR2 (128MB) */
+/*====================*/
+/* Serial Driver info */
+/*====================*/
+#define CFG_NS16550
+#define CFG_NS16550_SERIAL
+#define CFG_NS16550_REG_SIZE 4 /* NS16550 register size */
+#define CFG_NS16550_COM1 0x01c20000 /* Base address of UART0 */
+#define CFG_NS16550_CLK 27000000 /* Input clock to NS16550 */
+#define CONFIG_CONS_INDEX 1 /* use UART0 for console */
+#define CONFIG_BAUDRATE 115200 /* Default baud rate */
+#define CFG_BAUDRATE_TABLE { 9600, 19200, 38400, 57600, 115200 }
+/*===================*/
+/* I2C Configuration */
+/*===================*/
+#define CONFIG_HARD_I2C
+#define CONFIG_DRIVER_DAVINCI_I2C
+#define CFG_I2C_SPEED 80000 /* 100Kbps won't work, silicon bug */
+#define CFG_I2C_SLAVE 10 /* Bogus, master-only in U-Boot */
+/*==================================*/
+/* Network & Ethernet Configuration */
+/*==================================*/
+#define CONFIG_DRIVER_TI_EMAC
+#define CONFIG_MII
+#define CONFIG_BOOTP_DEFAULT
+#define CONFIG_BOOTP_DNS
+#define CONFIG_BOOTP_DNS2
+#define CONFIG_BOOTP_SEND_HOSTNAME
+#define CONFIG_NET_RETRY_COUNT 10
+#define CONFIG_OVERWRITE_ETHADDR_ONCE
+/*=====================*/
+/* Flash & Environment */
+/*=====================*/
+#undef CFG_ENV_IS_IN_FLASH
+#define CFG_NO_FLASH
+#define CFG_ENV_IS_IN_NAND /* U-Boot env in NAND Flash */
+#define CFG_ENV_SECT_SIZE 2048 /* Env sector Size */
+#define CFG_ENV_SIZE SZ_128K
+#define CONFIG_SKIP_LOWLEVEL_INIT /* U-Boot is loaded by a bootloader */
+#define CONFIG_SKIP_RELOCATE_UBOOT /* to a proper address, init done */
+#define CFG_NAND_BASE 0x02000000
+#define CFG_NAND_HW_ECC
+#define CFG_MAX_NAND_DEVICE 1 /* Max number of NAND devices */
+#define NAND_MAX_CHIPS 1
+#define CFG_ENV_OFFSET 0x0 /* Block 0--not used by bootcode */
+/*=====================*/
+/* Board related stuff */
+/*=====================*/
+#define CONFIG_RTC_DS1307 /* RTC chip on SCHMOOGIE */
+#define CFG_I2C_RTC_ADDR 0x6f /* RTC chip I2C address */
+#define CONFIG_HAS_UID
+#define CONFIG_UID_DS28CM00 /* Unique ID on SCHMOOGIE */
+#define CFG_UID_ADDR 0x50 /* UID chip I2C address */
+/*==============================*/
+/* U-Boot general configuration */
+/*==============================*/
+#undef CONFIG_USE_IRQ /* No IRQ/FIQ in U-Boot */
+#define CONFIG_MISC_INIT_R
+#undef CONFIG_BOOTDELAY
+#define CONFIG_BOOTFILE "uImage" /* Boot file name */
+#define CFG_PROMPT "U-Boot > " /* Monitor Command Prompt */
+#define CFG_CBSIZE 1024 /* Console I/O Buffer Size */
+#define CFG_PBSIZE (CFG_CBSIZE+sizeof(CFG_PROMPT)+16) /* Print buffer sz */
+#define CFG_MAXARGS 16 /* max number of command args */
+#define CFG_BARGSIZE CFG_CBSIZE /* Boot Argument Buffer Size */
+#define CFG_LOAD_ADDR 0x80700000 /* default Linux kernel load address */
+#define CONFIG_VERSION_VARIABLE
+#define CONFIG_AUTO_COMPLETE /* Won't work with hush so far, may be later */
+#define CFG_HUSH_PARSER
+#define CFG_PROMPT_HUSH_PS2 "> "
+#define CONFIG_CMDLINE_EDITING
+#define CFG_LONGHELP
+#define CONFIG_CRC32_VERIFY
+#define CONFIG_MX_CYCLIC
+/*===================*/
+/* Linux Information */
+/*===================*/
+#define LINUX_BOOT_PARAM_ADDR 0x80000100
+#define CONFIG_CMDLINE_TAG
+#define CONFIG_SETUP_MEMORY_TAGS
+#define CONFIG_BOOTARGS "mem=56M console=ttyS0,115200n8 root=/dev/hda1 rw noinitrd ip=dhcp"
+#define CONFIG_BOOTCOMMAND "setenv setboot setenv bootargs \\$(bootargs) video=dm64xxfb:output=\\$(videostd);run setboot"
+/*=================*/
+/* U-Boot commands */
+/*=================*/
+#include <config_cmd_default.h>
+#define CONFIG_CMD_ASKENV
+#define CONFIG_CMD_DHCP
+#define CONFIG_CMD_DIAG
+#define CONFIG_CMD_I2C
+#define CONFIG_CMD_MII
+#define CONFIG_CMD_PING
+#define CONFIG_CMD_SAVES
+#define CONFIG_CMD_DATE
+#define CONFIG_CMD_NAND
+#undef CONFIG_CMD_EEPROM
+#undef CONFIG_CMD_BDI
+#undef CONFIG_CMD_FPGA
+#undef CONFIG_CMD_SETGETDCR
+#undef CONFIG_CMD_FLASH
+#undef CONFIG_CMD_IMLS
+/*=======================*/
+/* KGDB support (if any) */
+/*=======================*/
+#ifdef CONFIG_CMD_KGDB
+#define CONFIG_KGDB_BAUDRATE 115200 /* speed to run kgdb serial port */
+#define CONFIG_KGDB_SER_INDEX 1 /* which serial port to use */
+#endif
+#endif /* __CONFIG_H */
diff -purN u-boot.git.orig/include/configs/davinci_sonata.h u-boot.git/include/configs/davinci_sonata.h
--- u-boot.git.orig/include/configs/davinci_sonata.h 1969-12-31 16:00:00.000000000 -0800
+++ u-boot.git/include/configs/davinci_sonata.h 2007-08-07 10:15:34.000000000 -0700
@@ -0,0 +1,209 @@
+/*
+ * Copyright (C) 2007 Sergey Kubushyn <ksi@koi8.net>
+ *
+ * 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
+#include <asm/sizes.h>
+
+/*
+ * Define this to make U-Boot skip low level initialization when loaded
+ * by initial bootloader. Not required by NAND U-Boot version but IS
+ * required for a NOR version used to burn the real NOR U-Boot into
+ * NOR Flash. NAND and NOR support for DaVinci chips is mutually exclusive
+ * so it is NOT possible to build a U-Boot with both NAND and NOR routines.
+ * NOR U-Boot is loaded directly from Flash so it must perform all the
+ * low level initialization itself. NAND version is loaded by an initial
+ * bootloader (UBL in TI-ese) that performs such an initialization so it's
+ * skipped in NAND version. The third DaVinci boot mode loads a bootloader
+ * via UART0 and that bootloader in turn loads and runs U-Boot (or whatever)
+ * performing low level init prior to loading. All that means we can NOT use
+ * NAND version to put U-Boot into NOR because it doesn't have NOR support and
+ * we can NOT use NOR version because it performs low level initialization
+ * effectively destroying itself in DDR memory. That's why a separate NOR
+ * version with this define is needed. It is loaded via UART, then one uses
+ * it to somehow download a proper NOR version built WITHOUT this define to
+ * RAM (tftp?) and burn it to NOR Flash. I would be probably able to squeeze
+ * NOR support into the initial bootloader so it won't be needed but DaVinci
+ * static RAM might be too small for this (I have something like 2Kbytes left
+ * as of now, without NOR support) so this might've not happened...
+ *
+#define CONFIG_NOR_UART_BOOT
+ */
+
+/*=======*/
+/* Board */
+/*=======*/
+#define SONATA_BOARD
+#define CFG_NAND_SMALLPAGE
+#define CFG_USE_NOR
+/*===================*/
+/* SoC Configuration */
+/*===================*/
+#define CONFIG_ARM926EJS /* arm926ejs CPU core */
+#define CONFIG_SYS_CLK_FREQ 297000000 /* Arm Clock frequency */
+#define CFG_TIMERBASE 0x01c21400 /* use timer 0 */
+#define CFG_HZ_CLOCK 27000000 /* Timer Input clock freq */
+#define CFG_HZ 1000
+/*====================================================*/
+/* EEPROM definitions for Atmel 24C256BN SEEPROM chip */
+/* on Sonata/DV_EVM board. No EEPROM on schmoogie. */
+/*====================================================*/
+#define CFG_I2C_EEPROM_ADDR_LEN 2
+#define CFG_I2C_EEPROM_ADDR 0x50
+#define CFG_EEPROM_PAGE_WRITE_BITS 6
+#define CFG_EEPROM_PAGE_WRITE_DELAY_MS 20
+/*=============*/
+/* Memory Info */
+/*=============*/
+#define CFG_MALLOC_LEN (0x10000 + 128*1024) /* malloc() len */
+#define CFG_GBL_DATA_SIZE 128 /* reserved for initial data */
+#define CFG_MEMTEST_START 0x80000000 /* memtest start address */
+#define CFG_MEMTEST_END 0x81000000 /* 16MB RAM test */
+#define CONFIG_NR_DRAM_BANKS 1 /* we have 1 bank of DRAM */
+#define CONFIG_STACKSIZE (256*1024) /* regular stack */
+#define PHYS_SDRAM_1 0x80000000 /* DDR Start */
+#define PHYS_SDRAM_1_SIZE 0x08000000 /* DDR size 128MB */
+#define DDR_4BANKS /* 4-bank DDR2 (128MB) */
+/*====================*/
+/* Serial Driver info */
+/*====================*/
+#define CFG_NS16550
+#define CFG_NS16550_SERIAL
+#define CFG_NS16550_REG_SIZE 4 /* NS16550 register size */
+#define CFG_NS16550_COM1 0x01c20000 /* Base address of UART0 */
+#define CFG_NS16550_CLK 27000000 /* Input clock to NS16550 */
+#define CONFIG_CONS_INDEX 1 /* use UART0 for console */
+#define CONFIG_BAUDRATE 115200 /* Default baud rate */
+#define CFG_BAUDRATE_TABLE { 9600, 19200, 38400, 57600, 115200 }
+/*===================*/
+/* I2C Configuration */
+/*===================*/
+#define CONFIG_HARD_I2C
+#define CONFIG_DRIVER_DAVINCI_I2C
+#define CFG_I2C_SPEED 80000 /* 100Kbps won't work, silicon bug */
+#define CFG_I2C_SLAVE 10 /* Bogus, master-only in U-Boot */
+/*==================================*/
+/* Network & Ethernet Configuration */
+/*==================================*/
+#define CONFIG_DRIVER_TI_EMAC
+#define CONFIG_MII
+#define CONFIG_BOOTP_DEFAULT
+#define CONFIG_BOOTP_DNS
+#define CONFIG_BOOTP_DNS2
+#define CONFIG_BOOTP_SEND_HOSTNAME
+#define CONFIG_NET_RETRY_COUNT 10
+/*=====================*/
+/* Flash & Environment */
+/*=====================*/
+#ifdef CFG_USE_NAND
+#undef CFG_ENV_IS_IN_FLASH
+#define CFG_NO_FLASH
+#define CFG_ENV_IS_IN_NAND /* U-Boot env in NAND Flash */
+#define CFG_ENV_SECT_SIZE 512 /* Env sector Size */
+#define CFG_ENV_SIZE SZ_16K
+#define CONFIG_SKIP_LOWLEVEL_INIT /* U-Boot is loaded by a bootloader */
+#define CONFIG_SKIP_RELOCATE_UBOOT /* to a proper address, init done */
+#define CFG_NAND_BASE 0x02000000
+#define CFG_NAND_HW_ECC
+#define CFG_MAX_NAND_DEVICE 1 /* Max number of NAND devices */
+#define NAND_MAX_CHIPS 1
+#define CFG_ENV_OFFSET 0x0 /* Block 0--not used by bootcode */
+#define DEF_BOOTM ""
+#elif defined(CFG_USE_NOR)
+#ifdef CONFIG_NOR_UART_BOOT
+#define CONFIG_SKIP_LOWLEVEL_INIT /* U-Boot is loaded by a bootloader */
+#define CONFIG_SKIP_RELOCATE_UBOOT /* to a proper address, init done */
+#else
+#undef CONFIG_SKIP_LOWLEVEL_INIT
+#undef CONFIG_SKIP_RELOCATE_UBOOT
+#endif
+#define CFG_ENV_IS_IN_FLASH
+#undef CFG_NO_FLASH
+#define CFG_FLASH_CFI_DRIVER
+#define CFG_FLASH_CFI
+#define CFG_MAX_FLASH_BANKS 1 /* max number of flash banks */
+#define CFG_FLASH_SECT_SZ 0x20000 /* 128KB sect size AMD Flash */
+#define CFG_ENV_OFFSET (CFG_FLASH_SECT_SZ*2)
+#define PHYS_FLASH_1 0x02000000 /* CS2 Base address */
+#define CFG_FLASH_BASE PHYS_FLASH_1 /* Flash Base for U-Boot */
+#define PHYS_FLASH_SIZE 0x2000000 /* Flash size 32MB */
+#define CFG_MAX_FLASH_SECT (PHYS_FLASH_SIZE/CFG_FLASH_SECT_SZ)
+#define CFG_ENV_SECT_SIZE CFG_FLASH_SECT_SZ /* Env sector Size */
+#endif
+/*==============================*/
+/* U-Boot general configuration */
+/*==============================*/
+#undef CONFIG_USE_IRQ /* No IRQ/FIQ in U-Boot */
+#define CONFIG_MISC_INIT_R
+#undef CONFIG_BOOTDELAY
+#define CONFIG_BOOTFILE "uImage" /* Boot file name */
+#define CFG_PROMPT "U-Boot > " /* Monitor Command Prompt */
+#define CFG_CBSIZE 1024 /* Console I/O Buffer Size */
+#define CFG_PBSIZE (CFG_CBSIZE+sizeof(CFG_PROMPT)+16) /* Print buffer sz */
+#define CFG_MAXARGS 16 /* max number of command args */
+#define CFG_BARGSIZE CFG_CBSIZE /* Boot Argument Buffer Size */
+#define CFG_LOAD_ADDR 0x80700000 /* default Linux kernel load address */
+#define CONFIG_VERSION_VARIABLE
+#define CONFIG_AUTO_COMPLETE /* Won't work with hush so far, may be later */
+#define CFG_HUSH_PARSER
+#define CFG_PROMPT_HUSH_PS2 "> "
+#define CONFIG_CMDLINE_EDITING
+#define CFG_LONGHELP
+#define CONFIG_CRC32_VERIFY
+#define CONFIG_MX_CYCLIC
+/*===================*/
+/* Linux Information */
+/*===================*/
+#define LINUX_BOOT_PARAM_ADDR 0x80000100
+#define CONFIG_CMDLINE_TAG
+#define CONFIG_SETUP_MEMORY_TAGS
+#define CONFIG_BOOTARGS "mem=56M console=ttyS0,115200n8 root=/dev/hda1 rw noinitrd ip=dhcp"
+#define CONFIG_BOOTCOMMAND "setenv setboot setenv bootargs \\$(bootargs) video=dm64xxfb:output=\\$(videostd);run setboot; bootm 0x2060000"
+/*=================*/
+/* U-Boot commands */
+/*=================*/
+#include <config_cmd_default.h>
+#define CONFIG_CMD_ASKENV
+#define CONFIG_CMD_DHCP
+#define CONFIG_CMD_DIAG
+#define CONFIG_CMD_I2C
+#define CONFIG_CMD_MII
+#define CONFIG_CMD_PING
+#define CONFIG_CMD_SAVES
+#define CONFIG_CMD_EEPROM
+#undef CONFIG_CMD_BDI
+#undef CONFIG_CMD_FPGA
+#undef CONFIG_CMD_SETGETDCR
+#ifdef CFG_USE_NAND
+#undef CONFIG_CMD_FLASH
+#undef CONFIG_CMD_IMLS
+#define CONFIG_CMD_NAND
+#elif defined(CFG_USE_NOR)
+#define CONFIG_CMD_JFFS2
+#else
+#error "Either CFG_USE_NAND or CFG_USE_NOR _MUST_ be defined !!!"
+#endif
+/*=======================*/
+/* KGDB support (if any) */
+/*=======================*/
+#ifdef CONFIG_CMD_KGDB
+#define CONFIG_KGDB_BAUDRATE 115200 /* speed to run kgdb serial port */
+#define CONFIG_KGDB_SER_INDEX 1 /* which serial port to use */
+#endif
+#endif /* __CONFIG_H */