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/*
* (C) Copyright 2006
* M. Amine SAYA ATMEL Rousset, France.
*
* Rick Bronson <rick@efn.org>
*
* Configuation settings for the AT91SAM9260EK board.
*
* 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
/*
* If we are developing, we might want to start armboot from ram
* so we MUST NOT initialize critical regs like mem-timing ...
*/
/* ARM asynchronous clock */
/* #define AT91C_MAIN_CLOCK 179712000 */ /* from 18.432 MHz crystal (18432000 / 4 * 39) */
#define AT91C_MASTER_CLOCK 99300000 /* peripheral clock (AT91C_MASTER_CLOCK / 3) */
/* #define AT91C_MASTER_CLOCK 45174500 */
/* #define AT91C_MASTER_CLOCK 44928000 */ /* peripheral clock (AT91C_MASTER_CLOCK / 4) */
#define AT91_SLOW_CLOCK 32768 /* slow clock */
#define CFG_HZ 1000
#define CONFIG_AT91SAM9260EK 1 /* on an AT91SAM9260EK Board */
#undef CONFIG_USE_IRQ /* we don't need IRQ/FIQ stuff */
#define CONFIG_CMDLINE_TAG 1 /* enable passing of ATAGs */
#define CONFIG_SETUP_MEMORY_TAGS 1
#define CONFIG_INITRD_TAG 1
/* define this to include the functionality of boot.bin in u-boot */
#define CONFIG_SKIP_LOWLEVEL_INIT
#define CONFIG_SKIP_RELOCATE_UBOOT
/*
* Size of malloc() pool
*/
#define CFG_MALLOC_LEN (3*CFG_ENV_SIZE + 128*1024)
#define CFG_GBL_DATA_SIZE 128 /* size in bytes reserved for initial data */
#define CONFIG_BAUDRATE 115200
/*
* Hardware drivers
*/
/* define one of these to choose the DBGU, USART0 or USART1 as console */
#define CONFIG_DBGU 1
#undef CONFIG_USART0
#undef CONFIG_USART1
#undef CONFIG_USART2
#undef CONFIG_HWFLOW /* don't include RTS/CTS flow control support */
#undef CONFIG_MODEM_SUPPORT /* disable modem initialization stuff */
#define CONFIG_BOOTDELAY 3
/* #define CONFIG_ENV_OVERWRITE 1 */
#define BOARD_LATE_INIT 1
#define CONFIG_COMMANDS \
((CONFIG_CMD_DFL | \
CFG_CMD_NET | \
CFG_CMD_PING | \
CFG_CMD_ENV | \
CFG_CMD_USB | \
CFG_CMD_FLASH | \
CFG_CMD_AUTOSCRIPT | \
CFG_CMD_NAND | \
CFG_CMD_FAT ) & \
~(CFG_CMD_BDI | \
CFG_CMD_IMLS | \
CFG_CMD_IMI | \
CFG_CMD_FPGA | \
CFG_CMD_MISC | \
CFG_CMD_LOADS))
/* this must be included AFTER the definition of CONFIG_COMMANDS (if any) */
#include <cmd_confdefs.h>
#define NAND_MAX_CHIPS 1 /* Max number of NAND devices */
#define CFG_MAX_NAND_DEVICE 1 /* Max number of NAND devices */
#define CFG_NAND_BASE 0x40000000
#define CONFIG_NEW_NAND_CODE
#define ADDR_COLUMN 1
#define ADDR_PAGE 2
#define ADDR_COLUMN_PAGE 3
#define NAND_ChipID_UNKNOWN 0
#define NAND_MAX_FLOORS 1
#undef CFG_NAND_WP
/*#define AT91_SMART_MEDIA_ALE (1 << 21)*/ /* our ALE is AD21 */
/*#define AT91_SMART_MEDIA_CLE (1 << 22)*/ /* our CLE is AD22 */
/* SMC Chip Select 3 Timings for NandFlash K9F1216U0A (samsung)
* for MASTER_CLOCK = 48000000. They were generated according to
* K9F1216U0A timings and for MASTER_CLOCK = 48000000.
* Please refer to SMC section in AT91SAM9261 datasheet to learn how
* to generate these values.
*/
/*
#define AT91C_SM_NWE_SETUP (0 << 0)
#define AT91C_SM_NCS_WR_SETUP (0 << 8)
#define AT91C_SM_NRD_SETUP (0 << 16)
#define AT91C_SM_NCS_RD_SETUP (0 << 24)
#define AT91C_SM_NWE_PULSE (2 << 0)
#define AT91C_SM_NCS_WR_PULSE (3 << 8)
#define AT91C_SM_NRD_PULSE (2 << 16)
#define AT91C_SM_NCS_RD_PULSE (4 << 24)
#define AT91C_SM_NWE_CYCLE (3 << 0)
#define AT91C_SM_NRD_CYCLE (5 << 16)
#define AT91C_SM_TDF (1 << 16)
*/
/* SMC Chip Select 3 Timings for NandFlash K9F1216U0A (samsung)
* for MASTER_CLOCK = 100000000. They were generated according to
* K9F1216U0A timings and for MASTER_CLOCK = 100000000.
* Please refer to SMC section in AT91SAM9261 datasheet to learn how
* to generate these values.
*/
/* These timings are specific to K9F1216U0A (samsung) */
/*
#define AT91C_SM_NWE_SETUP (0 << 0)
#define AT91C_SM_NCS_WR_SETUP (0 << 8)
#define AT91C_SM_NRD_SETUP (0 << 16)
#define AT91C_SM_NCS_RD_SETUP (0 << 24)
#define AT91C_SM_NWE_PULSE (3 << 0)
#define AT91C_SM_NCS_WR_PULSE (3 << 8)
#define AT91C_SM_NRD_PULSE (4 << 16)
#define AT91C_SM_NCS_RD_PULSE (4 << 24)
#define AT91C_SM_NWE_CYCLE (5 << 0)
#define AT91C_SM_NRD_CYCLE (5 << 16)
*/
/* These timings are specific to MT29F2G16AAB 256Mb (Micron)
* at MCK = 100 MHZ
*/
#define AT91C_SM_NWE_SETUP (0 << 0)
#define AT91C_SM_NCS_WR_SETUP (0 << 8)
#define AT91C_SM_NRD_SETUP (0 << 16)
#define AT91C_SM_NCS_RD_SETUP (0 << 24)
#define AT91C_SM_NWE_PULSE (4 << 0)
#define AT91C_SM_NCS_WR_PULSE (6 << 8)
#define AT91C_SM_NRD_PULSE (3 << 16)
#define AT91C_SM_NCS_RD_PULSE (5 << 24)
#define AT91C_SM_NWE_CYCLE (6 << 0)
#define AT91C_SM_NRD_CYCLE (5 << 16)
#define AT91C_SM_TDF (1 << 16)
#define CONFIG_NR_DRAM_BANKS 1
#define PHYS_SDRAM 0x20000000
#define PHYS_SDRAM_SIZE 0x4000000 /* 64 megs */
#define CFG_MEMTEST_START PHYS_SDRAM
#define CFG_MEMTEST_END CFG_MEMTEST_START + PHYS_SDRAM_SIZE - 262144
#define CONFIG_DRIVER_ETHER 1
#define CONFIG_AT91C_USE_RMII 1
#define AT91C_PHY_ADDR 0
#define AT91C_ETH_TIMEOUT 30000
#define CONFIG_NET_RETRY_COUNT 5000
#define CONFIG_TFTP_TIMEOUT 2500 //250
#define CONFIG_HAS_DATAFLASH 1
#define CFG_SPI_WRITE_TOUT (50*CFG_HZ)
/* AC Characteristics */
/* DLYBS = tCSS = 250ns min and DLYBCT = tCSH = 250ns */
#define DATAFLASH_TCSS (0x1a << 16)
#define DATAFLASH_TCHS (0x1 << 24)
#define CFG_MAX_DATAFLASH_BANKS 2
#define CFG_MAX_DATAFLASH_PAGES 16384
#define CFG_DATAFLASH_LOGIC_ADDR_CS0 0xC0000000 /* Logical adress for CS0 */
#define CFG_DATAFLASH_LOGIC_ADDR_CS1 0xD0000000 /* Logical adress for CS1 */
#define PHYS_FLASH_1 0x10000000
#define PHYS_FLASH_SIZE 0x800000 /* 2 megs main flash */
#define CFG_FLASH_BASE PHYS_FLASH_1
#define CFG_MAX_FLASH_BANKS 1
#define CFG_MAX_FLASH_SECT 256
#define CFG_FLASH_ERASE_TOUT (2*CFG_HZ) /* Timeout for Flash Erase */
#define CFG_FLASH_WRITE_TOUT (2*CFG_HZ) /* Timeout for Flash Write */
#define CFG_NO_FLASH 1
#undef CFG_ENV_IS_IN_FLASH
#define CFG_ENV_IS_IN_DATAFLASH 1
#undef CFG_ENV_IS_IN_NAND
/*#define CONFIG_MTD_DEBUG 1
#define CONFIG_MTD_DEBUG_VERBOSE MTD_DEBUG_LEVEL3
*/
#ifdef CFG_ENV_IS_IN_NAND
#define CFG_ENV_OFFSET 0x60000 /* environment starts here */
#define CFG_ENV_OFFSET_REDUND 0x80000 /* redundant environment starts here */
#define CFG_ENV_SIZE 0x20000 /* 1 sector = 128kB */
#endif
#ifdef CFG_ENV_IS_IN_DATAFLASH
#define CFG_ENV_OFFSET 0x4000
#define CFG_ENV_ADDR (CFG_DATAFLASH_LOGIC_ADDR_CS1 + CFG_ENV_OFFSET)
#define CFG_ENV_SIZE 0x4000 /* 0x8000 */
#endif
#ifdef CFG_ENV_IS_IN_FLASH
#ifdef CONFIG_BOOTBINFUNC
#define CFG_ENV_ADDR (PHYS_FLASH_1 + 0x60000) /* after u-boot.bin */
#define CFG_ENV_SIZE 0x10000 /* sectors are 64K here */
#else
#define CFG_ENV_ADDR (PHYS_FLASH_1 + 0xe000) /* between boot.bin and u-boot.bin.gz */
#define CFG_ENV_SIZE 0x2000 /* 0x8000 */
#endif
#endif
/* Add USB stuff */
#define CONFIG_USB_OHCI 1
#define CONFIG_USB_STORAGE 1
#define CONFIG_DOS_PARTITION 1
#define LITTLEENDIAN 1
#define CFG_LOAD_ADDR 0x23f00000 /* default load address */
#ifdef CONFIG_BOOTBINFUNC
#define CFG_BOOT_SIZE 0x00 /* 0 KBytes */
#define CFG_U_BOOT_BASE PHYS_FLASH_1
#define CFG_U_BOOT_SIZE 0x60000 /* 384 KBytes */
#else
#define CFG_BOOT_SIZE 0x6000 /* 24 KBytes */
#define CFG_U_BOOT_BASE (PHYS_FLASH_1 + 0x10000)
#define CFG_U_BOOT_SIZE 0x10000 /* 64 KBytes */
#endif
#define CFG_BAUDRATE_TABLE {115200 , 19200, 38400, 57600, 9600 }
#define CFG_CONSOLE_IS_SERIAL
#undef CFG_CONSOLE_IS_LCD
#define CFG_PROMPT "U-Boot> " /* Monitor Command Prompt */
#define CFG_CBSIZE 256 /* Console I/O Buffer Size */
#define CFG_MAXARGS 16 /* max number of command args */
#define CFG_PBSIZE (CFG_CBSIZE+sizeof(CFG_PROMPT)+16) /* Print Buffer Size */
#ifndef __ASSEMBLY__
/*-----------------------------------------------------------------------
* Board specific extension for bd_info
*
* This structure is embedded in the global bd_info (bd_t) structure
* and can be used by the board specific code (eg board/...)
*/
struct bd_info_ext {
/* helper variable for board environment handling
*
* env_crc_valid == 0 => uninitialised
* env_crc_valid > 0 => environment crc in flash is valid
* env_crc_valid < 0 => environment crc in flash is invalid
*/
int env_crc_valid;
};
#endif
#define CONFIG_STACKSIZE (32*1024) /* regular stack */
#ifdef CONFIG_USE_IRQ
#error CONFIG_USE_IRQ not supported
#endif
#endif
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