+++ /dev/null
-/*
- * (C) Copyright 2010
- * Reinhard Meyer, EMK Elektronik, reinhard.meyer@emk-elektronik.de
- *
- * Configuation settings for the TOP9000 CPU module with AT91SAM9XE.
- *
- * 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
- */
-/*
- * top9000 with at91sam9xe256 or at91sam9xe512
- *
- * Initial Bootloader is in embedded flash.
- * Vital Product Data, U-Boot Environment are in I2C-EEPROM.
- * U-Boot is in embedded flash, a backup U-Boot can be in NAND flash.
- * kernel and file system are either in NAND flash or on a micro SD card.
- * NAND flash is optional.
- * I2C EEPROM is never optional.
- * SPI FRAM is optional.
- * SPI ENC28J60 is optional.
- * 16 or 32 bit wide SDRAM.
- */
-#ifndef __CONFIG_H
-#define __CONFIG_H
-
-/*
- * Warning: changing CONFIG_SYS_TEXT_BASE requires
- * adapting the initial boot program.
- */
-#define CONFIG_SYS_TEXT_BASE 0x20000000 /* start of SDRAM */
-
-/* Command line configuration */
-#include <config_cmd_default.h>
-#undef CONFIG_CMD_FPGA
-#undef CONFIG_CMD_SETGETDCR
-#undef CONFIG_CMD_XIMG
-#define CONFIG_CMD_ASKENV
-#define CONFIG_SYS_CBSIZE 256
-#define CONFIG_SYS_MAXARGS 16
-#define CONFIG_SYS_PBSIZE \
- (CONFIG_SYS_CBSIZE + sizeof(CONFIG_SYS_PROMPT) + 16)
-#define CONFIG_SYS_PROMPT "TOP9000> "
-#define CONFIG_SYS_LONGHELP
-#define CONFIG_CMDLINE_EDITING
-#define CONFIG_CMD_BDI
-#define CONFIG_CMD_CACHE
-
-/* ARM asynchronous clock */
-#define CONFIG_SYS_AT91_MAIN_CLOCK 18432000 /* 18.432 MHz xtal */
-#define CONFIG_SYS_HZ 1000
-
-/* SoC */
-#define CONFIG_ARM926EJS /* ARM926EJS Core */
-#define CONFIG_AT91FAMILY /* it's a member of AT91 */
-#define CONFIG_AT91SAM9260 /* Atmel AT91SAM9260 based SoC */
-#define CONFIG_AT91SAM9XE
-
-/* Misc CPU related */
-#define CONFIG_AT91_LEGACY
-#define CONFIG_ARCH_CPU_INIT
-#undef CONFIG_USE_IRQ /* we don't need IRQ/FIQ stuff */
-#define CONFIG_CMDLINE_TAG /* enable passing of ATAGs */
-#define CONFIG_SETUP_MEMORY_TAGS
-#define CONFIG_INITRD_TAG
-#define CONFIG_SKIP_LOWLEVEL_INIT
-#define CONFIG_BOARD_EARLY_INIT_F
-#define CONFIG_DISPLAY_CPUINFO
-#define CONFIG_AT91RESET_EXTRST /* assert external reset */
-
-/* general purpose I/O */
-#define CONFIG_AT91_GPIO
-#define CONFIG_AT91_GPIO_PULLUP 1 /* keep pullups on peripheral pins */
-
-/* serial console */
-#define CONFIG_ATMEL_USART
-#define CONFIG_USART3 /* USART 3 is DBGU !!! */
-#define CONFIG_BAUDRATE 115200
-#define CONFIG_SYS_BAUDRATE_TABLE {115200 , 19200, 38400, 57600, 9600 }
-
-/* SD/MMC card */
-#define CONFIG_MMC
-#define CONFIG_GENERIC_MMC
-#define CONFIG_GENERIC_ATMEL_MCI
-#define CONFIG_SYS_MMC_CD_PIN AT91_PIN_PC9
-#define CONFIG_CMD_MMC
-
-/* Ethernet */
-#define CONFIG_MACB
-#define CONFIG_SYS_PHY_ID 1
-#define CONFIG_RMII
-#define CONFIG_NET_MULTI
-#define CONFIG_NET_RETRY_COUNT 20
-
-/* real time clock */
-#define CONFIG_RTC_AT91SAM9_RTT
-#define CONFIG_CMD_DATE
-
-#if defined(CONFIG_AT91SAM9XE)
-/*
- * NOR flash - use embedded flash of SAM9XE256/512
- * U-Boot will not fit into 128K !
- * 2010.09 will not fit into 256K with all options enabled !
- *
- * Layout:
- * 16kB 1st Bootloader
- * Rest U-Boot
- * the first sector (16kB) of EFLASH cannot be unprotected
- * with u-boot commands
- */
-# define CONFIG_AT91_EFLASH
-# define CONFIG_SYS_FLASH_BASE 0x200000
-# define CONFIG_SYS_MAX_FLASH_SECT 32
-# define CONFIG_SYS_MAX_FLASH_BANKS 1
-# define CONFIG_SYS_FLASH_PROTECTION
-# define CONFIG_EFLASH_PROTSECTORS 1 /* protect first sector */
-#endif
-
-/* SPI */
-#define CONFIG_ATMEL_SPI
-#define CONFIG_CMD_SPI
-
-/* RAMTRON FRAM */
-#define CONFIG_CMD_SF
-#define CONFIG_ATMEL_SPI0 /* SPI used for FRAM is SPI0 */
-#define FRAM_SPI_BUS 0
-#define FRAM_CS_NUM 0
-#define CONFIG_SPI_FLASH /* RAMTRON FRAM on SPI bus */
-#define CONFIG_SPI_FRAM_RAMTRON
-#define CONFIG_SF_DEFAULT_SPEED 1000000 /* be conservative here... */
-#define CONFIG_SF_DEFAULT_MODE SPI_MODE_0
-#define CONFIG_SPI_FRAM_RAMTRON_NON_JEDEC "FM25H20"
-
-/* Microchip ENC28J60 (second LAN) */
-#if defined(CONFIG_EVAL9000)
-# define CONFIG_ENC28J60
-# define CONFIG_ATMEL_SPI1 /* SPI used for ENC28J60 is SPI1 */
-# define ENC_SPI_BUS 1
-# define ENC_CS_NUM 0
-# define ENC_SPI_CLOCK 1000000
-#endif /* CONFIG_EVAL9000 */
-
-/*
- * SDRAM: 1 bank, min 32, max 128 MB
- * Initialized before u-boot gets started.
- */
-#define CONFIG_NR_DRAM_BANKS 1
-#define CONFIG_SYS_SDRAM_BASE 0x20000000
-#define CONFIG_SYS_SDRAM_SIZE 0x08000000
-#define CONFIG_SYS_MEMTEST_START CONFIG_SYS_SDRAM_BASE
-#define CONFIG_SYS_MEMTEST_END 0x21e00000
-#define CONFIG_SYS_LOAD_ADDR \
- (CONFIG_SYS_SDRAM_BASE + 0x01000000)
-/*
- * Initial stack pointer: 16k - GENERATED_GBL_DATA_SIZE in internal SRAM,
- * leaving the correct space for initial global data structure above
- * that address while providing maximum stack area below.
- */
-#define CONFIG_SYS_INIT_SP_ADDR \
- (0x00300000 + 0x4000 - GENERATED_GBL_DATA_SIZE)
-
-/*
- * NAND flash: 256 MB (optional)
- *
- * Layout:
- * 640kB: u-boot (includes space for spare sectors, handled by
- * initial loader)
- * 2MB: kernel
- * rest: file system
- */
-#define CONFIG_NAND_ATMEL
-#define CONFIG_SYS_MAX_NAND_DEVICE 1
-#define CONFIG_SYS_NAND_BASE 0x40000000
-#define CONFIG_SYS_NAND_DBW_8
-#define CONFIG_SYS_NAND_MASK_ALE (1 << 21)
-#define CONFIG_SYS_NAND_MASK_CLE (1 << 22)
-#define CONFIG_SYS_NAND_ENABLE_PIN AT91_PIN_PC14
-#define CONFIG_SYS_NAND_READY_PIN AT91_PIN_PC13
-#define CONFIG_CMD_NAND
-
-/* USB */
-#define CONFIG_USB_ATMEL
-#define CONFIG_USB_OHCI_NEW
-#define CONFIG_DOS_PARTITION
-#define CONFIG_SYS_USB_OHCI_CPU_INIT
-#define CONFIG_SYS_USB_OHCI_REGS_BASE 0x00500000
-#define CONFIG_SYS_USB_OHCI_SLOT_NAME "top9000"
-#define CONFIG_SYS_USB_OHCI_MAX_ROOT_PORTS 2
-#define CONFIG_USB_STORAGE
-#define CONFIG_CMD_USB
-
-/* I2C support must always be enabled */
-#define CONFIG_SOFT_I2C
-#define CONFIG_CMD_I2C
-#define CONFIG_SYS_I2C_SPEED 400000
-#define CONFIG_SYS_I2C_SLAVE 0x7F
-#define CONFIG_I2C_MULTI_BUS
-#define I2C0_PORT AT91_PIO_PORTA
-#define SDA0_PIN 23
-#define SCL0_PIN 24
-#define I2C1_PORT AT91_PIO_PORTB
-#define SDA1_PIN 12
-#define SCL1_PIN 13
-#define I2C_SOFT_DECLARATIONS void iic_init(void);\
- int iic_read(void);\
- void iic_sda(int);\
- void iic_scl(int);
-#define I2C_ACTIVE
-#define I2C_TRISTATE
-#define I2C_INIT iic_init()
-#define I2C_READ iic_read()
-#define I2C_SDA(bit) iic_sda(bit)
-#define I2C_SCL(bit) iic_scl(bit)
-#define I2C_DELAY udelay(3)
-/* EEPROM configuration */
-#define CONFIG_SYS_EEPROM_PAGE_WRITE_BITS 5
-#define CONFIG_SYS_EEPROM_PAGE_WRITE_DELAY_MS 5
-#define CONFIG_SYS_I2C_EEPROM_ADDR_LEN 2
-#define CONFIG_SYS_EEPROM_SIZE 0x2000
-#define CONFIG_SYS_I2C_EEPROM_ADDR 0x57
-/* later: #define CONFIG_I2C_ENV_EEPROM_BUS 0 */
-/* ENV is always in I2C-EEPROM */
-#define CONFIG_ENV_IS_IN_EEPROM
-#define CONFIG_ENV_OFFSET 0x1000
-#define CONFIG_ENV_SIZE 0x0f00
-/* VPD settings */
-#define CONFIG_SYS_I2C_FACT_ADDR 0x57
-#define CONFIG_SYS_FACT_OFFSET 0x1F00
-#define CONFIG_SYS_FACT_SIZE 0x0100
-/* later: #define CONFIG_MISC_INIT_R */
-/* define the next only if you want to allow users to enter VPD data */
-#define CONFIG_SYS_FACT_ENTRY
-#ifndef __ASSEMBLY__
-extern void read_factory_r(void);
-#endif
-
-/*
- * Only interrupt autoboot if <space> is pressed. Otherwise, garbage
- * data on the serial line may interrupt the boot sequence.
- */
-#define CONFIG_BOOTDELAY 1
-#define CONFIG_AUTOBOOT
-#define CONFIG_AUTOBOOT_KEYED
-#define CONFIG_AUTOBOOT_PROMPT \
- "Press SPACE to abort autoboot in %d seconds\n", bootdelay
-#define CONFIG_AUTOBOOT_DELAY_STR "d"
-#define CONFIG_AUTOBOOT_STOP_STR " "
-
-/*
- * add filesystem commands if we have at least 1 storage
- * media with filesystem
- */
-#if defined(CONFIG_NAND_ATMEL) \
- || defined(CONFIG_USB_ATMEL) \
- || defined(CONFIG_MMC)
-# define CONFIG_DOS_PARTITION
-# define CONFIG_CMD_FAT
-# define CONFIG_CMD_EXT2
-/* later: #define CONFIG_CMD_JFFS2 */
-#endif
-
-/* add NET commands if we have at least 1 LAN */
-#if defined(CONFIG_MACB) || defined(CONFIG_ENC28J60)
-# define CONFIG_CMD_PING
-# define CONFIG_CMD_DHCP
-# define CONFIG_CMD_MII
-/* is this really needed ? */
-# define CONFIG_RESET_PHY_R
-/* BOOTP options */
-# define CONFIG_BOOTP_BOOTFILESIZE
-# define CONFIG_BOOTP_BOOTPATH
-# define CONFIG_BOOTP_GATEWAY
-# define CONFIG_BOOTP_HOSTNAME
-#endif
-
-/* linux in NAND flash */
-#define CONFIG_BOOTCOUNT_LIMIT 1
-#define CONFIG_BOOTCOMMAND \
- "nand read 0x21000000 0xA0000 0x200000; bootm"
-#define CONFIG_BOOTARGS \
- "console=ttyS0,115200 " \
- "root=/dev/mtdblock2 " \
- "mtdparts=atmel_nand:" \
- "640k(uboot)ro," \
- "2M(linux)," \
- "16M(root)," \
- "-(rest) " \
- "rw "\
- "rootfstype=jffs2"
-
-/* Size of malloc() pool */
-#define CONFIG_SYS_MALLOC_LEN \
- ROUND(3 * CONFIG_ENV_SIZE + 128*1024, 0x1000)
-#define CONFIG_STACKSIZE (32*1024)
-#ifdef CONFIG_USE_IRQ
-#error CONFIG_USE_IRQ not supported
-#endif
-
-#endif
-
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