/* * Copyright (C) 2007, Guennadi Liakhovetski * * (C) Copyright 2009 Freescale Semiconductor, Inc. * * Configuration settings for the MX51-3Stack Freescale board. * * 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 /* High Level Configuration Options */ #define CONFIG_ARMV7 1 /* This is armv7 Cortex-A8 CPU core */ #define CONFIG_L2_OFF #define CONFIG_MXC 1 #define CONFIG_MX51_BBG 1 /* in a mx51 */ #define CONFIG_FLASH_HEADER 1 #define CONFIG_FLASH_HEADER_OFFSET 0x400 #define CONFIG_FLASH_HEADER_BARKER 0xB1 #define CONFIG_SKIP_RELOCATE_UBOOT #define CONFIG_MX51_HCLK_FREQ 24000000 /* RedBoot says 26MHz */ #define CONFIG_MX51_CLK32 32768 #define CONFIG_DISPLAY_CPUINFO #define CONFIG_DISPLAY_BOARDINFO #define BOARD_LATE_INIT /* * Disabled for now due to build problems under Debian and a significant * increase in the final file size: 144260 vs. 109536 Bytes. */ #define CONFIG_CMDLINE_TAG 1 /* enable passing of ATAGs */ #define CONFIG_REVISION_TAG 1 #define CONFIG_SETUP_MEMORY_TAGS 1 #define CONFIG_INITRD_TAG 1 /* * Size of malloc() pool */ #define CONFIG_SYS_MALLOC_LEN (CONFIG_ENV_SIZE + 2 * 1024 * 1024) /* size in bytes reserved for initial data */ #define CONFIG_SYS_GBL_DATA_SIZE 128 /* * Hardware drivers */ #define CONFIG_MX51_UART 1 #define CONFIG_MX51_UART1 1 /* * SPI Configs * */ #define CONFIG_FSL_SF 1 #define CONFIG_SPI_FLASH_IMX_ATMEL 1 #define CONFIG_SPI_FLASH_CS 1 #define CONFIG_IMX_SPI #define CONFIG_IMX_SPI_PMIC #define CONFIG_IMX_SPI_PMIC_CS 0 #define MAX_SPI_BYTES (64 * 4) /* * MMC Configs * */ /* * Eth Configs */ #define CONFIG_HAS_ETH1 #define CONFIG_NET_MULTI 1 #define CONFIG_MXC_FEC #define CONFIG_MII #define CONFIG_DISCOVER_PHY #define CONFIG_FEC0_IOBASE FEC_BASE_ADDR #define CONFIG_FEC0_PINMUX -1 #define CONFIG_FEC0_PHY_ADDR 0x1F #define CONFIG_FEC0_MIIBASE -1 /* allow to overwrite serial and ethaddr */ #define CONFIG_ENV_OVERWRITE #define CONFIG_CONS_INDEX 1 #define CONFIG_BAUDRATE 115200 #define CONFIG_SYS_BAUDRATE_TABLE {9600, 19200, 38400, 57600, 115200} /*********************************************************** * Command definition ***********************************************************/ #include #define CONFIG_CMD_PING #define CONFIG_CMD_DHCP #define CONFIG_CMD_MII #define CONFIG_CMD_NET #define CONFIG_CMD_SPI #define CONFIG_CMD_SF #define CONFIG_CMD_MMC /* * SPI Configs * */ #ifdef CONFIG_CMD_SF #define CONFIG_FSL_SF 1 #define CONFIG_SPI_FLASH_IMX_ATMEL 1 #define CONFIG_SPI_FLASH_CS 1 #define CONFIG_IMX_SPI #define CONFIG_IMX_SPI_PMIC #define CONFIG_IMX_SPI_PMIC_CS 0 #define MAX_SPI_BYTES (64 * 4) #endif /* * MMC Configs * */ #ifdef CONFIG_CMD_MMC #define CONFIG_MMC 1 #define CONFIG_MMC_BASE 0x0 #define CONFIG_GENERIC_MMC #define CONFIG_IMX_MMC #define CONFIG_DOS_PARTITION 1 #define CONFIG_CMD_FAT 1 #endif /* * Eth Configs */ #define CONFIG_HAS_ETH1 #define CONFIG_NET_MULTI 1 #define CONFIG_MXC_FEC #define CONFIG_MII #define CONFIG_DISCOVER_PHY #define CONFIG_FEC0_IOBASE FEC_BASE_ADDR #define CONFIG_FEC0_PINMUX -1 #define CONFIG_FEC0_PHY_ADDR 0x1F #define CONFIG_FEC0_MIIBASE -1 /* Enable below configure when supporting nand */ #define CONFIG_CMD_ENV #undef CONFIG_CMD_IMLS #define CONFIG_BOOTDELAY 3 #define CONFIG_PRIME "FEC0" #define CONFIG_LOADADDR 0x90800000 /* loadaddr env var */ #define CONFIG_EXTRA_ENV_SETTINGS \ "netdev=eth0\0" \ "ethprime=FEC0\0" \ "uboot_addr=0xa0000000\0" \ "uboot=u-boot.bin\0" \ "kernel=uImage\0" \ "bootargs_base=setenv bootargs console=ttymxc0,115200\0"\ "bootargs_nfs=setenv bootargs ${bootargs} root=/dev/nfs "\ "ip=dhcp nfsroot=${serverip}:${nfsroot},v3,tcp\0"\ "bootcmd=run bootcmd_net\0" \ "bootcmd_net=run bootargs_base bootargs_nfs; " \ "tftpboot ${loadaddr} ${kernel}; bootm\0" \ "load_uboot=tftpboot ${loadaddr} ${uboot}\0" \ /* * The MX51 3stack board seems to have a hardware "peculiarity" confirmed under * U-Boot, RedBoot and Linux: the ethernet Rx signal is reaching the CS8900A * controller inverted. The controller is capable of detecting and correcting * this, but it needs 4 network packets for that. Which means, at startup, you * will not receive answers to the first 4 packest, unless there have been some * broadcasts on the network, or your board is on a hub. Reducing the ARP * timeout from default 5 seconds to 200ms we speed up the initial TFTP * transfer, should the user wish one, significantly. */ #define CONFIG_ARP_TIMEOUT 200UL /* * Miscellaneous configurable options */ #define CONFIG_SYS_LONGHELP /* undef to save memory */ #define CONFIG_SYS_PROMPT "BBG U-Boot > " #define CONFIG_AUTO_COMPLETE #define CONFIG_SYS_CBSIZE 256 /* Console I/O Buffer Size */ /* 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_MEMTEST_START 0 /* memtest works on */ #define CONFIG_SYS_MEMTEST_END 0x10000 #undef CONFIG_SYS_CLKS_IN_HZ /* everything, incl board info, in Hz */ #define CONFIG_SYS_LOAD_ADDR CONFIG_LOADADDR #define CONFIG_SYS_HZ CONFIG_MX51_CLK32/* use 32kHz clock as source */ #define CONFIG_CMDLINE_EDITING 1 /*----------------------------------------------------------------------- * Stack sizes * * The stack sizes are set up in start.S using the settings below */ #define CONFIG_STACKSIZE (128 * 1024) /* regular stack */ /*----------------------------------------------------------------------- * Physical Memory Map */ #define CONFIG_NR_DRAM_BANKS 1 #define PHYS_SDRAM_1 CSD0_BASE_ADDR /* TO1 boards */ /* #define PHYS_SDRAM_1_SIZE (128 * 1024 * 1024) */ #define PHYS_SDRAM_1_SIZE (512 * 1024 * 1024) /*----------------------------------------------------------------------- * FLASH and environment organization */ #define CONFIG_SYS_NO_FLASH /*----------------------------------------------------------------------- * NAND FLASH driver setup */ #define NAND_MAX_CHIPS 8 #define CONFIG_SYS_MAX_NAND_DEVICE 1 #define CONFIG_SYS_NAND_BASE 0x40000000 /* Monitor at beginning of flash */ /* #define CONFIG_FSL_ENV_IN_SF */ #define CONFIG_FSL_ENV_IN_MMC /* #define CONFIG_FSL_ENV_IN_NAND */ #define CONFIG_ENV_SECT_SIZE (128 * 1024) #define CONFIG_ENV_SIZE CONFIG_ENV_SECT_SIZE #if defined(CONFIG_FSL_ENV_IN_NAND) #define CONFIG_ENV_IS_IN_NAND 1 #define CONFIG_ENV_OFFSET 0x100000 #elif defined(CONFIG_FSL_ENV_IN_MMC) #define CONFIG_ENV_IS_IN_MMC 1 #define CONFIG_ENV_OFFSET (768 * 1024) #elif defined(CONFIG_FSL_ENV_IN_SF) #define CONFIG_ENV_IS_IN_SPI_FLASH 1 #define CONFIG_ENV_IS_EMBEDDED 1 #define CONFIG_ENV_SPI_CS 1 #define CONFIG_ENV_OFFSET (768 * 1024) #else #define CONFIG_ENV_IS_NOWHERE 1 #endif /* * JFFS2 partitions */ #undef CONFIG_JFFS2_CMDLINE #define CONFIG_JFFS2_DEV "nand0" #endif /* __CONFIG_H */