/* * Copyright (C) 2007, Guennadi Liakhovetski * * (C) Copyright 2008-2010 Freescale Semiconductor, Inc. * * Configuration settings for the MX35 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 /* for mfg firmware */ #define CONFIG_MFG #define CONFIG_BOOTARGS "console=ttymxc0,115200 rdinit=/linuxrc" #define CONFIG_ENV_IS_NOWHERE /* High Level Configuration Options */ #define CONFIG_ARM1136 1 /* This is an arm1136 CPU core */ #define CONFIG_MXC 1 #define CONFIG_MX35 1 /* in a mx31 */ #define CONFIG_MX35_HCLK_FREQ 24000000 /* RedBoot says 26MHz */ #define CONFIG_ARCH_CPU_INIT #define CONFIG_ARCH_MMU #define CONFIG_DISPLAY_CPUINFO #define CONFIG_DISPLAY_BOARDINFO #define CONFIG_SYS_64BIT_VSPRINTF #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. */ #if 0 #define CONFIG_OF_LIBFDT 1 #define CONFIG_FIT 1 #define CONFIG_FIT_VERBOSE 1 #endif #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 + 512 * 1024) /* size in bytes reserved for initial data */ #define CONFIG_SYS_GBL_DATA_SIZE 128 /* * Hardware drivers */ #define CONFIG_HARD_I2C 1 #define CONFIG_I2C_MXC 1 #define CONFIG_SYS_I2C_PORT I2C_BASE_ADDR #define CONFIG_SYS_I2C_SPEED 100000 #define CONFIG_SYS_I2C_SLAVE 0xfe #define CONFIG_MX35_UART UART1_BASE_ADDR /* 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_BOOTP_SUBNETMASK #define CONFIG_BOOTP_GATEWAY #define CONFIG_BOOTP_DNS /*#define CONFIG_CMD_SPI*/ /*#define CONFIG_CMD_DATE*/ /*#define CONFIG_CMD_NAND*/ #define CONFIG_CMD_ENV /* #define CONFIG_CMD_MMC */ #define CONFIG_CMD_I2C #define CONFIG_CMD_MII #define CONFIG_CMD_NET #define CONFIG_NET_RETRY_COUNT 100 #define CONFIG_BOOTDELAY 0 #define CONFIG_LOADADDR 0x80100000 /* loadaddr env var */ #define CONFIG_BOOTCOMMAND "bootm ${loadaddr} 0x80800000" /*Support LAN9217*/ #define CONFIG_SMC911X 1 #define CONFIG_SMC911X_16_BIT 1 #define CONFIG_SMC911X_BASE CS5_BASE_ADDR #define CONFIG_HAS_ETH1 #define CONFIG_NET_MULTI 1 #define CONFIG_ETHPRIME #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 /* * The MX31ADS 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 "MX35 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 1000 #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 #define PHYS_SDRAM_1_SIZE (128 * 1024 * 1024) #define iomem_valid_addr(addr, size) \ (addr >= PHYS_SDRAM_1 && addr <= (PHYS_SDRAM_1 + PHYS_SDRAM_1_SIZE)) /* * MMC Configs * */ #ifdef CONFIG_CMD_MMC #define CONFIG_MMC 1 #define CONFIG_GENERIC_MMC #define CONFIG_IMX_MMC #define CONFIG_SYS_FSL_ESDHC_NUM 2 #define CONFIG_SYS_FSL_ESDHC_ADDR 0 #define CONFIG_SYS_MMC_ENV_DEV 0 #define CONFIG_DOS_PARTITION 1 #define CONFIG_CMD_FAT 1 #endif #define CONFIG_DOS_PARTITION 1 #define CONFIG_CMD_FAT 1 /*----------------------------------------------------------------------- * FLASH and environment organization */ #define CONFIG_SYS_FLASH_BASE CS0_BASE_ADDR #define CONFIG_SYS_MAX_FLASH_BANKS 1 /* max number of memory banks */ #define CONFIG_SYS_MAX_FLASH_SECT 512 /* max number of sectors on one chip */ /* Monitor at beginning of flash */ #define CONFIG_SYS_MONITOR_BASE CONFIG_SYS_FLASH_BASE #define CONFIG_SYS_MONITOR_LEN (512 * 1024) /* Reserve 256KiB */ #define CONFIG_ENV_SECT_SIZE (128 * 1024) #define CONFIG_ENV_SIZE CONFIG_ENV_SECT_SIZE /* Address and size of Redundant Environment Sector */ #define CONFIG_ENV_OFFSET_REDUND (CONFIG_ENV_OFFSET + CONFIG_ENV_SIZE) #define CONFIG_ENV_SIZE_REDUND CONFIG_ENV_SIZE /* * S29WS256N NOR flash has 4 32KiB small sectors at the beginning and at the * end. The rest of 32MiB is in 128KiB big sectors. U-Boot occupies the low * 4 sectors, if we put environment next to it, we will have to occupy 128KiB * for it. Putting it at the top of flash we use only 32KiB. */ #define CONFIG_ENV_ADDR (CONFIG_SYS_MONITOR_BASE + CONFIG_ENV_SECT_SIZE) #if defined(CONFIG_CMD_MMC) #define CONFIG_ENV_IS_IN_MMC 1 #define CONFIG_ENV_OFFSET (768 * 1024) #elif defined(CONFIG_CMD_NAND) #define CONFIG_ENV_IS_IN_NAND 1 #define CONFIG_ENV_OFFSET 0x100000 #else #define CONFIG_ENV_IS_IN_FLASH 1 #endif /*----------------------------------------------------------------------- * CFI FLASH driver setup */ #define CONFIG_SYS_FLASH_CFI 1/* Flash memory is CFI compliant */ #define CONFIG_FLASH_CFI_DRIVER 1/* Use drivers/cfi_flash.c */ /* A non-standard buffered write algorithm */ #define CONFIG_FLASH_SPANSION_S29WS_N 1 #define CONFIG_SYS_FLASH_USE_BUFFER_WRITE 1/* Use buffered writes (~10x faster) */ #define CONFIG_SYS_FLASH_PROTECTION 1/* Use hardware sector protection */ /*----------------------------------------------------------------------- * NAND FLASH driver setup */ #define NAND_MAX_CHIPS 1 #define CONFIG_SYS_MAX_NAND_DEVICE 1 #define CONFIG_SYS_NAND_BASE 0x40000000 /* * JFFS2 partitions */ #undef CONFIG_JFFS2_CMDLINE #define CONFIG_JFFS2_DEV "nor0" #endif /* __CONFIG_H */