| /* |
| * Copyright (C) 2009 David Brownell |
| * |
| * 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> |
| |
| /* Spectrum Digital TMS320DM355 EVM board */ |
| #define DAVINCI_DM355EVM |
| |
| #define CONFIG_SKIP_LOWLEVEL_INIT /* U-Boot is a 3rd stage loader */ |
| #define CONFIG_SKIP_RELOCATE_UBOOT |
| #define CONFIG_SYS_NO_FLASH /* that is, no *NOR* flash */ |
| #define CONFIG_SYS_CONSOLE_INFO_QUIET |
| #define CONFIG_DISPLAY_CPUINFO |
| |
| /* SoC Configuration */ |
| #define CONFIG_ARM926EJS /* arm926ejs CPU */ |
| #define CONFIG_SYS_TIMERBASE 0x01c21400 /* use timer 0 */ |
| #define CONFIG_SYS_HZ_CLOCK 24000000 /* timer0 freq */ |
| #define CONFIG_SYS_HZ 1000 |
| #define CONFIG_SOC_DM355 |
| |
| /* Memory Info */ |
| #define CONFIG_NR_DRAM_BANKS 1 |
| #define PHYS_SDRAM_1 0x80000000 |
| #define PHYS_SDRAM_1_SIZE SZ_128M |
| |
| /* Serial Driver info: UART0 for console */ |
| #define CONFIG_SYS_NS16550 |
| #define CONFIG_SYS_NS16550_SERIAL |
| #define CONFIG_SYS_NS16550_REG_SIZE -4 |
| #define CONFIG_SYS_NS16550_COM1 0x01c20000 |
| #define CONFIG_SYS_NS16550_CLK CONFIG_SYS_HZ_CLOCK |
| #define CONFIG_SYS_BAUDRATE_TABLE { 9600, 19200, 38400, 57600, 115200 } |
| #define CONFIG_CONS_INDEX 1 |
| #define CONFIG_BAUDRATE 115200 |
| |
| /* Ethernet: external DM9000 */ |
| #define CONFIG_DRIVER_DM9000 1 |
| #define CONFIG_DM9000_BASE 0x04014000 |
| #define DM9000_IO CONFIG_DM9000_BASE |
| #define DM9000_DATA (CONFIG_DM9000_BASE + 2) |
| |
| /* I2C */ |
| #define CONFIG_HARD_I2C |
| #define CONFIG_DRIVER_DAVINCI_I2C |
| #define CONFIG_SYS_I2C_SPEED 400000 |
| #define CONFIG_SYS_I2C_SLAVE 0x10 /* SMBus host address */ |
| |
| /* NAND: socketed, two chipselects, normally 2 GBytes */ |
| /* NYET -- #define CONFIG_NAND_DAVINCI */ |
| #define CONFIG_SYS_NAND_HW_ECC |
| #define CONFIG_SYS_NAND_USE_FLASH_BBT |
| |
| #define CONFIG_SYS_NAND_LARGEPAGE |
| #define CONFIG_SYS_NAND_BASE_LIST { 0x02000000, } |
| /* socket has two chipselects, nCE0 gated by address BIT(14) */ |
| #define CONFIG_SYS_MAX_NAND_DEVICE 1 |
| #define CONFIG_SYS_NAND_MAX_CHIPS 2 |
| |
| /* USB: OTG connector */ |
| /* NYET -- #define CONFIG_USB_DAVINCI */ |
| |
| /* U-Boot command configuration */ |
| #include <config_cmd_default.h> |
| |
| #undef CONFIG_CMD_BDI |
| #undef CONFIG_CMD_FLASH |
| #undef CONFIG_CMD_FPGA |
| #undef CONFIG_CMD_SETGETDCR |
| |
| #define CONFIG_CMD_ASKENV |
| #define CONFIG_CMD_DHCP |
| #define CONFIG_CMD_I2C |
| #define CONFIG_CMD_PING |
| #define CONFIG_CMD_SAVES |
| |
| #ifdef CONFIG_NAND_DAVINCI |
| #define CONFIG_CMD_MTDPARTS |
| #define CONFIG_MTD_PARTITIONS |
| #define CONFIG_CMD_NAND |
| #define CONFIG_CMD_UBI |
| #define CONFIG_RBTREE |
| #endif |
| |
| /* TEMPORARY -- no safe place to save env, yet */ |
| #define CONFIG_ENV_IS_NOWHERE |
| #undef CONFIG_CMD_SAVEENV |
| |
| #ifdef CONFIG_USB_DAVINCI |
| #define CONFIG_MUSB_HCD |
| #define CONFIG_CMD_USB |
| #define CONFIG_USB_STORAGE |
| #else |
| #undef CONFIG_MUSB_HCD |
| #undef CONFIG_CMD_USB |
| #undef CONFIG_USB_STORAGE |
| #endif |
| |
| #define CONFIG_CRC32_VERIFY |
| #define CONFIG_MX_CYCLIC |
| |
| /* U-Boot general configuration */ |
| #undef CONFIG_USE_IRQ /* No IRQ/FIQ in U-Boot */ |
| #define CONFIG_BOOTFILE "uImage" /* Boot file name */ |
| #define CONFIG_SYS_PROMPT "DM355 EVM # " /* Monitor Command Prompt */ |
| #define CONFIG_SYS_CBSIZE 1024 /* Console I/O Buffer Size */ |
| #define CONFIG_SYS_PBSIZE /* Print buffer size */ \ |
| (CONFIG_SYS_CBSIZE + sizeof(CONFIG_SYS_PROMPT) + 16) |
| #define CONFIG_SYS_MAXARGS 16 /* max number of command args */ |
| #define CONFIG_SYS_HUSH_PARSER |
| #define CONFIG_SYS_PROMPT_HUSH_PS2 "> " |
| #define CONFIG_SYS_LONGHELP |
| |
| #define CONFIG_ENV_SIZE SZ_16K |
| |
| /* NYET -- #define CONFIG_BOOTDELAY 5 */ |
| #define CONFIG_BOOTCOMMAND \ |
| "dhcp;bootm" |
| #define CONFIG_BOOTARGS \ |
| "console=ttyS0,115200n8 " \ |
| "root=/dev/mmcblk0p1 rootwait rootfstype=ext3 ro" |
| |
| #define CONFIG_CMDLINE_EDITING |
| #define CONFIG_VERSION_VARIABLE |
| #define CONFIG_TIMESTAMP |
| |
| #define CONFIG_NET_RETRY_COUNT 10 |
| |
| /* U-Boot memory configuration */ |
| #define CONFIG_STACKSIZE SZ_256K /* regular stack */ |
| #define CONFIG_SYS_MALLOC_LEN SZ_512K /* malloc() arena */ |
| #define CONFIG_SYS_GBL_DATA_SIZE 128 /* for initial data */ |
| #define CONFIG_SYS_MEMTEST_START 0x87000000 /* physical address */ |
| #define CONFIG_SYS_MEMTEST_END 0x88000000 /* test 16MB RAM */ |
| |
| /* Linux interfacing */ |
| #define CONFIG_CMDLINE_TAG |
| #define CONFIG_SETUP_MEMORY_TAGS |
| #define CONFIG_SYS_BARGSIZE 1024 /* bootarg Size */ |
| #define CONFIG_SYS_LOAD_ADDR 0x80700000 /* kernel address */ |
| |
| |
| /* NAND configuration ... socketed with two chipselects. It normally comes |
| * with a 2GByte SLC part with 2KB pages (and 128KB erase blocks); other |
| * 2GByte parts may have 4KB pages, 256KB erase blocks, and use MLC. (MLC |
| * pretty much demands the 4-bit ECC support.) You can of course swap in |
| * other parts, including small page ones. |
| * |
| * This presents a single read-only partition for all bootloader stuff. |
| * UBL (1+ block), U-Boot (256KB+), U-Boot environment (one block), and |
| * some extra space to help cope with bad blocks in that data. Linux |
| * shouldn't care about its detailed layout, and will probably want to use |
| * UBI/UBFS for the rest (except maybe on smallpage chips). It's easy to |
| * override this default partitioning using MTDPARTS and cmdlinepart. |
| */ |
| #define MTDIDS_DEFAULT "nand0=davinci_nand.0" |
| |
| #ifdef CONFIG_SYS_NAND_LARGEPAGE |
| /* Use same layout for 128K/256K blocks; allow some bad blocks */ |
| #define PART_BOOT "2m(bootloader)ro," |
| #else |
| /* Assume 16K erase blocks; allow a few bad ones. */ |
| #define PART_BOOT "512k(bootloader)ro," |
| #endif |
| |
| #define PART_KERNEL "4m(kernel)," /* kernel + initramfs */ |
| #define PART_REST "-(filesystem)" |
| |
| #define MTDPARTS_DEFAULT \ |
| "mtdparts=davinci_nand.0:" PART_BOOT PART_KERNEL PART_REST |
| |
| #endif /* __CONFIG_H */ |