| /* |
| * (C) Copyright 2007-2008 |
| * Stelian Pop <stelian.pop@leadtechdesign.com> |
| * Lead Tech Design <www.leadtechdesign.com> |
| * |
| * Copyright (C) 2009 |
| * Albin Tonnerre, Free Electrons <albin.tonnerre@free-electrons.com> |
| * |
| * Configuation settings for the Calao TNY-A9260 and TNY-A9G20 boards |
| * |
| * 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 |
| |
| #define CONFIG_AT91_LEGACY |
| |
| #if defined(CONFIG_TNY_A9260_NANDFLASH) || defined(CONFIG_TNY_A9260_EEPROM) |
| #define CONFIG_TNY_A9260 |
| #elif defined(CONFIG_TNY_A9G20_NANDFLASH) || defined(CONFIG_TNY_A9G20_EEPROM) |
| #define CONFIG_TNY_A9G20 |
| #endif |
| |
| #ifdef CONFIG_TNY_A9260 |
| #define CONFIG_AT91SAM9260 |
| #else |
| #define CONFIG_AT91SAM9G20 |
| #endif |
| |
| #if defined(CONFIG_TNY_A9260_NANDFLASH) || defined(CONFIG_TNY_A9G20_NANDFLASH) |
| #define CONFIG_ENV_IS_IN_NAND |
| #else |
| #define CONFIG_ENV_IS_IN_EEPROM |
| #endif |
| |
| /* ARM asynchronous clock */ |
| #define CONFIG_SYS_AT91_MAIN_CLOCK 12000000 /* 12 MHz crystal */ |
| #define CONFIG_SYS_HZ 1000 |
| |
| #define CONFIG_ARM926EJS 1 /* This is an ARM926EJS Core */ |
| #define CONFIG_ARCH_CPU_INIT |
| #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 CONFIG_SKIP_LOWLEVEL_INIT |
| |
| /* |
| * Hardware drivers |
| */ |
| #define CONFIG_AT91_GPIO 1 |
| #define CONFIG_ATMEL_USART 1 |
| #undef CONFIG_USART0 |
| #undef CONFIG_USART1 |
| #undef CONFIG_USART2 |
| #define CONFIG_USART3 1 /* USART 3 is DBGU */ |
| |
| #define CONFIG_BOOTDELAY 3 |
| |
| /* |
| * Command line configuration. |
| */ |
| #include <config_cmd_default.h> |
| #undef CONFIG_CMD_BDI |
| #undef CONFIG_CMD_FPGA |
| #undef CONFIG_CMD_IMI |
| #undef CONFIG_CMD_IMLS |
| #undef CONFIG_CMD_LOADS |
| #undef CONFIG_CMD_NET |
| #undef CONFIG_CMD_SOURCE |
| #undef CONFIG_CMD_USB |
| |
| /* SDRAM */ |
| #define CONFIG_NR_DRAM_BANKS 1 |
| #define PHYS_SDRAM 0x20000000 |
| #define PHYS_SDRAM_SIZE 0x04000000 /* 64 megs */ |
| |
| /* SPI EEPROM */ |
| #define CONFIG_SPI |
| #define CONFIG_CMD_SPI |
| #define CONFIG_ATMEL_SPI |
| #define CONFIG_SYS_SPI_WRITE_TOUT (5 * CONFIG_SYS_HZ) |
| |
| #define CONFIG_CMD_EEPROM |
| #define CONFIG_SPI_M95XXX |
| #define CONFIG_SYS_EEPROM_SIZE 0x10000 |
| #define CONFIG_SYS_EEPROM_PAGE_WRITE_BITS 5 |
| |
| /* NAND flash */ |
| #define CONFIG_CMD_NAND |
| #define CONFIG_NAND_ATMEL |
| #define CONFIG_SYS_MAX_NAND_DEVICE 1 |
| #define CONFIG_SYS_NAND_BASE 0x40000000 |
| #define CONFIG_SYS_NAND_DBW_8 1 |
| /* our ALE is AD21 */ |
| #define CONFIG_SYS_NAND_MASK_ALE (1 << 21) |
| /* our CLE is AD22 */ |
| #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 |
| |
| /* NOR flash - no real flash on this board */ |
| #define CONFIG_SYS_NO_FLASH 1 |
| |
| #define CONFIG_DOS_PARTITION 1 |
| #define CONFIG_CMD_FAT 1 |
| |
| #define CONFIG_SYS_LOAD_ADDR 0x22000000 /* load address */ |
| |
| #define CONFIG_SYS_MEMTEST_START PHYS_SDRAM |
| #define CONFIG_SYS_MEMTEST_END 0x23e00000 |
| |
| /* Env in EEPROM, bootstrap + u-boot in NAND*/ |
| #ifdef CONFIG_ENV_IS_IN_EEPROM |
| #define CONFIG_ENV_OFFSET 0x20 |
| #define CONFIG_ENV_SIZE 0x1000 |
| #endif |
| |
| /* Env, bootstrap and u-boot in NAND */ |
| #ifdef CONFIG_ENV_IS_IN_NAND |
| #define CONFIG_ENV_OFFSET 0x60000 |
| #define CONFIG_ENV_OFFSET_REDUND 0x80000 |
| #define CONFIG_ENV_SIZE 0x20000 |
| #endif |
| |
| #define CONFIG_BOOTCOMMAND "nboot 0x21000000 0 400000" |
| #define CONFIG_BOOTARGS "console=ttyS0,115200 " \ |
| "root=/dev/mtdblock1 " \ |
| "mtdparts=atmel_nand:16M(kernel)ro," \ |
| "120M(rootfs),-(other) " \ |
| "rw rootfstype=jffs2" |
| |
| #define CONFIG_BAUDRATE 115200 |
| #define CONFIG_SYS_BAUDRATE_TABLE {115200 , 19200, 38400, 57600, 9600 } |
| |
| #define CONFIG_SYS_PROMPT "U-Boot> " |
| #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_LONGHELP 1 |
| #define CONFIG_CMDLINE_EDITING 1 |
| |
| /* |
| * Size of malloc() pool |
| */ |
| #define CONFIG_SYS_MALLOC_LEN ROUND(3 * CONFIG_ENV_SIZE + 128 * 1024, 0x1000) |
| |
| #define CONFIG_STACKSIZE (32 * 1024) /* regular stack */ |
| |
| #ifdef CONFIG_USE_IRQ |
| #error CONFIG_USE_IRQ not supported |
| #endif |
| |
| #endif |