/* * (C) Copyright 2007-2008 * Stelian Pop <stelian.pop@leadtechdesign.com> * Lead Tech Design <www.leadtechdesign.com> * * Configuation settings for the AT91SAM9RLEK board. * * 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 /* ARM asynchronous clock */ #define AT91_MAIN_CLOCK 12000000 /* 12 MHz crystal */ #define CONFIG_SYS_HZ 1000 #define CONFIG_ARM926EJS 1 /* This is an ARM926EJS Core */ #define CONFIG_AT91SAM9RL 1 /* It's an Atmel AT91SAM9RL SoC*/ #define CONFIG_AT91SAM9RLEK 1 /* on an AT91SAM9RLEK Board */ #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 #define CONFIG_SKIP_RELOCATE_UBOOT /* * Hardware drivers */ #define CONFIG_ATMEL_USART 1 #undef CONFIG_USART0 #undef CONFIG_USART1 #undef CONFIG_USART2 #define CONFIG_USART3 1 /* USART 3 is DBGU */ /* LCD */ #define CONFIG_LCD 1 #define LCD_BPP LCD_COLOR8 #define CONFIG_LCD_LOGO 1 #undef LCD_TEST_PATTERN #define CONFIG_LCD_INFO 1 #define CONFIG_LCD_INFO_BELOW_LOGO 1 #define CONFIG_SYS_WHITE_ON_BLACK 1 #define CONFIG_ATMEL_LCD 1 #define CONFIG_ATMEL_LCD_RGB565 1 #define CONFIG_SYS_CONSOLE_IS_IN_ENV 1 /* LED */ #define CONFIG_AT91_LED #define CONFIG_RED_LED AT91_PIN_PD14 /* this is the power led */ #define CONFIG_GREEN_LED AT91_PIN_PD15 /* this is the user1 led */ #define CONFIG_YELLOW_LED AT91_PIN_PD16 /* this is the user2 led */ #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 #define CONFIG_CMD_NAND 1 /* SDRAM */ #define CONFIG_NR_DRAM_BANKS 1 #define PHYS_SDRAM 0x20000000 #define PHYS_SDRAM_SIZE 0x04000000 /* 64 megs */ /* DataFlash */ #define CONFIG_ATMEL_DATAFLASH_SPI #define CONFIG_HAS_DATAFLASH 1 #define CONFIG_SYS_SPI_WRITE_TOUT (5*CONFIG_SYS_HZ) #define CONFIG_SYS_MAX_DATAFLASH_BANKS 1 #define CONFIG_SYS_DATAFLASH_LOGIC_ADDR_CS0 0xC0000000 /* CS0 */ #define AT91_SPI_CLK 15000000 #define DATAFLASH_TCSS (0x1a << 16) #define DATAFLASH_TCHS (0x1 << 24) /* NOR flash - not present */ #define CONFIG_SYS_NO_FLASH 1 /* NAND flash */ #ifdef 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_PB6 #define CONFIG_SYS_NAND_READY_PIN AT91_PIN_PD17 #define CONFIG_SYS_64BIT_VSPRINTF /* needed for nand_util.c */ #endif /* Ethernet - not present */ /* USB - not supported */ #define CONFIG_SYS_LOAD_ADDR 0x22000000 /* load address */ #define CONFIG_SYS_MEMTEST_START PHYS_SDRAM #define CONFIG_SYS_MEMTEST_END 0x23e00000 #ifdef CONFIG_SYS_USE_DATAFLASH /* bootstrap + u-boot + env + linux in dataflash on CS0 */ #define CONFIG_ENV_IS_IN_DATAFLASH 1 #define CONFIG_SYS_MONITOR_BASE (CONFIG_SYS_DATAFLASH_LOGIC_ADDR_CS0 + 0x8400) #define CONFIG_ENV_OFFSET 0x4200 #define CONFIG_ENV_ADDR (CONFIG_SYS_DATAFLASH_LOGIC_ADDR_CS0 + CONFIG_ENV_OFFSET) #define CONFIG_ENV_SIZE 0x4200 #define CONFIG_BOOTCOMMAND "cp.b 0xC0042000 0x22000000 0x210000; bootm" #define CONFIG_BOOTARGS "console=ttyS0,115200 " \ "root=/dev/mtdblock0 " \ "mtdparts=atmel_nand:-(root) "\ "rw rootfstype=jffs2" #else /* CONFIG_SYS_USE_NANDFLASH */ /* bootstrap + u-boot + env + linux in nandflash */ #define CONFIG_ENV_IS_IN_NAND 1 #define CONFIG_ENV_OFFSET 0x60000 #define CONFIG_ENV_OFFSET_REDUND 0x80000 #define CONFIG_ENV_SIZE 0x20000 /* 1 sector = 128 kB */ #define CONFIG_BOOTCOMMAND "nand read 0x22000000 0xA0000 0x200000; bootm" #define CONFIG_BOOTARGS "console=ttyS0,115200 " \ "root=/dev/mtdblock5 " \ "mtdparts=atmel_nand:128k(bootstrap)ro,256k(uboot)ro,128k(env1)ro,128k(env2)ro,2M(linux),-(root) " \ "rw rootfstype=jffs2" #endif #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_SYS_GBL_DATA_SIZE 128 /* 128 bytes for initial data */ #define CONFIG_STACKSIZE (32*1024) /* regular stack */ #ifdef CONFIG_USE_IRQ #error CONFIG_USE_IRQ not supported #endif #endif