1 /* 2 * (C) Copyright 2007-2008 3 * Stelian Pop <stelian.pop@leadtechdesign.com> 4 * Lead Tech Design <www.leadtechdesign.com> 5 * 6 * Configuation settings for the AT91SAM9RLEK board. 7 * 8 * See file CREDITS for list of people who contributed to this 9 * project. 10 * 11 * This program is free software; you can redistribute it and/or 12 * modify it under the terms of the GNU General Public License as 13 * published by the Free Software Foundation; either version 2 of 14 * the License, or (at your option) any later version. 15 * 16 * This program is distributed in the hope that it will be useful, 17 * but WITHOUT ANY WARRANTY; without even the implied warranty of 18 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the 19 * GNU General Public License for more details. 20 * 21 * You should have received a copy of the GNU General Public License 22 * along with this program; if not, write to the Free Software 23 * Foundation, Inc., 59 Temple Place, Suite 330, Boston, 24 * MA 02111-1307 USA 25 */ 26 27 #ifndef __CONFIG_H 28 #define __CONFIG_H 29 30 #include <asm/hardware.h> 31 32 #define CONFIG_SYS_TEXT_BASE 0x21F00000 33 34 /* ARM asynchronous clock */ 35 #define CONFIG_SYS_AT91_SLOW_CLOCK 32768 /* slow clock xtal */ 36 #define CONFIG_SYS_AT91_MAIN_CLOCK 12000000 /* main clock xtal */ 37 #define CONFIG_SYS_HZ 1000 38 39 #define CONFIG_AT91SAM9RLEK 1 /* It's an AT91SAM9RLEK Board */ 40 41 #define CONFIG_ARCH_CPU_INIT 42 #define CONFIG_SKIP_LOWLEVEL_INIT 43 #define CONFIG_BOARD_EARLY_INIT_F 44 #undef CONFIG_USE_IRQ /* we don't need IRQ/FIQ stuff */ 45 46 #define CONFIG_CMDLINE_TAG 1 /* enable passing of ATAGs */ 47 #define CONFIG_SETUP_MEMORY_TAGS 1 48 #define CONFIG_INITRD_TAG 1 49 50 #define CONFIG_DISPLAY_CPUINFO 51 52 #define CONFIG_ATMEL_LEGACY 53 #define CONFIG_AT91_GPIO 1 54 #define CONFIG_AT91_GPIO_PULLUP 1 55 56 /* 57 * Hardware drivers 58 */ 59 60 /* serial console */ 61 #define CONFIG_ATMEL_USART 62 #define CONFIG_USART_BASE ATMEL_BASE_DBGU 63 #define CONFIG_USART_ID ATMEL_ID_SYS 64 #define CONFIG_BAUDRATE 115200 65 #define CONFIG_SYS_BAUDRATE_TABLE {115200, 19200, 38400, 57600, 9600} 66 67 /* LCD */ 68 #define CONFIG_LCD 1 69 #define LCD_BPP LCD_COLOR8 70 #define CONFIG_LCD_LOGO 1 71 #undef LCD_TEST_PATTERN 72 #define CONFIG_LCD_INFO 1 73 #define CONFIG_LCD_INFO_BELOW_LOGO 1 74 #define CONFIG_SYS_WHITE_ON_BLACK 1 75 #define CONFIG_ATMEL_LCD 1 76 #define CONFIG_ATMEL_LCD_RGB565 1 77 /* Let board_init_f handle the framebuffer allocation */ 78 #undef CONFIG_FB_ADDR 79 #define CONFIG_SYS_CONSOLE_IS_IN_ENV 1 80 81 82 /* LED */ 83 #define CONFIG_AT91_LED 84 #define CONFIG_RED_LED AT91_PIN_PD14 /* this is the power led */ 85 #define CONFIG_GREEN_LED AT91_PIN_PD15 /* this is the user1 led */ 86 #define CONFIG_YELLOW_LED AT91_PIN_PD16 /* this is the user2 led */ 87 88 #define CONFIG_BOOTDELAY 3 89 90 /* 91 * Command line configuration. 92 */ 93 #include <config_cmd_default.h> 94 #undef CONFIG_CMD_BDI 95 #undef CONFIG_CMD_FPGA 96 #undef CONFIG_CMD_IMI 97 #undef CONFIG_CMD_IMLS 98 #undef CONFIG_CMD_LOADS 99 #undef CONFIG_CMD_NET 100 #undef CONFIG_CMD_NFS 101 #undef CONFIG_CMD_SOURCE 102 #undef CONFIG_CMD_USB 103 104 #define CONFIG_CMD_NAND 1 105 106 /* SDRAM */ 107 #define CONFIG_NR_DRAM_BANKS 1 108 #define CONFIG_SYS_SDRAM_BASE ATMEL_BASE_CS1 109 #define CONFIG_SYS_SDRAM_SIZE 0x04000000 110 111 #define CONFIG_SYS_INIT_SP_ADDR \ 112 (ATMEL_BASE_SRAM + 0x1000 - GENERATED_GBL_DATA_SIZE) 113 114 /* DataFlash */ 115 #define CONFIG_ATMEL_DATAFLASH_SPI 116 #define CONFIG_HAS_DATAFLASH 1 117 #define CONFIG_SYS_SPI_WRITE_TOUT (5*CONFIG_SYS_HZ) 118 #define CONFIG_SYS_MAX_DATAFLASH_BANKS 1 119 #define CONFIG_SYS_DATAFLASH_LOGIC_ADDR_CS0 0xC0000000 /* CS0 */ 120 #define AT91_SPI_CLK 15000000 121 #define DATAFLASH_TCSS (0x1a << 16) 122 #define DATAFLASH_TCHS (0x1 << 24) 123 124 /* NOR flash - not present */ 125 #define CONFIG_SYS_NO_FLASH 1 126 127 /* NAND flash */ 128 #ifdef CONFIG_CMD_NAND 129 #define CONFIG_NAND_ATMEL 130 #define CONFIG_SYS_MAX_NAND_DEVICE 1 131 #define CONFIG_SYS_NAND_BASE ATMEL_BASE_CS3 132 #define CONFIG_SYS_NAND_DBW_8 1 133 /* our ALE is AD21 */ 134 #define CONFIG_SYS_NAND_MASK_ALE (1 << 21) 135 /* our CLE is AD22 */ 136 #define CONFIG_SYS_NAND_MASK_CLE (1 << 22) 137 #define CONFIG_SYS_NAND_ENABLE_PIN AT91_PIN_PB6 138 #define CONFIG_SYS_NAND_READY_PIN AT91_PIN_PD17 139 140 #endif 141 142 /* Ethernet - not present */ 143 144 /* USB - not supported */ 145 146 #define CONFIG_SYS_LOAD_ADDR 0x22000000 /* load address */ 147 148 #define CONFIG_SYS_MEMTEST_START CONFIG_SYS_SDRAM_BASE 149 #define CONFIG_SYS_MEMTEST_END 0x23e00000 150 151 #ifdef CONFIG_SYS_USE_DATAFLASH 152 153 /* bootstrap + u-boot + env + linux in dataflash on CS0 */ 154 #define CONFIG_ENV_IS_IN_DATAFLASH 1 155 #define CONFIG_SYS_MONITOR_BASE (CONFIG_SYS_DATAFLASH_LOGIC_ADDR_CS0 + 0x8400) 156 #define CONFIG_ENV_OFFSET 0x4200 157 #define CONFIG_ENV_ADDR (CONFIG_SYS_DATAFLASH_LOGIC_ADDR_CS0 + CONFIG_ENV_OFFSET) 158 #define CONFIG_ENV_SIZE 0x4200 159 #define CONFIG_BOOTCOMMAND "cp.b 0xC0042000 0x22000000 0x210000; bootm" 160 #define CONFIG_BOOTARGS "console=ttyS0,115200 " \ 161 "root=/dev/mtdblock0 " \ 162 "mtdparts=atmel_nand:-(root) "\ 163 "rw rootfstype=jffs2" 164 165 #else /* CONFIG_SYS_USE_NANDFLASH */ 166 167 /* bootstrap + u-boot + env + linux in nandflash */ 168 #define CONFIG_ENV_IS_IN_NAND 1 169 #define CONFIG_ENV_OFFSET 0x60000 170 #define CONFIG_ENV_OFFSET_REDUND 0x80000 171 #define CONFIG_ENV_SIZE 0x20000 /* 1 sector = 128 kB */ 172 #define CONFIG_BOOTCOMMAND "nand read 0x22000000 0xA0000 0x200000; bootm" 173 #define CONFIG_BOOTARGS "console=ttyS0,115200 " \ 174 "root=/dev/mtdblock5 " \ 175 "mtdparts=atmel_nand:128k(bootstrap)ro,256k(uboot)ro,128k(env1)ro,128k(env2)ro,2M(linux),-(root) " \ 176 "rw rootfstype=jffs2" 177 178 #endif 179 180 #define CONFIG_SYS_PROMPT "U-Boot> " 181 #define CONFIG_SYS_CBSIZE 256 182 #define CONFIG_SYS_MAXARGS 16 183 #define CONFIG_SYS_PBSIZE (CONFIG_SYS_CBSIZE + sizeof(CONFIG_SYS_PROMPT) + 16) 184 #define CONFIG_SYS_LONGHELP 1 185 #define CONFIG_CMDLINE_EDITING 1 186 187 /* 188 * Size of malloc() pool 189 */ 190 #define CONFIG_SYS_MALLOC_LEN ROUND(3 * CONFIG_ENV_SIZE + 128*1024, 0x1000) 191 192 #define CONFIG_STACKSIZE (32*1024) /* regular stack */ 193 194 #undef CONFIG_USE_IRQ 195 196 #endif 197