1 /* 2 * (C) Copyright 2007-2008 3 * Stelian Pop <stelian@popies.net> 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 45 #define CONFIG_CMDLINE_TAG 1 /* enable passing of ATAGs */ 46 #define CONFIG_SETUP_MEMORY_TAGS 1 47 #define CONFIG_INITRD_TAG 1 48 49 #define CONFIG_DISPLAY_CPUINFO 50 51 #define CONFIG_CMD_BOOTZ 52 #define CONFIG_OF_LIBFDT 53 54 #define CONFIG_ATMEL_LEGACY 55 #define CONFIG_AT91_GPIO 1 56 #define CONFIG_AT91_GPIO_PULLUP 1 57 58 /* 59 * Hardware drivers 60 */ 61 62 /* serial console */ 63 #define CONFIG_ATMEL_USART 64 #define CONFIG_USART_BASE ATMEL_BASE_DBGU 65 #define CONFIG_USART_ID ATMEL_ID_SYS 66 #define CONFIG_BAUDRATE 115200 67 68 /* LCD */ 69 #define CONFIG_LCD 1 70 #define LCD_BPP LCD_COLOR8 71 #define CONFIG_LCD_LOGO 1 72 #undef LCD_TEST_PATTERN 73 #define CONFIG_LCD_INFO 1 74 #define CONFIG_LCD_INFO_BELOW_LOGO 1 75 #define CONFIG_SYS_WHITE_ON_BLACK 1 76 #define CONFIG_ATMEL_LCD 1 77 #define CONFIG_ATMEL_LCD_RGB565 1 78 /* Let board_init_f handle the framebuffer allocation */ 79 #undef CONFIG_FB_ADDR 80 #define CONFIG_SYS_CONSOLE_IS_IN_ENV 1 81 82 83 /* LED */ 84 #define CONFIG_AT91_LED 85 #define CONFIG_RED_LED AT91_PIN_PD14 /* this is the power led */ 86 #define CONFIG_GREEN_LED AT91_PIN_PD15 /* this is the user1 led */ 87 #define CONFIG_YELLOW_LED AT91_PIN_PD16 /* this is the user2 led */ 88 89 #define CONFIG_BOOTDELAY 3 90 91 /* 92 * Command line configuration. 93 */ 94 #include <config_cmd_default.h> 95 #undef CONFIG_CMD_BDI 96 #undef CONFIG_CMD_FPGA 97 #undef CONFIG_CMD_IMI 98 #undef CONFIG_CMD_IMLS 99 #undef CONFIG_CMD_LOADS 100 #undef CONFIG_CMD_NET 101 #undef CONFIG_CMD_NFS 102 #undef CONFIG_CMD_SOURCE 103 #undef CONFIG_CMD_USB 104 105 #define CONFIG_CMD_NAND 1 106 107 /* SDRAM */ 108 #define CONFIG_NR_DRAM_BANKS 1 109 #define CONFIG_SYS_SDRAM_BASE ATMEL_BASE_CS1 110 #define CONFIG_SYS_SDRAM_SIZE 0x04000000 111 112 #define CONFIG_SYS_INIT_SP_ADDR \ 113 (ATMEL_BASE_SRAM + 0x1000 - GENERATED_GBL_DATA_SIZE) 114 115 /* DataFlash */ 116 #define CONFIG_ATMEL_DATAFLASH_SPI 117 #define CONFIG_HAS_DATAFLASH 1 118 #define CONFIG_SYS_SPI_WRITE_TOUT (5*CONFIG_SYS_HZ) 119 #define CONFIG_SYS_MAX_DATAFLASH_BANKS 1 120 #define CONFIG_SYS_DATAFLASH_LOGIC_ADDR_CS0 0xC0000000 /* CS0 */ 121 #define AT91_SPI_CLK 15000000 122 #define DATAFLASH_TCSS (0x1a << 16) 123 #define DATAFLASH_TCHS (0x1 << 24) 124 125 /* NOR flash - not present */ 126 #define CONFIG_SYS_NO_FLASH 1 127 128 /* NAND flash */ 129 #ifdef CONFIG_CMD_NAND 130 #define CONFIG_NAND_ATMEL 131 #define CONFIG_SYS_MAX_NAND_DEVICE 1 132 #define CONFIG_SYS_NAND_BASE ATMEL_BASE_CS3 133 #define CONFIG_SYS_NAND_DBW_8 1 134 /* our ALE is AD21 */ 135 #define CONFIG_SYS_NAND_MASK_ALE (1 << 21) 136 /* our CLE is AD22 */ 137 #define CONFIG_SYS_NAND_MASK_CLE (1 << 22) 138 #define CONFIG_SYS_NAND_ENABLE_PIN AT91_PIN_PB6 139 #define CONFIG_SYS_NAND_READY_PIN AT91_PIN_PD17 140 141 #endif 142 143 /* Ethernet - not present */ 144 145 /* USB - not supported */ 146 147 #define CONFIG_SYS_LOAD_ADDR 0x22000000 /* load address */ 148 149 #define CONFIG_SYS_MEMTEST_START CONFIG_SYS_SDRAM_BASE 150 #define CONFIG_SYS_MEMTEST_END 0x23e00000 151 152 #ifdef CONFIG_SYS_USE_DATAFLASH 153 154 /* bootstrap + u-boot + env + linux in dataflash on CS0 */ 155 #define CONFIG_ENV_IS_IN_DATAFLASH 1 156 #define CONFIG_SYS_MONITOR_BASE (CONFIG_SYS_DATAFLASH_LOGIC_ADDR_CS0 + 0x8400) 157 #define CONFIG_ENV_OFFSET 0x4200 158 #define CONFIG_ENV_ADDR (CONFIG_SYS_DATAFLASH_LOGIC_ADDR_CS0 + CONFIG_ENV_OFFSET) 159 #define CONFIG_ENV_SIZE 0x4200 160 #define CONFIG_BOOTCOMMAND "cp.b 0xC0084000 0x22000000 0x210000; bootm" 161 #define CONFIG_BOOTARGS "console=ttyS0,115200 " \ 162 "root=/dev/mtdblock0 " \ 163 "mtdparts=atmel_nand:-(root) "\ 164 "rw rootfstype=jffs2" 165 166 #else /* CONFIG_SYS_USE_NANDFLASH */ 167 168 /* bootstrap + u-boot + env + linux in nandflash */ 169 #define CONFIG_ENV_IS_IN_NAND 1 170 #define CONFIG_ENV_OFFSET 0x60000 171 #define CONFIG_ENV_OFFSET_REDUND 0x80000 172 #define CONFIG_ENV_SIZE 0x20000 /* 1 sector = 128 kB */ 173 #define CONFIG_BOOTCOMMAND "nand read 0x22000000 0xA0000 0x200000; bootm" 174 #define CONFIG_BOOTARGS "console=ttyS0,115200 " \ 175 "root=/dev/mtdblock5 " \ 176 "mtdparts=atmel_nand:128k(bootstrap)ro,256k(uboot)ro,128k(env1)ro,128k(env2)ro,2M(linux),-(root) " \ 177 "rw rootfstype=jffs2" 178 179 #endif 180 181 #define CONFIG_SYS_PROMPT "U-Boot> " 182 #define CONFIG_SYS_CBSIZE 256 183 #define CONFIG_SYS_MAXARGS 16 184 #define CONFIG_SYS_PBSIZE (CONFIG_SYS_CBSIZE + sizeof(CONFIG_SYS_PROMPT) + 16) 185 #define CONFIG_SYS_LONGHELP 1 186 #define CONFIG_CMDLINE_EDITING 1 187 #define CONFIG_AUTO_COMPLETE 188 189 /* 190 * Size of malloc() pool 191 */ 192 #define CONFIG_SYS_MALLOC_LEN ROUND(3 * CONFIG_ENV_SIZE + 128*1024, 0x1000) 193 194 #endif 195