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 AT91SAM9261EK 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 /* ARM asynchronous clock */ 31 #define AT91_CPU_NAME "AT91SAM9261" 32 #define AT91_MAIN_CLOCK 18432000 /* 18.432 MHz crystal */ 33 #define AT91_MASTER_CLOCK 100000000 /* peripheral */ 34 #define AT91_CPU_CLOCK 200000000 /* cpu */ 35 #define CONFIG_SYS_HZ 1000000 /* 1us resolution */ 36 37 #define AT91_SLOW_CLOCK 32768 /* slow clock */ 38 39 #define CONFIG_ARM926EJS 1 /* This is an ARM926EJS Core */ 40 #define CONFIG_AT91SAM9261 1 /* It's an Atmel AT91SAM9261 SoC*/ 41 #define CONFIG_AT91SAM9261EK 1 /* on an AT91SAM9261EK Board */ 42 #undef CONFIG_USE_IRQ /* we don't need IRQ/FIQ stuff */ 43 44 #define CONFIG_CMDLINE_TAG 1 /* enable passing of ATAGs */ 45 #define CONFIG_SETUP_MEMORY_TAGS 1 46 #define CONFIG_INITRD_TAG 1 47 48 #define CONFIG_SKIP_LOWLEVEL_INIT 49 #define CONFIG_SKIP_RELOCATE_UBOOT 50 51 /* 52 * Hardware drivers 53 */ 54 #define CONFIG_ATMEL_USART 1 55 #undef CONFIG_USART0 56 #undef CONFIG_USART1 57 #undef CONFIG_USART2 58 #define CONFIG_USART3 1 /* USART 3 is DBGU */ 59 60 /* LCD */ 61 #define CONFIG_LCD 1 62 #define LCD_BPP LCD_COLOR8 63 #define CONFIG_LCD_LOGO 1 64 #undef LCD_TEST_PATTERN 65 #define CONFIG_LCD_INFO 1 66 #define CONFIG_LCD_INFO_BELOW_LOGO 1 67 #define CONFIG_SYS_WHITE_ON_BLACK 1 68 #define CONFIG_ATMEL_LCD 1 69 #define CONFIG_ATMEL_LCD_BGR555 1 70 #define CONFIG_SYS_CONSOLE_IS_IN_ENV 1 71 72 #define CONFIG_BOOTDELAY 3 73 74 /* 75 * BOOTP options 76 */ 77 #define CONFIG_BOOTP_BOOTFILESIZE 1 78 #define CONFIG_BOOTP_BOOTPATH 1 79 #define CONFIG_BOOTP_GATEWAY 1 80 #define CONFIG_BOOTP_HOSTNAME 1 81 82 /* 83 * Command line configuration. 84 */ 85 #include <config_cmd_default.h> 86 #undef CONFIG_CMD_BDI 87 #undef CONFIG_CMD_IMI 88 #undef CONFIG_CMD_AUTOSCRIPT 89 #undef CONFIG_CMD_FPGA 90 #undef CONFIG_CMD_LOADS 91 #undef CONFIG_CMD_IMLS 92 93 #define CONFIG_CMD_PING 1 94 #define CONFIG_CMD_DHCP 1 95 #define CONFIG_CMD_NAND 1 96 #define CONFIG_CMD_USB 1 97 98 /* SDRAM */ 99 #define CONFIG_NR_DRAM_BANKS 1 100 #define PHYS_SDRAM 0x20000000 101 #define PHYS_SDRAM_SIZE 0x04000000 /* 64 megs */ 102 103 /* DataFlash */ 104 #define CONFIG_HAS_DATAFLASH 1 105 #define CONFIG_SYS_SPI_WRITE_TOUT (5*CONFIG_SYS_HZ) 106 #define CONFIG_SYS_MAX_DATAFLASH_BANKS 2 107 #define CONFIG_SYS_DATAFLASH_LOGIC_ADDR_CS0 0xC0000000 /* CS0 */ 108 #define CONFIG_SYS_DATAFLASH_LOGIC_ADDR_CS3 0xD0000000 /* CS3 */ 109 #define AT91_SPI_CLK 15000000 110 #define DATAFLASH_TCSS (0x1a << 16) 111 #define DATAFLASH_TCHS (0x1 << 24) 112 113 /* NAND flash */ 114 #define NAND_MAX_CHIPS 1 115 #define CONFIG_SYS_MAX_NAND_DEVICE 1 116 #define CONFIG_SYS_NAND_BASE 0x40000000 117 #define CONFIG_SYS_NAND_DBW_8 1 118 119 /* NOR flash - no real flash on this board */ 120 #define CONFIG_SYS_NO_FLASH 1 121 122 /* Ethernet */ 123 #define CONFIG_DRIVER_DM9000 1 124 #define CONFIG_DM9000_BASE 0x30000000 125 #define DM9000_IO CONFIG_DM9000_BASE 126 #define DM9000_DATA (CONFIG_DM9000_BASE + 4) 127 #define CONFIG_DM9000_USE_16BIT 1 128 #define CONFIG_NET_RETRY_COUNT 20 129 #define CONFIG_RESET_PHY_R 1 130 131 /* USB */ 132 #define CONFIG_USB_OHCI_NEW 1 133 #define LITTLEENDIAN 1 134 #define CONFIG_DOS_PARTITION 1 135 #define CONFIG_SYS_USB_OHCI_CPU_INIT 1 136 #define CONFIG_SYS_USB_OHCI_REGS_BASE 0x00500000 /* AT91SAM9261_UHP_BASE */ 137 #define CONFIG_SYS_USB_OHCI_SLOT_NAME "at91sam9261" 138 #define CONFIG_SYS_USB_OHCI_MAX_ROOT_PORTS 2 139 #define CONFIG_USB_STORAGE 1 140 #define CONFIG_CMD_FAT 1 141 142 #define CONFIG_SYS_LOAD_ADDR 0x22000000 /* load address */ 143 144 #define CONFIG_SYS_MEMTEST_START PHYS_SDRAM 145 #define CONFIG_SYS_MEMTEST_END 0x23e00000 146 147 #ifdef CONFIG_SYS_USE_DATAFLASH_CS0 148 149 /* bootstrap + u-boot + env + linux in dataflash on CS0 */ 150 #define CONFIG_ENV_IS_IN_DATAFLASH 1 151 #define CONFIG_SYS_MONITOR_BASE (CONFIG_SYS_DATAFLASH_LOGIC_ADDR_CS0 + 0x8400) 152 #define CONFIG_ENV_OFFSET 0x4200 153 #define CONFIG_ENV_ADDR (CONFIG_SYS_DATAFLASH_LOGIC_ADDR_CS0 + CONFIG_ENV_OFFSET) 154 #define CONFIG_ENV_SIZE 0x4200 155 #define CONFIG_BOOTCOMMAND "cp.b 0xC0042000 0x22000000 0x210000; bootm" 156 #define CONFIG_BOOTARGS "console=ttyS0,115200 " \ 157 "root=/dev/mtdblock0 " \ 158 "mtdparts=at91_nand:-(root) " \ 159 "rw rootfstype=jffs2" 160 161 #elif CONFIG_SYS_USE_DATAFLASH_CS3 162 163 /* bootstrap + u-boot + env + linux in dataflash on CS3 */ 164 #define CONFIG_ENV_IS_IN_DATAFLASH 1 165 #define CONFIG_SYS_MONITOR_BASE (CONFIG_SYS_DATAFLASH_LOGIC_ADDR_CS3 + 0x8400) 166 #define CONFIG_ENV_OFFSET 0x4200 167 #define CONFIG_ENV_ADDR (CONFIG_SYS_DATAFLASH_LOGIC_ADDR_CS3 + CONFIG_ENV_OFFSET) 168 #define CONFIG_ENV_SIZE 0x4200 169 #define CONFIG_BOOTCOMMAND "cp.b 0xD0042000 0x22000000 0x210000; bootm" 170 #define CONFIG_BOOTARGS "console=ttyS0,115200 " \ 171 "root=/dev/mtdblock0 " \ 172 "mtdparts=at91_nand:-(root) " \ 173 "rw rootfstype=jffs2" 174 175 #else /* CONFIG_SYS_USE_NANDFLASH */ 176 177 /* bootstrap + u-boot + env + linux in nandflash */ 178 #define CONFIG_ENV_IS_IN_NAND 1 179 #define CONFIG_ENV_OFFSET 0x60000 180 #define CONFIG_ENV_OFFSET_REDUND 0x80000 181 #define CONFIG_ENV_SIZE 0x20000 /* 1 sector = 128 kB */ 182 #define CONFIG_BOOTCOMMAND "nand read 0x22000000 0xA0000 0x200000; bootm" 183 #define CONFIG_BOOTARGS "console=ttyS0,115200 " \ 184 "root=/dev/mtdblock5 " \ 185 "mtdparts=at91_nand:128k(bootstrap)ro," \ 186 "256k(uboot)ro,128k(env1)ro," \ 187 "128k(env2)ro,2M(linux),-(root) " \ 188 "rw rootfstype=jffs2" 189 190 #endif 191 192 #define CONFIG_BAUDRATE 115200 193 #define CONFIG_SYS_BAUDRATE_TABLE {115200 , 19200, 38400, 57600, 9600 } 194 195 #define CONFIG_SYS_PROMPT "U-Boot> " 196 #define CONFIG_SYS_CBSIZE 256 197 #define CONFIG_SYS_MAXARGS 16 198 #define CONFIG_SYS_PBSIZE (CONFIG_SYS_CBSIZE + sizeof(CONFIG_SYS_PROMPT) + 16) 199 #define CONFIG_SYS_LONGHELP 1 200 #define CONFIG_CMDLINE_EDITING 1 201 202 #define ROUND(A, B) (((A) + (B)) & ~((B) - 1)) 203 /* 204 * Size of malloc() pool 205 */ 206 #define CONFIG_SYS_MALLOC_LEN ROUND(3 * CONFIG_ENV_SIZE + 128*1024, 0x1000) 207 #define CONFIG_SYS_GBL_DATA_SIZE 128 /* 128 bytes for initial data */ 208 209 #define CONFIG_STACKSIZE (32*1024) /* regular stack */ 210 211 #ifdef CONFIG_USE_IRQ 212 #error CONFIG_USE_IRQ not supported 213 #endif 214 215 #endif 216