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 198656000 /* from 18.432 MHz crystal */ 33 #define AT91_MASTER_CLOCK 99328000 /* peripheral = main / 2 */ 34 #define CFG_HZ 1000000 /* 1us resolution */ 35 36 #define AT91_SLOW_CLOCK 32768 /* slow clock */ 37 38 #define CONFIG_ARM926EJS 1 /* This is an ARM926EJS Core */ 39 #define CONFIG_AT91SAM9261 1 /* It's an Atmel AT91SAM9261 SoC*/ 40 #define CONFIG_AT91SAM9261EK 1 /* on an AT91SAM9261EK Board */ 41 #undef CONFIG_USE_IRQ /* we don't need IRQ/FIQ stuff */ 42 43 #define CONFIG_CMDLINE_TAG 1 /* enable passing of ATAGs */ 44 #define CONFIG_SETUP_MEMORY_TAGS 1 45 #define CONFIG_INITRD_TAG 1 46 47 #define CONFIG_SKIP_LOWLEVEL_INIT 48 #define CONFIG_SKIP_RELOCATE_UBOOT 49 50 /* 51 * Hardware drivers 52 */ 53 #define CONFIG_ATMEL_USART 1 54 #undef CONFIG_USART0 55 #undef CONFIG_USART1 56 #undef CONFIG_USART2 57 #define CONFIG_USART3 1 /* USART 3 is DBGU */ 58 59 /* LCD */ 60 #define CONFIG_LCD 1 61 #define LCD_BPP LCD_COLOR8 62 #define CONFIG_LCD_LOGO 1 63 #undef LCD_TEST_PATTERN 64 #define CONFIG_LCD_INFO 1 65 #define CONFIG_LCD_INFO_BELOW_LOGO 1 66 #define CFG_WHITE_ON_BLACK 1 67 #define CONFIG_ATMEL_LCD 1 68 #define CONFIG_ATMEL_LCD_BGR555 1 69 #define CFG_CONSOLE_IS_IN_ENV 1 70 71 #define CONFIG_BOOTDELAY 3 72 73 /* 74 * BOOTP options 75 */ 76 #define CONFIG_BOOTP_BOOTFILESIZE 1 77 #define CONFIG_BOOTP_BOOTPATH 1 78 #define CONFIG_BOOTP_GATEWAY 1 79 #define CONFIG_BOOTP_HOSTNAME 1 80 81 /* 82 * Command line configuration. 83 */ 84 #include <config_cmd_default.h> 85 #undef CONFIG_CMD_BDI 86 #undef CONFIG_CMD_IMI 87 #undef CONFIG_CMD_AUTOSCRIPT 88 #undef CONFIG_CMD_FPGA 89 #undef CONFIG_CMD_LOADS 90 #undef CONFIG_CMD_IMLS 91 92 #define CONFIG_CMD_PING 1 93 #define CONFIG_CMD_DHCP 1 94 #define CONFIG_CMD_NAND 1 95 #define CONFIG_CMD_USB 1 96 97 /* SDRAM */ 98 #define CONFIG_NR_DRAM_BANKS 1 99 #define PHYS_SDRAM 0x20000000 100 #define PHYS_SDRAM_SIZE 0x04000000 /* 64 megs */ 101 102 /* DataFlash */ 103 #define CONFIG_HAS_DATAFLASH 1 104 #define CFG_SPI_WRITE_TOUT (5*CFG_HZ) 105 #define CFG_MAX_DATAFLASH_BANKS 2 106 #define CFG_DATAFLASH_LOGIC_ADDR_CS0 0xC0000000 /* CS0 */ 107 #define CFG_DATAFLASH_LOGIC_ADDR_CS3 0xD0000000 /* CS3 */ 108 #define AT91_SPI_CLK 15000000 109 #define DATAFLASH_TCSS (0x1a << 16) 110 #define DATAFLASH_TCHS (0x1 << 24) 111 112 /* NAND flash */ 113 #define NAND_MAX_CHIPS 1 114 #define CFG_MAX_NAND_DEVICE 1 115 #define CFG_NAND_BASE 0x40000000 116 #define CFG_NAND_DBW_8 1 117 118 /* NOR flash - no real flash on this board */ 119 #define CFG_NO_FLASH 1 120 121 /* Ethernet */ 122 #define CONFIG_DRIVER_DM9000 1 123 #define CONFIG_DM9000_BASE 0x30000000 124 #define DM9000_IO CONFIG_DM9000_BASE 125 #define DM9000_DATA (CONFIG_DM9000_BASE + 4) 126 #define CONFIG_DM9000_USE_16BIT 1 127 #define CONFIG_NET_RETRY_COUNT 20 128 #define CONFIG_RESET_PHY_R 1 129 130 /* USB */ 131 #define CONFIG_USB_OHCI_NEW 1 132 #define LITTLEENDIAN 1 133 #define CONFIG_DOS_PARTITION 1 134 #define CFG_USB_OHCI_CPU_INIT 1 135 #define CFG_USB_OHCI_REGS_BASE 0x00500000 /* AT91SAM9261_UHP_BASE */ 136 #define CFG_USB_OHCI_SLOT_NAME "at91sam9261" 137 #define CFG_USB_OHCI_MAX_ROOT_PORTS 2 138 #define CONFIG_USB_STORAGE 1 139 140 #define CFG_LOAD_ADDR 0x22000000 /* load address */ 141 142 #define CFG_MEMTEST_START PHYS_SDRAM 143 #define CFG_MEMTEST_END 0x23e00000 144 145 #define CFG_USE_DATAFLASH_CS0 1 146 #undef CFG_USE_NANDFLASH 147 148 #ifdef CFG_USE_DATAFLASH_CS0 149 150 /* bootstrap + u-boot + env + linux in dataflash on CS0 */ 151 #define CONFIG_ENV_IS_IN_DATAFLASH 1 152 #define CFG_MONITOR_BASE (CFG_DATAFLASH_LOGIC_ADDR_CS0 + 0x8400) 153 #define CFG_ENV_OFFSET 0x4200 154 #define CFG_ENV_ADDR (CFG_DATAFLASH_LOGIC_ADDR_CS0 + CFG_ENV_OFFSET) 155 #define CFG_ENV_SIZE 0x4200 156 #define CONFIG_BOOTCOMMAND "cp.b 0xC0042000 0x22000000 0x210000; bootm" 157 #define CONFIG_BOOTARGS "console=ttyS0,115200 " \ 158 "root=/dev/mtdblock0 " \ 159 "mtdparts=at91_nand:-(root) " \ 160 "rw rootfstype=jffs2" 161 162 #else /* CFG_USE_NANDFLASH */ 163 164 /* bootstrap + u-boot + env + linux in nandflash */ 165 #define CONFIG_ENV_IS_IN_NAND 1 166 #define CFG_ENV_OFFSET 0x60000 167 #define CFG_ENV_OFFSET_REDUND 0x80000 168 #define CFG_ENV_SIZE 0x20000 /* 1 sector = 128 kB */ 169 #define CONFIG_BOOTCOMMAND "nand read 0x22000000 0xA0000 0x200000; bootm" 170 #define CONFIG_BOOTARGS "console=ttyS0,115200 " \ 171 "root=/dev/mtdblock5 " \ 172 "mtdparts=at91_nand:128k(bootstrap)ro," \ 173 "256k(uboot)ro,128k(env1)ro," \ 174 "128k(env2)ro,2M(linux),-(root) " \ 175 "rw rootfstype=jffs2" 176 177 #endif 178 179 #define CONFIG_BAUDRATE 115200 180 #define CFG_BAUDRATE_TABLE {115200 , 19200, 38400, 57600, 9600 } 181 182 #define CFG_PROMPT "U-Boot> " 183 #define CFG_CBSIZE 256 184 #define CFG_MAXARGS 16 185 #define CFG_PBSIZE (CFG_CBSIZE + sizeof(CFG_PROMPT) + 16) 186 #define CFG_LONGHELP 1 187 #define CONFIG_CMDLINE_EDITING 1 188 189 #define ROUND(A, B) (((A) + (B)) & ~((B) - 1)) 190 /* 191 * Size of malloc() pool 192 */ 193 #define CFG_MALLOC_LEN ROUND(3 * CFG_ENV_SIZE + 128*1024, 0x1000) 194 #define CFG_GBL_DATA_SIZE 128 /* 128 bytes for initial data */ 195 196 #define CONFIG_STACKSIZE (32*1024) /* regular stack */ 197 198 #ifdef CONFIG_USE_IRQ 199 #error CONFIG_USE_IRQ not supported 200 #endif 201 202 #endif 203