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 AT91SAM9260EK 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_MAIN_CLOCK 198656000 /* from 18.432 MHz crystal */ 32 #define AT91_MASTER_CLOCK 99328000 /* peripheral = main / 2 */ 33 #define CFG_HZ 1000000 /* 1us resolution */ 34 35 #define AT91_SLOW_CLOCK 32768 /* slow clock */ 36 37 #define CONFIG_ARM926EJS 1 /* This is an ARM926EJS Core */ 38 #define CONFIG_AT91SAM9260 1 /* It's an Atmel AT91SAM9260 SoC*/ 39 #define CONFIG_AT91SAM9260EK 1 /* on an AT91SAM9260EK Board */ 40 #undef CONFIG_USE_IRQ /* we don't need IRQ/FIQ stuff */ 41 42 #define CONFIG_CMDLINE_TAG 1 /* enable passing of ATAGs */ 43 #define CONFIG_SETUP_MEMORY_TAGS 1 44 #define CONFIG_INITRD_TAG 1 45 46 #define CONFIG_SKIP_LOWLEVEL_INIT 47 #define CONFIG_SKIP_RELOCATE_UBOOT 48 49 /* 50 * Hardware drivers 51 */ 52 #define CONFIG_ATMEL_USART 1 53 #undef CONFIG_USART0 54 #undef CONFIG_USART1 55 #undef CONFIG_USART2 56 #define CONFIG_USART3 1 /* USART 3 is DBGU */ 57 58 #define CONFIG_BOOTDELAY 3 59 60 /* 61 * BOOTP options 62 */ 63 #define CONFIG_BOOTP_BOOTFILESIZE 1 64 #define CONFIG_BOOTP_BOOTPATH 1 65 #define CONFIG_BOOTP_GATEWAY 1 66 #define CONFIG_BOOTP_HOSTNAME 1 67 68 /* 69 * Command line configuration. 70 */ 71 #include <config_cmd_default.h> 72 #undef CONFIG_CMD_BDI 73 #undef CONFIG_CMD_IMI 74 #undef CONFIG_CMD_AUTOSCRIPT 75 #undef CONFIG_CMD_FPGA 76 #undef CONFIG_CMD_LOADS 77 #undef CONFIG_CMD_IMLS 78 79 #define CONFIG_CMD_PING 1 80 #define CONFIG_CMD_DHCP 1 81 #define CONFIG_CMD_NAND 1 82 #define CONFIG_CMD_USB 1 83 84 /* SDRAM */ 85 #define CONFIG_NR_DRAM_BANKS 1 86 #define PHYS_SDRAM 0x20000000 87 #define PHYS_SDRAM_SIZE 0x04000000 /* 64 megs */ 88 89 /* DataFlash */ 90 #define CONFIG_HAS_DATAFLASH 1 91 #define CFG_SPI_WRITE_TOUT (5*CFG_HZ) 92 #define CFG_MAX_DATAFLASH_BANKS 2 93 #define CFG_DATAFLASH_LOGIC_ADDR_CS0 0xC0000000 /* CS0 */ 94 #define CFG_DATAFLASH_LOGIC_ADDR_CS1 0xD0000000 /* CS1 */ 95 #define AT91_SPI_CLK 15000000 96 #define DATAFLASH_TCSS (0x1a << 16) 97 #define DATAFLASH_TCHS (0x1 << 24) 98 99 /* NAND flash */ 100 #define NAND_MAX_CHIPS 1 101 #define CFG_MAX_NAND_DEVICE 1 102 #define CFG_NAND_BASE 0x40000000 103 #define CFG_NAND_DBW_8 1 104 105 /* NOR flash - no real flash on this board */ 106 #define CFG_NO_FLASH 1 107 108 /* Ethernet */ 109 #define CONFIG_MACB 1 110 #define CONFIG_RMII 1 111 #define CONFIG_NET_MULTI 1 112 #define CONFIG_NET_RETRY_COUNT 20 113 #define CONFIG_RESET_PHY_R 1 114 115 /* USB */ 116 #define CONFIG_USB_OHCI_NEW 1 117 #define LITTLEENDIAN 1 118 #define CONFIG_DOS_PARTITION 1 119 #define CFG_USB_OHCI_CPU_INIT 1 120 #define CFG_USB_OHCI_REGS_BASE 0x00500000 /* AT91SAM9260_UHP_BASE */ 121 #define CFG_USB_OHCI_SLOT_NAME "at91sam9260" 122 #define CFG_USB_OHCI_MAX_ROOT_PORTS 2 123 #define CONFIG_USB_STORAGE 1 124 125 #define CFG_LOAD_ADDR 0x22000000 /* load address */ 126 127 #define CFG_MEMTEST_START PHYS_SDRAM 128 #define CFG_MEMTEST_END 0x23e00000 129 130 #undef CFG_USE_DATAFLASH_CS0 131 #define CFG_USE_DATAFLASH_CS1 1 132 #undef CFG_USE_NANDFLASH 133 134 #ifdef CFG_USE_DATAFLASH_CS0 135 136 /* bootstrap + u-boot + env + linux in dataflash on CS0 */ 137 #define CONFIG_ENV_IS_IN_DATAFLASH 1 138 #define CFG_MONITOR_BASE (CFG_DATAFLASH_LOGIC_ADDR_CS0 + 0x8400) 139 #define CFG_ENV_OFFSET 0x4200 140 #define CFG_ENV_ADDR (CFG_DATAFLASH_LOGIC_ADDR_CS0 + CFG_ENV_OFFSET) 141 #define CFG_ENV_SIZE 0x4200 142 #define CONFIG_BOOTCOMMAND "cp.b 0xC0042000 0x22000000 0x210000; bootm" 143 #define CONFIG_BOOTARGS "console=ttyS0,115200 " \ 144 "root=/dev/mtdblock0 " \ 145 "mtdparts=at91_nand:-(root) " \ 146 "rw rootfstype=jffs2" 147 148 #elif CFG_USE_DATAFLASH_CS1 149 150 /* bootstrap + u-boot + env + linux in dataflash on CS1 */ 151 #define CONFIG_ENV_IS_IN_DATAFLASH 1 152 #define CFG_MONITOR_BASE (CFG_DATAFLASH_LOGIC_ADDR_CS1 + 0x8400) 153 #define CFG_ENV_OFFSET 0x4200 154 #define CFG_ENV_ADDR (CFG_DATAFLASH_LOGIC_ADDR_CS1 + CFG_ENV_OFFSET) 155 #define CFG_ENV_SIZE 0x4200 156 #define CONFIG_BOOTCOMMAND "cp.b 0xD0042000 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