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 & AT91SAM9G20EK boards. 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 #define CONFIG_AT91_LEGACY 31 32 /* ARM asynchronous clock */ 33 #define CONFIG_SYS_AT91_MAIN_CLOCK 18432000 /* 18.432 MHz crystal */ 34 #define CONFIG_SYS_HZ 1000 35 36 #define CONFIG_ARM926EJS 1 /* This is an ARM926EJS Core */ 37 38 #ifdef CONFIG_AT91SAM9G20EK 39 #define CONFIG_AT91SAM9G20 1 /* It's an Atmel AT91SAM9G20 SoC*/ 40 #else 41 #define CONFIG_AT91SAM9260 1 /* It's an Atmel AT91SAM9260 SoC*/ 42 #endif 43 44 #define CONFIG_ARCH_CPU_INIT 45 #undef CONFIG_USE_IRQ /* we don't need IRQ/FIQ stuff */ 46 47 #define CONFIG_CMDLINE_TAG 1 /* enable passing of ATAGs */ 48 #define CONFIG_SETUP_MEMORY_TAGS 1 49 #define CONFIG_INITRD_TAG 1 50 51 #define CONFIG_SKIP_LOWLEVEL_INIT 52 #define CONFIG_SKIP_RELOCATE_UBOOT 53 54 /* 55 * Hardware drivers 56 */ 57 #define CONFIG_AT91_GPIO 1 58 #define CONFIG_ATMEL_USART 1 59 #undef CONFIG_USART0 60 #undef CONFIG_USART1 61 #undef CONFIG_USART2 62 #define CONFIG_USART3 1 /* USART 3 is DBGU */ 63 64 /* LED */ 65 #define CONFIG_AT91_LED 66 #define CONFIG_RED_LED AT91_PIN_PA9 /* this is the power led */ 67 #define CONFIG_GREEN_LED AT91_PIN_PA6 /* this is the user led */ 68 69 #define CONFIG_BOOTDELAY 3 70 71 /* 72 * BOOTP options 73 */ 74 #define CONFIG_BOOTP_BOOTFILESIZE 1 75 #define CONFIG_BOOTP_BOOTPATH 1 76 #define CONFIG_BOOTP_GATEWAY 1 77 #define CONFIG_BOOTP_HOSTNAME 1 78 79 /* 80 * Command line configuration. 81 */ 82 #include <config_cmd_default.h> 83 #undef CONFIG_CMD_BDI 84 #undef CONFIG_CMD_FPGA 85 #undef CONFIG_CMD_IMI 86 #undef CONFIG_CMD_IMLS 87 #undef CONFIG_CMD_LOADS 88 #undef CONFIG_CMD_SOURCE 89 90 #define CONFIG_CMD_PING 1 91 #define CONFIG_CMD_DHCP 1 92 #define CONFIG_CMD_NAND 1 93 #define CONFIG_CMD_USB 1 94 95 /* SDRAM */ 96 #define CONFIG_NR_DRAM_BANKS 1 97 #define PHYS_SDRAM 0x20000000 98 #define PHYS_SDRAM_SIZE 0x04000000 /* 64 megs */ 99 100 /* DataFlash */ 101 #define CONFIG_ATMEL_DATAFLASH_SPI 102 #define CONFIG_HAS_DATAFLASH 1 103 #define CONFIG_SYS_SPI_WRITE_TOUT (5*CONFIG_SYS_HZ) 104 #define CONFIG_SYS_MAX_DATAFLASH_BANKS 2 105 #define CONFIG_SYS_DATAFLASH_LOGIC_ADDR_CS0 0xC0000000 /* CS0 */ 106 #define CONFIG_SYS_DATAFLASH_LOGIC_ADDR_CS1 0xD0000000 /* CS1 */ 107 #define AT91_SPI_CLK 15000000 108 109 #ifdef CONFIG_AT91SAM9G20EK 110 #define DATAFLASH_TCSS (0x22 << 16) 111 #else 112 #define DATAFLASH_TCSS (0x1a << 16) 113 #endif 114 #define DATAFLASH_TCHS (0x1 << 24) 115 116 /* NAND flash */ 117 #ifdef CONFIG_CMD_NAND 118 #define CONFIG_NAND_ATMEL 119 #define CONFIG_SYS_MAX_NAND_DEVICE 1 120 #define CONFIG_SYS_NAND_BASE 0x40000000 121 #define CONFIG_SYS_NAND_DBW_8 1 122 /* our ALE is AD21 */ 123 #define CONFIG_SYS_NAND_MASK_ALE (1 << 21) 124 /* our CLE is AD22 */ 125 #define CONFIG_SYS_NAND_MASK_CLE (1 << 22) 126 #define CONFIG_SYS_NAND_ENABLE_PIN AT91_PIN_PC14 127 #define CONFIG_SYS_NAND_READY_PIN AT91_PIN_PC13 128 129 #endif 130 131 /* NOR flash - no real flash on this board */ 132 #define CONFIG_SYS_NO_FLASH 1 133 134 /* Ethernet */ 135 #define CONFIG_MACB 1 136 #define CONFIG_RMII 1 137 #define CONFIG_NET_MULTI 1 138 #define CONFIG_NET_RETRY_COUNT 20 139 #define CONFIG_RESET_PHY_R 1 140 141 /* USB */ 142 #define CONFIG_USB_ATMEL 143 #define CONFIG_USB_OHCI_NEW 1 144 #define CONFIG_DOS_PARTITION 1 145 #define CONFIG_SYS_USB_OHCI_CPU_INIT 1 146 #define CONFIG_SYS_USB_OHCI_REGS_BASE 0x00500000 /* AT91SAM9260_UHP_BASE */ 147 #define CONFIG_SYS_USB_OHCI_SLOT_NAME "at91sam9260" 148 #define CONFIG_SYS_USB_OHCI_MAX_ROOT_PORTS 2 149 #define CONFIG_USB_STORAGE 1 150 #define CONFIG_CMD_FAT 1 151 152 #define CONFIG_SYS_LOAD_ADDR 0x22000000 /* load address */ 153 154 #define CONFIG_SYS_MEMTEST_START PHYS_SDRAM 155 #define CONFIG_SYS_MEMTEST_END 0x23e00000 156 157 #ifdef CONFIG_SYS_USE_DATAFLASH_CS0 158 159 /* bootstrap + u-boot + env + linux in dataflash on CS0 */ 160 #define CONFIG_ENV_IS_IN_DATAFLASH 1 161 #define CONFIG_SYS_MONITOR_BASE (CONFIG_SYS_DATAFLASH_LOGIC_ADDR_CS0 + 0x8400) 162 #define CONFIG_ENV_OFFSET 0x4200 163 #define CONFIG_ENV_ADDR (CONFIG_SYS_DATAFLASH_LOGIC_ADDR_CS0 + CONFIG_ENV_OFFSET) 164 #define CONFIG_ENV_SIZE 0x4200 165 #define CONFIG_BOOTCOMMAND "cp.b 0xC0042000 0x22000000 0x210000; bootm" 166 #define CONFIG_BOOTARGS "console=ttyS0,115200 " \ 167 "root=/dev/mtdblock0 " \ 168 "mtdparts=atmel_nand:-(root) " \ 169 "rw rootfstype=jffs2" 170 171 #elif CONFIG_SYS_USE_DATAFLASH_CS1 172 173 /* bootstrap + u-boot + env + linux in dataflash on CS1 */ 174 #define CONFIG_ENV_IS_IN_DATAFLASH 1 175 #define CONFIG_SYS_MONITOR_BASE (CONFIG_SYS_DATAFLASH_LOGIC_ADDR_CS1 + 0x8400) 176 #define CONFIG_ENV_OFFSET 0x4200 177 #define CONFIG_ENV_ADDR (CONFIG_SYS_DATAFLASH_LOGIC_ADDR_CS1 + CONFIG_ENV_OFFSET) 178 #define CONFIG_ENV_SIZE 0x4200 179 #define CONFIG_BOOTCOMMAND "cp.b 0xD0042000 0x22000000 0x210000; bootm" 180 #define CONFIG_BOOTARGS "console=ttyS0,115200 " \ 181 "root=/dev/mtdblock0 " \ 182 "mtdparts=atmel_nand:-(root) " \ 183 "rw rootfstype=jffs2" 184 185 #else /* CONFIG_SYS_USE_NANDFLASH */ 186 187 /* bootstrap + u-boot + env + linux in nandflash */ 188 #define CONFIG_ENV_IS_IN_NAND 1 189 #define CONFIG_ENV_OFFSET 0x60000 190 #define CONFIG_ENV_OFFSET_REDUND 0x80000 191 #define CONFIG_ENV_SIZE 0x20000 /* 1 sector = 128 kB */ 192 #define CONFIG_BOOTCOMMAND "nand read 0x22000000 0xA0000 0x200000; bootm" 193 #define CONFIG_BOOTARGS "console=ttyS0,115200 " \ 194 "root=/dev/mtdblock5 " \ 195 "mtdparts=atmel_nand:128k(bootstrap)ro," \ 196 "256k(uboot)ro,128k(env1)ro," \ 197 "128k(env2)ro,2M(linux),-(root) " \ 198 "rw rootfstype=jffs2" 199 200 #endif 201 202 #define CONFIG_BAUDRATE 115200 203 #define CONFIG_SYS_BAUDRATE_TABLE {115200 , 19200, 38400, 57600, 9600 } 204 205 #define CONFIG_SYS_PROMPT "U-Boot> " 206 #define CONFIG_SYS_CBSIZE 256 207 #define CONFIG_SYS_MAXARGS 16 208 #define CONFIG_SYS_PBSIZE (CONFIG_SYS_CBSIZE + sizeof(CONFIG_SYS_PROMPT) + 16) 209 #define CONFIG_SYS_LONGHELP 1 210 #define CONFIG_CMDLINE_EDITING 1 211 212 /* 213 * Size of malloc() pool 214 */ 215 #define CONFIG_SYS_MALLOC_LEN ROUND(3 * CONFIG_ENV_SIZE + 128*1024, 0x1000) 216 #define CONFIG_SYS_GBL_DATA_SIZE 128 /* 128 bytes for initial data */ 217 218 #define CONFIG_STACKSIZE (32*1024) /* regular stack */ 219 220 #ifdef CONFIG_USE_IRQ 221 #error CONFIG_USE_IRQ not supported 222 #endif 223 224 #endif 225