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 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/* 31 * SoC must be defined first, before hardware.h is included. 32 * In this case SoC is defined in boards.cfg. 33 */ 34#include <asm/hardware.h> 35 36/* 37 * Warning: changing CONFIG_SYS_TEXT_BASE requires 38 * adapting the initial boot program. 39 * Since the linker has to swallow that define, we must use a pure 40 * hex number here! 41 */ 42#define CONFIG_SYS_TEXT_BASE 0x21f00000 43 44/* ARM asynchronous clock */ 45#define CONFIG_SYS_AT91_SLOW_CLOCK 32768 /* slow clock xtal */ 46#define CONFIG_SYS_AT91_MAIN_CLOCK 18432000 /* main clock xtal */ 47#define CONFIG_SYS_HZ 1000 48 49/* Define actual evaluation board type from used processor type */ 50#ifdef CONFIG_AT91SAM9G20 51# define CONFIG_AT91SAM9G20EK /* It's an Atmel AT91SAM9G20 EK */ 52#else 53# define CONFIG_AT91SAM9260EK /* It's an Atmel AT91SAM9260 EK */ 54#endif 55 56/* Misc CPU related */ 57#define CONFIG_ARCH_CPU_INIT 58#define CONFIG_CMDLINE_TAG /* enable passing of ATAGs */ 59#define CONFIG_SETUP_MEMORY_TAGS 60#define CONFIG_INITRD_TAG 61#define CONFIG_SKIP_LOWLEVEL_INIT 62#define CONFIG_BOARD_EARLY_INIT_F 63#define CONFIG_DISPLAY_CPUINFO 64 65/* general purpose I/O */ 66#define CONFIG_ATMEL_LEGACY /* required until (g)pio is fixed */ 67#define CONFIG_AT91_GPIO 68#define CONFIG_AT91_GPIO_PULLUP 1 /* keep pullups on peripheral pins */ 69 70/* serial console */ 71#define CONFIG_ATMEL_USART 72#define CONFIG_USART_BASE ATMEL_BASE_DBGU 73#define CONFIG_USART_ID ATMEL_ID_SYS 74#define CONFIG_BAUDRATE 115200 75 76/* LED */ 77#define CONFIG_AT91_LED 78#define CONFIG_RED_LED AT91_PIN_PA9 /* this is the power led */ 79#define CONFIG_GREEN_LED AT91_PIN_PA6 /* this is the user led */ 80 81#define CONFIG_BOOTDELAY 3 82 83/* 84 * BOOTP options 85 */ 86#define CONFIG_BOOTP_BOOTFILESIZE 1 87#define CONFIG_BOOTP_BOOTPATH 1 88#define CONFIG_BOOTP_GATEWAY 1 89#define CONFIG_BOOTP_HOSTNAME 1 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_SOURCE 101 102#define CONFIG_CMD_PING 1 103#define CONFIG_CMD_DHCP 1 104#define CONFIG_CMD_NAND 1 105#define CONFIG_CMD_USB 1 106 107/* 108 * SDRAM: 1 bank, min 32, max 128 MB 109 * Initialized before u-boot gets started. 110 */ 111#define CONFIG_NR_DRAM_BANKS 1 112#define CONFIG_SYS_SDRAM_BASE ATMEL_BASE_CS1 113#define CONFIG_SYS_SDRAM_SIZE 0x04000000 114 115/* 116 * Initial stack pointer: 4k - GENERATED_GBL_DATA_SIZE in internal SRAM, 117 * leaving the correct space for initial global data structure above 118 * that address while providing maximum stack area below. 119 */ 120#ifdef CONFIG_AT91SAM9XE 121# define CONFIG_SYS_INIT_SP_ADDR \ 122 (ATMEL_BASE_SRAM + 0x1000 - GENERATED_GBL_DATA_SIZE) 123#else 124# define CONFIG_SYS_INIT_SP_ADDR \ 125 (ATMEL_BASE_SRAM1 + 0x1000 - GENERATED_GBL_DATA_SIZE) 126#endif 127 128/* DataFlash */ 129#define CONFIG_ATMEL_DATAFLASH_SPI 130#define CONFIG_HAS_DATAFLASH 1 131#define CONFIG_SYS_SPI_WRITE_TOUT (5*CONFIG_SYS_HZ) 132#define CONFIG_SYS_MAX_DATAFLASH_BANKS 2 133#define CONFIG_SYS_DATAFLASH_LOGIC_ADDR_CS0 0xC0000000 /* CS0 */ 134#define CONFIG_SYS_DATAFLASH_LOGIC_ADDR_CS1 0xD0000000 /* CS1 */ 135#define AT91_SPI_CLK 15000000 136 137#ifdef CONFIG_AT91SAM9G20EK 138#define DATAFLASH_TCSS (0x22 << 16) 139#else 140#define DATAFLASH_TCSS (0x1a << 16) 141#endif 142#define DATAFLASH_TCHS (0x1 << 24) 143 144/* NAND flash */ 145#ifdef CONFIG_CMD_NAND 146#define CONFIG_NAND_ATMEL 147#define CONFIG_SYS_MAX_NAND_DEVICE 1 148#define CONFIG_SYS_NAND_BASE ATMEL_BASE_CS3 149#define CONFIG_SYS_NAND_DBW_8 150#define CONFIG_SYS_NAND_MASK_ALE (1 << 21) 151#define CONFIG_SYS_NAND_MASK_CLE (1 << 22) 152#define CONFIG_SYS_NAND_ENABLE_PIN AT91_PIN_PC14 153#define CONFIG_SYS_NAND_READY_PIN AT91_PIN_PC13 154#endif 155 156/* NOR flash - no real flash on this board */ 157#define CONFIG_SYS_NO_FLASH 1 158 159/* Ethernet */ 160#define CONFIG_MACB 1 161#define CONFIG_RMII 1 162#define CONFIG_NET_RETRY_COUNT 20 163#define CONFIG_RESET_PHY_R 1 164 165/* USB */ 166#define CONFIG_USB_ATMEL 167#define CONFIG_USB_OHCI_NEW 1 168#define CONFIG_DOS_PARTITION 1 169#define CONFIG_SYS_USB_OHCI_CPU_INIT 1 170#define CONFIG_SYS_USB_OHCI_REGS_BASE 0x00500000 /* AT91SAM9260_UHP_BASE */ 171#define CONFIG_SYS_USB_OHCI_SLOT_NAME "at91sam9260" 172#define CONFIG_SYS_USB_OHCI_MAX_ROOT_PORTS 2 173#define CONFIG_USB_STORAGE 1 174#define CONFIG_CMD_FAT 1 175 176#define CONFIG_SYS_LOAD_ADDR 0x22000000 /* load address */ 177 178#define CONFIG_SYS_MEMTEST_START CONFIG_SYS_SDRAM_BASE 179#define CONFIG_SYS_MEMTEST_END 0x23e00000 180 181#ifdef CONFIG_SYS_USE_DATAFLASH_CS0 182 183/* bootstrap + u-boot + env + linux in dataflash on CS0 */ 184#define CONFIG_ENV_IS_IN_DATAFLASH 1 185#define CONFIG_SYS_MONITOR_BASE (CONFIG_SYS_DATAFLASH_LOGIC_ADDR_CS0 + 0x8400) 186#define CONFIG_ENV_OFFSET 0x4200 187#define CONFIG_ENV_ADDR (CONFIG_SYS_DATAFLASH_LOGIC_ADDR_CS0 + CONFIG_ENV_OFFSET) 188#define CONFIG_ENV_SIZE 0x4200 189#define CONFIG_BOOTCOMMAND "cp.b 0xC0084000 0x22000000 0x210000; bootm" 190#define CONFIG_BOOTARGS "console=ttyS0,115200 " \ 191 "root=/dev/mtdblock0 " \ 192 "mtdparts=atmel_nand:-(root) " \ 193 "rw rootfstype=jffs2" 194 195#elif CONFIG_SYS_USE_DATAFLASH_CS1 196 197/* bootstrap + u-boot + env + linux in dataflash on CS1 */ 198#define CONFIG_ENV_IS_IN_DATAFLASH 1 199#define CONFIG_SYS_MONITOR_BASE (CONFIG_SYS_DATAFLASH_LOGIC_ADDR_CS1 + 0x8400) 200#define CONFIG_ENV_OFFSET 0x4200 201#define CONFIG_ENV_ADDR (CONFIG_SYS_DATAFLASH_LOGIC_ADDR_CS1 + CONFIG_ENV_OFFSET) 202#define CONFIG_ENV_SIZE 0x4200 203#define CONFIG_BOOTCOMMAND "cp.b 0xD0084000 0x22000000 0x210000; bootm" 204#define CONFIG_BOOTARGS "console=ttyS0,115200 " \ 205 "root=/dev/mtdblock0 " \ 206 "mtdparts=atmel_nand:-(root) " \ 207 "rw rootfstype=jffs2" 208 209#else /* CONFIG_SYS_USE_NANDFLASH */ 210 211/* bootstrap + u-boot + env + linux in nandflash */ 212#define CONFIG_ENV_IS_IN_NAND 1 213#define CONFIG_ENV_OFFSET 0x60000 214#define CONFIG_ENV_OFFSET_REDUND 0x80000 215#define CONFIG_ENV_SIZE 0x20000 /* 1 sector = 128 kB */ 216#define CONFIG_BOOTCOMMAND "nand read 0x22000000 0xA0000 0x200000; bootm" 217#define CONFIG_BOOTARGS "console=ttyS0,115200 " \ 218 "root=/dev/mtdblock5 " \ 219 "mtdparts=atmel_nand:128k(bootstrap)ro," \ 220 "256k(uboot)ro,128k(env1)ro," \ 221 "128k(env2)ro,2M(linux),-(root) " \ 222 "rw rootfstype=jffs2" 223 224#endif 225 226#define CONFIG_SYS_PROMPT "U-Boot> " 227#define CONFIG_SYS_CBSIZE 256 228#define CONFIG_SYS_MAXARGS 16 229#define CONFIG_SYS_PBSIZE (CONFIG_SYS_CBSIZE + sizeof(CONFIG_SYS_PROMPT) + 16) 230#define CONFIG_SYS_LONGHELP 1 231#define CONFIG_CMDLINE_EDITING 1 232#define CONFIG_AUTO_COMPLETE 233 234/* 235 * Size of malloc() pool 236 */ 237#define CONFIG_SYS_MALLOC_LEN ROUND(3 * CONFIG_ENV_SIZE + 128*1024, 0x1000) 238 239#endif 240