1 /* 2 * (C) Copyright 2006-2008 3 * Texas Instruments. 4 * Richard Woodruff <r-woodruff2@ti.com> 5 * Syed Mohammed Khasim <x0khasim@ti.com> 6 * 7 * Configuration settings for the TI OMAP3530 Beagle board. 8 * 9 * See file CREDITS for list of people who contributed to this 10 * project. 11 * 12 * This program is free software; you can redistribute it and/or 13 * modify it under the terms of the GNU General Public License as 14 * published by the Free Software Foundation; either version 2 of 15 * the License, or (at your option) any later version. 16 * 17 * This program is distributed in the hope that it will be useful, 18 * but WITHOUT ANY WARRANTY; without even the implied warranty of 19 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the 20 * GNU General Public License for more details. 21 * 22 * You should have received a copy of the GNU General Public License 23 * along with this program; if not, write to the Free Software 24 * Foundation, Inc., 59 Temple Place, Suite 330, Boston, 25 * MA 02111-1307 USA 26 */ 27 28 #ifndef __CONFIG_H 29 #define __CONFIG_H 30 #include <asm/sizes.h> 31 32 /* 33 * High Level Configuration Options 34 */ 35 #define CONFIG_ARMCORTEXA8 1 /* This is an ARM V7 CPU core */ 36 #define CONFIG_OMAP 1 /* in a TI OMAP core */ 37 #define CONFIG_OMAP34XX 1 /* which is a 34XX */ 38 #define CONFIG_OMAP3430 1 /* which is in a 3430 */ 39 #define CONFIG_OMAP3_BEAGLE 1 /* working with BEAGLE */ 40 41 #include <asm/arch/cpu.h> /* get chip and board defs */ 42 #include <asm/arch/omap3.h> 43 44 /* 45 * Display CPU and Board information 46 */ 47 #define CONFIG_DISPLAY_CPUINFO 1 48 #define CONFIG_DISPLAY_BOARDINFO 1 49 50 /* Clock Defines */ 51 #define V_OSCK 26000000 /* Clock output from T2 */ 52 #define V_SCLK (V_OSCK >> 1) 53 54 #undef CONFIG_USE_IRQ /* no support for IRQs */ 55 #define CONFIG_MISC_INIT_R 56 57 #define CONFIG_CMDLINE_TAG 1 /* enable passing of ATAGs */ 58 #define CONFIG_SETUP_MEMORY_TAGS 1 59 #define CONFIG_INITRD_TAG 1 60 #define CONFIG_REVISION_TAG 1 61 62 /* 63 * Size of malloc() pool 64 */ 65 #define CONFIG_ENV_SIZE SZ_128K /* Total Size Environment */ 66 /* Sector */ 67 #define CONFIG_SYS_MALLOC_LEN (CONFIG_ENV_SIZE + SZ_128K) 68 #define CONFIG_SYS_GBL_DATA_SIZE 128 /* bytes reserved for */ 69 /* initial data */ 70 71 /* 72 * Hardware drivers 73 */ 74 75 /* 76 * NS16550 Configuration 77 */ 78 #define V_NS16550_CLK 48000000 /* 48MHz (APLL96/2) */ 79 80 #define CONFIG_SYS_NS16550 81 #define CONFIG_SYS_NS16550_SERIAL 82 #define CONFIG_SYS_NS16550_REG_SIZE (-4) 83 #define CONFIG_SYS_NS16550_CLK V_NS16550_CLK 84 85 /* 86 * select serial console configuration 87 */ 88 #define CONFIG_CONS_INDEX 3 89 #define CONFIG_SYS_NS16550_COM3 OMAP34XX_UART3 90 #define CONFIG_SERIAL3 3 /* UART3 on Beagle Rev 2 */ 91 92 /* allow to overwrite serial and ethaddr */ 93 #define CONFIG_ENV_OVERWRITE 94 #define CONFIG_BAUDRATE 115200 95 #define CONFIG_SYS_BAUDRATE_TABLE {4800, 9600, 19200, 38400, 57600,\ 96 115200} 97 #define CONFIG_MMC 1 98 #define CONFIG_OMAP3_MMC 1 99 #define CONFIG_DOS_PARTITION 1 100 101 /* commands to include */ 102 #include <config_cmd_default.h> 103 104 #define CONFIG_CMD_EXT2 /* EXT2 Support */ 105 #define CONFIG_CMD_FAT /* FAT support */ 106 #define CONFIG_CMD_JFFS2 /* JFFS2 Support */ 107 #define CONFIG_CMD_MTDPARTS /* Enable MTD parts commands */ 108 #define MTDIDS_DEFAULT "nand0=nand" 109 #define MTDPARTS_DEFAULT "mtdparts=nand:512k(x-loader),"\ 110 "1920k(u-boot),128k(u-boot-env),"\ 111 "4m(kernel),-(fs)" 112 113 #define CONFIG_CMD_I2C /* I2C serial bus support */ 114 #define CONFIG_CMD_MMC /* MMC support */ 115 #define CONFIG_CMD_NAND /* NAND support */ 116 117 #undef CONFIG_CMD_FLASH /* flinfo, erase, protect */ 118 #undef CONFIG_CMD_FPGA /* FPGA configuration Support */ 119 #undef CONFIG_CMD_IMI /* iminfo */ 120 #undef CONFIG_CMD_IMLS /* List all found images */ 121 #undef CONFIG_CMD_NET /* bootp, tftpboot, rarpboot */ 122 #undef CONFIG_CMD_NFS /* NFS support */ 123 124 #define CONFIG_SYS_NO_FLASH 125 #define CONFIG_SYS_I2C_SPEED 100000 126 #define CONFIG_SYS_I2C_SLAVE 1 127 #define CONFIG_SYS_I2C_BUS 0 128 #define CONFIG_SYS_I2C_BUS_SELECT 1 129 #define CONFIG_DRIVER_OMAP34XX_I2C 1 130 131 /* 132 * Board NAND Info. 133 */ 134 #define CONFIG_NAND_OMAP_GPMC 135 #define CONFIG_SYS_NAND_ADDR NAND_BASE /* physical address */ 136 /* to access nand */ 137 #define CONFIG_SYS_NAND_BASE NAND_BASE /* physical address */ 138 /* to access nand at */ 139 /* CS0 */ 140 #define GPMC_NAND_ECC_LP_x16_LAYOUT 1 141 142 #define CONFIG_SYS_MAX_NAND_DEVICE 1 /* Max number of NAND */ 143 /* devices */ 144 145 #define CONFIG_JFFS2_NAND 146 /* nand device jffs2 lives on */ 147 #define CONFIG_JFFS2_DEV "nand0" 148 /* start of jffs2 partition */ 149 #define CONFIG_JFFS2_PART_OFFSET 0x680000 150 #define CONFIG_JFFS2_PART_SIZE 0xf980000 /* size of jffs2 */ 151 /* partition */ 152 153 /* Environment information */ 154 #define CONFIG_BOOTDELAY 10 155 156 #define CONFIG_EXTRA_ENV_SETTINGS \ 157 "loadaddr=0x82000000\0" \ 158 "console=ttyS2,115200n8\0" \ 159 "videomode=1024x768@60,vxres=1024,vyres=768\0" \ 160 "videospec=omapfb:vram:2M,vram:4M\0" \ 161 "mmcargs=setenv bootargs console=${console} " \ 162 "video=${videospec},mode:${videomode} " \ 163 "root=/dev/mmcblk0p2 rw " \ 164 "rootfstype=ext3 rootwait\0" \ 165 "nandargs=setenv bootargs console=${console} " \ 166 "video=${videospec},mode:${videomode} " \ 167 "root=/dev/mtdblock4 rw " \ 168 "rootfstype=jffs2\0" \ 169 "loadbootscript=fatload mmc 0 ${loadaddr} boot.scr\0" \ 170 "bootscript=echo Running bootscript from mmc ...; " \ 171 "source ${loadaddr}\0" \ 172 "loaduimage=fatload mmc 0 ${loadaddr} uImage\0" \ 173 "mmcboot=echo Booting from mmc ...; " \ 174 "run mmcargs; " \ 175 "bootm ${loadaddr}\0" \ 176 "nandboot=echo Booting from nand ...; " \ 177 "run nandargs; " \ 178 "nand read ${loadaddr} 280000 400000; " \ 179 "bootm ${loadaddr}\0" \ 180 181 #define CONFIG_BOOTCOMMAND \ 182 "if mmc init; then " \ 183 "if run loadbootscript; then " \ 184 "run bootscript; " \ 185 "else " \ 186 "if run loaduimage; then " \ 187 "run mmcboot; " \ 188 "else run nandboot; " \ 189 "fi; " \ 190 "fi; " \ 191 "else run nandboot; fi" 192 193 #define CONFIG_AUTO_COMPLETE 1 194 /* 195 * Miscellaneous configurable options 196 */ 197 #define V_PROMPT "OMAP3 beagleboard.org # " 198 199 #define CONFIG_SYS_LONGHELP /* undef to save memory */ 200 #define CONFIG_SYS_HUSH_PARSER /* use "hush" command parser */ 201 #define CONFIG_SYS_PROMPT_HUSH_PS2 "> " 202 #define CONFIG_SYS_PROMPT V_PROMPT 203 #define CONFIG_SYS_CBSIZE 256 /* Console I/O Buffer Size */ 204 /* Print Buffer Size */ 205 #define CONFIG_SYS_PBSIZE (CONFIG_SYS_CBSIZE + \ 206 sizeof(CONFIG_SYS_PROMPT) + 16) 207 #define CONFIG_SYS_MAXARGS 16 /* max number of command args */ 208 /* Boot Argument Buffer Size */ 209 #define CONFIG_SYS_BARGSIZE (CONFIG_SYS_CBSIZE) 210 211 #define CONFIG_SYS_MEMTEST_START (OMAP34XX_SDRC_CS0) /* memtest */ 212 /* works on */ 213 #define CONFIG_SYS_MEMTEST_END (OMAP34XX_SDRC_CS0 + \ 214 0x01F00000) /* 31MB */ 215 216 #define CONFIG_SYS_LOAD_ADDR (OMAP34XX_SDRC_CS0) /* default */ 217 /* load address */ 218 219 /* 220 * OMAP3 has 12 GP timers, they can be driven by the system clock 221 * (12/13/16.8/19.2/38.4MHz) or by 32KHz clock. We use 13MHz (V_SCLK). 222 * This rate is divided by a local divisor. 223 */ 224 #define CONFIG_SYS_TIMERBASE (OMAP34XX_GPT2) 225 #define CONFIG_SYS_PTV 2 /* Divisor: 2^(PTV+1) => 8 */ 226 #define CONFIG_SYS_HZ 1000 227 228 /*----------------------------------------------------------------------- 229 * Stack sizes 230 * 231 * The stack sizes are set up in start.S using the settings below 232 */ 233 #define CONFIG_STACKSIZE SZ_128K /* regular stack */ 234 #ifdef CONFIG_USE_IRQ 235 #define CONFIG_STACKSIZE_IRQ SZ_4K /* IRQ stack */ 236 #define CONFIG_STACKSIZE_FIQ SZ_4K /* FIQ stack */ 237 #endif 238 239 /*----------------------------------------------------------------------- 240 * Physical Memory Map 241 */ 242 #define CONFIG_NR_DRAM_BANKS 2 /* CS1 may or may not be populated */ 243 #define PHYS_SDRAM_1 OMAP34XX_SDRC_CS0 244 #define PHYS_SDRAM_1_SIZE SZ_32M /* at least 32 meg */ 245 #define PHYS_SDRAM_2 OMAP34XX_SDRC_CS1 246 247 /* SDRAM Bank Allocation method */ 248 #define SDRC_R_B_C 1 249 250 /*----------------------------------------------------------------------- 251 * FLASH and environment organization 252 */ 253 254 /* **** PISMO SUPPORT *** */ 255 256 /* Configure the PISMO */ 257 #define PISMO1_NAND_SIZE GPMC_SIZE_128M 258 #define PISMO1_ONEN_SIZE GPMC_SIZE_128M 259 260 #define CONFIG_SYS_MAX_FLASH_SECT 520 /* max number of sectors on */ 261 /* one chip */ 262 #define CONFIG_SYS_MAX_FLASH_BANKS 2 /* max number of flash banks */ 263 #define CONFIG_SYS_MONITOR_LEN SZ_256K /* Reserve 2 sectors */ 264 265 #define CONFIG_SYS_FLASH_BASE boot_flash_base 266 267 /* Monitor at start of flash */ 268 #define CONFIG_SYS_MONITOR_BASE CONFIG_SYS_FLASH_BASE 269 #define CONFIG_SYS_ONENAND_BASE ONENAND_MAP 270 271 #define CONFIG_ENV_IS_IN_NAND 1 272 #define ONENAND_ENV_OFFSET 0x260000 /* environment starts here */ 273 #define SMNAND_ENV_OFFSET 0x260000 /* environment starts here */ 274 275 #define CONFIG_SYS_ENV_SECT_SIZE boot_flash_sec 276 #define CONFIG_ENV_OFFSET boot_flash_off 277 #define CONFIG_ENV_ADDR SMNAND_ENV_OFFSET 278 279 /*----------------------------------------------------------------------- 280 * CFI FLASH driver setup 281 */ 282 /* timeout values are in ticks */ 283 #define CONFIG_SYS_FLASH_ERASE_TOUT (100 * CONFIG_SYS_HZ) 284 #define CONFIG_SYS_FLASH_WRITE_TOUT (100 * CONFIG_SYS_HZ) 285 286 /* Flash banks JFFS2 should use */ 287 #define CONFIG_SYS_MAX_MTD_BANKS (CONFIG_SYS_MAX_FLASH_BANKS + \ 288 CONFIG_SYS_MAX_NAND_DEVICE) 289 #define CONFIG_SYS_JFFS2_MEM_NAND 290 /* use flash_info[2] */ 291 #define CONFIG_SYS_JFFS2_FIRST_BANK CONFIG_SYS_MAX_FLASH_BANKS 292 #define CONFIG_SYS_JFFS2_NUM_BANKS 1 293 294 #ifndef __ASSEMBLY__ 295 extern gpmc_csx_t *nand_cs_base; 296 extern gpmc_t *gpmc_cfg_base; 297 extern unsigned int boot_flash_base; 298 extern volatile unsigned int boot_flash_env_addr; 299 extern unsigned int boot_flash_off; 300 extern unsigned int boot_flash_sec; 301 extern unsigned int boot_flash_type; 302 #endif 303 304 #endif /* __CONFIG_H */ 305