1 /* 2 * (C) Copyright 2006-2008 3 * Texas Instruments. 4 * Richard Woodruff <r-woodruff2@ti.com> 5 * Syed Mohammed Khasim <x0khasim@ti.com> 6 * Nishanth Menon <nm@ti.com> 7 * 8 * Configuration settings for the TI OMAP3430 Zoom MDK board. 9 * 10 * See file CREDITS for list of people who contributed to this 11 * project. 12 * 13 * This program is free software; you can redistribute it and/or 14 * modify it under the terms of the GNU General Public License as 15 * published by the Free Software Foundation; either version 2 of 16 * the License, or (at your option) any later version. 17 * 18 * This program is distributed in the hope that it will be useful, 19 * but WITHOUT ANY WARRANTY; without even the implied warranty of 20 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the 21 * GNU General Public License for more details. 22 * 23 * You should have received a copy of the GNU General Public License 24 * along with this program; if not, write to the Free Software 25 * Foundation, Inc., 59 Temple Place, Suite 330, Boston, 26 * MA 02111-1307 USA 27 */ 28 29 #ifndef __CONFIG_H 30 #define __CONFIG_H 31 #include <asm/sizes.h> 32 33 /* 34 * High Level Configuration Options 35 */ 36 #define CONFIG_ARMCORTEXA8 1 /* This is an ARM V7 CPU core */ 37 #define CONFIG_OMAP 1 /* in a TI OMAP core */ 38 #define CONFIG_OMAP34XX 1 /* which is a 34XX */ 39 #define CONFIG_OMAP3430 1 /* which is in a 3430 */ 40 #define CONFIG_OMAP3_ZOOM1 1 /* working with Zoom MDK Rev1 */ 41 42 #include <asm/arch/cpu.h> /* get chip and board defs */ 43 #include <asm/arch/omap3.h> 44 45 /* 46 * Display CPU and Board information 47 */ 48 #define CONFIG_DISPLAY_CPUINFO 1 49 #define CONFIG_DISPLAY_BOARDINFO 1 50 51 /* Clock Defines */ 52 #define V_OSCK 26000000 /* Clock output from T2 */ 53 #define V_SCLK (V_OSCK >> 1) 54 55 #undef CONFIG_USE_IRQ /* no support for IRQs */ 56 #define CONFIG_MISC_INIT_R 57 58 #define CONFIG_CMDLINE_TAG 1 /* enable passing of ATAGs */ 59 #define CONFIG_SETUP_MEMORY_TAGS 1 60 #define CONFIG_INITRD_TAG 1 61 #define CONFIG_REVISION_TAG 1 62 63 /* 64 * Size of malloc() pool 65 */ 66 #define CONFIG_ENV_SIZE SZ_128K /* Total Size Environment */ 67 /* Sector */ 68 #define CONFIG_SYS_MALLOC_LEN (CONFIG_ENV_SIZE + SZ_128K) 69 #define CONFIG_SYS_GBL_DATA_SIZE 128 /* bytes reserved for */ 70 /* initial data */ 71 72 /* 73 * Hardware drivers 74 */ 75 76 /* 77 * NS16550 Configuration 78 */ 79 #define V_NS16550_CLK 48000000 /* 48MHz (APLL96/2) */ 80 81 #define CONFIG_SYS_NS16550 82 #define CONFIG_SYS_NS16550_SERIAL 83 #define CONFIG_SYS_NS16550_REG_SIZE (-4) 84 #define CONFIG_SYS_NS16550_CLK V_NS16550_CLK 85 86 /* 87 * select serial console configuration 88 */ 89 #define CONFIG_CONS_INDEX 3 90 #define CONFIG_SYS_NS16550_COM3 OMAP34XX_UART3 91 #define CONFIG_SERIAL3 3 /* UART3 */ 92 93 /* allow to overwrite serial and ethaddr */ 94 #define CONFIG_ENV_OVERWRITE 95 #define CONFIG_BAUDRATE 115200 96 #define CONFIG_SYS_BAUDRATE_TABLE {4800, 9600, 19200, 38400, 57600,\ 97 115200} 98 #define CONFIG_MMC 1 99 #define CONFIG_OMAP3_MMC 1 100 #define CONFIG_DOS_PARTITION 1 101 102 /* commands to include */ 103 #include <config_cmd_default.h> 104 105 #define CONFIG_CMD_EXT2 /* EXT2 Support */ 106 #define CONFIG_CMD_FAT /* FAT support */ 107 #define CONFIG_CMD_JFFS2 /* JFFS2 Support */ 108 109 #define CONFIG_CMD_I2C /* I2C serial bus support */ 110 #define CONFIG_CMD_MMC /* MMC support */ 111 #define CONFIG_CMD_NAND /* NAND support */ 112 #define CONFIG_CMD_NAND_LOCK_UNLOCK /* Enable lock/unlock support */ 113 114 #undef CONFIG_CMD_FLASH /* flinfo, erase, protect */ 115 #undef CONFIG_CMD_FPGA /* FPGA configuration Support */ 116 #undef CONFIG_CMD_IMI /* iminfo */ 117 #undef CONFIG_CMD_IMLS /* List all found images */ 118 #undef CONFIG_CMD_NET /* bootp, tftpboot, rarpboot */ 119 #undef CONFIG_CMD_NFS /* NFS support */ 120 121 #define CONFIG_SYS_NO_FLASH 122 #define CONFIG_SYS_I2C_SPEED 100000 123 #define CONFIG_SYS_I2C_SLAVE 1 124 #define CONFIG_SYS_I2C_BUS 0 125 #define CONFIG_SYS_I2C_BUS_SELECT 1 126 #define CONFIG_DRIVER_OMAP34XX_I2C 1 127 128 /* 129 * Board NAND Info. 130 */ 131 #define CONFIG_NAND_OMAP_GPMC 132 #define CONFIG_SYS_NAND_ADDR NAND_BASE /* physical address */ 133 /* to access nand */ 134 #define CONFIG_SYS_NAND_BASE NAND_BASE /* physical address */ 135 /* to access nand at */ 136 /* CS0 */ 137 #define GPMC_NAND_ECC_LP_x16_LAYOUT 1 138 139 #define CONFIG_SYS_MAX_NAND_DEVICE 1 /* Max number of NAND */ 140 /* devices */ 141 #define SECTORSIZE 512 142 143 #define NAND_ALLOW_ERASE_ALL 144 #define ADDR_COLUMN 1 145 #define ADDR_PAGE 2 146 #define ADDR_COLUMN_PAGE 3 147 148 #define NAND_ChipID_UNKNOWN 0x00 149 #define NAND_MAX_FLOORS 1 150 #define NAND_MAX_CHIPS 1 151 #define NAND_NO_RB 1 152 #define CONFIG_SYS_NAND_WP 153 154 #define CONFIG_JFFS2_NAND 155 /* nand device jffs2 lives on */ 156 #define CONFIG_JFFS2_DEV "nand0" 157 /* start of jffs2 partition */ 158 #define CONFIG_JFFS2_PART_OFFSET 0x680000 159 #define CONFIG_JFFS2_PART_SIZE 0xf980000 /* size of jffs2 */ 160 /* partition */ 161 162 /* Environment information */ 163 #define CONFIG_BOOTDELAY 10 164 165 #define CONFIG_EXTRA_ENV_SETTINGS \ 166 "loadaddr=0x82000000\0" \ 167 "console=ttyS2,115200n8\0" \ 168 "videomode=1024x768@60,vxres=1024,vyres=768\0" \ 169 "videospec=omapfb:vram:2M,vram:4M\0" \ 170 "mmcargs=setenv bootargs console=${console} " \ 171 "video=${videospec},mode:${videomode} " \ 172 "root=/dev/mmcblk0p2 rw " \ 173 "rootfstype=ext3 rootwait\0" \ 174 "nandargs=setenv bootargs console=${console} " \ 175 "video=${videospec},mode:${videomode} " \ 176 "root=/dev/mtdblock4 rw " \ 177 "rootfstype=jffs2\0" \ 178 "loadbootscript=fatload mmc 0 ${loadaddr} boot.scr\0" \ 179 "bootscript=echo Running bootscript from mmc ...; " \ 180 "source ${loadaddr}\0" \ 181 "loaduimage=fatload mmc 0 ${loadaddr} uImage\0" \ 182 "mmcboot=echo Booting from mmc ...; " \ 183 "run mmcargs; " \ 184 "bootm ${loadaddr}\0" \ 185 "nandboot=echo Booting from nand ...; " \ 186 "run nandargs; " \ 187 "nand read ${loadaddr} 280000 400000; " \ 188 "bootm ${loadaddr}\0" \ 189 190 #define CONFIG_BOOTCOMMAND \ 191 "if mmc init; then " \ 192 "if run loadbootscript; then " \ 193 "run bootscript; " \ 194 "else " \ 195 "if run loaduimage; then " \ 196 "run mmcboot; " \ 197 "else run nandboot; " \ 198 "fi; " \ 199 "fi; " \ 200 "else run nandboot; fi" 201 202 #define CONFIG_AUTO_COMPLETE 1 203 /* 204 * Miscellaneous configurable options 205 */ 206 #define V_PROMPT "OMAP3 Zoom1# " 207 208 #define CONFIG_SYS_LONGHELP /* undef to save memory */ 209 #define CONFIG_SYS_HUSH_PARSER /* use "hush" command parser */ 210 #define CONFIG_SYS_PROMPT_HUSH_PS2 "> " 211 #define CONFIG_SYS_PROMPT V_PROMPT 212 #define CONFIG_SYS_CBSIZE 256 /* Console I/O Buffer Size */ 213 /* Print Buffer Size */ 214 #define CONFIG_SYS_PBSIZE (CONFIG_SYS_CBSIZE + \ 215 sizeof(CONFIG_SYS_PROMPT) + 16) 216 #define CONFIG_SYS_MAXARGS 16 /* max number of command args */ 217 /* Boot Argument Buffer Size */ 218 #define CONFIG_SYS_BARGSIZE (CONFIG_SYS_CBSIZE) 219 220 #define CONFIG_SYS_MEMTEST_START (OMAP34XX_SDRC_CS0) /* memtest */ 221 /* works on */ 222 #define CONFIG_SYS_MEMTEST_END (OMAP34XX_SDRC_CS0 + \ 223 0x01F00000) /* 31MB */ 224 225 #define CONFIG_SYS_LOAD_ADDR (OMAP34XX_SDRC_CS0) /* default */ 226 /* load address */ 227 228 /* 229 * OMAP3 has 12 GP timers, they can be driven by the system clock 230 * (12/13/16.8/19.2/38.4MHz) or by 32KHz clock. We use 13MHz (V_SCLK). 231 * This rate is divided by a local divisor. 232 */ 233 #define CONFIG_SYS_TIMERBASE OMAP34XX_GPT2 234 #define CONFIG_SYS_PTV 2 /* Divisor: 2^(PTV+1) => 8 */ 235 #define CONFIG_SYS_HZ 1000 236 237 /*----------------------------------------------------------------------- 238 * Stack sizes 239 * 240 * The stack sizes are set up in start.S using the settings below 241 */ 242 #define CONFIG_STACKSIZE SZ_128K /* regular stack */ 243 #ifdef CONFIG_USE_IRQ 244 #define CONFIG_STACKSIZE_IRQ SZ_4K /* IRQ stack */ 245 #define CONFIG_STACKSIZE_FIQ SZ_4K /* FIQ stack */ 246 #endif 247 248 /*----------------------------------------------------------------------- 249 * Physical Memory Map 250 */ 251 #define CONFIG_NR_DRAM_BANKS 2 /* CS1 may or may not be populated */ 252 #define PHYS_SDRAM_1 OMAP34XX_SDRC_CS0 253 #define PHYS_SDRAM_1_SIZE SZ_32M /* at least 32 meg */ 254 #define PHYS_SDRAM_2 OMAP34XX_SDRC_CS1 255 256 /* SDRAM Bank Allocation method */ 257 #define SDRC_R_B_C 1 258 259 /*----------------------------------------------------------------------- 260 * FLASH and environment organization 261 */ 262 263 /* **** PISMO SUPPORT *** */ 264 265 /* Configure the PISMO */ 266 #define PISMO1_NAND_SIZE GPMC_SIZE_128M 267 #define PISMO1_ONEN_SIZE GPMC_SIZE_128M 268 269 #define CONFIG_SYS_MAX_FLASH_SECT 520 /* max number of sectors on */ 270 /* one chip */ 271 #define CONFIG_SYS_MAX_FLASH_BANKS 2 /* max number of flash banks */ 272 #define CONFIG_SYS_MONITOR_LEN SZ_256K /* Reserve 2 sectors */ 273 274 #define CONFIG_SYS_FLASH_BASE boot_flash_base 275 276 /* Monitor at start of flash */ 277 #define CONFIG_SYS_MONITOR_BASE CONFIG_SYS_FLASH_BASE 278 #define CONFIG_SYS_ONENAND_BASE ONENAND_MAP 279 280 #define CONFIG_ENV_IS_IN_NAND 1 281 #define ONENAND_ENV_OFFSET 0x260000 /* environment starts here */ 282 #define SMNAND_ENV_OFFSET 0x260000 /* environment starts here */ 283 284 #define CONFIG_SYS_ENV_SECT_SIZE boot_flash_sec 285 #define CONFIG_ENV_OFFSET boot_flash_off 286 #define CONFIG_ENV_ADDR SMNAND_ENV_OFFSET 287 288 /*----------------------------------------------------------------------- 289 * CFI FLASH driver setup 290 */ 291 /* timeout values are in ticks */ 292 #define CONFIG_SYS_FLASH_ERASE_TOUT (100 * CONFIG_SYS_HZ) 293 #define CONFIG_SYS_FLASH_WRITE_TOUT (100 * CONFIG_SYS_HZ) 294 295 /* Flash banks JFFS2 should use */ 296 #define CONFIG_SYS_MAX_MTD_BANKS (CONFIG_SYS_MAX_FLASH_BANKS + \ 297 CONFIG_SYS_MAX_NAND_DEVICE) 298 #define CONFIG_SYS_JFFS2_MEM_NAND 299 /* use flash_info[2] */ 300 #define CONFIG_SYS_JFFS2_FIRST_BANK CONFIG_SYS_MAX_FLASH_BANKS 301 #define CONFIG_SYS_JFFS2_NUM_BANKS 1 302 303 #ifndef __ASSEMBLY__ 304 extern gpmc_csx_t *nand_cs_base; 305 extern gpmc_t *gpmc_cfg_base; 306 extern unsigned int boot_flash_base; 307 extern volatile unsigned int boot_flash_env_addr; 308 extern unsigned int boot_flash_off; 309 extern unsigned int boot_flash_sec; 310 extern unsigned int boot_flash_type; 311 #endif 312 313 #endif /* __CONFIG_H */ 314