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 * TWL4030 130 */ 131 #define CONFIG_TWL4030_POWER 1 132 133 /* 134 * Board NAND Info. 135 */ 136 #define CONFIG_NAND_OMAP_GPMC 137 #define CONFIG_SYS_NAND_ADDR NAND_BASE /* physical address */ 138 /* to access nand */ 139 #define CONFIG_SYS_NAND_BASE NAND_BASE /* physical address */ 140 /* to access nand at */ 141 /* CS0 */ 142 #define GPMC_NAND_ECC_LP_x16_LAYOUT 1 143 144 #define CONFIG_SYS_MAX_NAND_DEVICE 1 /* Max number of NAND */ 145 /* devices */ 146 147 #define CONFIG_SYS_64BIT_VSPRINTF /* needed for nand_util.c */ 148 149 #define CONFIG_JFFS2_NAND 150 /* nand device jffs2 lives on */ 151 #define CONFIG_JFFS2_DEV "nand0" 152 /* start of jffs2 partition */ 153 #define CONFIG_JFFS2_PART_OFFSET 0x680000 154 #define CONFIG_JFFS2_PART_SIZE 0xf980000 /* size of jffs2 */ 155 /* partition */ 156 157 /* Environment information */ 158 #define CONFIG_BOOTDELAY 10 159 160 #define CONFIG_EXTRA_ENV_SETTINGS \ 161 "loadaddr=0x82000000\0" \ 162 "console=ttyS2,115200n8\0" \ 163 "videomode=1024x768@60,vxres=1024,vyres=768\0" \ 164 "videospec=omapfb:vram:2M,vram:4M\0" \ 165 "mmcargs=setenv bootargs console=${console} " \ 166 "video=${videospec},mode:${videomode} " \ 167 "root=/dev/mmcblk0p2 rw " \ 168 "rootfstype=ext3 rootwait\0" \ 169 "nandargs=setenv bootargs console=${console} " \ 170 "video=${videospec},mode:${videomode} " \ 171 "root=/dev/mtdblock4 rw " \ 172 "rootfstype=jffs2\0" \ 173 "loadbootscript=fatload mmc 0 ${loadaddr} boot.scr\0" \ 174 "bootscript=echo Running bootscript from mmc ...; " \ 175 "source ${loadaddr}\0" \ 176 "loaduimage=fatload mmc 0 ${loadaddr} uImage\0" \ 177 "mmcboot=echo Booting from mmc ...; " \ 178 "run mmcargs; " \ 179 "bootm ${loadaddr}\0" \ 180 "nandboot=echo Booting from nand ...; " \ 181 "run nandargs; " \ 182 "nand read ${loadaddr} 280000 400000; " \ 183 "bootm ${loadaddr}\0" \ 184 185 #define CONFIG_BOOTCOMMAND \ 186 "if mmc init; then " \ 187 "if run loadbootscript; then " \ 188 "run bootscript; " \ 189 "else " \ 190 "if run loaduimage; then " \ 191 "run mmcboot; " \ 192 "else run nandboot; " \ 193 "fi; " \ 194 "fi; " \ 195 "else run nandboot; fi" 196 197 #define CONFIG_AUTO_COMPLETE 1 198 /* 199 * Miscellaneous configurable options 200 */ 201 #define V_PROMPT "OMAP3 Zoom1# " 202 203 #define CONFIG_SYS_LONGHELP /* undef to save memory */ 204 #define CONFIG_SYS_HUSH_PARSER /* use "hush" command parser */ 205 #define CONFIG_SYS_PROMPT_HUSH_PS2 "> " 206 #define CONFIG_SYS_PROMPT V_PROMPT 207 #define CONFIG_SYS_CBSIZE 256 /* Console I/O Buffer Size */ 208 /* Print Buffer Size */ 209 #define CONFIG_SYS_PBSIZE (CONFIG_SYS_CBSIZE + \ 210 sizeof(CONFIG_SYS_PROMPT) + 16) 211 #define CONFIG_SYS_MAXARGS 16 /* max number of command args */ 212 /* Boot Argument Buffer Size */ 213 #define CONFIG_SYS_BARGSIZE (CONFIG_SYS_CBSIZE) 214 215 #define CONFIG_SYS_MEMTEST_START (OMAP34XX_SDRC_CS0) /* memtest */ 216 /* works on */ 217 #define CONFIG_SYS_MEMTEST_END (OMAP34XX_SDRC_CS0 + \ 218 0x01F00000) /* 31MB */ 219 220 #define CONFIG_SYS_LOAD_ADDR (OMAP34XX_SDRC_CS0) /* default */ 221 /* load address */ 222 223 /* 224 * OMAP3 has 12 GP timers, they can be driven by the system clock 225 * (12/13/16.8/19.2/38.4MHz) or by 32KHz clock. We use 13MHz (V_SCLK). 226 * This rate is divided by a local divisor. 227 */ 228 #define CONFIG_SYS_TIMERBASE OMAP34XX_GPT2 229 #define CONFIG_SYS_PTV 2 /* Divisor: 2^(PTV+1) => 8 */ 230 #define CONFIG_SYS_HZ 1000 231 232 /*----------------------------------------------------------------------- 233 * Stack sizes 234 * 235 * The stack sizes are set up in start.S using the settings below 236 */ 237 #define CONFIG_STACKSIZE SZ_128K /* regular stack */ 238 #ifdef CONFIG_USE_IRQ 239 #define CONFIG_STACKSIZE_IRQ SZ_4K /* IRQ stack */ 240 #define CONFIG_STACKSIZE_FIQ SZ_4K /* FIQ stack */ 241 #endif 242 243 /*----------------------------------------------------------------------- 244 * Physical Memory Map 245 */ 246 #define CONFIG_NR_DRAM_BANKS 2 /* CS1 may or may not be populated */ 247 #define PHYS_SDRAM_1 OMAP34XX_SDRC_CS0 248 #define PHYS_SDRAM_1_SIZE SZ_32M /* at least 32 meg */ 249 #define PHYS_SDRAM_2 OMAP34XX_SDRC_CS1 250 251 /* SDRAM Bank Allocation method */ 252 #define SDRC_R_B_C 1 253 254 /*----------------------------------------------------------------------- 255 * FLASH and environment organization 256 */ 257 258 /* **** PISMO SUPPORT *** */ 259 260 /* Configure the PISMO */ 261 #define PISMO1_NAND_SIZE GPMC_SIZE_128M 262 #define PISMO1_ONEN_SIZE GPMC_SIZE_128M 263 264 #define CONFIG_SYS_MAX_FLASH_SECT 520 /* max number of sectors on */ 265 /* one chip */ 266 #define CONFIG_SYS_MAX_FLASH_BANKS 2 /* max number of flash banks */ 267 #define CONFIG_SYS_MONITOR_LEN SZ_256K /* Reserve 2 sectors */ 268 269 #define CONFIG_SYS_FLASH_BASE boot_flash_base 270 271 /* Monitor at start of flash */ 272 #define CONFIG_SYS_MONITOR_BASE CONFIG_SYS_FLASH_BASE 273 #define CONFIG_SYS_ONENAND_BASE ONENAND_MAP 274 275 #define CONFIG_ENV_IS_IN_NAND 1 276 #define ONENAND_ENV_OFFSET 0x260000 /* environment starts here */ 277 #define SMNAND_ENV_OFFSET 0x260000 /* environment starts here */ 278 279 #define CONFIG_SYS_ENV_SECT_SIZE boot_flash_sec 280 #define CONFIG_ENV_OFFSET boot_flash_off 281 #define CONFIG_ENV_ADDR SMNAND_ENV_OFFSET 282 283 /*----------------------------------------------------------------------- 284 * CFI FLASH driver setup 285 */ 286 /* timeout values are in ticks */ 287 #define CONFIG_SYS_FLASH_ERASE_TOUT (100 * CONFIG_SYS_HZ) 288 #define CONFIG_SYS_FLASH_WRITE_TOUT (100 * CONFIG_SYS_HZ) 289 290 /* Flash banks JFFS2 should use */ 291 #define CONFIG_SYS_MAX_MTD_BANKS (CONFIG_SYS_MAX_FLASH_BANKS + \ 292 CONFIG_SYS_MAX_NAND_DEVICE) 293 #define CONFIG_SYS_JFFS2_MEM_NAND 294 /* use flash_info[2] */ 295 #define CONFIG_SYS_JFFS2_FIRST_BANK CONFIG_SYS_MAX_FLASH_BANKS 296 #define CONFIG_SYS_JFFS2_NUM_BANKS 1 297 298 #ifndef __ASSEMBLY__ 299 extern gpmc_csx_t *nand_cs_base; 300 extern gpmc_t *gpmc_cfg_base; 301 extern unsigned int boot_flash_base; 302 extern volatile unsigned int boot_flash_env_addr; 303 extern unsigned int boot_flash_off; 304 extern unsigned int boot_flash_sec; 305 extern unsigned int boot_flash_type; 306 #endif 307 308 #endif /* __CONFIG_H */ 309