1 /* 2 * (C) Copyright 2010 3 * CompuLab, Ltd. 4 * Mike Rapoport <mike@compulab.co.il> 5 * 6 * Based on omap3_beagle.h 7 * (C) Copyright 2006-2008 8 * Texas Instruments. 9 * Richard Woodruff <r-woodruff2@ti.com> 10 * Syed Mohammed Khasim <x0khasim@ti.com> 11 * 12 * Configuration settings for the CompuLab CM-T35 board 13 * 14 * See file CREDITS for list of people who contributed to this 15 * project. 16 * 17 * This program is free software; you can redistribute it and/or 18 * modify it under the terms of the GNU General Public License as 19 * published by the Free Software Foundation; either version 2 of 20 * the License, or (at your option) any later version. 21 * 22 * This program is distributed in the hope that it will be useful, 23 * but WITHOUT ANY WARRANTY; without even the implied warranty of 24 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the 25 * GNU General Public License for more details. 26 * 27 * You should have received a copy of the GNU General Public License 28 * along with this program; if not, write to the Free Software 29 * Foundation, Inc., 59 Temple Place, Suite 330, Boston, 30 * MA 02111-1307 USA 31 */ 32 33 #ifndef __CONFIG_H 34 #define __CONFIG_H 35 36 /* 37 * High Level Configuration Options 38 */ 39 #define CONFIG_ARMV7 1 /* This is an ARM V7 CPU core */ 40 #define CONFIG_OMAP 1 /* in a TI OMAP core */ 41 #define CONFIG_OMAP34XX 1 /* which is a 34XX */ 42 #define CONFIG_OMAP3430 1 /* which is in a 3430 */ 43 #define CONFIG_CM_T35 1 /* working with CM-T35 */ 44 45 #define CONFIG_SYS_TEXT_BASE 0x80008000 46 47 #define CONFIG_SDRC /* The chip has SDRC controller */ 48 49 #include <asm/arch/cpu.h> /* get chip and board defs */ 50 #include <asm/arch/omap3.h> 51 52 /* 53 * Display CPU and Board information 54 */ 55 #define CONFIG_DISPLAY_CPUINFO 1 56 #define CONFIG_DISPLAY_BOARDINFO 1 57 58 /* Clock Defines */ 59 #define V_OSCK 26000000 /* Clock output from T2 */ 60 #define V_SCLK (V_OSCK >> 1) 61 62 #undef CONFIG_USE_IRQ /* no support for IRQs */ 63 #define CONFIG_MISC_INIT_R 64 65 #define CONFIG_OF_LIBFDT 1 66 /* 67 * The early kernel mapping on ARM currently only maps from the base of DRAM 68 * to the end of the kernel image. The kernel is loaded at DRAM base + 0x8000. 69 * The early kernel pagetable uses DRAM base + 0x4000 to DRAM base + 0x8000, 70 * so that leaves DRAM base to DRAM base + 0x4000 available. 71 */ 72 #define CONFIG_SYS_BOOTMAPSZ 0x4000 73 74 #define CONFIG_CMDLINE_TAG 1 /* enable passing of ATAGs */ 75 #define CONFIG_SETUP_MEMORY_TAGS 1 76 #define CONFIG_INITRD_TAG 1 77 #define CONFIG_REVISION_TAG 1 78 79 /* 80 * Size of malloc() pool 81 */ 82 #define CONFIG_ENV_SIZE (128 << 10) /* 128 KiB */ 83 /* Sector */ 84 #define CONFIG_SYS_MALLOC_LEN (CONFIG_ENV_SIZE + (128 << 10)) 85 /* initial data */ 86 87 /* 88 * Hardware drivers 89 */ 90 91 /* 92 * NS16550 Configuration 93 */ 94 #define V_NS16550_CLK 48000000 /* 48MHz (APLL96/2) */ 95 96 #define CONFIG_SYS_NS16550 97 #define CONFIG_SYS_NS16550_SERIAL 98 #define CONFIG_SYS_NS16550_REG_SIZE (-4) 99 #define CONFIG_SYS_NS16550_CLK V_NS16550_CLK 100 101 /* 102 * select serial console configuration 103 */ 104 #define CONFIG_CONS_INDEX 3 105 #define CONFIG_SYS_NS16550_COM3 OMAP34XX_UART3 106 #define CONFIG_SERIAL3 3 /* UART3 */ 107 108 /* allow to overwrite serial and ethaddr */ 109 #define CONFIG_ENV_OVERWRITE 110 #define CONFIG_BAUDRATE 115200 111 #define CONFIG_SYS_BAUDRATE_TABLE {4800, 9600, 19200, 38400, 57600,\ 112 115200} 113 #define CONFIG_GENERIC_MMC 1 114 #define CONFIG_MMC 1 115 #define CONFIG_OMAP_HSMMC 1 116 #define CONFIG_DOS_PARTITION 1 117 118 /* DDR - I use Micron DDR */ 119 #define CONFIG_OMAP3_MICRON_DDR 1 120 121 /* USB */ 122 #define CONFIG_MUSB_UDC 1 123 #define CONFIG_USB_OMAP3 1 124 #define CONFIG_TWL4030_USB 1 125 126 /* USB device configuration */ 127 #define CONFIG_USB_DEVICE 1 128 #define CONFIG_USB_TTY 1 129 #define CONFIG_SYS_CONSOLE_IS_IN_ENV 1 130 131 /* commands to include */ 132 #include <config_cmd_default.h> 133 134 #define CONFIG_CMD_CACHE 135 #define CONFIG_CMD_EXT2 /* EXT2 Support */ 136 #define CONFIG_CMD_FAT /* FAT support */ 137 #define CONFIG_CMD_JFFS2 /* JFFS2 Support */ 138 #define CONFIG_CMD_MTDPARTS /* Enable MTD parts commands */ 139 #define CONFIG_MTD_DEVICE /* needed for mtdparts commands */ 140 #define MTDIDS_DEFAULT "nand0=nand" 141 #define MTDPARTS_DEFAULT "mtdparts=nand:512k(x-loader),"\ 142 "1920k(u-boot),128k(u-boot-env),"\ 143 "4m(kernel),-(fs)" 144 145 #define CONFIG_CMD_I2C /* I2C serial bus support */ 146 #define CONFIG_CMD_MMC /* MMC support */ 147 #define CONFIG_CMD_NAND /* NAND support */ 148 #define CONFIG_CMD_DHCP 149 #define CONFIG_CMD_PING 150 151 #undef CONFIG_CMD_FLASH /* flinfo, erase, protect */ 152 #undef CONFIG_CMD_FPGA /* FPGA configuration Support */ 153 #undef CONFIG_CMD_IMLS /* List all found images */ 154 155 #define CONFIG_SYS_NO_FLASH 156 #define CONFIG_HARD_I2C 1 157 #define CONFIG_SYS_I2C_SPEED 100000 158 #define CONFIG_SYS_I2C_SLAVE 1 159 #define CONFIG_SYS_I2C_BUS 0 160 #define CONFIG_SYS_I2C_BUS_SELECT 1 161 #define CONFIG_DRIVER_OMAP34XX_I2C 1 162 163 /* 164 * TWL4030 165 */ 166 #define CONFIG_TWL4030_POWER 1 167 #define CONFIG_TWL4030_LED 1 168 169 /* 170 * Board NAND Info. 171 */ 172 #define CONFIG_SYS_NAND_QUIET_TEST 1 173 #define CONFIG_NAND_OMAP_GPMC 174 #define CONFIG_SYS_NAND_ADDR NAND_BASE /* physical address */ 175 /* to access nand */ 176 #define CONFIG_SYS_NAND_BASE NAND_BASE /* physical address */ 177 /* to access nand at */ 178 /* CS0 */ 179 #define GPMC_NAND_ECC_LP_x16_LAYOUT 1 180 181 #define CONFIG_SYS_MAX_NAND_DEVICE 1 /* Max number of NAND */ 182 /* devices */ 183 #define CONFIG_JFFS2_NAND 184 /* nand device jffs2 lives on */ 185 #define CONFIG_JFFS2_DEV "nand0" 186 /* start of jffs2 partition */ 187 #define CONFIG_JFFS2_PART_OFFSET 0x680000 188 #define CONFIG_JFFS2_PART_SIZE 0xf980000 /* size of jffs2 */ 189 /* partition */ 190 191 /* Environment information */ 192 #define CONFIG_BOOTDELAY 10 193 194 #define CONFIG_EXTRA_ENV_SETTINGS \ 195 "loadaddr=0x82000000\0" \ 196 "usbtty=cdc_acm\0" \ 197 "console=ttyS2,115200n8\0" \ 198 "mpurate=500\0" \ 199 "vram=12M\0" \ 200 "dvimode=1024x768MR-16@60\0" \ 201 "defaultdisplay=dvi\0" \ 202 "mmcdev=0\0" \ 203 "mmcroot=/dev/mmcblk0p2 rw\0" \ 204 "mmcrootfstype=ext3 rootwait\0" \ 205 "nandroot=/dev/mtdblock4 rw\0" \ 206 "nandrootfstype=jffs2\0" \ 207 "mmcargs=setenv bootargs console=${console} " \ 208 "mpurate=${mpurate} " \ 209 "vram=${vram} " \ 210 "omapfb.mode=dvi:${dvimode} " \ 211 "omapfb.debug=y " \ 212 "omapdss.def_disp=${defaultdisplay} " \ 213 "root=${mmcroot} " \ 214 "rootfstype=${mmcrootfstype}\0" \ 215 "nandargs=setenv bootargs console=${console} " \ 216 "mpurate=${mpurate} " \ 217 "vram=${vram} " \ 218 "omapfb.mode=dvi:${dvimode} " \ 219 "omapfb.debug=y " \ 220 "omapdss.def_disp=${defaultdisplay} " \ 221 "root=${nandroot} " \ 222 "rootfstype=${nandrootfstype}\0" \ 223 "loadbootscript=fatload mmc ${mmcdev} ${loadaddr} boot.scr\0" \ 224 "bootscript=echo Running bootscript from mmc ...; " \ 225 "source ${loadaddr}\0" \ 226 "loaduimage=fatload mmc ${mmcdev} ${loadaddr} uImage\0" \ 227 "mmcboot=echo Booting from mmc ...; " \ 228 "run mmcargs; " \ 229 "bootm ${loadaddr}\0" \ 230 "nandboot=echo Booting from nand ...; " \ 231 "run nandargs; " \ 232 "nand read ${loadaddr} 280000 400000; " \ 233 "bootm ${loadaddr}\0" \ 234 235 #define CONFIG_BOOTCOMMAND \ 236 "if mmc rescan ${mmcdev}; then " \ 237 "if run loadbootscript; then " \ 238 "run bootscript; " \ 239 "else " \ 240 "if run loaduimage; then " \ 241 "run mmcboot; " \ 242 "else run nandboot; " \ 243 "fi; " \ 244 "fi; " \ 245 "else run nandboot; fi" 246 247 #define CONFIG_AUTO_COMPLETE 1 248 /* 249 * Miscellaneous configurable options 250 */ 251 #define CONFIG_SYS_LONGHELP /* undef to save memory */ 252 #define CONFIG_SYS_HUSH_PARSER /* use "hush" command parser */ 253 #define CONFIG_SYS_PROMPT_HUSH_PS2 "> " 254 #define CONFIG_SYS_PROMPT "CM-T35 # " 255 #define CONFIG_SYS_CBSIZE 256 /* Console I/O Buffer Size */ 256 /* Print Buffer Size */ 257 #define CONFIG_SYS_PBSIZE (CONFIG_SYS_CBSIZE + \ 258 sizeof(CONFIG_SYS_PROMPT) + 16) 259 #define CONFIG_SYS_MAXARGS 16 /* max number of command args */ 260 /* Boot Argument Buffer Size */ 261 #define CONFIG_SYS_BARGSIZE (CONFIG_SYS_CBSIZE) 262 263 #define CONFIG_SYS_MEMTEST_START (OMAP34XX_SDRC_CS0) /* memtest */ 264 /* works on */ 265 #define CONFIG_SYS_MEMTEST_END (OMAP34XX_SDRC_CS0 + \ 266 0x01F00000) /* 31MB */ 267 268 #define CONFIG_SYS_LOAD_ADDR (OMAP34XX_SDRC_CS0) /* default */ 269 /* load address */ 270 271 /* 272 * OMAP3 has 12 GP timers, they can be driven by the system clock 273 * (12/13/16.8/19.2/38.4MHz) or by 32KHz clock. We use 13MHz (V_SCLK). 274 * This rate is divided by a local divisor. 275 */ 276 #define CONFIG_SYS_TIMERBASE (OMAP34XX_GPT2) 277 #define CONFIG_SYS_PTV 2 /* Divisor: 2^(PTV+1) => 8 */ 278 #define CONFIG_SYS_HZ 1000 279 280 /*----------------------------------------------------------------------- 281 * Stack sizes 282 * 283 * The stack sizes are set up in start.S using the settings below 284 */ 285 #define CONFIG_STACKSIZE (128 << 10) /* regular stack 128 KiB */ 286 #ifdef CONFIG_USE_IRQ 287 #define CONFIG_STACKSIZE_IRQ (4 << 10) /* IRQ stack 4 KiB */ 288 #define CONFIG_STACKSIZE_FIQ (4 << 10) /* FIQ stack 4 KiB */ 289 #endif 290 291 /*----------------------------------------------------------------------- 292 * Physical Memory Map 293 */ 294 #define CONFIG_NR_DRAM_BANKS 1 /* CS1 is never populated */ 295 #define PHYS_SDRAM_1 OMAP34XX_SDRC_CS0 296 #define PHYS_SDRAM_1_SIZE (32 << 20) /* at least 32 MiB */ 297 298 /* SDRAM Bank Allocation method */ 299 #define SDRC_R_B_C 1 300 301 /*----------------------------------------------------------------------- 302 * FLASH and environment organization 303 */ 304 305 /* **** PISMO SUPPORT *** */ 306 307 /* Configure the PISMO */ 308 #define PISMO1_NAND_SIZE GPMC_SIZE_128M 309 #define PISMO1_ONEN_SIZE GPMC_SIZE_128M 310 311 #define CONFIG_SYS_MONITOR_LEN (256 << 10) /* Reserve 2 sectors */ 312 313 #define CONFIG_SYS_FLASH_BASE boot_flash_base 314 315 /* Monitor at start of flash */ 316 #define CONFIG_SYS_MONITOR_BASE CONFIG_SYS_FLASH_BASE 317 #define CONFIG_SYS_ONENAND_BASE ONENAND_MAP 318 319 #define CONFIG_ENV_IS_IN_NAND 1 320 #define ONENAND_ENV_OFFSET 0x260000 /* environment starts here */ 321 #define SMNAND_ENV_OFFSET 0x260000 /* environment starts here */ 322 323 #define CONFIG_SYS_ENV_SECT_SIZE boot_flash_sec 324 #define CONFIG_ENV_OFFSET boot_flash_off 325 #define CONFIG_ENV_ADDR SMNAND_ENV_OFFSET 326 327 #ifndef __ASSEMBLY__ 328 extern unsigned int boot_flash_base; 329 extern volatile unsigned int boot_flash_env_addr; 330 extern unsigned int boot_flash_off; 331 extern unsigned int boot_flash_sec; 332 extern unsigned int boot_flash_type; 333 #endif 334 335 #if defined(CONFIG_CMD_NET) 336 #define CONFIG_NET_MULTI 337 #define CONFIG_SMC911X 338 #define CONFIG_SMC911X_32_BIT 339 #define CM_T35_SMC911X_BASE 0x2C000000 340 #define SB_T35_SMC911X_BASE (CM_T35_SMC911X_BASE + (16 << 20)) 341 #define CONFIG_SMC911X_BASE CM_T35_SMC911X_BASE 342 #endif /* (CONFIG_CMD_NET) */ 343 344 /* additions for new relocation code, must be added to all boards */ 345 #define CONFIG_SYS_SDRAM_BASE PHYS_SDRAM_1 346 #define CONFIG_SYS_INIT_RAM_ADDR 0x4020f800 347 #define CONFIG_SYS_INIT_RAM_SIZE 0x800 348 #define CONFIG_SYS_INIT_SP_ADDR (CONFIG_SYS_INIT_RAM_ADDR + \ 349 CONFIG_SYS_INIT_RAM_SIZE - \ 350 GENERATED_GBL_DATA_SIZE) 351 352 #endif /* __CONFIG_H */ 353