1 /* 2 * (C) Copyright 2011 CompuLab, Ltd. 3 * Mike Rapoport <mike@compulab.co.il> 4 * Igor Grinberg <grinberg@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 and CM-T3730 boards 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. 30 */ 31 32 #ifndef __CONFIG_H 33 #define __CONFIG_H 34 35 /* 36 * High Level Configuration Options 37 */ 38 #define CONFIG_OMAP /* in a TI OMAP core */ 39 #define CONFIG_OMAP34XX /* which is a 34XX */ 40 #define CONFIG_CM_T3X /* working with CM-T35 and CM-T3730 */ 41 42 #define CONFIG_SYS_TEXT_BASE 0x80008000 43 44 #define CONFIG_SDRC /* The chip has SDRC controller */ 45 46 #include <asm/arch/cpu.h> /* get chip and board defs */ 47 #include <asm/arch/omap3.h> 48 49 /* 50 * Display CPU and Board information 51 */ 52 #define CONFIG_DISPLAY_CPUINFO 53 #define CONFIG_DISPLAY_BOARDINFO 54 55 /* Clock Defines */ 56 #define V_OSCK 26000000 /* Clock output from T2 */ 57 #define V_SCLK (V_OSCK >> 1) 58 59 #undef CONFIG_USE_IRQ /* no support for IRQs */ 60 #define CONFIG_MISC_INIT_R 61 62 #define CONFIG_OF_LIBFDT 1 63 /* 64 * The early kernel mapping on ARM currently only maps from the base of DRAM 65 * to the end of the kernel image. The kernel is loaded at DRAM base + 0x8000. 66 * The early kernel pagetable uses DRAM base + 0x4000 to DRAM base + 0x8000, 67 * so that leaves DRAM base to DRAM base + 0x4000 available. 68 */ 69 #define CONFIG_SYS_BOOTMAPSZ 0x4000 70 71 #define CONFIG_CMDLINE_TAG /* enable passing of ATAGs */ 72 #define CONFIG_SETUP_MEMORY_TAGS 73 #define CONFIG_INITRD_TAG 74 #define CONFIG_REVISION_TAG 75 76 /* 77 * Size of malloc() pool 78 */ 79 #define CONFIG_ENV_SIZE (128 << 10) /* 128 KiB */ 80 /* Sector */ 81 #define CONFIG_SYS_MALLOC_LEN (CONFIG_ENV_SIZE + (128 << 10)) 82 83 /* 84 * Hardware drivers 85 */ 86 87 /* 88 * NS16550 Configuration 89 */ 90 #define V_NS16550_CLK 48000000 /* 48MHz (APLL96/2) */ 91 92 #define CONFIG_SYS_NS16550 93 #define CONFIG_SYS_NS16550_SERIAL 94 #define CONFIG_SYS_NS16550_REG_SIZE (-4) 95 #define CONFIG_SYS_NS16550_CLK V_NS16550_CLK 96 97 /* 98 * select serial console configuration 99 */ 100 #define CONFIG_CONS_INDEX 3 101 #define CONFIG_SYS_NS16550_COM3 OMAP34XX_UART3 102 #define CONFIG_SERIAL3 3 /* UART3 */ 103 104 /* allow to overwrite serial and ethaddr */ 105 #define CONFIG_ENV_OVERWRITE 106 #define CONFIG_BAUDRATE 115200 107 #define CONFIG_SYS_BAUDRATE_TABLE {4800, 9600, 19200, 38400, 57600,\ 108 115200} 109 110 #define CONFIG_GENERIC_MMC 111 #define CONFIG_MMC 112 #define CONFIG_OMAP_HSMMC 113 #define CONFIG_DOS_PARTITION 114 115 /* USB */ 116 #define CONFIG_MUSB_UDC 117 #define CONFIG_USB_OMAP3 118 #define CONFIG_TWL4030_USB 119 120 /* USB device configuration */ 121 #define CONFIG_USB_DEVICE 122 #define CONFIG_USB_TTY 123 #define CONFIG_SYS_CONSOLE_IS_IN_ENV 124 125 /* commands to include */ 126 #include <config_cmd_default.h> 127 128 #define CONFIG_CMD_CACHE 129 #define CONFIG_CMD_EXT2 /* EXT2 Support */ 130 #define CONFIG_CMD_FAT /* FAT support */ 131 #define CONFIG_CMD_JFFS2 /* JFFS2 Support */ 132 #define CONFIG_CMD_MTDPARTS /* Enable MTD parts commands */ 133 #define CONFIG_MTD_DEVICE /* needed for mtdparts commands */ 134 #define MTDIDS_DEFAULT "nand0=nand" 135 #define MTDPARTS_DEFAULT "mtdparts=nand:512k(x-loader),"\ 136 "1920k(u-boot),128k(u-boot-env),"\ 137 "4m(kernel),-(fs)" 138 139 #define CONFIG_CMD_I2C /* I2C serial bus support */ 140 #define CONFIG_CMD_MMC /* MMC support */ 141 #define CONFIG_CMD_NAND /* NAND support */ 142 #define CONFIG_CMD_DHCP 143 #define CONFIG_CMD_PING 144 145 #undef CONFIG_CMD_FLASH /* flinfo, erase, protect */ 146 #undef CONFIG_CMD_FPGA /* FPGA configuration Support */ 147 #undef CONFIG_CMD_IMLS /* List all found images */ 148 149 #define CONFIG_SYS_NO_FLASH 150 #define CONFIG_HARD_I2C 151 #define CONFIG_SYS_I2C_SPEED 100000 152 #define CONFIG_SYS_I2C_SLAVE 1 153 #define CONFIG_SYS_I2C_BUS 0 154 #define CONFIG_SYS_I2C_BUS_SELECT 1 155 #define CONFIG_DRIVER_OMAP34XX_I2C 156 157 /* 158 * TWL4030 159 */ 160 #define CONFIG_TWL4030_POWER 161 #define CONFIG_TWL4030_LED 162 163 /* 164 * Board NAND Info. 165 */ 166 #define CONFIG_SYS_NAND_QUIET_TEST 167 #define CONFIG_NAND_OMAP_GPMC 168 #define CONFIG_SYS_NAND_ADDR NAND_BASE /* physical address */ 169 /* to access nand */ 170 #define CONFIG_SYS_NAND_BASE NAND_BASE /* physical address */ 171 /* to access nand at */ 172 /* CS0 */ 173 #define GPMC_NAND_ECC_LP_x16_LAYOUT 174 175 #define CONFIG_SYS_MAX_NAND_DEVICE 1 /* Max number of NAND */ 176 /* devices */ 177 #define CONFIG_JFFS2_NAND 178 /* nand device jffs2 lives on */ 179 #define CONFIG_JFFS2_DEV "nand0" 180 /* start of jffs2 partition */ 181 #define CONFIG_JFFS2_PART_OFFSET 0x680000 182 #define CONFIG_JFFS2_PART_SIZE 0xf980000 /* size of jffs2 */ 183 /* partition */ 184 185 /* Environment information */ 186 #define CONFIG_BOOTDELAY 10 187 188 #define CONFIG_EXTRA_ENV_SETTINGS \ 189 "loadaddr=0x82000000\0" \ 190 "usbtty=cdc_acm\0" \ 191 "console=ttyS2,115200n8\0" \ 192 "mpurate=500\0" \ 193 "vram=12M\0" \ 194 "dvimode=1024x768MR-16@60\0" \ 195 "defaultdisplay=dvi\0" \ 196 "mmcdev=0\0" \ 197 "mmcroot=/dev/mmcblk0p2 rw\0" \ 198 "mmcrootfstype=ext3 rootwait\0" \ 199 "nandroot=/dev/mtdblock4 rw\0" \ 200 "nandrootfstype=jffs2\0" \ 201 "mmcargs=setenv bootargs console=${console} " \ 202 "mpurate=${mpurate} " \ 203 "vram=${vram} " \ 204 "omapfb.mode=dvi:${dvimode} " \ 205 "omapfb.debug=y " \ 206 "omapdss.def_disp=${defaultdisplay} " \ 207 "root=${mmcroot} " \ 208 "rootfstype=${mmcrootfstype}\0" \ 209 "nandargs=setenv bootargs console=${console} " \ 210 "mpurate=${mpurate} " \ 211 "vram=${vram} " \ 212 "omapfb.mode=dvi:${dvimode} " \ 213 "omapfb.debug=y " \ 214 "omapdss.def_disp=${defaultdisplay} " \ 215 "root=${nandroot} " \ 216 "rootfstype=${nandrootfstype}\0" \ 217 "loadbootscript=fatload mmc ${mmcdev} ${loadaddr} boot.scr\0" \ 218 "bootscript=echo Running bootscript from mmc ...; " \ 219 "source ${loadaddr}\0" \ 220 "loaduimage=fatload mmc ${mmcdev} ${loadaddr} uImage\0" \ 221 "mmcboot=echo Booting from mmc ...; " \ 222 "run mmcargs; " \ 223 "bootm ${loadaddr}\0" \ 224 "nandboot=echo Booting from nand ...; " \ 225 "run nandargs; " \ 226 "nand read ${loadaddr} 280000 400000; " \ 227 "bootm ${loadaddr}\0" \ 228 229 #define CONFIG_BOOTCOMMAND \ 230 "if mmc rescan ${mmcdev}; then " \ 231 "if run loadbootscript; then " \ 232 "run bootscript; " \ 233 "else " \ 234 "if run loaduimage; then " \ 235 "run mmcboot; " \ 236 "else run nandboot; " \ 237 "fi; " \ 238 "fi; " \ 239 "else run nandboot; fi" 240 241 /* 242 * Miscellaneous configurable options 243 */ 244 #define CONFIG_AUTO_COMPLETE 245 #define CONFIG_CMDLINE_EDITING 246 #define CONFIG_TIMESTAMP 247 #define CONFIG_SYS_AUTOLOAD "no" 248 #define CONFIG_SYS_LONGHELP /* undef to save memory */ 249 #define CONFIG_SYS_HUSH_PARSER /* use "hush" command parser */ 250 #define CONFIG_SYS_PROMPT_HUSH_PS2 "> " 251 #define CONFIG_SYS_PROMPT "CM-T3x # " 252 #define CONFIG_SYS_CBSIZE 256 /* Console I/O Buffer Size */ 253 /* Print Buffer Size */ 254 #define CONFIG_SYS_PBSIZE (CONFIG_SYS_CBSIZE + \ 255 sizeof(CONFIG_SYS_PROMPT) + 16) 256 #define CONFIG_SYS_MAXARGS 16 /* max number of command args */ 257 /* Boot Argument Buffer Size */ 258 #define CONFIG_SYS_BARGSIZE (CONFIG_SYS_CBSIZE) 259 260 #define CONFIG_SYS_MEMTEST_START (OMAP34XX_SDRC_CS0) /* memtest */ 261 /* works on */ 262 #define CONFIG_SYS_MEMTEST_END (OMAP34XX_SDRC_CS0 + \ 263 0x01F00000) /* 31MB */ 264 265 #define CONFIG_SYS_LOAD_ADDR (OMAP34XX_SDRC_CS0) /* default */ 266 /* load address */ 267 268 /* 269 * OMAP3 has 12 GP timers, they can be driven by the system clock 270 * (12/13/16.8/19.2/38.4MHz) or by 32KHz clock. We use 13MHz (V_SCLK). 271 * This rate is divided by a local divisor. 272 */ 273 #define CONFIG_SYS_TIMERBASE (OMAP34XX_GPT2) 274 #define CONFIG_SYS_PTV 2 /* Divisor: 2^(PTV+1) => 8 */ 275 #define CONFIG_SYS_HZ 1000 276 277 /*----------------------------------------------------------------------- 278 * Stack sizes 279 * 280 * The stack sizes are set up in start.S using the settings below 281 */ 282 #define CONFIG_STACKSIZE (128 << 10) /* regular stack 128 KiB */ 283 284 /*----------------------------------------------------------------------- 285 * Physical Memory Map 286 */ 287 #define CONFIG_NR_DRAM_BANKS 1 /* CS1 is never populated */ 288 #define PHYS_SDRAM_1 OMAP34XX_SDRC_CS0 289 #define PHYS_SDRAM_1_SIZE (32 << 20) /* at least 32 MiB */ 290 291 /*----------------------------------------------------------------------- 292 * FLASH and environment organization 293 */ 294 295 /* **** PISMO SUPPORT *** */ 296 297 /* Configure the PISMO */ 298 #define PISMO1_NAND_SIZE GPMC_SIZE_128M 299 #define PISMO1_ONEN_SIZE GPMC_SIZE_128M 300 301 #define CONFIG_SYS_MONITOR_LEN (256 << 10) /* Reserve 2 sectors */ 302 303 #if defined(CONFIG_CMD_NAND) 304 #define CONFIG_SYS_FLASH_BASE PISMO1_NAND_BASE 305 #endif 306 307 /* Monitor at start of flash */ 308 #define CONFIG_SYS_MONITOR_BASE CONFIG_SYS_FLASH_BASE 309 #define CONFIG_SYS_ONENAND_BASE ONENAND_MAP 310 311 #define CONFIG_ENV_IS_IN_NAND 312 #define ONENAND_ENV_OFFSET 0x260000 /* environment starts here */ 313 #define SMNAND_ENV_OFFSET 0x260000 /* environment starts here */ 314 315 #define CONFIG_SYS_ENV_SECT_SIZE (128 << 10) /* 128 KiB */ 316 #define CONFIG_ENV_OFFSET SMNAND_ENV_OFFSET 317 #define CONFIG_ENV_ADDR SMNAND_ENV_OFFSET 318 319 #if defined(CONFIG_CMD_NET) 320 #define CONFIG_SMC911X 321 #define CONFIG_SMC911X_32_BIT 322 #define CM_T3X_SMC911X_BASE 0x2C000000 323 #define SB_T35_SMC911X_BASE (CM_T3X_SMC911X_BASE + (16 << 20)) 324 #define CONFIG_SMC911X_BASE CM_T3X_SMC911X_BASE 325 #endif /* (CONFIG_CMD_NET) */ 326 327 /* additions for new relocation code, must be added to all boards */ 328 #define CONFIG_SYS_SDRAM_BASE PHYS_SDRAM_1 329 #define CONFIG_SYS_INIT_RAM_ADDR 0x4020f800 330 #define CONFIG_SYS_INIT_RAM_SIZE 0x800 331 #define CONFIG_SYS_INIT_SP_ADDR (CONFIG_SYS_INIT_RAM_ADDR + \ 332 CONFIG_SYS_INIT_RAM_SIZE - \ 333 GENERATED_GBL_DATA_SIZE) 334 335 /* Status LED */ 336 #define CONFIG_STATUS_LED /* Status LED enabled */ 337 #define CONFIG_BOARD_SPECIFIC_LED 338 #define STATUS_LED_GREEN 0 339 #define STATUS_LED_BIT STATUS_LED_GREEN 340 #define STATUS_LED_STATE STATUS_LED_ON 341 #define STATUS_LED_PERIOD (CONFIG_SYS_HZ / 2) 342 #define STATUS_LED_BOOT STATUS_LED_BIT 343 #define GREEN_LED_GPIO 186 /* CM-T35 Green LED is GPIO186 */ 344 345 /* GPIO banks */ 346 #ifdef CONFIG_STATUS_LED 347 #define CONFIG_OMAP3_GPIO_6 /* GPIO186 is in GPIO bank 6 */ 348 #endif 349 350 #endif /* __CONFIG_H */ 351