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 * SPDX-License-Identifier: GPL-2.0+ 15 */ 16 17 #ifndef __CONFIG_H 18 #define __CONFIG_H 19 20 #define CONFIG_SYS_CACHELINE_SIZE 64 21 22 /* 23 * High Level Configuration Options 24 */ 25 #define CONFIG_CM_T3X /* working with CM-T35 and CM-T3730 */ 26 27 #define CONFIG_SDRC /* The chip has SDRC controller */ 28 29 #include <asm/arch/cpu.h> /* get chip and board defs */ 30 #include <asm/arch/omap.h> 31 32 /* Clock Defines */ 33 #define V_OSCK 26000000 /* Clock output from T2 */ 34 #define V_SCLK (V_OSCK >> 1) 35 36 #define CONFIG_MISC_INIT_R 37 38 #define CONFIG_CMDLINE_TAG /* enable passing of ATAGs */ 39 #define CONFIG_SETUP_MEMORY_TAGS 40 #define CONFIG_INITRD_TAG 41 #define CONFIG_REVISION_TAG 42 #define CONFIG_SERIAL_TAG 43 44 /* 45 * Size of malloc() pool 46 */ 47 #define CONFIG_ENV_SIZE (16 << 10) /* 16 KiB */ 48 /* Sector */ 49 #define CONFIG_SYS_MALLOC_LEN (CONFIG_ENV_SIZE + (128 << 10)) 50 51 /* 52 * Hardware drivers 53 */ 54 55 /* 56 * NS16550 Configuration 57 */ 58 #define V_NS16550_CLK 48000000 /* 48MHz (APLL96/2) */ 59 60 #define CONFIG_SYS_NS16550_SERIAL 61 #define CONFIG_SYS_NS16550_REG_SIZE (-4) 62 #define CONFIG_SYS_NS16550_CLK V_NS16550_CLK 63 64 /* 65 * select serial console configuration 66 */ 67 #define CONFIG_CONS_INDEX 3 68 #define CONFIG_SYS_NS16550_COM3 OMAP34XX_UART3 69 #define CONFIG_SERIAL3 3 /* UART3 */ 70 71 /* allow to overwrite serial and ethaddr */ 72 #define CONFIG_ENV_OVERWRITE 73 #define CONFIG_SYS_BAUDRATE_TABLE {4800, 9600, 19200, 38400, 57600,\ 74 115200} 75 76 /* USB */ 77 #define CONFIG_USB_OMAP3 78 #define CONFIG_USB_MUSB_UDC 79 #define CONFIG_TWL4030_USB 80 81 /* USB device configuration */ 82 #define CONFIG_USB_DEVICE 83 #define CONFIG_USB_TTY 84 85 /* commands to include */ 86 #define CONFIG_MTD_DEVICE /* needed for mtdparts commands */ 87 #define CONFIG_MTD_PARTITIONS 88 #define MTDIDS_DEFAULT "nand0=nand" 89 #define MTDPARTS_DEFAULT "mtdparts=nand:512k(x-loader),"\ 90 "1920k(u-boot),256k(u-boot-env),"\ 91 "4m(kernel),-(fs)" 92 93 #define CONFIG_SYS_I2C 94 #define CONFIG_SYS_OMAP24_I2C_SPEED 100000 95 #define CONFIG_SYS_OMAP24_I2C_SLAVE 1 96 #define CONFIG_SYS_I2C_EEPROM_ADDR 0x50 97 #define CONFIG_SYS_I2C_EEPROM_ADDR_LEN 1 98 #define CONFIG_SYS_I2C_EEPROM_BUS 0 99 #define CONFIG_I2C_MULTI_BUS 100 101 /* 102 * TWL4030 103 */ 104 #define CONFIG_TWL4030_LED 105 106 /* 107 * Board NAND Info. 108 */ 109 #define CONFIG_NAND_OMAP_GPMC 110 #define CONFIG_SYS_NAND_ADDR NAND_BASE /* physical address */ 111 /* to access nand */ 112 #define CONFIG_SYS_NAND_BASE NAND_BASE /* physical address */ 113 /* to access nand at */ 114 /* CS0 */ 115 #define CONFIG_SYS_MAX_NAND_DEVICE 1 /* Max number of NAND */ 116 /* devices */ 117 118 /* Environment information */ 119 #define CONFIG_EXTRA_ENV_SETTINGS \ 120 "loadaddr=0x82000000\0" \ 121 "usbtty=cdc_acm\0" \ 122 "console=ttyO2,115200n8\0" \ 123 "mpurate=500\0" \ 124 "vram=12M\0" \ 125 "dvimode=1024x768MR-16@60\0" \ 126 "defaultdisplay=dvi\0" \ 127 "mmcdev=0\0" \ 128 "mmcroot=/dev/mmcblk0p2 rw\0" \ 129 "mmcrootfstype=ext4 rootwait\0" \ 130 "nandroot=/dev/mtdblock4 rw\0" \ 131 "nandrootfstype=ubifs\0" \ 132 "mmcargs=setenv bootargs console=${console} " \ 133 "mpurate=${mpurate} " \ 134 "vram=${vram} " \ 135 "omapfb.mode=dvi:${dvimode} " \ 136 "omapdss.def_disp=${defaultdisplay} " \ 137 "root=${mmcroot} " \ 138 "rootfstype=${mmcrootfstype}\0" \ 139 "nandargs=setenv bootargs console=${console} " \ 140 "mpurate=${mpurate} " \ 141 "vram=${vram} " \ 142 "omapfb.mode=dvi:${dvimode} " \ 143 "omapdss.def_disp=${defaultdisplay} " \ 144 "root=${nandroot} " \ 145 "rootfstype=${nandrootfstype}\0" \ 146 "loadbootscript=fatload mmc ${mmcdev} ${loadaddr} boot.scr\0" \ 147 "bootscript=echo Running bootscript from mmc ...; " \ 148 "source ${loadaddr}\0" \ 149 "loaduimage=fatload mmc ${mmcdev} ${loadaddr} uImage\0" \ 150 "mmcboot=echo Booting from mmc ...; " \ 151 "run mmcargs; " \ 152 "bootm ${loadaddr}\0" \ 153 "nandboot=echo Booting from nand ...; " \ 154 "run nandargs; " \ 155 "nand read ${loadaddr} 2a0000 400000; " \ 156 "bootm ${loadaddr}\0" \ 157 158 #define CONFIG_BOOTCOMMAND \ 159 "mmc dev ${mmcdev}; if mmc rescan; then " \ 160 "if run loadbootscript; then " \ 161 "run bootscript; " \ 162 "else " \ 163 "if run loaduimage; then " \ 164 "run mmcboot; " \ 165 "else run nandboot; " \ 166 "fi; " \ 167 "fi; " \ 168 "else run nandboot; fi" 169 170 /* 171 * Miscellaneous configurable options 172 */ 173 #define CONFIG_AUTO_COMPLETE 174 #define CONFIG_CMDLINE_EDITING 175 #define CONFIG_TIMESTAMP 176 #define CONFIG_SYS_AUTOLOAD "no" 177 #define CONFIG_SYS_LONGHELP /* undef to save memory */ 178 179 #define CONFIG_SYS_MEMTEST_START (OMAP34XX_SDRC_CS0) /* memtest */ 180 /* works on */ 181 #define CONFIG_SYS_MEMTEST_END (OMAP34XX_SDRC_CS0 + \ 182 0x01F00000) /* 31MB */ 183 184 #define CONFIG_SYS_LOAD_ADDR (OMAP34XX_SDRC_CS0) /* default */ 185 /* load address */ 186 187 /* 188 * OMAP3 has 12 GP timers, they can be driven by the system clock 189 * (12/13/16.8/19.2/38.4MHz) or by 32KHz clock. We use 13MHz (V_SCLK). 190 * This rate is divided by a local divisor. 191 */ 192 #define CONFIG_SYS_TIMERBASE (OMAP34XX_GPT2) 193 #define CONFIG_SYS_PTV 2 /* Divisor: 2^(PTV+1) => 8 */ 194 195 /*----------------------------------------------------------------------- 196 * Physical Memory Map 197 */ 198 #define CONFIG_NR_DRAM_BANKS 1 /* CS1 is never populated */ 199 #define PHYS_SDRAM_1 OMAP34XX_SDRC_CS0 200 201 /*----------------------------------------------------------------------- 202 * FLASH and environment organization 203 */ 204 205 /* **** PISMO SUPPORT *** */ 206 /* Monitor at start of flash */ 207 #define CONFIG_SYS_MONITOR_BASE CONFIG_SYS_FLASH_BASE 208 #define CONFIG_SYS_MONITOR_LEN (256 << 10) /* Reserve 2 sectors */ 209 210 #define SMNAND_ENV_OFFSET 0x260000 /* environment starts here */ 211 #define CONFIG_ENV_OFFSET SMNAND_ENV_OFFSET 212 #define CONFIG_ENV_ADDR SMNAND_ENV_OFFSET 213 214 #if defined(CONFIG_CMD_NET) 215 #define CONFIG_SMC911X 216 #define CONFIG_SMC911X_32_BIT 217 #define CM_T3X_SMC911X_BASE 0x2C000000 218 #define SB_T35_SMC911X_BASE (CM_T3X_SMC911X_BASE + (16 << 20)) 219 #define CONFIG_SMC911X_BASE CM_T3X_SMC911X_BASE 220 #endif /* (CONFIG_CMD_NET) */ 221 222 /* additions for new relocation code, must be added to all boards */ 223 #define CONFIG_SYS_SDRAM_BASE PHYS_SDRAM_1 224 #define CONFIG_SYS_INIT_RAM_ADDR 0x4020f800 225 #define CONFIG_SYS_INIT_RAM_SIZE 0x800 226 #define CONFIG_SYS_INIT_SP_ADDR (CONFIG_SYS_INIT_RAM_ADDR + \ 227 CONFIG_SYS_INIT_RAM_SIZE - \ 228 GENERATED_GBL_DATA_SIZE) 229 230 /* Status LED */ 231 #define GREEN_LED_GPIO 186 /* CM-T35 Green LED is GPIO186 */ 232 233 #define CONFIG_SPLASHIMAGE_GUARD 234 235 /* Display Configuration */ 236 #define CONFIG_VIDEO_OMAP3 237 #define LCD_BPP LCD_COLOR16 238 239 #define CONFIG_SPLASH_SCREEN 240 #define CONFIG_SPLASH_SOURCE 241 #define CONFIG_BMP_16BPP 242 #define CONFIG_SCF0403_LCD 243 244 /* Defines for SPL */ 245 #define CONFIG_SPL_FRAMEWORK 246 #define CONFIG_SPL_NAND_SIMPLE 247 248 #define CONFIG_SYS_MMCSD_FS_BOOT_PARTITION 1 249 #define CONFIG_SPL_FS_LOAD_PAYLOAD_NAME "u-boot.img" 250 251 #define CONFIG_SPL_NAND_BASE 252 #define CONFIG_SPL_NAND_DRIVERS 253 #define CONFIG_SPL_NAND_ECC 254 255 /* NAND boot config */ 256 #define CONFIG_SYS_NAND_5_ADDR_CYCLE 257 #define CONFIG_SYS_NAND_PAGE_COUNT 64 258 #define CONFIG_SYS_NAND_PAGE_SIZE 2048 259 #define CONFIG_SYS_NAND_OOBSIZE 64 260 #define CONFIG_SYS_NAND_BLOCK_SIZE (128 * 1024) 261 #define CONFIG_SYS_NAND_BAD_BLOCK_POS NAND_LARGE_BADBLOCK_POS 262 /* 263 * Use the ECC/OOB layout from omap_gpmc.h that matches your chip: 264 * SP vs LP, 8bit vs 16bit: GPMC_NAND_HW_ECC_LAYOUT 265 */ 266 #define CONFIG_SYS_NAND_ECCPOS { 1, 2, 3, 4, 5, 6, 7, 8, 9, \ 267 10, 11, 12 } 268 #define CONFIG_SYS_NAND_ECCSIZE 512 269 #define CONFIG_SYS_NAND_ECCBYTES 3 270 #define CONFIG_NAND_OMAP_ECCSCHEME OMAP_ECC_HAM1_CODE_HW 271 272 #define CONFIG_SYS_NAND_U_BOOT_START CONFIG_SYS_TEXT_BASE 273 #define CONFIG_SYS_NAND_U_BOOT_OFFS 0x80000 274 275 #define CONFIG_SPL_TEXT_BASE 0x40200800 276 #define CONFIG_SPL_MAX_SIZE (SRAM_SCRATCH_SPACE_ADDR - \ 277 CONFIG_SPL_TEXT_BASE) 278 279 /* 280 * Use 0x80008000 as TEXT_BASE here for compatibility reasons with the 281 * older x-loader implementations. And move the BSS area so that it 282 * doesn't overlap with TEXT_BASE. 283 */ 284 #define CONFIG_SYS_TEXT_BASE 0x80008000 285 #define CONFIG_SPL_BSS_START_ADDR 0x80100000 286 #define CONFIG_SPL_BSS_MAX_SIZE 0x80000 /* 512 KB */ 287 288 #define CONFIG_SYS_SPL_MALLOC_START 0x80208000 289 #define CONFIG_SYS_SPL_MALLOC_SIZE 0x100000 290 291 /* EEPROM */ 292 #define CONFIG_ENV_EEPROM_IS_ON_I2C 293 #define CONFIG_SYS_I2C_EEPROM_ADDR_LEN 1 294 #define CONFIG_SYS_EEPROM_PAGE_WRITE_BITS 4 295 #define CONFIG_SYS_EEPROM_PAGE_WRITE_DELAY_MS 5 296 #define CONFIG_SYS_EEPROM_SIZE 256 297 298 #endif /* __CONFIG_H */ 299