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