1 /* 2 * am3517_crane.h - Default configuration for AM3517 CraneBoard. 3 * 4 * Author: Srinath.R <srinath@mistralsolutions.com> 5 * 6 * Based on include/configs/am3517evm.h 7 * 8 * Copyright (C) 2011 Mistral Solutions pvt Ltd 9 * 10 * SPDX-License-Identifier: GPL-2.0+ 11 */ 12 13 #ifndef __CONFIG_H 14 #define __CONFIG_H 15 16 /* 17 * High Level Configuration Options 18 */ 19 #define CONFIG_OMAP 1 /* in a TI OMAP core */ 20 #define CONFIG_OMAP3_AM3517CRANE 1 /* working with CRANEBOARD */ 21 #define CONFIG_OMAP_COMMON 22 /* Common ARM Erratas */ 23 #define CONFIG_ARM_ERRATA_454179 24 #define CONFIG_ARM_ERRATA_430973 25 #define CONFIG_ARM_ERRATA_621766 26 27 #define CONFIG_EMIF4 /* The chip has EMIF4 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 1 /* enable passing of ATAGs */ 39 #define CONFIG_SETUP_MEMORY_TAGS 1 40 #define CONFIG_INITRD_TAG 1 41 #define CONFIG_REVISION_TAG 1 42 43 /* 44 * Size of malloc() pool 45 */ 46 #define CONFIG_ENV_SIZE (128 << 10) /* 128 KiB sector */ 47 #define CONFIG_SYS_MALLOC_LEN (CONFIG_ENV_SIZE + (128 << 10)) 48 /* initial data */ 49 /* 50 * DDR related 51 */ 52 #define CONFIG_SYS_CS0_SIZE (256 * 1024 * 1024) 53 54 /* 55 * Hardware drivers 56 */ 57 58 /* 59 * NS16550 Configuration 60 */ 61 #define V_NS16550_CLK 48000000 /* 48MHz (APLL96/2) */ 62 63 #define CONFIG_SYS_NS16550_SERIAL 64 #define CONFIG_SYS_NS16550_REG_SIZE (-4) 65 #define CONFIG_SYS_NS16550_CLK V_NS16550_CLK 66 67 /* 68 * select serial console configuration 69 */ 70 #define CONFIG_CONS_INDEX 3 71 #define CONFIG_SYS_NS16550_COM3 OMAP34XX_UART3 72 #define CONFIG_SERIAL3 3 /* UART3 on CRANEBOARD */ 73 74 /* allow to overwrite serial and ethaddr */ 75 #define CONFIG_ENV_OVERWRITE 76 #define CONFIG_BAUDRATE 115200 77 #define CONFIG_SYS_BAUDRATE_TABLE {4800, 9600, 19200, 38400, 57600,\ 78 115200} 79 #define CONFIG_GENERIC_MMC 1 80 #define CONFIG_MMC 1 81 #define CONFIG_OMAP_HSMMC 1 82 #define CONFIG_DOS_PARTITION 1 83 84 /* 85 * USB configuration 86 * Enable CONFIG_USB_MUSB_HCD for Host functionalities MSC, keyboard 87 * Enable CONFIG_USB_MUSB_UDC for Device functionalities. 88 */ 89 #define CONFIG_USB_AM35X 1 90 #define CONFIG_USB_MUSB_HCD 1 91 92 #ifdef CONFIG_USB_AM35X 93 94 #ifdef CONFIG_USB_MUSB_HCD 95 96 #define CONGIG_CMD_STORAGE 97 98 #ifdef CONFIG_USB_KEYBOARD 99 #define CONFIG_SYS_USB_EVENT_POLL 100 #define CONFIG_PREBOOT "usb start" 101 #endif /* CONFIG_USB_KEYBOARD */ 102 103 #endif /* CONFIG_USB_MUSB_HCD */ 104 105 #ifdef CONFIG_USB_MUSB_UDC 106 /* USB device configuration */ 107 #define CONFIG_USB_DEVICE 1 108 #define CONFIG_USB_TTY 1 109 #define CONFIG_SYS_CONSOLE_IS_IN_ENV 1 110 /* Change these to suit your needs */ 111 #define CONFIG_USBD_VENDORID 0x0451 112 #define CONFIG_USBD_PRODUCTID 0x5678 113 #define CONFIG_USBD_MANUFACTURER "Texas Instruments" 114 #define CONFIG_USBD_PRODUCT_NAME "AM3517CRANE" 115 #endif /* CONFIG_USB_MUSB_UDC */ 116 117 #endif /* CONFIG_USB_AM35X */ 118 119 /* commands to include */ 120 #define CONFIG_CMD_JFFS2 /* JFFS2 Support */ 121 122 #define CONFIG_CMD_NAND /* NAND support */ 123 124 #define CONFIG_SYS_NO_FLASH 125 #define CONFIG_SYS_I2C 126 #define CONFIG_SYS_OMAP24_I2C_SPEED 100000 127 #define CONFIG_SYS_OMAP24_I2C_SLAVE 1 128 #define CONFIG_SYS_I2C_OMAP34XX 129 130 /* 131 * Board NAND Info. 132 */ 133 #define CONFIG_SYS_NAND_ADDR NAND_BASE /* physical address */ 134 /* to access nand */ 135 #define CONFIG_SYS_NAND_BASE NAND_BASE /* physical address */ 136 /* to access */ 137 /* nand at CS0 */ 138 139 #define CONFIG_SYS_MAX_NAND_DEVICE 1 /* Max number of */ 140 /* NAND devices */ 141 142 #define CONFIG_JFFS2_NAND 143 /* nand device jffs2 lives on */ 144 #define CONFIG_JFFS2_DEV "nand0" 145 /* start of jffs2 partition */ 146 #define CONFIG_JFFS2_PART_OFFSET 0x680000 147 #define CONFIG_JFFS2_PART_SIZE 0xf980000 /* sz of jffs2 part */ 148 149 /* Environment information */ 150 151 #define CONFIG_BOOTFILE "uImage" 152 153 #define CONFIG_EXTRA_ENV_SETTINGS \ 154 "loadaddr=0x82000000\0" \ 155 "console=ttyS2,115200n8\0" \ 156 "mmcdev=0\0" \ 157 "mmcargs=setenv bootargs console=${console} " \ 158 "root=/dev/mmcblk0p2 rw " \ 159 "rootfstype=ext3 rootwait\0" \ 160 "nandargs=setenv bootargs console=${console} " \ 161 "root=/dev/mtdblock4 rw " \ 162 "rootfstype=jffs2\0" \ 163 "loadbootscript=fatload mmc ${mmcdev} ${loadaddr} boot.scr\0" \ 164 "bootscript=echo Running bootscript from mmc ...; " \ 165 "source ${loadaddr}\0" \ 166 "loaduimage=fatload mmc ${mmcdev} ${loadaddr} uImage\0" \ 167 "mmcboot=echo Booting from mmc ...; " \ 168 "run mmcargs; " \ 169 "bootm ${loadaddr}\0" \ 170 "nandboot=echo Booting from nand ...; " \ 171 "run nandargs; " \ 172 "nand read ${loadaddr} 280000 400000; " \ 173 "bootm ${loadaddr}\0" \ 174 175 #define CONFIG_BOOTCOMMAND \ 176 "mmc dev ${mmcdev}; if mmc rescan; then " \ 177 "if run loadbootscript; then " \ 178 "run bootscript; " \ 179 "else " \ 180 "if run loaduimage; then " \ 181 "run mmcboot; " \ 182 "else run nandboot; " \ 183 "fi; " \ 184 "fi; " \ 185 "else run nandboot; fi" 186 187 #define CONFIG_AUTO_COMPLETE 1 188 /* 189 * Miscellaneous configurable options 190 */ 191 #define CONFIG_SYS_LONGHELP /* undef to save memory */ 192 #define CONFIG_SYS_CBSIZE 512 /* Console I/O Buffer Size */ 193 /* Print Buffer Size */ 194 #define CONFIG_SYS_PBSIZE (CONFIG_SYS_CBSIZE + \ 195 sizeof(CONFIG_SYS_PROMPT) + 16) 196 #define CONFIG_SYS_MAXARGS 32 /* max number of command */ 197 /* args */ 198 /* Boot Argument Buffer Size */ 199 #define CONFIG_SYS_BARGSIZE (CONFIG_SYS_CBSIZE) 200 /* memtest works on */ 201 #define CONFIG_SYS_MEMTEST_START (OMAP34XX_SDRC_CS0) 202 #define CONFIG_SYS_MEMTEST_END (OMAP34XX_SDRC_CS0 + \ 203 0x01F00000) /* 31MB */ 204 205 #define CONFIG_SYS_LOAD_ADDR (OMAP34XX_SDRC_CS0) /* default load */ 206 /* address */ 207 208 /* 209 * AM3517 has 12 GP timers, they can be driven by the system clock 210 * (12/13/16.8/19.2/38.4MHz) or by 32KHz clock. We use 13MHz (V_SCLK). 211 * This rate is divided by a local divisor. 212 */ 213 #define CONFIG_SYS_TIMERBASE OMAP34XX_GPT2 214 #define CONFIG_SYS_PTV 2 /* Divisor: 2^(PTV+1) => 8 */ 215 216 /*----------------------------------------------------------------------- 217 * Physical Memory Map 218 */ 219 #define CONFIG_NR_DRAM_BANKS 2 /* CS1 may or may not be populated */ 220 #define PHYS_SDRAM_1 OMAP34XX_SDRC_CS0 221 #define PHYS_SDRAM_2 OMAP34XX_SDRC_CS1 222 223 /*----------------------------------------------------------------------- 224 * FLASH and environment organization 225 */ 226 227 /* **** PISMO SUPPORT *** */ 228 #define CONFIG_SYS_MAX_FLASH_SECT 520 /* max number of sectors */ 229 /* on one chip */ 230 #define CONFIG_SYS_MAX_FLASH_BANKS 2 /* max number of flash banks */ 231 #define CONFIG_SYS_MONITOR_LEN (256 << 10) /* Reserve 2 sectors */ 232 233 #define CONFIG_SYS_FLASH_BASE NAND_BASE 234 235 /* Monitor at start of flash */ 236 #define CONFIG_SYS_MONITOR_BASE CONFIG_SYS_FLASH_BASE 237 238 #define CONFIG_NAND_OMAP_GPMC 239 #define CONFIG_ENV_IS_IN_NAND 1 240 #define SMNAND_ENV_OFFSET 0x260000 /* environment starts here */ 241 242 #define CONFIG_SYS_ENV_SECT_SIZE (128 << 10) /* 128 KiB sector */ 243 #define CONFIG_ENV_OFFSET SMNAND_ENV_OFFSET 244 #define CONFIG_ENV_ADDR SMNAND_ENV_OFFSET 245 246 /*----------------------------------------------------------------------- 247 * CFI FLASH driver setup 248 */ 249 /* timeout values are in ticks */ 250 #define CONFIG_SYS_FLASH_ERASE_TOUT (100 * CONFIG_SYS_HZ) 251 #define CONFIG_SYS_FLASH_WRITE_TOUT (100 * CONFIG_SYS_HZ) 252 253 /* Flash banks JFFS2 should use */ 254 #define CONFIG_SYS_MAX_MTD_BANKS (CONFIG_SYS_MAX_FLASH_BANKS + \ 255 CONFIG_SYS_MAX_NAND_DEVICE) 256 #define CONFIG_SYS_JFFS2_MEM_NAND 257 /* use flash_info[2] */ 258 #define CONFIG_SYS_JFFS2_FIRST_BANK CONFIG_SYS_MAX_FLASH_BANKS 259 #define CONFIG_SYS_JFFS2_NUM_BANKS 1 260 261 #define CONFIG_SYS_SDRAM_BASE PHYS_SDRAM_1 262 #define CONFIG_SYS_INIT_RAM_ADDR 0x4020f800 263 #define CONFIG_SYS_INIT_RAM_SIZE 0x800 264 #define CONFIG_SYS_INIT_SP_ADDR (CONFIG_SYS_INIT_RAM_ADDR + \ 265 CONFIG_SYS_INIT_RAM_SIZE - \ 266 GENERATED_GBL_DATA_SIZE) 267 268 /* Defines for SPL */ 269 #define CONFIG_SPL_FRAMEWORK 270 #define CONFIG_SPL_BOARD_INIT 271 #define CONFIG_SPL_NAND_SIMPLE 272 #define CONFIG_SPL_TEXT_BASE 0x40200800 273 #define CONFIG_SPL_MAX_SIZE (SRAM_SCRATCH_SPACE_ADDR - \ 274 CONFIG_SPL_TEXT_BASE) 275 276 #define CONFIG_SPL_BSS_START_ADDR 0x80000000 277 #define CONFIG_SPL_BSS_MAX_SIZE 0x80000 /* 512 KB */ 278 279 #define CONFIG_SYS_MMCSD_RAW_MODE_U_BOOT_SECTOR 0x300 /* address 0x60000 */ 280 #define CONFIG_SYS_U_BOOT_MAX_SIZE_SECTORS 0x200 /* 256 KB */ 281 #define CONFIG_SYS_MMCSD_FS_BOOT_PARTITION 1 282 #define CONFIG_SPL_FS_LOAD_PAYLOAD_NAME "u-boot.img" 283 284 #define CONFIG_SPL_NAND_BASE 285 #define CONFIG_SPL_NAND_DRIVERS 286 #define CONFIG_SPL_NAND_ECC 287 #define CONFIG_SPL_LDSCRIPT "$(CPUDIR)/omap-common/u-boot-spl.lds" 288 289 /* NAND boot config */ 290 #define CONFIG_SYS_NAND_BUSWIDTH_16BIT 291 #define CONFIG_SYS_NAND_5_ADDR_CYCLE 292 #define CONFIG_SYS_NAND_PAGE_COUNT 64 293 #define CONFIG_SYS_NAND_PAGE_SIZE 2048 294 #define CONFIG_SYS_NAND_OOBSIZE 64 295 #define CONFIG_SYS_NAND_BLOCK_SIZE (128*1024) 296 #define CONFIG_SYS_NAND_BAD_BLOCK_POS NAND_LARGE_BADBLOCK_POS 297 #define CONFIG_SYS_NAND_ECCPOS {2, 3, 4, 5, 6, 7, 8, 9,\ 298 10, 11, 12, 13} 299 #define CONFIG_SYS_NAND_ECCSIZE 512 300 #define CONFIG_SYS_NAND_ECCBYTES 3 301 #define CONFIG_NAND_OMAP_ECCSCHEME OMAP_ECC_HAM1_CODE_HW 302 #define CONFIG_SYS_NAND_U_BOOT_START CONFIG_SYS_TEXT_BASE 303 #define CONFIG_SYS_NAND_U_BOOT_OFFS 0x80000 304 305 /* 306 * 1MB into the SDRAM to allow for SPL's bss at the beginning of SDRAM 307 * 64 bytes before this address should be set aside for u-boot.img's 308 * header. That is 0x800FFFC0--0x80100000 should not be used for any 309 * other needs. 310 */ 311 #define CONFIG_SYS_TEXT_BASE 0x80100000 312 #define CONFIG_SYS_SPL_MALLOC_START 0x80208000 313 #define CONFIG_SYS_SPL_MALLOC_SIZE 0x100000 314 315 #endif /* __CONFIG_H */ 316