1 /* 2 * am3517_evm.h - Default configuration for AM3517 EVM board. 3 * 4 * Author: Vaibhav Hiremath <hvaibhav@ti.com> 5 * 6 * Based on omap3_evm_config.h 7 * 8 * Copyright (C) 2010 Texas Instruments Incorporated 9 * 10 * SPDX-License-Identifier: GPL-2.0+ 11 */ 12 13 #ifndef __CONFIG_H 14 #define __CONFIG_H 15 16 /* High Level Configuration Options */ 17 18 #define CONFIG_OMAP 19 #define CONFIG_OMAP_COMMON 20 21 #define CONFIG_SYS_CACHELINE_SIZE 64 22 23 #define CONFIG_SYS_NO_FLASH 24 25 #define CONFIG_NR_DRAM_BANKS 2 /* CS1 may or may not be populated */ 26 27 /* Common ARM Erratas */ 28 #define CONFIG_ARM_ERRATA_454179 29 #define CONFIG_ARM_ERRATA_430973 30 #define CONFIG_ARM_ERRATA_621766 31 32 #define CONFIG_EMIF4 /* The chip has EMIF4 controller */ 33 34 /* 35 * 1MB into the SDRAM to allow for SPL's bss at the beginning of SDRAM 36 * 64 bytes before this address should be set aside for u-boot.img's 37 * header. That is 0x800FFFC0--0x80100000 should not be used for any 38 * other needs. 39 */ 40 #define CONFIG_SYS_TEXT_BASE 0x80100000 41 #define CONFIG_SYS_SPL_MALLOC_START 0x80208000 42 #define CONFIG_SYS_SPL_MALLOC_SIZE 0x100000 43 44 #include <asm/arch/cpu.h> /* get chip and board defs */ 45 #include <asm/arch/omap.h> 46 47 /* Display CPU and Board information */ 48 #define CONFIG_DISPLAY_CPUINFO 49 #define CONFIG_DISPLAY_BOARDINFO 50 #define CONFIG_MISC_INIT_R 51 #define CONFIG_CMDLINE_TAG /* enable passing of ATAGs */ 52 #define CONFIG_SETUP_MEMORY_TAGS 53 #define CONFIG_INITRD_TAG 54 #define CONFIG_REVISION_TAG 55 56 /* Clock Defines */ 57 #define V_OSCK 26000000 /* Clock output from T2 */ 58 #define V_SCLK (V_OSCK >> 1) 59 60 /* Size of malloc() pool */ 61 #define CONFIG_SYS_MALLOC_LEN (16 << 20) 62 63 /* Hardware drivers */ 64 65 /* OMAP GPIO configuration */ 66 #define CONFIG_OMAP_GPIO 67 68 /* NS16550 Configuration */ 69 #define V_NS16550_CLK 48000000 /* 48MHz (APLL96/2) */ 70 #define CONFIG_SYS_NS16550_SERIAL 71 #define CONFIG_SYS_NS16550_REG_SIZE (-4) 72 #define CONFIG_SYS_NS16550_CLK V_NS16550_CLK 73 74 /* select serial console configuration */ 75 #define CONFIG_CONS_INDEX 3 76 #define CONFIG_SYS_NS16550_COM3 OMAP34XX_UART3 77 #define CONFIG_SERIAL3 3 /* UART3 on AM3517 EVM */ 78 79 /* allow to overwrite serial and ethaddr */ 80 #define CONFIG_ENV_OVERWRITE 81 #define CONFIG_BAUDRATE 115200 82 #define CONFIG_SYS_BAUDRATE_TABLE {4800, 9600, 19200, 38400, 57600,\ 83 115200} 84 85 /* SD/MMC */ 86 #define CONFIG_MMC 87 #define CONFIG_GENERIC_MMC 88 #define CONFIG_OMAP_HSMMC 89 #define CONFIG_DOS_PARTITION 90 91 /* 92 * USB configuration 93 * Enable CONFIG_USB_MUSB_HOST for Host functionalities MSC, keyboard 94 * Enable CONFIG_USB_MUSB_GADGET for Device functionalities. 95 */ 96 #define CONFIG_USB_MUSB_AM35X 97 #define CONFIG_USB_MUSB_HOST 98 #define CONFIG_USB_MUSB_PIO_ONLY 99 100 #ifdef CONFIG_USB_MUSB_AM35X 101 102 #ifdef CONFIG_USB_MUSB_HOST 103 #define CONFIG_CMD_USB 104 105 #define CONFIG_USB_STORAGE 106 #define CONGIG_CMD_STORAGE 107 108 #ifdef CONFIG_USB_KEYBOARD 109 #define CONFIG_SYS_USB_EVENT_POLL 110 #define CONFIG_PREBOOT "usb start" 111 #endif /* CONFIG_USB_KEYBOARD */ 112 113 #endif /* CONFIG_USB_MUSB_HOST */ 114 115 #ifdef CONFIG_USB_MUSB_GADGET 116 #define CONFIG_USB_ETHER 117 #define CONFIG_USB_ETH_RNDIS 118 #endif /* CONFIG_USB_MUSB_GADGET */ 119 120 #endif /* CONFIG_USB_MUSB_AM35X */ 121 122 /* commands to include */ 123 #define CONFIG_CMD_NAND 124 #define CONFIG_CMD_CACHE 125 #define CONFIG_CMD_FAT 126 #define CONFIG_CMD_EXT2 127 #define CONFIG_CMD_EXT4 128 #define CONFIG_CMD_EXT4_WRITE 129 #define CONFIG_CMD_FS_GENERIC 130 #define CONFIG_CMD_PART 131 #define CONFIG_CMD_ASKENV 132 #define CONFIG_CMD_BOOTZ 133 #define CONFIG_CMD_I2C 134 #define CONFIG_CMD_MMC 135 #define CONFIG_CMD_DHCP 136 #define CONFIG_CMD_PING 137 #define CONFIG_CMD_MTDPARTS 138 139 /* I2C */ 140 #define CONFIG_SYS_I2C 141 #define CONFIG_SYS_OMAP24_I2C_SPEED 100000 142 #define CONFIG_SYS_OMAP24_I2C_SLAVE 1 143 #define CONFIG_SYS_I2C_OMAP34XX 144 145 /* Ethernet */ 146 #define CONFIG_DRIVER_TI_EMAC 147 #define CONFIG_DRIVER_TI_EMAC_USE_RMII 148 #define CONFIG_MII 149 #define CONFIG_BOOTP_DEFAULT 150 #define CONFIG_BOOTP_DNS 151 #define CONFIG_BOOTP_DNS2 152 #define CONFIG_BOOTP_SEND_HOSTNAME 153 #define CONFIG_NET_RETRY_COUNT 10 154 155 /* Board NAND Info. */ 156 #ifdef CONFIG_NAND 157 #define CONFIG_NAND_OMAP_GPMC 158 #define CONFIG_NAND_OMAP_GPMC_PREFETCH 159 #define CONFIG_BCH 160 #define CONFIG_CMD_UBI /* UBI-formated MTD partition support */ 161 #define CONFIG_CMD_UBIFS /* Read-only UBI volume operations */ 162 #define CONFIG_RBTREE /* required by CONFIG_CMD_UBI */ 163 #define CONFIG_LZO /* required by CONFIG_CMD_UBIFS */ 164 #define CONFIG_SYS_NAND_ADDR NAND_BASE /* physical address */ 165 /* to access nand */ 166 #define CONFIG_SYS_NAND_BASE NAND_BASE /* physical address */ 167 /* to access */ 168 /* nand at CS0 */ 169 #define CONFIG_SYS_MAX_NAND_DEVICE 1 /* Max number of */ 170 /* NAND devices */ 171 #define CONFIG_SYS_NAND_BUSWIDTH_16BIT 172 #define CONFIG_SYS_NAND_5_ADDR_CYCLE 173 #define CONFIG_SYS_NAND_PAGE_COUNT 64 174 #define CONFIG_SYS_NAND_PAGE_SIZE 2048 175 #define CONFIG_SYS_NAND_OOBSIZE 64 176 #define CONFIG_SYS_NAND_BLOCK_SIZE (128 * 1024) 177 #define CONFIG_SYS_NAND_BAD_BLOCK_POS NAND_LARGE_BADBLOCK_POS 178 #define CONFIG_SYS_NAND_ECCPOS { 2, 3, 4, 5, 6, 7, 8, 9, 10, \ 179 11, 12, 13, 14, 16, 17, 18, 19, 20, \ 180 21, 22, 23, 24, 25, 26, 27, 28, 30, \ 181 31, 32, 33, 34, 35, 36, 37, 38, 39, \ 182 40, 41, 42, 44, 45, 46, 47, 48, 49, \ 183 50, 51, 52, 53, 54, 55, 56 } 184 185 #define CONFIG_SYS_NAND_ECCSIZE 512 186 #define CONFIG_SYS_NAND_ECCBYTES 13 187 #define CONFIG_NAND_OMAP_ECCSCHEME OMAP_ECC_BCH8_CODE_HW_DETECTION_SW 188 #define CONFIG_SYS_NAND_MAX_OOBFREE 2 189 #define CONFIG_SYS_NAND_MAX_ECCPOS 56 190 #define CONFIG_SYS_NAND_U_BOOT_START CONFIG_SYS_TEXT_BASE 191 #define CONFIG_SYS_NAND_U_BOOT_OFFS 0x80000 192 #define CONFIG_MTD_PARTITIONS /* required for UBI partition support */ 193 #define CONFIG_MTD_DEVICE /* needed for mtdparts commands */ 194 /* NAND block size is 128 KiB. Synchronize these values with 195 * corresponding Device Tree entries in Linux: 196 * MLO(SPL) 4 * NAND_BLOCK_SIZE = 512 KiB @ 0x000000 197 * U-Boot 15 * NAND_BLOCK_SIZE = 1920 KiB @ 0x080000 198 * U-Boot environment 2 * NAND_BLOCK_SIZE = 256 KiB @ 0x260000 199 * Kernel 64 * NAND_BLOCK_SIZE = 8 MiB @ 0x2A0000 200 * DTB 4 * NAND_BLOCK_SIZE = 512 KiB @ 0xAA0000 201 * RootFS Remaining Flash Space @ 0xB20000 202 */ 203 #define MTDIDS_DEFAULT "nand0=omap2-nand.0" 204 #define MTDPARTS_DEFAULT "mtdparts=omap2-nand.0:" \ 205 "512k(MLO)," \ 206 "1920k(u-boot)," \ 207 "256k(u-boot-env)," \ 208 "8m(kernel)," \ 209 "512k(dtb)," \ 210 "-(rootfs)" 211 #else 212 #define MTDIDS_DEFAULT 213 #define MTDPARTS_DEFAULT 214 #endif /* CONFIG_NAND */ 215 216 /* Environment information */ 217 #define CONFIG_BOOTDELAY 10 218 219 #define CONFIG_BOOTFILE "uImage" 220 221 #define CONFIG_EXTRA_ENV_SETTINGS \ 222 "loadaddr=0x82000000\0" \ 223 "console=ttyO2,115200n8\0" \ 224 "fdtfile=am3517-evm.dtb\0" \ 225 "fdtaddr=0x82C00000\0" \ 226 "vram=16M\0" \ 227 "bootenv=uEnv.txt\0" \ 228 "cmdline=\0" \ 229 "optargs=\0" \ 230 "mtdids=" MTDIDS_DEFAULT "\0" \ 231 "mtdparts=" MTDPARTS_DEFAULT "\0" \ 232 "mmcdev=0\0" \ 233 "mmcpart=1\0" \ 234 "mmcroot=/dev/mmcblk0p2 rw\0" \ 235 "mmcrootfstype=ext4 rootwait fixrtc\0" \ 236 "mmcargs=setenv bootargs console=${console} " \ 237 "${mtdparts} " \ 238 "${optargs} " \ 239 "root=${mmcroot} " \ 240 "rootfstype=${mmcrootfstype} " \ 241 "${cmdline}\0" \ 242 "nandargs=setenv bootargs console=${console} " \ 243 "${mtdparts} " \ 244 "${optargs} " \ 245 "root=ubi0:rootfs rw ubi.mtd=rootfs " \ 246 "rootfstype=ubifs rootwait " \ 247 "${cmdline}\0" \ 248 "loadbootenv=fatload mmc ${mmcdev}:${mmcpart} ${loadaddr} ${bootenv}\0"\ 249 "importbootenv=echo Importing environment from mmc ...; " \ 250 "env import -t ${loadaddr} ${filesize}\0" \ 251 "bootscript=echo Running bootscript from mmc ...; " \ 252 "source ${loadaddr}\0" \ 253 "loadimage=fatload mmc ${mmcdev}:${mmcpart} ${loadaddr} ${bootfile}\0" \ 254 "loadfdt=fatload mmc ${mmcdev}:${mmcpart} ${fdtaddr} ${fdtfile}\0" \ 255 "mmcboot=echo Booting from mmc ...; " \ 256 "run mmcargs; " \ 257 "bootz ${loadaddr} - ${fdtaddr}\0" \ 258 "nandboot=echo Booting from nand ...; " \ 259 "run nandargs; " \ 260 "nand read ${loadaddr} 2a0000 800000; " \ 261 "nand read ${fdtaddr} aa0000 80000; " \ 262 "bootm ${loadaddr} - ${fdtaddr}\0" \ 263 264 #define CONFIG_BOOTCOMMAND \ 265 "mmc dev ${mmcdev}; if mmc rescan; then " \ 266 "echo SD/MMC found on device $mmcdev; " \ 267 "if run loadbootenv; then " \ 268 "run importbootenv; " \ 269 "fi; " \ 270 "echo Checking if uenvcmd is set ...; " \ 271 "if test -n $uenvcmd; then " \ 272 "echo Running uenvcmd ...; " \ 273 "run uenvcmd; " \ 274 "fi; " \ 275 "echo Running default loadimage ...; " \ 276 "setenv bootfile zImage; " \ 277 "if run loadimage; then " \ 278 "run loadfdt; " \ 279 "run mmcboot; " \ 280 "fi; " \ 281 "else run nandboot; fi" 282 283 /* Miscellaneous configurable options */ 284 #define CONFIG_AUTO_COMPLETE 285 #define CONFIG_CMDLINE_EDITING 286 #define CONFIG_VERSION_VARIABLE 287 #define CONFIG_SYS_LONGHELP 288 #define CONFIG_SYS_HUSH_PARSER 289 #define CONFIG_PARTITION_UUIDS 290 291 /* We set the max number of command args high to avoid HUSH bugs. */ 292 #define CONFIG_SYS_MAXARGS 64 293 294 /* Console I/O Buffer Size */ 295 #define CONFIG_SYS_CBSIZE 512 296 /* Print Buffer Size */ 297 #define CONFIG_SYS_PBSIZE (CONFIG_SYS_CBSIZE \ 298 + sizeof(CONFIG_SYS_PROMPT) + 16) 299 /* Boot Argument Buffer Size */ 300 #define CONFIG_SYS_BARGSIZE CONFIG_SYS_CBSIZE 301 302 /* memtest works on */ 303 #define CONFIG_SYS_MEMTEST_START (OMAP34XX_SDRC_CS0) 304 #define CONFIG_SYS_MEMTEST_END (OMAP34XX_SDRC_CS0 + \ 305 0x01F00000) /* 31MB */ 306 307 #define CONFIG_SYS_LOAD_ADDR (OMAP34XX_SDRC_CS0) /* default load */ 308 /* address */ 309 310 /* 311 * AM3517 has 12 GP timers, they can be driven by the system clock 312 * (12/13/16.8/19.2/38.4MHz) or by 32KHz clock. We use 13MHz (V_SCLK). 313 * This rate is divided by a local divisor. 314 */ 315 #define CONFIG_SYS_TIMERBASE OMAP34XX_GPT2 316 #define CONFIG_SYS_PTV 2 /* Divisor: 2^(PTV+1) => 8 */ 317 318 /* Physical Memory Map */ 319 #define PHYS_SDRAM_1 OMAP34XX_SDRC_CS0 320 #define PHYS_SDRAM_2 OMAP34XX_SDRC_CS1 321 #define CONFIG_SYS_CS0_SIZE (256 * 1024 * 1024) 322 #define CONFIG_SYS_SDRAM_BASE PHYS_SDRAM_1 323 #define CONFIG_SYS_INIT_RAM_ADDR 0x4020f800 324 #define CONFIG_SYS_INIT_RAM_SIZE 0x800 325 #define CONFIG_SYS_INIT_SP_ADDR (CONFIG_SYS_INIT_RAM_ADDR + \ 326 CONFIG_SYS_INIT_RAM_SIZE - \ 327 GENERATED_GBL_DATA_SIZE) 328 329 /* FLASH and environment organization */ 330 331 /* **** PISMO SUPPORT *** */ 332 #define CONFIG_SYS_MAX_FLASH_SECT 520 /* max number of sectors */ 333 /* on one chip */ 334 #define CONFIG_SYS_MAX_FLASH_BANKS 2 /* max number of flash banks */ 335 #define CONFIG_SYS_MONITOR_LEN (256 << 10) /* Reserve 2 sectors */ 336 337 #if defined(CONFIG_NAND) 338 #define CONFIG_SYS_FLASH_BASE NAND_BASE 339 #endif 340 341 /* Monitor at start of flash */ 342 #define CONFIG_SYS_MONITOR_BASE CONFIG_SYS_FLASH_BASE 343 344 #define CONFIG_SYS_ENV_SECT_SIZE (128 << 10) /* 128 KiB */ 345 #define CONFIG_ENV_SIZE CONFIG_SYS_ENV_SECT_SIZE 346 #define SMNAND_ENV_OFFSET 0x260000 /* environment starts here */ 347 #define CONFIG_ENV_OFFSET SMNAND_ENV_OFFSET 348 #define CONFIG_ENV_ADDR SMNAND_ENV_OFFSET 349 #define CONFIG_ENV_IS_IN_NAND 350 351 /* Defines for SPL */ 352 #define CONFIG_SPL_FRAMEWORK 353 #define CONFIG_SPL_BOARD_INIT 354 #define CONFIG_SPL_NAND_SIMPLE 355 #define CONFIG_SPL_TEXT_BASE 0x40200000 356 #define CONFIG_SPL_MAX_SIZE (64 * 1024) 357 358 #define CONFIG_SPL_BSS_START_ADDR 0x80000000 359 #define CONFIG_SPL_BSS_MAX_SIZE 0x80000 /* 512 KB */ 360 361 #define CONFIG_SYS_MMCSD_RAW_MODE_U_BOOT_SECTOR 0x300 /* address 0x60000 */ 362 #define CONFIG_SYS_U_BOOT_MAX_SIZE_SECTORS 0x200 /* 256 KB */ 363 #define CONFIG_SYS_MMCSD_FS_BOOT_PARTITION 1 364 #define CONFIG_SPL_FS_LOAD_PAYLOAD_NAME "u-boot.img" 365 366 #define CONFIG_SPL_LIBCOMMON_SUPPORT 367 #define CONFIG_SPL_LIBDISK_SUPPORT 368 #define CONFIG_SPL_I2C_SUPPORT 369 #define CONFIG_SPL_LIBGENERIC_SUPPORT 370 #define CONFIG_SPL_MMC_SUPPORT 371 #define CONFIG_SPL_FAT_SUPPORT 372 #define CONFIG_SPL_SERIAL_SUPPORT 373 #define CONFIG_SPL_NAND_SUPPORT 374 #define CONFIG_SPL_NAND_BASE 375 #define CONFIG_SPL_NAND_DRIVERS 376 #define CONFIG_SPL_NAND_ECC 377 #define CONFIG_SPL_MTD_SUPPORT 378 #define CONFIG_SPL_POWER_SUPPORT 379 #define CONFIG_SPL_LDSCRIPT "$(CPUDIR)/omap-common/u-boot-spl.lds" 380 381 #endif /* __CONFIG_H */ 382