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_PIO_ONLY 98 99 #ifdef CONFIG_USB_MUSB_AM35X 100 101 #ifdef CONFIG_USB_MUSB_HOST 102 103 #define CONFIG_USB_STORAGE 104 #define CONGIG_CMD_STORAGE 105 106 #ifdef CONFIG_USB_KEYBOARD 107 #define CONFIG_SYS_USB_EVENT_POLL 108 #define CONFIG_PREBOOT "usb start" 109 #endif /* CONFIG_USB_KEYBOARD */ 110 111 #endif /* CONFIG_USB_MUSB_HOST */ 112 113 #ifdef CONFIG_USB_MUSB_GADGET 114 #define CONFIG_USB_ETHER 115 #define CONFIG_USB_ETH_RNDIS 116 #endif /* CONFIG_USB_MUSB_GADGET */ 117 118 #endif /* CONFIG_USB_MUSB_AM35X */ 119 120 /* commands to include */ 121 #define CONFIG_CMD_NAND 122 #define CONFIG_CMD_PART 123 #define CONFIG_CMD_MTDPARTS 124 125 /* I2C */ 126 #define CONFIG_SYS_I2C 127 #define CONFIG_SYS_OMAP24_I2C_SPEED 100000 128 #define CONFIG_SYS_OMAP24_I2C_SLAVE 1 129 #define CONFIG_SYS_I2C_OMAP34XX 130 131 /* Ethernet */ 132 #define CONFIG_DRIVER_TI_EMAC 133 #define CONFIG_DRIVER_TI_EMAC_USE_RMII 134 #define CONFIG_MII 135 #define CONFIG_BOOTP_DEFAULT 136 #define CONFIG_BOOTP_DNS 137 #define CONFIG_BOOTP_DNS2 138 #define CONFIG_BOOTP_SEND_HOSTNAME 139 #define CONFIG_NET_RETRY_COUNT 10 140 141 /* Board NAND Info. */ 142 #ifdef CONFIG_NAND 143 #define CONFIG_NAND_OMAP_GPMC 144 #define CONFIG_NAND_OMAP_GPMC_PREFETCH 145 #define CONFIG_BCH 146 #define CONFIG_CMD_UBI /* UBI-formated MTD partition support */ 147 #define CONFIG_CMD_UBIFS /* Read-only UBI volume operations */ 148 #define CONFIG_RBTREE /* required by CONFIG_CMD_UBI */ 149 #define CONFIG_LZO /* required by CONFIG_CMD_UBIFS */ 150 #define CONFIG_SYS_NAND_ADDR NAND_BASE /* physical address */ 151 /* to access nand */ 152 #define CONFIG_SYS_NAND_BASE NAND_BASE /* physical address */ 153 /* to access */ 154 /* nand at CS0 */ 155 #define CONFIG_SYS_MAX_NAND_DEVICE 1 /* Max number of */ 156 /* NAND devices */ 157 #define CONFIG_SYS_NAND_BUSWIDTH_16BIT 158 #define CONFIG_SYS_NAND_5_ADDR_CYCLE 159 #define CONFIG_SYS_NAND_PAGE_COUNT 64 160 #define CONFIG_SYS_NAND_PAGE_SIZE 2048 161 #define CONFIG_SYS_NAND_OOBSIZE 64 162 #define CONFIG_SYS_NAND_BLOCK_SIZE (128 * 1024) 163 #define CONFIG_SYS_NAND_BAD_BLOCK_POS NAND_LARGE_BADBLOCK_POS 164 #define CONFIG_SYS_NAND_ECCPOS { 2, 3, 4, 5, 6, 7, 8, 9, 10, \ 165 11, 12, 13, 14, 16, 17, 18, 19, 20, \ 166 21, 22, 23, 24, 25, 26, 27, 28, 30, \ 167 31, 32, 33, 34, 35, 36, 37, 38, 39, \ 168 40, 41, 42, 44, 45, 46, 47, 48, 49, \ 169 50, 51, 52, 53, 54, 55, 56 } 170 171 #define CONFIG_SYS_NAND_ECCSIZE 512 172 #define CONFIG_SYS_NAND_ECCBYTES 13 173 #define CONFIG_NAND_OMAP_ECCSCHEME OMAP_ECC_BCH8_CODE_HW_DETECTION_SW 174 #define CONFIG_SYS_NAND_MAX_OOBFREE 2 175 #define CONFIG_SYS_NAND_MAX_ECCPOS 56 176 #define CONFIG_SYS_NAND_U_BOOT_START CONFIG_SYS_TEXT_BASE 177 #define CONFIG_SYS_NAND_U_BOOT_OFFS 0x80000 178 #define CONFIG_MTD_PARTITIONS /* required for UBI partition support */ 179 #define CONFIG_MTD_DEVICE /* needed for mtdparts commands */ 180 /* NAND block size is 128 KiB. Synchronize these values with 181 * corresponding Device Tree entries in Linux: 182 * MLO(SPL) 4 * NAND_BLOCK_SIZE = 512 KiB @ 0x000000 183 * U-Boot 15 * NAND_BLOCK_SIZE = 1920 KiB @ 0x080000 184 * U-Boot environment 2 * NAND_BLOCK_SIZE = 256 KiB @ 0x260000 185 * Kernel 64 * NAND_BLOCK_SIZE = 8 MiB @ 0x2A0000 186 * DTB 4 * NAND_BLOCK_SIZE = 512 KiB @ 0xAA0000 187 * RootFS Remaining Flash Space @ 0xB20000 188 */ 189 #define MTDIDS_DEFAULT "nand0=omap2-nand.0" 190 #define MTDPARTS_DEFAULT "mtdparts=omap2-nand.0:" \ 191 "512k(MLO)," \ 192 "1920k(u-boot)," \ 193 "256k(u-boot-env)," \ 194 "8m(kernel)," \ 195 "512k(dtb)," \ 196 "-(rootfs)" 197 #else 198 #define MTDIDS_DEFAULT 199 #define MTDPARTS_DEFAULT 200 #endif /* CONFIG_NAND */ 201 202 /* Environment information */ 203 204 #define CONFIG_BOOTFILE "uImage" 205 206 #define CONFIG_EXTRA_ENV_SETTINGS \ 207 "loadaddr=0x82000000\0" \ 208 "console=ttyO2,115200n8\0" \ 209 "fdtfile=am3517-evm.dtb\0" \ 210 "fdtaddr=0x82C00000\0" \ 211 "vram=16M\0" \ 212 "bootenv=uEnv.txt\0" \ 213 "cmdline=\0" \ 214 "optargs=\0" \ 215 "mtdids=" MTDIDS_DEFAULT "\0" \ 216 "mtdparts=" MTDPARTS_DEFAULT "\0" \ 217 "mmcdev=0\0" \ 218 "mmcpart=1\0" \ 219 "mmcroot=/dev/mmcblk0p2 rw\0" \ 220 "mmcrootfstype=ext4 rootwait fixrtc\0" \ 221 "mmcargs=setenv bootargs console=${console} " \ 222 "${mtdparts} " \ 223 "${optargs} " \ 224 "root=${mmcroot} " \ 225 "rootfstype=${mmcrootfstype} " \ 226 "${cmdline}\0" \ 227 "nandargs=setenv bootargs console=${console} " \ 228 "${mtdparts} " \ 229 "${optargs} " \ 230 "root=ubi0:rootfs rw ubi.mtd=rootfs " \ 231 "rootfstype=ubifs rootwait " \ 232 "${cmdline}\0" \ 233 "loadbootenv=fatload mmc ${mmcdev}:${mmcpart} ${loadaddr} ${bootenv}\0"\ 234 "importbootenv=echo Importing environment from mmc ...; " \ 235 "env import -t ${loadaddr} ${filesize}\0" \ 236 "bootscript=echo Running bootscript from mmc ...; " \ 237 "source ${loadaddr}\0" \ 238 "loadimage=fatload mmc ${mmcdev}:${mmcpart} ${loadaddr} ${bootfile}\0" \ 239 "loadfdt=fatload mmc ${mmcdev}:${mmcpart} ${fdtaddr} ${fdtfile}\0" \ 240 "mmcboot=echo Booting from mmc ...; " \ 241 "run mmcargs; " \ 242 "bootz ${loadaddr} - ${fdtaddr}\0" \ 243 "nandboot=echo Booting from nand ...; " \ 244 "run nandargs; " \ 245 "nand read ${loadaddr} 2a0000 800000; " \ 246 "nand read ${fdtaddr} aa0000 80000; " \ 247 "bootm ${loadaddr} - ${fdtaddr}\0" \ 248 249 #define CONFIG_BOOTCOMMAND \ 250 "mmc dev ${mmcdev}; if mmc rescan; then " \ 251 "echo SD/MMC found on device $mmcdev; " \ 252 "if run loadbootenv; then " \ 253 "run importbootenv; " \ 254 "fi; " \ 255 "echo Checking if uenvcmd is set ...; " \ 256 "if test -n $uenvcmd; then " \ 257 "echo Running uenvcmd ...; " \ 258 "run uenvcmd; " \ 259 "fi; " \ 260 "echo Running default loadimage ...; " \ 261 "setenv bootfile zImage; " \ 262 "if run loadimage; then " \ 263 "run loadfdt; " \ 264 "run mmcboot; " \ 265 "fi; " \ 266 "else run nandboot; fi" 267 268 /* Miscellaneous configurable options */ 269 #define CONFIG_AUTO_COMPLETE 270 #define CONFIG_CMDLINE_EDITING 271 #define CONFIG_VERSION_VARIABLE 272 #define CONFIG_SYS_LONGHELP 273 #define CONFIG_PARTITION_UUIDS 274 275 /* We set the max number of command args high to avoid HUSH bugs. */ 276 #define CONFIG_SYS_MAXARGS 64 277 278 /* Console I/O Buffer Size */ 279 #define CONFIG_SYS_CBSIZE 512 280 /* Print Buffer Size */ 281 #define CONFIG_SYS_PBSIZE (CONFIG_SYS_CBSIZE \ 282 + sizeof(CONFIG_SYS_PROMPT) + 16) 283 /* Boot Argument Buffer Size */ 284 #define CONFIG_SYS_BARGSIZE CONFIG_SYS_CBSIZE 285 286 /* memtest works on */ 287 #define CONFIG_SYS_MEMTEST_START (OMAP34XX_SDRC_CS0) 288 #define CONFIG_SYS_MEMTEST_END (OMAP34XX_SDRC_CS0 + \ 289 0x01F00000) /* 31MB */ 290 291 #define CONFIG_SYS_LOAD_ADDR (OMAP34XX_SDRC_CS0) /* default load */ 292 /* address */ 293 294 /* 295 * AM3517 has 12 GP timers, they can be driven by the system clock 296 * (12/13/16.8/19.2/38.4MHz) or by 32KHz clock. We use 13MHz (V_SCLK). 297 * This rate is divided by a local divisor. 298 */ 299 #define CONFIG_SYS_TIMERBASE OMAP34XX_GPT2 300 #define CONFIG_SYS_PTV 2 /* Divisor: 2^(PTV+1) => 8 */ 301 302 /* Physical Memory Map */ 303 #define PHYS_SDRAM_1 OMAP34XX_SDRC_CS0 304 #define PHYS_SDRAM_2 OMAP34XX_SDRC_CS1 305 #define CONFIG_SYS_CS0_SIZE (256 * 1024 * 1024) 306 #define CONFIG_SYS_SDRAM_BASE PHYS_SDRAM_1 307 #define CONFIG_SYS_INIT_RAM_ADDR 0x4020f800 308 #define CONFIG_SYS_INIT_RAM_SIZE 0x800 309 #define CONFIG_SYS_INIT_SP_ADDR (CONFIG_SYS_INIT_RAM_ADDR + \ 310 CONFIG_SYS_INIT_RAM_SIZE - \ 311 GENERATED_GBL_DATA_SIZE) 312 313 /* FLASH and environment organization */ 314 315 /* **** PISMO SUPPORT *** */ 316 #define CONFIG_SYS_MAX_FLASH_SECT 520 /* max number of sectors */ 317 /* on one chip */ 318 #define CONFIG_SYS_MAX_FLASH_BANKS 2 /* max number of flash banks */ 319 #define CONFIG_SYS_MONITOR_LEN (256 << 10) /* Reserve 2 sectors */ 320 321 #if defined(CONFIG_NAND) 322 #define CONFIG_SYS_FLASH_BASE NAND_BASE 323 #endif 324 325 /* Monitor at start of flash */ 326 #define CONFIG_SYS_MONITOR_BASE CONFIG_SYS_FLASH_BASE 327 328 #define CONFIG_SYS_ENV_SECT_SIZE (128 << 10) /* 128 KiB */ 329 #define CONFIG_ENV_SIZE CONFIG_SYS_ENV_SECT_SIZE 330 #define SMNAND_ENV_OFFSET 0x260000 /* environment starts here */ 331 #define CONFIG_ENV_OFFSET SMNAND_ENV_OFFSET 332 #define CONFIG_ENV_ADDR SMNAND_ENV_OFFSET 333 #define CONFIG_ENV_IS_IN_NAND 334 335 /* Defines for SPL */ 336 #define CONFIG_SPL_FRAMEWORK 337 #define CONFIG_SPL_BOARD_INIT 338 #define CONFIG_SPL_NAND_SIMPLE 339 #define CONFIG_SPL_TEXT_BASE 0x40200000 340 #define CONFIG_SPL_MAX_SIZE (64 * 1024) 341 342 #define CONFIG_SPL_BSS_START_ADDR 0x80000000 343 #define CONFIG_SPL_BSS_MAX_SIZE 0x80000 /* 512 KB */ 344 345 #define CONFIG_SYS_MMCSD_RAW_MODE_U_BOOT_SECTOR 0x300 /* address 0x60000 */ 346 #define CONFIG_SYS_U_BOOT_MAX_SIZE_SECTORS 0x200 /* 256 KB */ 347 #define CONFIG_SYS_MMCSD_FS_BOOT_PARTITION 1 348 #define CONFIG_SPL_FS_LOAD_PAYLOAD_NAME "u-boot.img" 349 350 #define CONFIG_SPL_LIBCOMMON_SUPPORT 351 #define CONFIG_SPL_LIBDISK_SUPPORT 352 #define CONFIG_SPL_I2C_SUPPORT 353 #define CONFIG_SPL_LIBGENERIC_SUPPORT 354 #define CONFIG_SPL_MMC_SUPPORT 355 #define CONFIG_SPL_FAT_SUPPORT 356 #define CONFIG_SPL_SERIAL_SUPPORT 357 #define CONFIG_SPL_NAND_SUPPORT 358 #define CONFIG_SPL_NAND_BASE 359 #define CONFIG_SPL_NAND_DRIVERS 360 #define CONFIG_SPL_NAND_ECC 361 #define CONFIG_SPL_MTD_SUPPORT 362 #define CONFIG_SPL_POWER_SUPPORT 363 #define CONFIG_SPL_LDSCRIPT "$(CPUDIR)/omap-common/u-boot-spl.lds" 364 365 #endif /* __CONFIG_H */ 366