1 /* 2 * Copyright (C) 2011 3 * Stefano Babic, DENX Software Engineering, sbabic@denx.de. 4 * 5 * Copyright (C) 2009 TechNexion Ltd. 6 * 7 * SPDX-License-Identifier: GPL-2.0+ 8 */ 9 10 #ifndef __TAM3517_H 11 #define __TAM3517_H 12 13 /* 14 * High Level Configuration Options 15 */ 16 17 #define CONFIG_SYS_TEXT_BASE 0x80008000 18 19 #define CONFIG_EMIF4 /* The chip has EMIF4 controller */ 20 21 #include <asm/arch/cpu.h> /* get chip and board defs */ 22 #include <asm/arch/omap.h> 23 24 /* Clock Defines */ 25 #define V_OSCK 26000000 /* Clock output from T2 */ 26 #define V_SCLK (V_OSCK >> 1) 27 28 #define CONFIG_MISC_INIT_R 29 30 #define CONFIG_CMDLINE_TAG /* enable passing of ATAGs */ 31 #define CONFIG_SETUP_MEMORY_TAGS 32 #define CONFIG_INITRD_TAG 33 #define CONFIG_REVISION_TAG 34 35 /* 36 * Size of malloc() pool 37 */ 38 #define CONFIG_ENV_SIZE (128 << 10) /* 128 KiB sector */ 39 #define CONFIG_SYS_MALLOC_LEN (CONFIG_ENV_SIZE + (128 << 10) + \ 40 2 * 1024 * 1024) 41 /* 42 * DDR related 43 */ 44 #define CONFIG_SYS_CS0_SIZE (256 * 1024 * 1024) 45 46 /* 47 * Hardware drivers 48 */ 49 50 /* 51 * NS16550 Configuration 52 */ 53 #define CONFIG_SYS_NS16550_SERIAL 54 #define CONFIG_SYS_NS16550_REG_SIZE (-4) 55 #define CONFIG_SYS_NS16550_CLK 48000000 /* 48MHz (APLL96/2) */ 56 57 /* 58 * select serial console configuration 59 */ 60 #define CONFIG_CONS_INDEX 1 61 #define CONFIG_SYS_NS16550_COM1 OMAP34XX_UART1 62 #define CONFIG_SERIAL1 /* UART1 */ 63 64 /* allow to overwrite serial and ethaddr */ 65 #define CONFIG_ENV_OVERWRITE 66 #define CONFIG_SYS_BAUDRATE_TABLE {4800, 9600, 19200, 38400, 57600,\ 67 115200} 68 /* EHCI */ 69 #define CONFIG_USB_EHCI_OMAP 70 #define CONFIG_OMAP_EHCI_PHY1_RESET_GPIO 25 71 #define CONFIG_SYS_USB_EHCI_MAX_ROOT_PORTS 3 72 73 /* commands to include */ 74 #define CONFIG_CMD_NAND /* NAND support */ 75 #define CONFIG_CMD_EEPROM 76 77 #define CONFIG_SYS_I2C 78 #define CONFIG_SYS_OMAP24_I2C_SPEED 400000 79 #define CONFIG_SYS_OMAP24_I2C_SLAVE 1 80 #define CONFIG_SYS_I2C_OMAP34XX 81 #define CONFIG_SYS_I2C_EEPROM_ADDR 0x50 /* base address */ 82 #define CONFIG_SYS_I2C_EEPROM_ADDR_LEN 1 /* bytes of address */ 83 #define CONFIG_SYS_I2C_EEPROM_ADDR_OVERFLOW 0x07 84 85 /* 86 * Board NAND Info. 87 */ 88 #define CONFIG_SYS_NAND_BASE NAND_BASE /* physical address */ 89 /* to access */ 90 /* nand at CS0 */ 91 92 #define CONFIG_SYS_MAX_NAND_DEVICE 1 /* Max number of */ 93 /* NAND devices */ 94 95 #define CONFIG_AUTO_COMPLETE 96 97 /* 98 * Miscellaneous configurable options 99 */ 100 #define CONFIG_SYS_LONGHELP /* undef to save memory */ 101 #define CONFIG_CMDLINE_EDITING 102 #define CONFIG_AUTO_COMPLETE 103 #define CONFIG_SYS_CBSIZE 512 /* Console I/O Buffer Size */ 104 105 /* Print Buffer Size */ 106 #define CONFIG_SYS_PBSIZE (CONFIG_SYS_CBSIZE + \ 107 sizeof(CONFIG_SYS_PROMPT) + 16) 108 #define CONFIG_SYS_MAXARGS 32 /* max number of command */ 109 /* args */ 110 /* Boot Argument Buffer Size */ 111 #define CONFIG_SYS_BARGSIZE (CONFIG_SYS_CBSIZE) 112 /* memtest works on */ 113 #define CONFIG_SYS_MEMTEST_START (OMAP34XX_SDRC_CS0) 114 #define CONFIG_SYS_MEMTEST_END (OMAP34XX_SDRC_CS0 + \ 115 0x01F00000) /* 31MB */ 116 117 #define CONFIG_SYS_LOAD_ADDR (OMAP34XX_SDRC_CS0) /* default load */ 118 /* address */ 119 120 /* 121 * AM3517 has 12 GP timers, they can be driven by the system clock 122 * (12/13/16.8/19.2/38.4MHz) or by 32KHz clock. We use 13MHz (V_SCLK). 123 * This rate is divided by a local divisor. 124 */ 125 #define CONFIG_SYS_TIMERBASE OMAP34XX_GPT2 126 #define CONFIG_SYS_PTV 2 /* Divisor: 2^(PTV+1) => 8 */ 127 128 /* 129 * Physical Memory Map 130 */ 131 #define CONFIG_NR_DRAM_BANKS 2 /* CS1 may or may not be populated */ 132 #define PHYS_SDRAM_1 OMAP34XX_SDRC_CS0 133 #define PHYS_SDRAM_2 OMAP34XX_SDRC_CS1 134 135 /* 136 * FLASH and environment organization 137 */ 138 139 /* **** PISMO SUPPORT *** */ 140 #define CONFIG_NAND 141 #define CONFIG_NAND_OMAP_GPMC 142 #define CONFIG_ENV_IS_IN_NAND 143 #define SMNAND_ENV_OFFSET 0x180000 /* environment starts here */ 144 145 /* Redundant Environment */ 146 #define CONFIG_SYS_ENV_SECT_SIZE (128 << 10) /* 128 KiB */ 147 #define CONFIG_ENV_OFFSET SMNAND_ENV_OFFSET 148 #define CONFIG_ENV_ADDR SMNAND_ENV_OFFSET 149 #define CONFIG_ENV_OFFSET_REDUND (CONFIG_ENV_OFFSET + \ 150 2 * CONFIG_SYS_ENV_SECT_SIZE) 151 #define CONFIG_ENV_SIZE_REDUND CONFIG_ENV_SIZE 152 153 #define CONFIG_SYS_SDRAM_BASE PHYS_SDRAM_1 154 #define CONFIG_SYS_INIT_RAM_ADDR 0x4020f800 155 #define CONFIG_SYS_INIT_RAM_SIZE 0x800 156 #define CONFIG_SYS_INIT_SP_ADDR (CONFIG_SYS_INIT_RAM_ADDR + \ 157 CONFIG_SYS_INIT_RAM_SIZE - \ 158 GENERATED_GBL_DATA_SIZE) 159 160 /* 161 * ethernet support, EMAC 162 * 163 */ 164 #define CONFIG_DRIVER_TI_EMAC 165 #define CONFIG_DRIVER_TI_EMAC_USE_RMII 166 #define CONFIG_MII 167 #define CONFIG_BOOTP_DNS 168 #define CONFIG_BOOTP_DNS2 169 #define CONFIG_BOOTP_SEND_HOSTNAME 170 #define CONFIG_NET_RETRY_COUNT 10 171 172 /* Defines for SPL */ 173 #define CONFIG_SPL_FRAMEWORK 174 #define CONFIG_SPL_BOARD_INIT 175 #define CONFIG_SPL_CONSOLE 176 #define CONFIG_SPL_NAND_SIMPLE 177 #define CONFIG_SPL_NAND_SOFTECC 178 #define CONFIG_SPL_NAND_WORKSPACE 0x8f07f000 /* below BSS */ 179 180 #define CONFIG_SPL_NAND_BASE 181 #define CONFIG_SPL_NAND_DRIVERS 182 #define CONFIG_SPL_NAND_ECC 183 #define CONFIG_SPL_LDSCRIPT "arch/arm/mach-omap2/u-boot-spl.lds" 184 185 #define CONFIG_SPL_TEXT_BASE 0x40200000 /*CONFIG_SYS_SRAM_START*/ 186 #define CONFIG_SPL_MAX_SIZE (SRAM_SCRATCH_SPACE_ADDR - \ 187 CONFIG_SPL_TEXT_BASE) 188 #define CONFIG_SPL_STACK LOW_LEVEL_SRAM_STACK 189 190 #define CONFIG_SYS_SPL_MALLOC_START 0x8f000000 191 #define CONFIG_SYS_SPL_MALLOC_SIZE 0x80000 192 #define CONFIG_SPL_BSS_START_ADDR 0x8f080000 /* end of RAM */ 193 #define CONFIG_SPL_BSS_MAX_SIZE 0x80000 194 195 #define CONFIG_SYS_MMCSD_FS_BOOT_PARTITION 1 196 #define CONFIG_SPL_FS_LOAD_PAYLOAD_NAME "u-boot.img" 197 198 /* FAT */ 199 #define CONFIG_SPL_FS_LOAD_KERNEL_NAME "uImage" 200 #define CONFIG_SPL_FS_LOAD_ARGS_NAME "args" 201 202 /* RAW SD card / eMMC */ 203 #define CONFIG_SYS_MMCSD_RAW_MODE_KERNEL_SECTOR 0x900 /* address 0x120000 */ 204 #define CONFIG_SYS_MMCSD_RAW_MODE_ARGS_SECTOR 0x80 /* address 0x10000 */ 205 #define CONFIG_SYS_MMCSD_RAW_MODE_ARGS_SECTORS 0x80 /* 64KiB */ 206 207 /* NAND boot config */ 208 #define CONFIG_SYS_NAND_BUSWIDTH_16BIT 209 #define CONFIG_SYS_NAND_PAGE_COUNT 64 210 #define CONFIG_SYS_NAND_PAGE_SIZE 2048 211 #define CONFIG_SYS_NAND_OOBSIZE 64 212 #define CONFIG_SYS_NAND_BLOCK_SIZE (128 * 1024) 213 #define CONFIG_SYS_NAND_5_ADDR_CYCLE 214 #define CONFIG_SYS_NAND_BAD_BLOCK_POS 0 215 #define CONFIG_SYS_NAND_ECCPOS {40, 41, 42, 43, 44, 45, 46, 47,\ 216 48, 49, 50, 51, 52, 53, 54, 55,\ 217 56, 57, 58, 59, 60, 61, 62, 63} 218 #define CONFIG_SYS_NAND_ECCSIZE 256 219 #define CONFIG_SYS_NAND_ECCBYTES 3 220 #define CONFIG_NAND_OMAP_ECCSCHEME OMAP_ECC_HAM1_CODE_SW 221 #define CONFIG_NAND_OMAP_GPMC_PREFETCH 222 223 #define CONFIG_SYS_NAND_U_BOOT_START CONFIG_SYS_TEXT_BASE 224 225 #define CONFIG_SYS_NAND_U_BOOT_OFFS 0x80000 226 #define CONFIG_SYS_NAND_U_BOOT_SIZE 0x80000 227 228 #define CONFIG_CMD_UBIFS 229 #define CONFIG_RBTREE 230 #define CONFIG_LZO 231 #define CONFIG_MTD_PARTITIONS 232 #define CONFIG_MTD_DEVICE 233 #define CONFIG_CMD_MTDPARTS 234 235 /* Setup MTD for NAND on the SOM */ 236 #define MTDIDS_DEFAULT "nand0=omap2-nand.0" 237 #define MTDPARTS_DEFAULT "mtdparts=omap2-nand.0:512k(MLO)," \ 238 "1m(u-boot),256k(env1)," \ 239 "256k(env2),6m(kernel),-(rootfs)" 240 241 #define CONFIG_TAM3517_SETTINGS \ 242 "netdev=eth0\0" \ 243 "nandargs=setenv bootargs root=${nandroot} " \ 244 "rootfstype=${nandrootfstype}\0" \ 245 "nfsargs=setenv bootargs root=/dev/nfs rw " \ 246 "nfsroot=${serverip}:${rootpath}\0" \ 247 "ramargs=setenv bootargs root=/dev/ram rw\0" \ 248 "addip_sta=setenv bootargs ${bootargs} " \ 249 "ip=${ipaddr}:${serverip}:${gatewayip}:${netmask}" \ 250 ":${hostname}:${netdev}:off panic=1\0" \ 251 "addip_dyn=setenv bootargs ${bootargs} ip=dhcp\0" \ 252 "addip=if test -n ${ipdyn};then run addip_dyn;" \ 253 "else run addip_sta;fi\0" \ 254 "addmtd=setenv bootargs ${bootargs} ${mtdparts}\0" \ 255 "addtty=setenv bootargs ${bootargs}" \ 256 " console=ttyO0,${baudrate}\0" \ 257 "addmisc=setenv bootargs ${bootargs} ${misc}\0" \ 258 "loadaddr=82000000\0" \ 259 "kernel_addr_r=82000000\0" \ 260 "hostname=" __stringify(CONFIG_HOSTNAME) "\0" \ 261 "bootfile=" __stringify(CONFIG_HOSTNAME) "/uImage\0" \ 262 "flash_self=run ramargs addip addtty addmtd addmisc;" \ 263 "bootm ${kernel_addr} ${ramdisk_addr}\0" \ 264 "flash_nfs=run nfsargs addip addtty addmtd addmisc;" \ 265 "bootm ${kernel_addr}\0" \ 266 "nandboot=run nandargs addip addtty addmtd addmisc;" \ 267 "nand read ${kernel_addr_r} kernel\0" \ 268 "bootm ${kernel_addr_r}\0" \ 269 "net_nfs=tftp ${kernel_addr_r} ${bootfile}; " \ 270 "run nfsargs addip addtty addmtd addmisc;" \ 271 "bootm ${kernel_addr_r}\0" \ 272 "net_self=if run net_self_load;then " \ 273 "run ramargs addip addtty addmtd addmisc;" \ 274 "bootm ${kernel_addr_r} ${ramdisk_addr_r};" \ 275 "else echo Images not loades;fi\0" \ 276 "u-boot=" __stringify(CONFIG_HOSTNAME) "/u-boot.img\0" \ 277 "load=tftp ${loadaddr} ${u-boot}\0" \ 278 "loadmlo=tftp ${loadaddr} ${mlo}\0" \ 279 "mlo=" __stringify(CONFIG_HOSTNAME) "/MLO\0" \ 280 "uboot_addr=0x80000\0" \ 281 "update=nandecc sw;nand erase ${uboot_addr} 100000;" \ 282 "nand write ${loadaddr} ${uboot_addr} 80000\0" \ 283 "updatemlo=nandecc hw;nand erase 0 20000;" \ 284 "nand write ${loadaddr} 0 20000\0" \ 285 "upd=if run load;then echo Updating u-boot;if run update;" \ 286 "then echo U-Boot updated;" \ 287 "else echo Error updating u-boot !;" \ 288 "echo Board without bootloader !!;" \ 289 "fi;" \ 290 "else echo U-Boot not downloaded..exiting;fi\0" \ 291 292 /* 293 * this is common code for all TAM3517 boards. 294 * MAC address is stored from manufacturer in 295 * I2C EEPROM 296 */ 297 #if !(defined(__KERNEL_STRICT_NAMES) || defined(__ASSEMBLY__)) 298 /* 299 * The I2C EEPROM on the TAM3517 contains 300 * mac address and production data 301 */ 302 struct tam3517_module_info { 303 char customer[48]; 304 char product[48]; 305 306 /* 307 * bit 0~47 : sequence number 308 * bit 48~55 : week of year, from 0. 309 * bit 56~63 : year 310 */ 311 unsigned long long sequence_number; 312 313 /* 314 * bit 0~7 : revision fixed 315 * bit 8~15 : revision major 316 * bit 16~31 : TNxxx 317 */ 318 unsigned int revision; 319 unsigned char eth_addr[4][8]; 320 unsigned char _rev[100]; 321 }; 322 323 #define TAM3517_READ_EEPROM(info, ret) \ 324 do { \ 325 i2c_init(CONFIG_SYS_OMAP24_I2C_SPEED, CONFIG_SYS_OMAP24_I2C_SLAVE); \ 326 if (eeprom_read(CONFIG_SYS_I2C_EEPROM_ADDR, 0, \ 327 (void *)info, sizeof(*info))) \ 328 ret = 1; \ 329 else \ 330 ret = 0; \ 331 } while (0) 332 333 #define TAM3517_READ_MAC_FROM_EEPROM(info) \ 334 do { \ 335 char buf[80], ethname[20]; \ 336 int i; \ 337 memset(buf, 0, sizeof(buf)); \ 338 for (i = 0 ; i < ARRAY_SIZE((info)->eth_addr); i++) { \ 339 sprintf(buf, "%02X:%02X:%02X:%02X:%02X:%02X", \ 340 (info)->eth_addr[i][5], \ 341 (info)->eth_addr[i][4], \ 342 (info)->eth_addr[i][3], \ 343 (info)->eth_addr[i][2], \ 344 (info)->eth_addr[i][1], \ 345 (info)->eth_addr[i][0]); \ 346 \ 347 if (i) \ 348 sprintf(ethname, "eth%daddr", i); \ 349 else \ 350 strcpy(ethname, "ethaddr"); \ 351 printf("Setting %s from EEPROM with %s\n", ethname, buf);\ 352 setenv(ethname, buf); \ 353 } \ 354 } while (0) 355 356 /* The following macros are taken from Technexion's documentation */ 357 #define TAM3517_sequence_number(info) \ 358 ((info)->sequence_number % 0x1000000000000LL) 359 #define TAM3517_week_of_year(info) (((info)->sequence_number >> 48) % 0x100) 360 #define TAM3517_year(info) ((info)->sequence_number >> 56) 361 #define TAM3517_revision_fixed(info) ((info)->revision % 0x100) 362 #define TAM3517_revision_major(info) (((info)->revision >> 8) % 0x100) 363 #define TAM3517_revision_tn(info) ((info)->revision >> 16) 364 365 #define TAM3517_PRINT_SOM_INFO(info) \ 366 do { \ 367 printf("Vendor:%s\n", (info)->customer); \ 368 printf("SOM: %s\n", (info)->product); \ 369 printf("SeqNr: %02llu%02llu%012llu\n", \ 370 TAM3517_year(info), \ 371 TAM3517_week_of_year(info), \ 372 TAM3517_sequence_number(info)); \ 373 printf("Rev: TN%u %u.%u\n", \ 374 TAM3517_revision_tn(info), \ 375 TAM3517_revision_major(info), \ 376 TAM3517_revision_fixed(info)); \ 377 } while (0) 378 379 #endif 380 381 #endif /* __TAM3517_H */ 382