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 #define CONFIG_OMAP /* in a TI OMAP core */ 17 #define CONFIG_OMAP_GPIO 18 19 #define CONFIG_SYS_TEXT_BASE 0x80008000 20 21 #define CONFIG_EMIF4 /* The chip has EMIF4 controller */ 22 23 #include <asm/arch/cpu.h> /* get chip and board defs */ 24 #include <asm/arch/omap.h> 25 26 /* Clock Defines */ 27 #define V_OSCK 26000000 /* Clock output from T2 */ 28 #define V_SCLK (V_OSCK >> 1) 29 30 #define CONFIG_MISC_INIT_R 31 32 #define CONFIG_CMDLINE_TAG /* enable passing of ATAGs */ 33 #define CONFIG_SETUP_MEMORY_TAGS 34 #define CONFIG_INITRD_TAG 35 #define CONFIG_REVISION_TAG 36 37 /* 38 * Size of malloc() pool 39 */ 40 #define CONFIG_ENV_SIZE (128 << 10) /* 128 KiB sector */ 41 #define CONFIG_SYS_MALLOC_LEN (CONFIG_ENV_SIZE + (128 << 10) + \ 42 2 * 1024 * 1024) 43 /* 44 * DDR related 45 */ 46 #define CONFIG_OMAP3_MICRON_DDR /* Micron DDR */ 47 #define CONFIG_SYS_CS0_SIZE (256 * 1024 * 1024) 48 49 /* 50 * Hardware drivers 51 */ 52 53 /* 54 * NS16550 Configuration 55 */ 56 #define CONFIG_SYS_NS16550_SERIAL 57 #define CONFIG_SYS_NS16550_REG_SIZE (-4) 58 #define CONFIG_SYS_NS16550_CLK 48000000 /* 48MHz (APLL96/2) */ 59 60 /* 61 * select serial console configuration 62 */ 63 #define CONFIG_CONS_INDEX 1 64 #define CONFIG_SYS_NS16550_COM1 OMAP34XX_UART1 65 #define CONFIG_SERIAL1 /* UART1 */ 66 67 /* allow to overwrite serial and ethaddr */ 68 #define CONFIG_ENV_OVERWRITE 69 #define CONFIG_BAUDRATE 115200 70 #define CONFIG_SYS_BAUDRATE_TABLE {4800, 9600, 19200, 38400, 57600,\ 71 115200} 72 /* EHCI */ 73 #define CONFIG_OMAP3_GPIO_5 74 #define CONFIG_USB_EHCI 75 #define CONFIG_USB_EHCI_OMAP 76 #define CONFIG_OMAP_EHCI_PHY1_RESET_GPIO 25 77 #define CONFIG_SYS_USB_EHCI_MAX_ROOT_PORTS 3 78 79 /* commands to include */ 80 #define CONFIG_CMD_NAND /* NAND support */ 81 #define CONFIG_CMD_EEPROM 82 83 #define CONFIG_SYS_I2C 84 #define CONFIG_SYS_OMAP24_I2C_SPEED 400000 85 #define CONFIG_SYS_OMAP24_I2C_SLAVE 1 86 #define CONFIG_SYS_I2C_OMAP34XX 87 #define CONFIG_SYS_I2C_EEPROM_ADDR 0x50 /* base address */ 88 #define CONFIG_SYS_I2C_EEPROM_ADDR_LEN 1 /* bytes of address */ 89 #define CONFIG_SYS_I2C_EEPROM_ADDR_OVERFLOW 0x07 90 91 /* 92 * Board NAND Info. 93 */ 94 #define CONFIG_SYS_NAND_BASE NAND_BASE /* physical address */ 95 /* to access */ 96 /* nand at CS0 */ 97 98 #define CONFIG_SYS_MAX_NAND_DEVICE 1 /* Max number of */ 99 /* NAND devices */ 100 101 #define CONFIG_AUTO_COMPLETE 102 103 /* 104 * Miscellaneous configurable options 105 */ 106 #define CONFIG_SYS_LONGHELP /* undef to save memory */ 107 #define CONFIG_CMDLINE_EDITING 108 #define CONFIG_AUTO_COMPLETE 109 #define CONFIG_SYS_CBSIZE 512 /* Console I/O Buffer Size */ 110 111 /* Print Buffer Size */ 112 #define CONFIG_SYS_PBSIZE (CONFIG_SYS_CBSIZE + \ 113 sizeof(CONFIG_SYS_PROMPT) + 16) 114 #define CONFIG_SYS_MAXARGS 32 /* max number of command */ 115 /* args */ 116 /* Boot Argument Buffer Size */ 117 #define CONFIG_SYS_BARGSIZE (CONFIG_SYS_CBSIZE) 118 /* memtest works on */ 119 #define CONFIG_SYS_MEMTEST_START (OMAP34XX_SDRC_CS0) 120 #define CONFIG_SYS_MEMTEST_END (OMAP34XX_SDRC_CS0 + \ 121 0x01F00000) /* 31MB */ 122 123 #define CONFIG_SYS_LOAD_ADDR (OMAP34XX_SDRC_CS0) /* default load */ 124 /* address */ 125 126 /* 127 * AM3517 has 12 GP timers, they can be driven by the system clock 128 * (12/13/16.8/19.2/38.4MHz) or by 32KHz clock. We use 13MHz (V_SCLK). 129 * This rate is divided by a local divisor. 130 */ 131 #define CONFIG_SYS_TIMERBASE OMAP34XX_GPT2 132 #define CONFIG_SYS_PTV 2 /* Divisor: 2^(PTV+1) => 8 */ 133 134 /* 135 * Physical Memory Map 136 */ 137 #define CONFIG_NR_DRAM_BANKS 2 /* CS1 may or may not be populated */ 138 #define PHYS_SDRAM_1 OMAP34XX_SDRC_CS0 139 #define PHYS_SDRAM_2 OMAP34XX_SDRC_CS1 140 141 /* 142 * FLASH and environment organization 143 */ 144 145 /* **** PISMO SUPPORT *** */ 146 #define CONFIG_NAND 147 #define CONFIG_NAND_OMAP_GPMC 148 #define CONFIG_ENV_IS_IN_NAND 149 #define SMNAND_ENV_OFFSET 0x180000 /* environment starts here */ 150 151 /* Redundant Environment */ 152 #define CONFIG_SYS_ENV_SECT_SIZE (128 << 10) /* 128 KiB */ 153 #define CONFIG_ENV_OFFSET SMNAND_ENV_OFFSET 154 #define CONFIG_ENV_ADDR SMNAND_ENV_OFFSET 155 #define CONFIG_ENV_OFFSET_REDUND (CONFIG_ENV_OFFSET + \ 156 2 * CONFIG_SYS_ENV_SECT_SIZE) 157 #define CONFIG_ENV_SIZE_REDUND CONFIG_ENV_SIZE 158 159 #define CONFIG_SYS_SDRAM_BASE PHYS_SDRAM_1 160 #define CONFIG_SYS_INIT_RAM_ADDR 0x4020f800 161 #define CONFIG_SYS_INIT_RAM_SIZE 0x800 162 #define CONFIG_SYS_INIT_SP_ADDR (CONFIG_SYS_INIT_RAM_ADDR + \ 163 CONFIG_SYS_INIT_RAM_SIZE - \ 164 GENERATED_GBL_DATA_SIZE) 165 166 /* 167 * ethernet support, EMAC 168 * 169 */ 170 #define CONFIG_DRIVER_TI_EMAC 171 #define CONFIG_DRIVER_TI_EMAC_USE_RMII 172 #define CONFIG_MII 173 #define CONFIG_EMAC_MDIO_PHY_NUM 0 174 #define CONFIG_BOOTP_DNS 175 #define CONFIG_BOOTP_DNS2 176 #define CONFIG_BOOTP_SEND_HOSTNAME 177 #define CONFIG_NET_RETRY_COUNT 10 178 179 /* Defines for SPL */ 180 #define CONFIG_SPL_FRAMEWORK 181 #define CONFIG_SPL_BOARD_INIT 182 #define CONFIG_SPL_CONSOLE 183 #define CONFIG_SPL_NAND_SIMPLE 184 #define CONFIG_SPL_NAND_SOFTECC 185 #define CONFIG_SPL_NAND_WORKSPACE 0x8f07f000 /* below BSS */ 186 187 #define CONFIG_SPL_NAND_BASE 188 #define CONFIG_SPL_NAND_DRIVERS 189 #define CONFIG_SPL_NAND_ECC 190 #define CONFIG_SPL_LDSCRIPT "arch/arm/mach-omap2/u-boot-spl.lds" 191 192 #define CONFIG_SPL_TEXT_BASE 0x40200000 /*CONFIG_SYS_SRAM_START*/ 193 #define CONFIG_SPL_MAX_SIZE (SRAM_SCRATCH_SPACE_ADDR - \ 194 CONFIG_SPL_TEXT_BASE) 195 #define CONFIG_SPL_STACK LOW_LEVEL_SRAM_STACK 196 197 #define CONFIG_SYS_SPL_MALLOC_START 0x8f000000 198 #define CONFIG_SYS_SPL_MALLOC_SIZE 0x80000 199 #define CONFIG_SPL_BSS_START_ADDR 0x8f080000 /* end of RAM */ 200 #define CONFIG_SPL_BSS_MAX_SIZE 0x80000 201 202 #define CONFIG_SYS_MMCSD_FS_BOOT_PARTITION 1 203 #define CONFIG_SPL_FS_LOAD_PAYLOAD_NAME "u-boot.img" 204 205 /* FAT */ 206 #define CONFIG_SPL_FS_LOAD_KERNEL_NAME "uImage" 207 #define CONFIG_SPL_FS_LOAD_ARGS_NAME "args" 208 209 /* RAW SD card / eMMC */ 210 #define CONFIG_SYS_MMCSD_RAW_MODE_KERNEL_SECTOR 0x900 /* address 0x120000 */ 211 #define CONFIG_SYS_MMCSD_RAW_MODE_ARGS_SECTOR 0x80 /* address 0x10000 */ 212 #define CONFIG_SYS_MMCSD_RAW_MODE_ARGS_SECTORS 0x80 /* 64KiB */ 213 214 /* NAND boot config */ 215 #define CONFIG_SYS_NAND_BUSWIDTH_16BIT 216 #define CONFIG_SYS_NAND_PAGE_COUNT 64 217 #define CONFIG_SYS_NAND_PAGE_SIZE 2048 218 #define CONFIG_SYS_NAND_OOBSIZE 64 219 #define CONFIG_SYS_NAND_BLOCK_SIZE (128 * 1024) 220 #define CONFIG_SYS_NAND_5_ADDR_CYCLE 221 #define CONFIG_SYS_NAND_BAD_BLOCK_POS 0 222 #define CONFIG_SYS_NAND_ECCPOS {40, 41, 42, 43, 44, 45, 46, 47,\ 223 48, 49, 50, 51, 52, 53, 54, 55,\ 224 56, 57, 58, 59, 60, 61, 62, 63} 225 #define CONFIG_SYS_NAND_ECCSIZE 256 226 #define CONFIG_SYS_NAND_ECCBYTES 3 227 #define CONFIG_NAND_OMAP_ECCSCHEME OMAP_ECC_HAM1_CODE_SW 228 #define CONFIG_NAND_OMAP_GPMC_PREFETCH 229 230 #define CONFIG_SYS_NAND_U_BOOT_START CONFIG_SYS_TEXT_BASE 231 232 #define CONFIG_SYS_NAND_U_BOOT_OFFS 0x80000 233 #define CONFIG_SYS_NAND_U_BOOT_SIZE 0x80000 234 235 #define CONFIG_CMD_UBIFS 236 #define CONFIG_RBTREE 237 #define CONFIG_LZO 238 #define CONFIG_MTD_PARTITIONS 239 #define CONFIG_MTD_DEVICE 240 #define CONFIG_CMD_MTDPARTS 241 242 /* Setup MTD for NAND on the SOM */ 243 #define MTDIDS_DEFAULT "nand0=omap2-nand.0" 244 #define MTDPARTS_DEFAULT "mtdparts=omap2-nand.0:512k(MLO)," \ 245 "1m(u-boot),256k(env1)," \ 246 "256k(env2),6m(kernel),-(rootfs)" 247 248 #define CONFIG_TAM3517_SETTINGS \ 249 "netdev=eth0\0" \ 250 "nandargs=setenv bootargs root=${nandroot} " \ 251 "rootfstype=${nandrootfstype}\0" \ 252 "nfsargs=setenv bootargs root=/dev/nfs rw " \ 253 "nfsroot=${serverip}:${rootpath}\0" \ 254 "ramargs=setenv bootargs root=/dev/ram rw\0" \ 255 "addip_sta=setenv bootargs ${bootargs} " \ 256 "ip=${ipaddr}:${serverip}:${gatewayip}:${netmask}" \ 257 ":${hostname}:${netdev}:off panic=1\0" \ 258 "addip_dyn=setenv bootargs ${bootargs} ip=dhcp\0" \ 259 "addip=if test -n ${ipdyn};then run addip_dyn;" \ 260 "else run addip_sta;fi\0" \ 261 "addmtd=setenv bootargs ${bootargs} ${mtdparts}\0" \ 262 "addtty=setenv bootargs ${bootargs}" \ 263 " console=ttyO0,${baudrate}\0" \ 264 "addmisc=setenv bootargs ${bootargs} ${misc}\0" \ 265 "loadaddr=82000000\0" \ 266 "kernel_addr_r=82000000\0" \ 267 "hostname=" __stringify(CONFIG_HOSTNAME) "\0" \ 268 "bootfile=" __stringify(CONFIG_HOSTNAME) "/uImage\0" \ 269 "flash_self=run ramargs addip addtty addmtd addmisc;" \ 270 "bootm ${kernel_addr} ${ramdisk_addr}\0" \ 271 "flash_nfs=run nfsargs addip addtty addmtd addmisc;" \ 272 "bootm ${kernel_addr}\0" \ 273 "nandboot=run nandargs addip addtty addmtd addmisc;" \ 274 "nand read ${kernel_addr_r} kernel\0" \ 275 "bootm ${kernel_addr_r}\0" \ 276 "net_nfs=tftp ${kernel_addr_r} ${bootfile}; " \ 277 "run nfsargs addip addtty addmtd addmisc;" \ 278 "bootm ${kernel_addr_r}\0" \ 279 "net_self=if run net_self_load;then " \ 280 "run ramargs addip addtty addmtd addmisc;" \ 281 "bootm ${kernel_addr_r} ${ramdisk_addr_r};" \ 282 "else echo Images not loades;fi\0" \ 283 "u-boot=" __stringify(CONFIG_HOSTNAME) "/u-boot.img\0" \ 284 "load=tftp ${loadaddr} ${u-boot}\0" \ 285 "loadmlo=tftp ${loadaddr} ${mlo}\0" \ 286 "mlo=" __stringify(CONFIG_HOSTNAME) "/MLO\0" \ 287 "uboot_addr=0x80000\0" \ 288 "update=nandecc sw;nand erase ${uboot_addr} 100000;" \ 289 "nand write ${loadaddr} ${uboot_addr} 80000\0" \ 290 "updatemlo=nandecc hw;nand erase 0 20000;" \ 291 "nand write ${loadaddr} 0 20000\0" \ 292 "upd=if run load;then echo Updating u-boot;if run update;" \ 293 "then echo U-Boot updated;" \ 294 "else echo Error updating u-boot !;" \ 295 "echo Board without bootloader !!;" \ 296 "fi;" \ 297 "else echo U-Boot not downloaded..exiting;fi\0" \ 298 299 /* 300 * this is common code for all TAM3517 boards. 301 * MAC address is stored from manufacturer in 302 * I2C EEPROM 303 */ 304 #if !(defined(__KERNEL_STRICT_NAMES) || defined(__ASSEMBLY__)) 305 /* 306 * The I2C EEPROM on the TAM3517 contains 307 * mac address and production data 308 */ 309 struct tam3517_module_info { 310 char customer[48]; 311 char product[48]; 312 313 /* 314 * bit 0~47 : sequence number 315 * bit 48~55 : week of year, from 0. 316 * bit 56~63 : year 317 */ 318 unsigned long long sequence_number; 319 320 /* 321 * bit 0~7 : revision fixed 322 * bit 8~15 : revision major 323 * bit 16~31 : TNxxx 324 */ 325 unsigned int revision; 326 unsigned char eth_addr[4][8]; 327 unsigned char _rev[100]; 328 }; 329 330 #define TAM3517_READ_EEPROM(info, ret) \ 331 do { \ 332 i2c_init(CONFIG_SYS_OMAP24_I2C_SPEED, CONFIG_SYS_OMAP24_I2C_SLAVE); \ 333 if (eeprom_read(CONFIG_SYS_I2C_EEPROM_ADDR, 0, \ 334 (void *)info, sizeof(*info))) \ 335 ret = 1; \ 336 else \ 337 ret = 0; \ 338 } while (0) 339 340 #define TAM3517_READ_MAC_FROM_EEPROM(info) \ 341 do { \ 342 char buf[80], ethname[20]; \ 343 int i; \ 344 memset(buf, 0, sizeof(buf)); \ 345 for (i = 0 ; i < ARRAY_SIZE((info)->eth_addr); i++) { \ 346 sprintf(buf, "%02X:%02X:%02X:%02X:%02X:%02X", \ 347 (info)->eth_addr[i][5], \ 348 (info)->eth_addr[i][4], \ 349 (info)->eth_addr[i][3], \ 350 (info)->eth_addr[i][2], \ 351 (info)->eth_addr[i][1], \ 352 (info)->eth_addr[i][0]); \ 353 \ 354 if (i) \ 355 sprintf(ethname, "eth%daddr", i); \ 356 else \ 357 strcpy(ethname, "ethaddr"); \ 358 printf("Setting %s from EEPROM with %s\n", ethname, buf);\ 359 setenv(ethname, buf); \ 360 } \ 361 } while (0) 362 363 /* The following macros are taken from Technexion's documentation */ 364 #define TAM3517_sequence_number(info) \ 365 ((info)->sequence_number % 0x1000000000000LL) 366 #define TAM3517_week_of_year(info) (((info)->sequence_number >> 48) % 0x100) 367 #define TAM3517_year(info) ((info)->sequence_number >> 56) 368 #define TAM3517_revision_fixed(info) ((info)->revision % 0x100) 369 #define TAM3517_revision_major(info) (((info)->revision >> 8) % 0x100) 370 #define TAM3517_revision_tn(info) ((info)->revision >> 16) 371 372 #define TAM3517_PRINT_SOM_INFO(info) \ 373 do { \ 374 printf("Vendor:%s\n", (info)->customer); \ 375 printf("SOM: %s\n", (info)->product); \ 376 printf("SeqNr: %02llu%02llu%012llu\n", \ 377 TAM3517_year(info), \ 378 TAM3517_week_of_year(info), \ 379 TAM3517_sequence_number(info)); \ 380 printf("Rev: TN%u %u.%u\n", \ 381 TAM3517_revision_tn(info), \ 382 TAM3517_revision_major(info), \ 383 TAM3517_revision_fixed(info)); \ 384 } while (0) 385 386 #endif 387 388 #endif /* __TAM3517_H */ 389