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