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_OMAP_EHCI_PHY1_RESET_GPIO 25 70 71 #define CONFIG_SYS_I2C 72 #define CONFIG_SYS_OMAP24_I2C_SPEED 400000 73 #define CONFIG_SYS_OMAP24_I2C_SLAVE 1 74 #define CONFIG_SYS_I2C_EEPROM_ADDR 0x50 /* base address */ 75 #define CONFIG_SYS_I2C_EEPROM_ADDR_LEN 1 /* bytes of address */ 76 #define CONFIG_SYS_I2C_EEPROM_ADDR_OVERFLOW 0x07 77 78 /* 79 * Board NAND Info. 80 */ 81 #define CONFIG_SYS_NAND_BASE NAND_BASE /* physical address */ 82 /* to access */ 83 /* nand at CS0 */ 84 85 #define CONFIG_SYS_MAX_NAND_DEVICE 1 /* Max number of */ 86 /* NAND devices */ 87 88 #define CONFIG_AUTO_COMPLETE 89 90 /* 91 * Miscellaneous configurable options 92 */ 93 #define CONFIG_SYS_LONGHELP /* undef to save memory */ 94 #define CONFIG_CMDLINE_EDITING 95 #define CONFIG_AUTO_COMPLETE 96 #define CONFIG_SYS_CBSIZE 512 /* Console I/O Buffer Size */ 97 98 /* Print Buffer Size */ 99 #define CONFIG_SYS_PBSIZE (CONFIG_SYS_CBSIZE + \ 100 sizeof(CONFIG_SYS_PROMPT) + 16) 101 #define CONFIG_SYS_MAXARGS 32 /* max number of command */ 102 /* args */ 103 /* Boot Argument Buffer Size */ 104 #define CONFIG_SYS_BARGSIZE (CONFIG_SYS_CBSIZE) 105 /* memtest works on */ 106 #define CONFIG_SYS_MEMTEST_START (OMAP34XX_SDRC_CS0) 107 #define CONFIG_SYS_MEMTEST_END (OMAP34XX_SDRC_CS0 + \ 108 0x01F00000) /* 31MB */ 109 110 #define CONFIG_SYS_LOAD_ADDR (OMAP34XX_SDRC_CS0) /* default load */ 111 /* address */ 112 113 /* 114 * AM3517 has 12 GP timers, they can be driven by the system clock 115 * (12/13/16.8/19.2/38.4MHz) or by 32KHz clock. We use 13MHz (V_SCLK). 116 * This rate is divided by a local divisor. 117 */ 118 #define CONFIG_SYS_TIMERBASE OMAP34XX_GPT2 119 #define CONFIG_SYS_PTV 2 /* Divisor: 2^(PTV+1) => 8 */ 120 121 /* 122 * Physical Memory Map 123 */ 124 #define CONFIG_NR_DRAM_BANKS 2 /* CS1 may or may not be populated */ 125 #define PHYS_SDRAM_1 OMAP34XX_SDRC_CS0 126 #define PHYS_SDRAM_2 OMAP34XX_SDRC_CS1 127 128 /* 129 * FLASH and environment organization 130 */ 131 132 /* **** PISMO SUPPORT *** */ 133 #define CONFIG_NAND_OMAP_GPMC 134 #define SMNAND_ENV_OFFSET 0x180000 /* environment starts here */ 135 136 /* Redundant Environment */ 137 #define CONFIG_SYS_ENV_SECT_SIZE (128 << 10) /* 128 KiB */ 138 #define CONFIG_ENV_OFFSET SMNAND_ENV_OFFSET 139 #define CONFIG_ENV_ADDR SMNAND_ENV_OFFSET 140 #define CONFIG_ENV_OFFSET_REDUND (CONFIG_ENV_OFFSET + \ 141 2 * CONFIG_SYS_ENV_SECT_SIZE) 142 #define CONFIG_ENV_SIZE_REDUND CONFIG_ENV_SIZE 143 144 #define CONFIG_SYS_SDRAM_BASE PHYS_SDRAM_1 145 #define CONFIG_SYS_INIT_RAM_ADDR 0x4020f800 146 #define CONFIG_SYS_INIT_RAM_SIZE 0x800 147 #define CONFIG_SYS_INIT_SP_ADDR (CONFIG_SYS_INIT_RAM_ADDR + \ 148 CONFIG_SYS_INIT_RAM_SIZE - \ 149 GENERATED_GBL_DATA_SIZE) 150 151 /* 152 * ethernet support, EMAC 153 * 154 */ 155 #define CONFIG_DRIVER_TI_EMAC 156 #define CONFIG_DRIVER_TI_EMAC_USE_RMII 157 #define CONFIG_MII 158 #define CONFIG_BOOTP_DNS 159 #define CONFIG_BOOTP_DNS2 160 #define CONFIG_BOOTP_SEND_HOSTNAME 161 #define CONFIG_NET_RETRY_COUNT 10 162 163 /* Defines for SPL */ 164 #define CONFIG_SPL_FRAMEWORK 165 #define CONFIG_SPL_CONSOLE 166 #define CONFIG_SPL_NAND_SIMPLE 167 #define CONFIG_SPL_NAND_SOFTECC 168 #define CONFIG_SPL_NAND_WORKSPACE 0x8f07f000 /* below BSS */ 169 170 #define CONFIG_SPL_NAND_BASE 171 #define CONFIG_SPL_NAND_DRIVERS 172 #define CONFIG_SPL_NAND_ECC 173 174 #define CONFIG_SPL_TEXT_BASE 0x40200000 /*CONFIG_SYS_SRAM_START*/ 175 #define CONFIG_SPL_MAX_SIZE (SRAM_SCRATCH_SPACE_ADDR - \ 176 CONFIG_SPL_TEXT_BASE) 177 #define CONFIG_SPL_STACK LOW_LEVEL_SRAM_STACK 178 179 #define CONFIG_SYS_SPL_MALLOC_START 0x8f000000 180 #define CONFIG_SYS_SPL_MALLOC_SIZE 0x80000 181 #define CONFIG_SPL_BSS_START_ADDR 0x8f080000 /* end of RAM */ 182 #define CONFIG_SPL_BSS_MAX_SIZE 0x80000 183 184 #define CONFIG_SYS_MMCSD_FS_BOOT_PARTITION 1 185 #define CONFIG_SPL_FS_LOAD_PAYLOAD_NAME "u-boot.img" 186 187 /* FAT */ 188 #define CONFIG_SPL_FS_LOAD_KERNEL_NAME "uImage" 189 #define CONFIG_SPL_FS_LOAD_ARGS_NAME "args" 190 191 /* RAW SD card / eMMC */ 192 #define CONFIG_SYS_MMCSD_RAW_MODE_KERNEL_SECTOR 0x900 /* address 0x120000 */ 193 #define CONFIG_SYS_MMCSD_RAW_MODE_ARGS_SECTOR 0x80 /* address 0x10000 */ 194 #define CONFIG_SYS_MMCSD_RAW_MODE_ARGS_SECTORS 0x80 /* 64KiB */ 195 196 /* NAND boot config */ 197 #define CONFIG_SYS_NAND_BUSWIDTH_16BIT 198 #define CONFIG_SYS_NAND_PAGE_COUNT 64 199 #define CONFIG_SYS_NAND_PAGE_SIZE 2048 200 #define CONFIG_SYS_NAND_OOBSIZE 64 201 #define CONFIG_SYS_NAND_BLOCK_SIZE (128 * 1024) 202 #define CONFIG_SYS_NAND_5_ADDR_CYCLE 203 #define CONFIG_SYS_NAND_BAD_BLOCK_POS 0 204 #define CONFIG_SYS_NAND_ECCPOS {40, 41, 42, 43, 44, 45, 46, 47,\ 205 48, 49, 50, 51, 52, 53, 54, 55,\ 206 56, 57, 58, 59, 60, 61, 62, 63} 207 #define CONFIG_SYS_NAND_ECCSIZE 256 208 #define CONFIG_SYS_NAND_ECCBYTES 3 209 #define CONFIG_NAND_OMAP_ECCSCHEME OMAP_ECC_HAM1_CODE_SW 210 #define CONFIG_NAND_OMAP_GPMC_PREFETCH 211 212 #define CONFIG_SYS_NAND_U_BOOT_START CONFIG_SYS_TEXT_BASE 213 214 #define CONFIG_SYS_NAND_U_BOOT_OFFS 0x80000 215 #define CONFIG_SYS_NAND_U_BOOT_SIZE 0x80000 216 217 #define CONFIG_MTD_PARTITIONS 218 #define CONFIG_MTD_DEVICE 219 220 /* Setup MTD for NAND on the SOM */ 221 #define MTDIDS_DEFAULT "nand0=omap2-nand.0" 222 #define MTDPARTS_DEFAULT "mtdparts=omap2-nand.0:512k(MLO)," \ 223 "1m(u-boot),256k(env1)," \ 224 "256k(env2),6m(kernel),-(rootfs)" 225 226 #define CONFIG_TAM3517_SETTINGS \ 227 "netdev=eth0\0" \ 228 "nandargs=setenv bootargs root=${nandroot} " \ 229 "rootfstype=${nandrootfstype}\0" \ 230 "nfsargs=setenv bootargs root=/dev/nfs rw " \ 231 "nfsroot=${serverip}:${rootpath}\0" \ 232 "ramargs=setenv bootargs root=/dev/ram rw\0" \ 233 "addip_sta=setenv bootargs ${bootargs} " \ 234 "ip=${ipaddr}:${serverip}:${gatewayip}:${netmask}" \ 235 ":${hostname}:${netdev}:off panic=1\0" \ 236 "addip_dyn=setenv bootargs ${bootargs} ip=dhcp\0" \ 237 "addip=if test -n ${ipdyn};then run addip_dyn;" \ 238 "else run addip_sta;fi\0" \ 239 "addmtd=setenv bootargs ${bootargs} ${mtdparts}\0" \ 240 "addtty=setenv bootargs ${bootargs}" \ 241 " console=ttyO0,${baudrate}\0" \ 242 "addmisc=setenv bootargs ${bootargs} ${misc}\0" \ 243 "loadaddr=82000000\0" \ 244 "kernel_addr_r=82000000\0" \ 245 "hostname=" __stringify(CONFIG_HOSTNAME) "\0" \ 246 "bootfile=" __stringify(CONFIG_HOSTNAME) "/uImage\0" \ 247 "flash_self=run ramargs addip addtty addmtd addmisc;" \ 248 "bootm ${kernel_addr} ${ramdisk_addr}\0" \ 249 "flash_nfs=run nfsargs addip addtty addmtd addmisc;" \ 250 "bootm ${kernel_addr}\0" \ 251 "nandboot=run nandargs addip addtty addmtd addmisc;" \ 252 "nand read ${kernel_addr_r} kernel\0" \ 253 "bootm ${kernel_addr_r}\0" \ 254 "net_nfs=tftp ${kernel_addr_r} ${bootfile}; " \ 255 "run nfsargs addip addtty addmtd addmisc;" \ 256 "bootm ${kernel_addr_r}\0" \ 257 "net_self=if run net_self_load;then " \ 258 "run ramargs addip addtty addmtd addmisc;" \ 259 "bootm ${kernel_addr_r} ${ramdisk_addr_r};" \ 260 "else echo Images not loades;fi\0" \ 261 "u-boot=" __stringify(CONFIG_HOSTNAME) "/u-boot.img\0" \ 262 "load=tftp ${loadaddr} ${u-boot}\0" \ 263 "loadmlo=tftp ${loadaddr} ${mlo}\0" \ 264 "mlo=" __stringify(CONFIG_HOSTNAME) "/MLO\0" \ 265 "uboot_addr=0x80000\0" \ 266 "update=nandecc sw;nand erase ${uboot_addr} 100000;" \ 267 "nand write ${loadaddr} ${uboot_addr} 80000\0" \ 268 "updatemlo=nandecc hw;nand erase 0 20000;" \ 269 "nand write ${loadaddr} 0 20000\0" \ 270 "upd=if run load;then echo Updating u-boot;if run update;" \ 271 "then echo U-Boot updated;" \ 272 "else echo Error updating u-boot !;" \ 273 "echo Board without bootloader !!;" \ 274 "fi;" \ 275 "else echo U-Boot not downloaded..exiting;fi\0" \ 276 277 /* 278 * this is common code for all TAM3517 boards. 279 * MAC address is stored from manufacturer in 280 * I2C EEPROM 281 */ 282 #if !(defined(__KERNEL_STRICT_NAMES) || defined(__ASSEMBLY__)) 283 /* 284 * The I2C EEPROM on the TAM3517 contains 285 * mac address and production data 286 */ 287 struct tam3517_module_info { 288 char customer[48]; 289 char product[48]; 290 291 /* 292 * bit 0~47 : sequence number 293 * bit 48~55 : week of year, from 0. 294 * bit 56~63 : year 295 */ 296 unsigned long long sequence_number; 297 298 /* 299 * bit 0~7 : revision fixed 300 * bit 8~15 : revision major 301 * bit 16~31 : TNxxx 302 */ 303 unsigned int revision; 304 unsigned char eth_addr[4][8]; 305 unsigned char _rev[100]; 306 }; 307 308 #define TAM3517_READ_EEPROM(info, ret) \ 309 do { \ 310 i2c_init(CONFIG_SYS_OMAP24_I2C_SPEED, CONFIG_SYS_OMAP24_I2C_SLAVE); \ 311 if (eeprom_read(CONFIG_SYS_I2C_EEPROM_ADDR, 0, \ 312 (void *)info, sizeof(*info))) \ 313 ret = 1; \ 314 else \ 315 ret = 0; \ 316 } while (0) 317 318 #define TAM3517_READ_MAC_FROM_EEPROM(info) \ 319 do { \ 320 char buf[80], ethname[20]; \ 321 int i; \ 322 memset(buf, 0, sizeof(buf)); \ 323 for (i = 0 ; i < ARRAY_SIZE((info)->eth_addr); i++) { \ 324 sprintf(buf, "%02X:%02X:%02X:%02X:%02X:%02X", \ 325 (info)->eth_addr[i][5], \ 326 (info)->eth_addr[i][4], \ 327 (info)->eth_addr[i][3], \ 328 (info)->eth_addr[i][2], \ 329 (info)->eth_addr[i][1], \ 330 (info)->eth_addr[i][0]); \ 331 \ 332 if (i) \ 333 sprintf(ethname, "eth%daddr", i); \ 334 else \ 335 strcpy(ethname, "ethaddr"); \ 336 printf("Setting %s from EEPROM with %s\n", ethname, buf);\ 337 setenv(ethname, buf); \ 338 } \ 339 } while (0) 340 341 /* The following macros are taken from Technexion's documentation */ 342 #define TAM3517_sequence_number(info) \ 343 ((info)->sequence_number % 0x1000000000000LL) 344 #define TAM3517_week_of_year(info) (((info)->sequence_number >> 48) % 0x100) 345 #define TAM3517_year(info) ((info)->sequence_number >> 56) 346 #define TAM3517_revision_fixed(info) ((info)->revision % 0x100) 347 #define TAM3517_revision_major(info) (((info)->revision >> 8) % 0x100) 348 #define TAM3517_revision_tn(info) ((info)->revision >> 16) 349 350 #define TAM3517_PRINT_SOM_INFO(info) \ 351 do { \ 352 printf("Vendor:%s\n", (info)->customer); \ 353 printf("SOM: %s\n", (info)->product); \ 354 printf("SeqNr: %02llu%02llu%012llu\n", \ 355 TAM3517_year(info), \ 356 TAM3517_week_of_year(info), \ 357 TAM3517_sequence_number(info)); \ 358 printf("Rev: TN%u %u.%u\n", \ 359 TAM3517_revision_tn(info), \ 360 TAM3517_revision_major(info), \ 361 TAM3517_revision_fixed(info)); \ 362 } while (0) 363 364 #endif 365 366 #endif /* __TAM3517_H */ 367