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