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