1 /* 2 * (C) Copyright 2012-2013 Henrik Nordstrom <henrik@henriknordstrom.net> 3 * (C) Copyright 2013 Luke Kenneth Casson Leighton <lkcl@lkcl.net> 4 * 5 * (C) Copyright 2007-2011 6 * Allwinner Technology Co., Ltd. <www.allwinnertech.com> 7 * Tom Cubie <tangliang@allwinnertech.com> 8 * 9 * Some board init for the Allwinner A10-evb board. 10 * 11 * SPDX-License-Identifier: GPL-2.0+ 12 */ 13 14 #include <common.h> 15 #include <mmc.h> 16 #include <axp_pmic.h> 17 #include <asm/arch/clock.h> 18 #include <asm/arch/cpu.h> 19 #include <asm/arch/display.h> 20 #include <asm/arch/dram.h> 21 #include <asm/arch/gpio.h> 22 #include <asm/arch/mmc.h> 23 #include <asm/arch/spl.h> 24 #include <asm/arch/usb_phy.h> 25 #ifndef CONFIG_ARM64 26 #include <asm/armv7.h> 27 #endif 28 #include <asm/gpio.h> 29 #include <asm/io.h> 30 #include <crc.h> 31 #include <environment.h> 32 #include <libfdt.h> 33 #include <nand.h> 34 #include <net.h> 35 #include <sy8106a.h> 36 37 #if defined CONFIG_VIDEO_LCD_PANEL_I2C && !(defined CONFIG_SPL_BUILD) 38 /* So that we can use pin names in Kconfig and sunxi_name_to_gpio() */ 39 int soft_i2c_gpio_sda; 40 int soft_i2c_gpio_scl; 41 42 static int soft_i2c_board_init(void) 43 { 44 int ret; 45 46 soft_i2c_gpio_sda = sunxi_name_to_gpio(CONFIG_VIDEO_LCD_PANEL_I2C_SDA); 47 if (soft_i2c_gpio_sda < 0) { 48 printf("Error invalid soft i2c sda pin: '%s', err %d\n", 49 CONFIG_VIDEO_LCD_PANEL_I2C_SDA, soft_i2c_gpio_sda); 50 return soft_i2c_gpio_sda; 51 } 52 ret = gpio_request(soft_i2c_gpio_sda, "soft-i2c-sda"); 53 if (ret) { 54 printf("Error requesting soft i2c sda pin: '%s', err %d\n", 55 CONFIG_VIDEO_LCD_PANEL_I2C_SDA, ret); 56 return ret; 57 } 58 59 soft_i2c_gpio_scl = sunxi_name_to_gpio(CONFIG_VIDEO_LCD_PANEL_I2C_SCL); 60 if (soft_i2c_gpio_scl < 0) { 61 printf("Error invalid soft i2c scl pin: '%s', err %d\n", 62 CONFIG_VIDEO_LCD_PANEL_I2C_SCL, soft_i2c_gpio_scl); 63 return soft_i2c_gpio_scl; 64 } 65 ret = gpio_request(soft_i2c_gpio_scl, "soft-i2c-scl"); 66 if (ret) { 67 printf("Error requesting soft i2c scl pin: '%s', err %d\n", 68 CONFIG_VIDEO_LCD_PANEL_I2C_SCL, ret); 69 return ret; 70 } 71 72 return 0; 73 } 74 #else 75 static int soft_i2c_board_init(void) { return 0; } 76 #endif 77 78 DECLARE_GLOBAL_DATA_PTR; 79 80 /* add board specific code here */ 81 int board_init(void) 82 { 83 __maybe_unused int id_pfr1, ret, satapwr_pin, macpwr_pin; 84 85 gd->bd->bi_boot_params = (PHYS_SDRAM_0 + 0x100); 86 87 #ifndef CONFIG_ARM64 88 asm volatile("mrc p15, 0, %0, c0, c1, 1" : "=r"(id_pfr1)); 89 debug("id_pfr1: 0x%08x\n", id_pfr1); 90 /* Generic Timer Extension available? */ 91 if ((id_pfr1 >> CPUID_ARM_GENTIMER_SHIFT) & 0xf) { 92 uint32_t freq; 93 94 debug("Setting CNTFRQ\n"); 95 96 /* 97 * CNTFRQ is a secure register, so we will crash if we try to 98 * write this from the non-secure world (read is OK, though). 99 * In case some bootcode has already set the correct value, 100 * we avoid the risk of writing to it. 101 */ 102 asm volatile("mrc p15, 0, %0, c14, c0, 0" : "=r"(freq)); 103 if (freq != COUNTER_FREQUENCY) { 104 debug("arch timer frequency is %d Hz, should be %d, fixing ...\n", 105 freq, COUNTER_FREQUENCY); 106 #ifdef CONFIG_NON_SECURE 107 printf("arch timer frequency is wrong, but cannot adjust it\n"); 108 #else 109 asm volatile("mcr p15, 0, %0, c14, c0, 0" 110 : : "r"(COUNTER_FREQUENCY)); 111 #endif 112 } 113 } 114 #endif /* !CONFIG_ARM64 */ 115 116 ret = axp_gpio_init(); 117 if (ret) 118 return ret; 119 120 #ifdef CONFIG_SATAPWR 121 satapwr_pin = sunxi_name_to_gpio(CONFIG_SATAPWR); 122 gpio_request(satapwr_pin, "satapwr"); 123 gpio_direction_output(satapwr_pin, 1); 124 #endif 125 #ifdef CONFIG_MACPWR 126 macpwr_pin = sunxi_name_to_gpio(CONFIG_MACPWR); 127 gpio_request(macpwr_pin, "macpwr"); 128 gpio_direction_output(macpwr_pin, 1); 129 #endif 130 131 /* Uses dm gpio code so do this here and not in i2c_init_board() */ 132 return soft_i2c_board_init(); 133 } 134 135 int dram_init(void) 136 { 137 gd->ram_size = get_ram_size((long *)PHYS_SDRAM_0, PHYS_SDRAM_0_SIZE); 138 139 return 0; 140 } 141 142 #if defined(CONFIG_NAND_SUNXI) 143 static void nand_pinmux_setup(void) 144 { 145 unsigned int pin; 146 147 for (pin = SUNXI_GPC(0); pin <= SUNXI_GPC(19); pin++) 148 sunxi_gpio_set_cfgpin(pin, SUNXI_GPC_NAND); 149 150 #if defined CONFIG_MACH_SUN4I || defined CONFIG_MACH_SUN7I 151 for (pin = SUNXI_GPC(20); pin <= SUNXI_GPC(22); pin++) 152 sunxi_gpio_set_cfgpin(pin, SUNXI_GPC_NAND); 153 #endif 154 /* sun4i / sun7i do have a PC23, but it is not used for nand, 155 * only sun7i has a PC24 */ 156 #ifdef CONFIG_MACH_SUN7I 157 sunxi_gpio_set_cfgpin(SUNXI_GPC(24), SUNXI_GPC_NAND); 158 #endif 159 } 160 161 static void nand_clock_setup(void) 162 { 163 struct sunxi_ccm_reg *const ccm = 164 (struct sunxi_ccm_reg *)SUNXI_CCM_BASE; 165 166 setbits_le32(&ccm->ahb_gate0, (CLK_GATE_OPEN << AHB_GATE_OFFSET_NAND0)); 167 #ifdef CONFIG_MACH_SUN9I 168 setbits_le32(&ccm->ahb_gate1, (1 << AHB_GATE_OFFSET_DMA)); 169 #else 170 setbits_le32(&ccm->ahb_gate0, (1 << AHB_GATE_OFFSET_DMA)); 171 #endif 172 setbits_le32(&ccm->nand0_clk_cfg, CCM_NAND_CTRL_ENABLE | AHB_DIV_1); 173 } 174 175 void board_nand_init(void) 176 { 177 nand_pinmux_setup(); 178 nand_clock_setup(); 179 #ifndef CONFIG_SPL_BUILD 180 sunxi_nand_init(); 181 #endif 182 } 183 #endif 184 185 #ifdef CONFIG_GENERIC_MMC 186 static void mmc_pinmux_setup(int sdc) 187 { 188 unsigned int pin; 189 __maybe_unused int pins; 190 191 switch (sdc) { 192 case 0: 193 /* SDC0: PF0-PF5 */ 194 for (pin = SUNXI_GPF(0); pin <= SUNXI_GPF(5); pin++) { 195 sunxi_gpio_set_cfgpin(pin, SUNXI_GPF_SDC0); 196 sunxi_gpio_set_pull(pin, SUNXI_GPIO_PULL_UP); 197 sunxi_gpio_set_drv(pin, 2); 198 } 199 break; 200 201 case 1: 202 pins = sunxi_name_to_gpio_bank(CONFIG_MMC1_PINS); 203 204 #if defined(CONFIG_MACH_SUN4I) || defined(CONFIG_MACH_SUN7I) 205 if (pins == SUNXI_GPIO_H) { 206 /* SDC1: PH22-PH-27 */ 207 for (pin = SUNXI_GPH(22); pin <= SUNXI_GPH(27); pin++) { 208 sunxi_gpio_set_cfgpin(pin, SUN4I_GPH_SDC1); 209 sunxi_gpio_set_pull(pin, SUNXI_GPIO_PULL_UP); 210 sunxi_gpio_set_drv(pin, 2); 211 } 212 } else { 213 /* SDC1: PG0-PG5 */ 214 for (pin = SUNXI_GPG(0); pin <= SUNXI_GPG(5); pin++) { 215 sunxi_gpio_set_cfgpin(pin, SUN4I_GPG_SDC1); 216 sunxi_gpio_set_pull(pin, SUNXI_GPIO_PULL_UP); 217 sunxi_gpio_set_drv(pin, 2); 218 } 219 } 220 #elif defined(CONFIG_MACH_SUN5I) 221 /* SDC1: PG3-PG8 */ 222 for (pin = SUNXI_GPG(3); pin <= SUNXI_GPG(8); pin++) { 223 sunxi_gpio_set_cfgpin(pin, SUN5I_GPG_SDC1); 224 sunxi_gpio_set_pull(pin, SUNXI_GPIO_PULL_UP); 225 sunxi_gpio_set_drv(pin, 2); 226 } 227 #elif defined(CONFIG_MACH_SUN6I) 228 /* SDC1: PG0-PG5 */ 229 for (pin = SUNXI_GPG(0); pin <= SUNXI_GPG(5); pin++) { 230 sunxi_gpio_set_cfgpin(pin, SUN6I_GPG_SDC1); 231 sunxi_gpio_set_pull(pin, SUNXI_GPIO_PULL_UP); 232 sunxi_gpio_set_drv(pin, 2); 233 } 234 #elif defined(CONFIG_MACH_SUN8I) 235 if (pins == SUNXI_GPIO_D) { 236 /* SDC1: PD2-PD7 */ 237 for (pin = SUNXI_GPD(2); pin <= SUNXI_GPD(7); pin++) { 238 sunxi_gpio_set_cfgpin(pin, SUN8I_GPD_SDC1); 239 sunxi_gpio_set_pull(pin, SUNXI_GPIO_PULL_UP); 240 sunxi_gpio_set_drv(pin, 2); 241 } 242 } else { 243 /* SDC1: PG0-PG5 */ 244 for (pin = SUNXI_GPG(0); pin <= SUNXI_GPG(5); pin++) { 245 sunxi_gpio_set_cfgpin(pin, SUN8I_GPG_SDC1); 246 sunxi_gpio_set_pull(pin, SUNXI_GPIO_PULL_UP); 247 sunxi_gpio_set_drv(pin, 2); 248 } 249 } 250 #endif 251 break; 252 253 case 2: 254 pins = sunxi_name_to_gpio_bank(CONFIG_MMC2_PINS); 255 256 #if defined(CONFIG_MACH_SUN4I) || defined(CONFIG_MACH_SUN7I) 257 /* SDC2: PC6-PC11 */ 258 for (pin = SUNXI_GPC(6); pin <= SUNXI_GPC(11); pin++) { 259 sunxi_gpio_set_cfgpin(pin, SUNXI_GPC_SDC2); 260 sunxi_gpio_set_pull(pin, SUNXI_GPIO_PULL_UP); 261 sunxi_gpio_set_drv(pin, 2); 262 } 263 #elif defined(CONFIG_MACH_SUN5I) 264 if (pins == SUNXI_GPIO_E) { 265 /* SDC2: PE4-PE9 */ 266 for (pin = SUNXI_GPE(4); pin <= SUNXI_GPD(9); pin++) { 267 sunxi_gpio_set_cfgpin(pin, SUN5I_GPE_SDC2); 268 sunxi_gpio_set_pull(pin, SUNXI_GPIO_PULL_UP); 269 sunxi_gpio_set_drv(pin, 2); 270 } 271 } else { 272 /* SDC2: PC6-PC15 */ 273 for (pin = SUNXI_GPC(6); pin <= SUNXI_GPC(15); pin++) { 274 sunxi_gpio_set_cfgpin(pin, SUNXI_GPC_SDC2); 275 sunxi_gpio_set_pull(pin, SUNXI_GPIO_PULL_UP); 276 sunxi_gpio_set_drv(pin, 2); 277 } 278 } 279 #elif defined(CONFIG_MACH_SUN6I) 280 if (pins == SUNXI_GPIO_A) { 281 /* SDC2: PA9-PA14 */ 282 for (pin = SUNXI_GPA(9); pin <= SUNXI_GPA(14); pin++) { 283 sunxi_gpio_set_cfgpin(pin, SUN6I_GPA_SDC2); 284 sunxi_gpio_set_pull(pin, SUNXI_GPIO_PULL_UP); 285 sunxi_gpio_set_drv(pin, 2); 286 } 287 } else { 288 /* SDC2: PC6-PC15, PC24 */ 289 for (pin = SUNXI_GPC(6); pin <= SUNXI_GPC(15); pin++) { 290 sunxi_gpio_set_cfgpin(pin, SUNXI_GPC_SDC2); 291 sunxi_gpio_set_pull(pin, SUNXI_GPIO_PULL_UP); 292 sunxi_gpio_set_drv(pin, 2); 293 } 294 295 sunxi_gpio_set_cfgpin(SUNXI_GPC(24), SUNXI_GPC_SDC2); 296 sunxi_gpio_set_pull(SUNXI_GPC(24), SUNXI_GPIO_PULL_UP); 297 sunxi_gpio_set_drv(SUNXI_GPC(24), 2); 298 } 299 #elif defined(CONFIG_MACH_SUN8I) || defined(CONFIG_MACH_SUN50I) 300 /* SDC2: PC5-PC6, PC8-PC16 */ 301 for (pin = SUNXI_GPC(5); pin <= SUNXI_GPC(6); pin++) { 302 sunxi_gpio_set_cfgpin(pin, SUNXI_GPC_SDC2); 303 sunxi_gpio_set_pull(pin, SUNXI_GPIO_PULL_UP); 304 sunxi_gpio_set_drv(pin, 2); 305 } 306 307 for (pin = SUNXI_GPC(8); pin <= SUNXI_GPC(16); pin++) { 308 sunxi_gpio_set_cfgpin(pin, SUNXI_GPC_SDC2); 309 sunxi_gpio_set_pull(pin, SUNXI_GPIO_PULL_UP); 310 sunxi_gpio_set_drv(pin, 2); 311 } 312 #elif defined(CONFIG_MACH_SUN9I) 313 /* SDC2: PC6-PC16 */ 314 for (pin = SUNXI_GPC(6); pin <= SUNXI_GPC(16); pin++) { 315 sunxi_gpio_set_cfgpin(pin, SUNXI_GPC_SDC2); 316 sunxi_gpio_set_pull(pin, SUNXI_GPIO_PULL_UP); 317 sunxi_gpio_set_drv(pin, 2); 318 } 319 #endif 320 break; 321 322 case 3: 323 pins = sunxi_name_to_gpio_bank(CONFIG_MMC3_PINS); 324 325 #if defined(CONFIG_MACH_SUN4I) || defined(CONFIG_MACH_SUN7I) 326 /* SDC3: PI4-PI9 */ 327 for (pin = SUNXI_GPI(4); pin <= SUNXI_GPI(9); pin++) { 328 sunxi_gpio_set_cfgpin(pin, SUNXI_GPI_SDC3); 329 sunxi_gpio_set_pull(pin, SUNXI_GPIO_PULL_UP); 330 sunxi_gpio_set_drv(pin, 2); 331 } 332 #elif defined(CONFIG_MACH_SUN6I) 333 if (pins == SUNXI_GPIO_A) { 334 /* SDC3: PA9-PA14 */ 335 for (pin = SUNXI_GPA(9); pin <= SUNXI_GPA(14); pin++) { 336 sunxi_gpio_set_cfgpin(pin, SUN6I_GPA_SDC3); 337 sunxi_gpio_set_pull(pin, SUNXI_GPIO_PULL_UP); 338 sunxi_gpio_set_drv(pin, 2); 339 } 340 } else { 341 /* SDC3: PC6-PC15, PC24 */ 342 for (pin = SUNXI_GPC(6); pin <= SUNXI_GPC(15); pin++) { 343 sunxi_gpio_set_cfgpin(pin, SUN6I_GPC_SDC3); 344 sunxi_gpio_set_pull(pin, SUNXI_GPIO_PULL_UP); 345 sunxi_gpio_set_drv(pin, 2); 346 } 347 348 sunxi_gpio_set_cfgpin(SUNXI_GPC(24), SUN6I_GPC_SDC3); 349 sunxi_gpio_set_pull(SUNXI_GPC(24), SUNXI_GPIO_PULL_UP); 350 sunxi_gpio_set_drv(SUNXI_GPC(24), 2); 351 } 352 #endif 353 break; 354 355 default: 356 printf("sunxi: invalid MMC slot %d for pinmux setup\n", sdc); 357 break; 358 } 359 } 360 361 int board_mmc_init(bd_t *bis) 362 { 363 __maybe_unused struct mmc *mmc0, *mmc1; 364 __maybe_unused char buf[512]; 365 366 mmc_pinmux_setup(CONFIG_MMC_SUNXI_SLOT); 367 mmc0 = sunxi_mmc_init(CONFIG_MMC_SUNXI_SLOT); 368 if (!mmc0) 369 return -1; 370 371 #if CONFIG_MMC_SUNXI_SLOT_EXTRA != -1 372 mmc_pinmux_setup(CONFIG_MMC_SUNXI_SLOT_EXTRA); 373 mmc1 = sunxi_mmc_init(CONFIG_MMC_SUNXI_SLOT_EXTRA); 374 if (!mmc1) 375 return -1; 376 #endif 377 378 #if !defined(CONFIG_SPL_BUILD) && CONFIG_MMC_SUNXI_SLOT_EXTRA == 2 379 /* 380 * On systems with an emmc (mmc2), figure out if we are booting from 381 * the emmc and if we are make it "mmc dev 0" so that boot.scr, etc. 382 * are searched there first. Note we only do this for u-boot proper, 383 * not for the SPL, see spl_boot_device(). 384 */ 385 if (readb(SPL_ADDR + 0x28) == SUNXI_BOOTED_FROM_MMC2) { 386 /* Booting from emmc / mmc2, swap */ 387 mmc0->block_dev.devnum = 1; 388 mmc1->block_dev.devnum = 0; 389 } 390 #endif 391 392 return 0; 393 } 394 #endif 395 396 void i2c_init_board(void) 397 { 398 #ifdef CONFIG_I2C0_ENABLE 399 #if defined(CONFIG_MACH_SUN4I) || \ 400 defined(CONFIG_MACH_SUN5I) || \ 401 defined(CONFIG_MACH_SUN7I) || \ 402 defined(CONFIG_MACH_SUN8I_R40) 403 sunxi_gpio_set_cfgpin(SUNXI_GPB(0), SUN4I_GPB_TWI0); 404 sunxi_gpio_set_cfgpin(SUNXI_GPB(1), SUN4I_GPB_TWI0); 405 clock_twi_onoff(0, 1); 406 #elif defined(CONFIG_MACH_SUN6I) 407 sunxi_gpio_set_cfgpin(SUNXI_GPH(14), SUN6I_GPH_TWI0); 408 sunxi_gpio_set_cfgpin(SUNXI_GPH(15), SUN6I_GPH_TWI0); 409 clock_twi_onoff(0, 1); 410 #elif defined(CONFIG_MACH_SUN8I) 411 sunxi_gpio_set_cfgpin(SUNXI_GPH(2), SUN8I_GPH_TWI0); 412 sunxi_gpio_set_cfgpin(SUNXI_GPH(3), SUN8I_GPH_TWI0); 413 clock_twi_onoff(0, 1); 414 #endif 415 #endif 416 417 #ifdef CONFIG_I2C1_ENABLE 418 #if defined(CONFIG_MACH_SUN4I) || \ 419 defined(CONFIG_MACH_SUN7I) || \ 420 defined(CONFIG_MACH_SUN8I_R40) 421 sunxi_gpio_set_cfgpin(SUNXI_GPB(18), SUN4I_GPB_TWI1); 422 sunxi_gpio_set_cfgpin(SUNXI_GPB(19), SUN4I_GPB_TWI1); 423 clock_twi_onoff(1, 1); 424 #elif defined(CONFIG_MACH_SUN5I) 425 sunxi_gpio_set_cfgpin(SUNXI_GPB(15), SUN5I_GPB_TWI1); 426 sunxi_gpio_set_cfgpin(SUNXI_GPB(16), SUN5I_GPB_TWI1); 427 clock_twi_onoff(1, 1); 428 #elif defined(CONFIG_MACH_SUN6I) 429 sunxi_gpio_set_cfgpin(SUNXI_GPH(16), SUN6I_GPH_TWI1); 430 sunxi_gpio_set_cfgpin(SUNXI_GPH(17), SUN6I_GPH_TWI1); 431 clock_twi_onoff(1, 1); 432 #elif defined(CONFIG_MACH_SUN8I) 433 sunxi_gpio_set_cfgpin(SUNXI_GPH(4), SUN8I_GPH_TWI1); 434 sunxi_gpio_set_cfgpin(SUNXI_GPH(5), SUN8I_GPH_TWI1); 435 clock_twi_onoff(1, 1); 436 #endif 437 #endif 438 439 #ifdef CONFIG_I2C2_ENABLE 440 #if defined(CONFIG_MACH_SUN4I) || \ 441 defined(CONFIG_MACH_SUN7I) || \ 442 defined(CONFIG_MACH_SUN8I_R40) 443 sunxi_gpio_set_cfgpin(SUNXI_GPB(20), SUN4I_GPB_TWI2); 444 sunxi_gpio_set_cfgpin(SUNXI_GPB(21), SUN4I_GPB_TWI2); 445 clock_twi_onoff(2, 1); 446 #elif defined(CONFIG_MACH_SUN5I) 447 sunxi_gpio_set_cfgpin(SUNXI_GPB(17), SUN5I_GPB_TWI2); 448 sunxi_gpio_set_cfgpin(SUNXI_GPB(18), SUN5I_GPB_TWI2); 449 clock_twi_onoff(2, 1); 450 #elif defined(CONFIG_MACH_SUN6I) 451 sunxi_gpio_set_cfgpin(SUNXI_GPH(18), SUN6I_GPH_TWI2); 452 sunxi_gpio_set_cfgpin(SUNXI_GPH(19), SUN6I_GPH_TWI2); 453 clock_twi_onoff(2, 1); 454 #elif defined(CONFIG_MACH_SUN8I) 455 sunxi_gpio_set_cfgpin(SUNXI_GPE(12), SUN8I_GPE_TWI2); 456 sunxi_gpio_set_cfgpin(SUNXI_GPE(13), SUN8I_GPE_TWI2); 457 clock_twi_onoff(2, 1); 458 #endif 459 #endif 460 461 #ifdef CONFIG_I2C3_ENABLE 462 #if defined(CONFIG_MACH_SUN6I) 463 sunxi_gpio_set_cfgpin(SUNXI_GPG(10), SUN6I_GPG_TWI3); 464 sunxi_gpio_set_cfgpin(SUNXI_GPG(11), SUN6I_GPG_TWI3); 465 clock_twi_onoff(3, 1); 466 #elif defined(CONFIG_MACH_SUN7I) || \ 467 defined(CONFIG_MACH_SUN8I_R40) 468 sunxi_gpio_set_cfgpin(SUNXI_GPI(0), SUN7I_GPI_TWI3); 469 sunxi_gpio_set_cfgpin(SUNXI_GPI(1), SUN7I_GPI_TWI3); 470 clock_twi_onoff(3, 1); 471 #endif 472 #endif 473 474 #ifdef CONFIG_I2C4_ENABLE 475 #if defined(CONFIG_MACH_SUN7I) || \ 476 defined(CONFIG_MACH_SUN8I_R40) 477 sunxi_gpio_set_cfgpin(SUNXI_GPI(2), SUN7I_GPI_TWI4); 478 sunxi_gpio_set_cfgpin(SUNXI_GPI(3), SUN7I_GPI_TWI4); 479 clock_twi_onoff(4, 1); 480 #endif 481 #endif 482 483 #ifdef CONFIG_R_I2C_ENABLE 484 clock_twi_onoff(5, 1); 485 sunxi_gpio_set_cfgpin(SUNXI_GPL(0), SUN8I_H3_GPL_R_TWI); 486 sunxi_gpio_set_cfgpin(SUNXI_GPL(1), SUN8I_H3_GPL_R_TWI); 487 #endif 488 } 489 490 #ifdef CONFIG_SPL_BUILD 491 void sunxi_board_init(void) 492 { 493 int power_failed = 0; 494 unsigned long ramsize; 495 496 #ifdef CONFIG_SY8106A_POWER 497 power_failed = sy8106a_set_vout1(CONFIG_SY8106A_VOUT1_VOLT); 498 #endif 499 500 #if defined CONFIG_AXP152_POWER || defined CONFIG_AXP209_POWER || \ 501 defined CONFIG_AXP221_POWER || defined CONFIG_AXP809_POWER || \ 502 defined CONFIG_AXP818_POWER 503 power_failed = axp_init(); 504 505 #if defined CONFIG_AXP221_POWER || defined CONFIG_AXP809_POWER || \ 506 defined CONFIG_AXP818_POWER 507 power_failed |= axp_set_dcdc1(CONFIG_AXP_DCDC1_VOLT); 508 #endif 509 power_failed |= axp_set_dcdc2(CONFIG_AXP_DCDC2_VOLT); 510 power_failed |= axp_set_dcdc3(CONFIG_AXP_DCDC3_VOLT); 511 #if !defined(CONFIG_AXP209_POWER) && !defined(CONFIG_AXP818_POWER) 512 power_failed |= axp_set_dcdc4(CONFIG_AXP_DCDC4_VOLT); 513 #endif 514 #if defined CONFIG_AXP221_POWER || defined CONFIG_AXP809_POWER || \ 515 defined CONFIG_AXP818_POWER 516 power_failed |= axp_set_dcdc5(CONFIG_AXP_DCDC5_VOLT); 517 #endif 518 519 #if defined CONFIG_AXP221_POWER || defined CONFIG_AXP809_POWER || \ 520 defined CONFIG_AXP818_POWER 521 power_failed |= axp_set_aldo1(CONFIG_AXP_ALDO1_VOLT); 522 #endif 523 power_failed |= axp_set_aldo2(CONFIG_AXP_ALDO2_VOLT); 524 #if !defined(CONFIG_AXP152_POWER) 525 power_failed |= axp_set_aldo3(CONFIG_AXP_ALDO3_VOLT); 526 #endif 527 #ifdef CONFIG_AXP209_POWER 528 power_failed |= axp_set_aldo4(CONFIG_AXP_ALDO4_VOLT); 529 #endif 530 531 #if defined(CONFIG_AXP221_POWER) || defined(CONFIG_AXP809_POWER) || \ 532 defined(CONFIG_AXP818_POWER) 533 power_failed |= axp_set_dldo(1, CONFIG_AXP_DLDO1_VOLT); 534 power_failed |= axp_set_dldo(2, CONFIG_AXP_DLDO2_VOLT); 535 #if !defined CONFIG_AXP809_POWER 536 power_failed |= axp_set_dldo(3, CONFIG_AXP_DLDO3_VOLT); 537 power_failed |= axp_set_dldo(4, CONFIG_AXP_DLDO4_VOLT); 538 #endif 539 power_failed |= axp_set_eldo(1, CONFIG_AXP_ELDO1_VOLT); 540 power_failed |= axp_set_eldo(2, CONFIG_AXP_ELDO2_VOLT); 541 power_failed |= axp_set_eldo(3, CONFIG_AXP_ELDO3_VOLT); 542 #endif 543 544 #ifdef CONFIG_AXP818_POWER 545 power_failed |= axp_set_fldo(1, CONFIG_AXP_FLDO1_VOLT); 546 power_failed |= axp_set_fldo(2, CONFIG_AXP_FLDO2_VOLT); 547 power_failed |= axp_set_fldo(3, CONFIG_AXP_FLDO3_VOLT); 548 #endif 549 550 #if defined CONFIG_AXP809_POWER || defined CONFIG_AXP818_POWER 551 power_failed |= axp_set_sw(IS_ENABLED(CONFIG_AXP_SW_ON)); 552 #endif 553 #endif 554 printf("DRAM:"); 555 ramsize = sunxi_dram_init(); 556 printf(" %d MiB\n", (int)(ramsize >> 20)); 557 if (!ramsize) 558 hang(); 559 560 /* 561 * Only clock up the CPU to full speed if we are reasonably 562 * assured it's being powered with suitable core voltage 563 */ 564 if (!power_failed) 565 clock_set_pll1(CONFIG_SYS_CLK_FREQ); 566 else 567 printf("Failed to set core voltage! Can't set CPU frequency\n"); 568 } 569 #endif 570 571 #ifdef CONFIG_USB_GADGET 572 int g_dnl_board_usb_cable_connected(void) 573 { 574 return sunxi_usb_phy_vbus_detect(0); 575 } 576 #endif 577 578 #ifdef CONFIG_SERIAL_TAG 579 void get_board_serial(struct tag_serialnr *serialnr) 580 { 581 char *serial_string; 582 unsigned long long serial; 583 584 serial_string = getenv("serial#"); 585 586 if (serial_string) { 587 serial = simple_strtoull(serial_string, NULL, 16); 588 589 serialnr->high = (unsigned int) (serial >> 32); 590 serialnr->low = (unsigned int) (serial & 0xffffffff); 591 } else { 592 serialnr->high = 0; 593 serialnr->low = 0; 594 } 595 } 596 #endif 597 598 /* 599 * Check the SPL header for the "sunxi" variant. If found: parse values 600 * that might have been passed by the loader ("fel" utility), and update 601 * the environment accordingly. 602 */ 603 static void parse_spl_header(const uint32_t spl_addr) 604 { 605 struct boot_file_head *spl = (void *)(ulong)spl_addr; 606 if (memcmp(spl->spl_signature, SPL_SIGNATURE, 3) != 0) 607 return; /* signature mismatch, no usable header */ 608 609 uint8_t spl_header_version = spl->spl_signature[3]; 610 if (spl_header_version != SPL_HEADER_VERSION) { 611 printf("sunxi SPL version mismatch: expected %u, got %u\n", 612 SPL_HEADER_VERSION, spl_header_version); 613 return; 614 } 615 if (!spl->fel_script_address) 616 return; 617 618 if (spl->fel_uEnv_length != 0) { 619 /* 620 * data is expected in uEnv.txt compatible format, so "env 621 * import -t" the string(s) at fel_script_address right away. 622 */ 623 himport_r(&env_htab, (char *)(uintptr_t)spl->fel_script_address, 624 spl->fel_uEnv_length, '\n', H_NOCLEAR, 0, 0, NULL); 625 return; 626 } 627 /* otherwise assume .scr format (mkimage-type script) */ 628 setenv_hex("fel_scriptaddr", spl->fel_script_address); 629 } 630 631 /* 632 * Note this function gets called multiple times. 633 * It must not make any changes to env variables which already exist. 634 */ 635 static void setup_environment(const void *fdt) 636 { 637 char serial_string[17] = { 0 }; 638 unsigned int sid[4]; 639 uint8_t mac_addr[6]; 640 char ethaddr[16]; 641 int i, ret; 642 643 ret = sunxi_get_sid(sid); 644 if (ret == 0 && sid[0] != 0) { 645 /* 646 * The single words 1 - 3 of the SID have quite a few bits 647 * which are the same on many models, so we take a crc32 648 * of all 3 words, to get a more unique value. 649 * 650 * Note we only do this on newer SoCs as we cannot change 651 * the algorithm on older SoCs since those have been using 652 * fixed mac-addresses based on only using word 3 for a 653 * long time and changing a fixed mac-address with an 654 * u-boot update is not good. 655 */ 656 #if !defined(CONFIG_MACH_SUN4I) && !defined(CONFIG_MACH_SUN5I) && \ 657 !defined(CONFIG_MACH_SUN6I) && !defined(CONFIG_MACH_SUN7I) && \ 658 !defined(CONFIG_MACH_SUN8I_A23) && !defined(CONFIG_MACH_SUN8I_A33) 659 sid[3] = crc32(0, (unsigned char *)&sid[1], 12); 660 #endif 661 662 /* Ensure the NIC specific bytes of the mac are not all 0 */ 663 if ((sid[3] & 0xffffff) == 0) 664 sid[3] |= 0x800000; 665 666 for (i = 0; i < 4; i++) { 667 sprintf(ethaddr, "ethernet%d", i); 668 if (!fdt_get_alias(fdt, ethaddr)) 669 continue; 670 671 if (i == 0) 672 strcpy(ethaddr, "ethaddr"); 673 else 674 sprintf(ethaddr, "eth%daddr", i); 675 676 if (getenv(ethaddr)) 677 continue; 678 679 /* Non OUI / registered MAC address */ 680 mac_addr[0] = (i << 4) | 0x02; 681 mac_addr[1] = (sid[0] >> 0) & 0xff; 682 mac_addr[2] = (sid[3] >> 24) & 0xff; 683 mac_addr[3] = (sid[3] >> 16) & 0xff; 684 mac_addr[4] = (sid[3] >> 8) & 0xff; 685 mac_addr[5] = (sid[3] >> 0) & 0xff; 686 687 eth_setenv_enetaddr(ethaddr, mac_addr); 688 } 689 690 if (!getenv("serial#")) { 691 snprintf(serial_string, sizeof(serial_string), 692 "%08x%08x", sid[0], sid[3]); 693 694 setenv("serial#", serial_string); 695 } 696 } 697 } 698 699 int misc_init_r(void) 700 { 701 __maybe_unused int ret; 702 703 setenv("fel_booted", NULL); 704 setenv("fel_scriptaddr", NULL); 705 /* determine if we are running in FEL mode */ 706 if (!is_boot0_magic(SPL_ADDR + 4)) { /* eGON.BT0 */ 707 setenv("fel_booted", "1"); 708 parse_spl_header(SPL_ADDR); 709 } 710 711 setup_environment(gd->fdt_blob); 712 713 #ifndef CONFIG_MACH_SUN9I 714 ret = sunxi_usb_phy_probe(); 715 if (ret) 716 return ret; 717 #endif 718 sunxi_musb_board_init(); 719 720 return 0; 721 } 722 723 int ft_board_setup(void *blob, bd_t *bd) 724 { 725 int __maybe_unused r; 726 727 /* 728 * Call setup_environment again in case the boot fdt has 729 * ethernet aliases the u-boot copy does not have. 730 */ 731 setup_environment(blob); 732 733 #ifdef CONFIG_VIDEO_DT_SIMPLEFB 734 r = sunxi_simplefb_setup(blob); 735 if (r) 736 return r; 737 #endif 738 return 0; 739 } 740