1 // SPDX-License-Identifier: GPL-2.0+ 2 /* 3 * (C) Copyright 2012-2013 Henrik Nordstrom <henrik@henriknordstrom.net> 4 * (C) Copyright 2013 Luke Kenneth Casson Leighton <lkcl@lkcl.net> 5 * 6 * (C) Copyright 2007-2011 7 * Allwinner Technology Co., Ltd. <www.allwinnertech.com> 8 * Tom Cubie <tangliang@allwinnertech.com> 9 * 10 * Some board init for the Allwinner A10-evb board. 11 */ 12 13 #include <common.h> 14 #include <dm.h> 15 #include <mmc.h> 16 #include <axp_pmic.h> 17 #include <generic-phy.h> 18 #include <phy-sun4i-usb.h> 19 #include <asm/arch/clock.h> 20 #include <asm/arch/cpu.h> 21 #include <asm/arch/display.h> 22 #include <asm/arch/dram.h> 23 #include <asm/arch/gpio.h> 24 #include <asm/arch/mmc.h> 25 #include <asm/arch/spl.h> 26 #ifndef CONFIG_ARM64 27 #include <asm/armv7.h> 28 #endif 29 #include <asm/gpio.h> 30 #include <asm/io.h> 31 #include <crc.h> 32 #include <environment.h> 33 #include <linux/libfdt.h> 34 #include <nand.h> 35 #include <net.h> 36 #include <spl.h> 37 #include <sy8106a.h> 38 #include <asm/setup.h> 39 40 #if defined CONFIG_VIDEO_LCD_PANEL_I2C && !(defined CONFIG_SPL_BUILD) 41 /* So that we can use pin names in Kconfig and sunxi_name_to_gpio() */ 42 int soft_i2c_gpio_sda; 43 int soft_i2c_gpio_scl; 44 45 static int soft_i2c_board_init(void) 46 { 47 int ret; 48 49 soft_i2c_gpio_sda = sunxi_name_to_gpio(CONFIG_VIDEO_LCD_PANEL_I2C_SDA); 50 if (soft_i2c_gpio_sda < 0) { 51 printf("Error invalid soft i2c sda pin: '%s', err %d\n", 52 CONFIG_VIDEO_LCD_PANEL_I2C_SDA, soft_i2c_gpio_sda); 53 return soft_i2c_gpio_sda; 54 } 55 ret = gpio_request(soft_i2c_gpio_sda, "soft-i2c-sda"); 56 if (ret) { 57 printf("Error requesting soft i2c sda pin: '%s', err %d\n", 58 CONFIG_VIDEO_LCD_PANEL_I2C_SDA, ret); 59 return ret; 60 } 61 62 soft_i2c_gpio_scl = sunxi_name_to_gpio(CONFIG_VIDEO_LCD_PANEL_I2C_SCL); 63 if (soft_i2c_gpio_scl < 0) { 64 printf("Error invalid soft i2c scl pin: '%s', err %d\n", 65 CONFIG_VIDEO_LCD_PANEL_I2C_SCL, soft_i2c_gpio_scl); 66 return soft_i2c_gpio_scl; 67 } 68 ret = gpio_request(soft_i2c_gpio_scl, "soft-i2c-scl"); 69 if (ret) { 70 printf("Error requesting soft i2c scl pin: '%s', err %d\n", 71 CONFIG_VIDEO_LCD_PANEL_I2C_SCL, ret); 72 return ret; 73 } 74 75 return 0; 76 } 77 #else 78 static int soft_i2c_board_init(void) { return 0; } 79 #endif 80 81 DECLARE_GLOBAL_DATA_PTR; 82 83 void i2c_init_board(void) 84 { 85 #ifdef CONFIG_I2C0_ENABLE 86 #if defined(CONFIG_MACH_SUN4I) || \ 87 defined(CONFIG_MACH_SUN5I) || \ 88 defined(CONFIG_MACH_SUN7I) || \ 89 defined(CONFIG_MACH_SUN8I_R40) 90 sunxi_gpio_set_cfgpin(SUNXI_GPB(0), SUN4I_GPB_TWI0); 91 sunxi_gpio_set_cfgpin(SUNXI_GPB(1), SUN4I_GPB_TWI0); 92 clock_twi_onoff(0, 1); 93 #elif defined(CONFIG_MACH_SUN6I) 94 sunxi_gpio_set_cfgpin(SUNXI_GPH(14), SUN6I_GPH_TWI0); 95 sunxi_gpio_set_cfgpin(SUNXI_GPH(15), SUN6I_GPH_TWI0); 96 clock_twi_onoff(0, 1); 97 #elif defined(CONFIG_MACH_SUN8I) 98 sunxi_gpio_set_cfgpin(SUNXI_GPH(2), SUN8I_GPH_TWI0); 99 sunxi_gpio_set_cfgpin(SUNXI_GPH(3), SUN8I_GPH_TWI0); 100 clock_twi_onoff(0, 1); 101 #endif 102 #endif 103 104 #ifdef CONFIG_I2C1_ENABLE 105 #if defined(CONFIG_MACH_SUN4I) || \ 106 defined(CONFIG_MACH_SUN7I) || \ 107 defined(CONFIG_MACH_SUN8I_R40) 108 sunxi_gpio_set_cfgpin(SUNXI_GPB(18), SUN4I_GPB_TWI1); 109 sunxi_gpio_set_cfgpin(SUNXI_GPB(19), SUN4I_GPB_TWI1); 110 clock_twi_onoff(1, 1); 111 #elif defined(CONFIG_MACH_SUN5I) 112 sunxi_gpio_set_cfgpin(SUNXI_GPB(15), SUN5I_GPB_TWI1); 113 sunxi_gpio_set_cfgpin(SUNXI_GPB(16), SUN5I_GPB_TWI1); 114 clock_twi_onoff(1, 1); 115 #elif defined(CONFIG_MACH_SUN6I) 116 sunxi_gpio_set_cfgpin(SUNXI_GPH(16), SUN6I_GPH_TWI1); 117 sunxi_gpio_set_cfgpin(SUNXI_GPH(17), SUN6I_GPH_TWI1); 118 clock_twi_onoff(1, 1); 119 #elif defined(CONFIG_MACH_SUN8I) 120 sunxi_gpio_set_cfgpin(SUNXI_GPH(4), SUN8I_GPH_TWI1); 121 sunxi_gpio_set_cfgpin(SUNXI_GPH(5), SUN8I_GPH_TWI1); 122 clock_twi_onoff(1, 1); 123 #endif 124 #endif 125 126 #ifdef CONFIG_I2C2_ENABLE 127 #if defined(CONFIG_MACH_SUN4I) || \ 128 defined(CONFIG_MACH_SUN7I) || \ 129 defined(CONFIG_MACH_SUN8I_R40) 130 sunxi_gpio_set_cfgpin(SUNXI_GPB(20), SUN4I_GPB_TWI2); 131 sunxi_gpio_set_cfgpin(SUNXI_GPB(21), SUN4I_GPB_TWI2); 132 clock_twi_onoff(2, 1); 133 #elif defined(CONFIG_MACH_SUN5I) 134 sunxi_gpio_set_cfgpin(SUNXI_GPB(17), SUN5I_GPB_TWI2); 135 sunxi_gpio_set_cfgpin(SUNXI_GPB(18), SUN5I_GPB_TWI2); 136 clock_twi_onoff(2, 1); 137 #elif defined(CONFIG_MACH_SUN6I) 138 sunxi_gpio_set_cfgpin(SUNXI_GPH(18), SUN6I_GPH_TWI2); 139 sunxi_gpio_set_cfgpin(SUNXI_GPH(19), SUN6I_GPH_TWI2); 140 clock_twi_onoff(2, 1); 141 #elif defined(CONFIG_MACH_SUN8I) 142 sunxi_gpio_set_cfgpin(SUNXI_GPE(12), SUN8I_GPE_TWI2); 143 sunxi_gpio_set_cfgpin(SUNXI_GPE(13), SUN8I_GPE_TWI2); 144 clock_twi_onoff(2, 1); 145 #endif 146 #endif 147 148 #ifdef CONFIG_I2C3_ENABLE 149 #if defined(CONFIG_MACH_SUN6I) 150 sunxi_gpio_set_cfgpin(SUNXI_GPG(10), SUN6I_GPG_TWI3); 151 sunxi_gpio_set_cfgpin(SUNXI_GPG(11), SUN6I_GPG_TWI3); 152 clock_twi_onoff(3, 1); 153 #elif defined(CONFIG_MACH_SUN7I) || \ 154 defined(CONFIG_MACH_SUN8I_R40) 155 sunxi_gpio_set_cfgpin(SUNXI_GPI(0), SUN7I_GPI_TWI3); 156 sunxi_gpio_set_cfgpin(SUNXI_GPI(1), SUN7I_GPI_TWI3); 157 clock_twi_onoff(3, 1); 158 #endif 159 #endif 160 161 #ifdef CONFIG_I2C4_ENABLE 162 #if defined(CONFIG_MACH_SUN7I) || \ 163 defined(CONFIG_MACH_SUN8I_R40) 164 sunxi_gpio_set_cfgpin(SUNXI_GPI(2), SUN7I_GPI_TWI4); 165 sunxi_gpio_set_cfgpin(SUNXI_GPI(3), SUN7I_GPI_TWI4); 166 clock_twi_onoff(4, 1); 167 #endif 168 #endif 169 170 #ifdef CONFIG_R_I2C_ENABLE 171 #ifdef CONFIG_MACH_SUN50I 172 clock_twi_onoff(5, 1); 173 sunxi_gpio_set_cfgpin(SUNXI_GPL(8), SUN50I_GPL_R_TWI); 174 sunxi_gpio_set_cfgpin(SUNXI_GPL(9), SUN50I_GPL_R_TWI); 175 #else 176 clock_twi_onoff(5, 1); 177 sunxi_gpio_set_cfgpin(SUNXI_GPL(0), SUN8I_H3_GPL_R_TWI); 178 sunxi_gpio_set_cfgpin(SUNXI_GPL(1), SUN8I_H3_GPL_R_TWI); 179 #endif 180 #endif 181 } 182 183 #if defined(CONFIG_ENV_IS_IN_MMC) && defined(CONFIG_ENV_IS_IN_FAT) 184 enum env_location env_get_location(enum env_operation op, int prio) 185 { 186 switch (prio) { 187 case 0: 188 return ENVL_FAT; 189 190 case 1: 191 return ENVL_MMC; 192 193 default: 194 return ENVL_UNKNOWN; 195 } 196 } 197 #endif 198 199 /* add board specific code here */ 200 int board_init(void) 201 { 202 __maybe_unused int id_pfr1, ret, satapwr_pin, macpwr_pin; 203 204 gd->bd->bi_boot_params = (PHYS_SDRAM_0 + 0x100); 205 206 #ifndef CONFIG_ARM64 207 asm volatile("mrc p15, 0, %0, c0, c1, 1" : "=r"(id_pfr1)); 208 debug("id_pfr1: 0x%08x\n", id_pfr1); 209 /* Generic Timer Extension available? */ 210 if ((id_pfr1 >> CPUID_ARM_GENTIMER_SHIFT) & 0xf) { 211 uint32_t freq; 212 213 debug("Setting CNTFRQ\n"); 214 215 /* 216 * CNTFRQ is a secure register, so we will crash if we try to 217 * write this from the non-secure world (read is OK, though). 218 * In case some bootcode has already set the correct value, 219 * we avoid the risk of writing to it. 220 */ 221 asm volatile("mrc p15, 0, %0, c14, c0, 0" : "=r"(freq)); 222 if (freq != COUNTER_FREQUENCY) { 223 debug("arch timer frequency is %d Hz, should be %d, fixing ...\n", 224 freq, COUNTER_FREQUENCY); 225 #ifdef CONFIG_NON_SECURE 226 printf("arch timer frequency is wrong, but cannot adjust it\n"); 227 #else 228 asm volatile("mcr p15, 0, %0, c14, c0, 0" 229 : : "r"(COUNTER_FREQUENCY)); 230 #endif 231 } 232 } 233 #endif /* !CONFIG_ARM64 */ 234 235 ret = axp_gpio_init(); 236 if (ret) 237 return ret; 238 239 #ifdef CONFIG_SATAPWR 240 satapwr_pin = sunxi_name_to_gpio(CONFIG_SATAPWR); 241 gpio_request(satapwr_pin, "satapwr"); 242 gpio_direction_output(satapwr_pin, 1); 243 /* Give attached sata device time to power-up to avoid link timeouts */ 244 mdelay(500); 245 #endif 246 #ifdef CONFIG_MACPWR 247 macpwr_pin = sunxi_name_to_gpio(CONFIG_MACPWR); 248 gpio_request(macpwr_pin, "macpwr"); 249 gpio_direction_output(macpwr_pin, 1); 250 #endif 251 252 #ifdef CONFIG_DM_I2C 253 /* 254 * Temporary workaround for enabling I2C clocks until proper sunxi DM 255 * clk, reset and pinctrl drivers land. 256 */ 257 i2c_init_board(); 258 #endif 259 260 /* Uses dm gpio code so do this here and not in i2c_init_board() */ 261 return soft_i2c_board_init(); 262 } 263 264 /* 265 * On older SoCs the SPL is actually at address zero, so using NULL as 266 * an error value does not work. 267 */ 268 #define INVALID_SPL_HEADER ((void *)~0UL) 269 270 static struct boot_file_head * get_spl_header(uint8_t req_version) 271 { 272 struct boot_file_head *spl = (void *)(ulong)SPL_ADDR; 273 uint8_t spl_header_version = spl->spl_signature[3]; 274 275 /* Is there really the SPL header (still) there? */ 276 if (memcmp(spl->spl_signature, SPL_SIGNATURE, 3) != 0) 277 return INVALID_SPL_HEADER; 278 279 if (spl_header_version < req_version) { 280 printf("sunxi SPL version mismatch: expected %u, got %u\n", 281 req_version, spl_header_version); 282 return INVALID_SPL_HEADER; 283 } 284 285 return spl; 286 } 287 288 int dram_init(void) 289 { 290 struct boot_file_head *spl = get_spl_header(SPL_DRAM_HEADER_VERSION); 291 292 if (spl == INVALID_SPL_HEADER) 293 gd->ram_size = get_ram_size((long *)PHYS_SDRAM_0, 294 PHYS_SDRAM_0_SIZE); 295 else 296 gd->ram_size = (phys_addr_t)spl->dram_size << 20; 297 298 if (gd->ram_size > CONFIG_SUNXI_DRAM_MAX_SIZE) 299 gd->ram_size = CONFIG_SUNXI_DRAM_MAX_SIZE; 300 301 return 0; 302 } 303 304 #if defined(CONFIG_NAND_SUNXI) 305 static void nand_pinmux_setup(void) 306 { 307 unsigned int pin; 308 309 for (pin = SUNXI_GPC(0); pin <= SUNXI_GPC(19); pin++) 310 sunxi_gpio_set_cfgpin(pin, SUNXI_GPC_NAND); 311 312 #if defined CONFIG_MACH_SUN4I || defined CONFIG_MACH_SUN7I 313 for (pin = SUNXI_GPC(20); pin <= SUNXI_GPC(22); pin++) 314 sunxi_gpio_set_cfgpin(pin, SUNXI_GPC_NAND); 315 #endif 316 /* sun4i / sun7i do have a PC23, but it is not used for nand, 317 * only sun7i has a PC24 */ 318 #ifdef CONFIG_MACH_SUN7I 319 sunxi_gpio_set_cfgpin(SUNXI_GPC(24), SUNXI_GPC_NAND); 320 #endif 321 } 322 323 static void nand_clock_setup(void) 324 { 325 struct sunxi_ccm_reg *const ccm = 326 (struct sunxi_ccm_reg *)SUNXI_CCM_BASE; 327 328 setbits_le32(&ccm->ahb_gate0, (CLK_GATE_OPEN << AHB_GATE_OFFSET_NAND0)); 329 #if defined CONFIG_MACH_SUN6I || defined CONFIG_MACH_SUN8I || \ 330 defined CONFIG_MACH_SUN9I || defined CONFIG_MACH_SUN50I 331 setbits_le32(&ccm->ahb_reset0_cfg, (1 << AHB_GATE_OFFSET_NAND0)); 332 #endif 333 setbits_le32(&ccm->nand0_clk_cfg, CCM_NAND_CTRL_ENABLE | AHB_DIV_1); 334 } 335 336 void board_nand_init(void) 337 { 338 nand_pinmux_setup(); 339 nand_clock_setup(); 340 #ifndef CONFIG_SPL_BUILD 341 sunxi_nand_init(); 342 #endif 343 } 344 #endif 345 346 #ifdef CONFIG_MMC 347 static void mmc_pinmux_setup(int sdc) 348 { 349 unsigned int pin; 350 __maybe_unused int pins; 351 352 switch (sdc) { 353 case 0: 354 /* SDC0: PF0-PF5 */ 355 for (pin = SUNXI_GPF(0); pin <= SUNXI_GPF(5); pin++) { 356 sunxi_gpio_set_cfgpin(pin, SUNXI_GPF_SDC0); 357 sunxi_gpio_set_pull(pin, SUNXI_GPIO_PULL_UP); 358 sunxi_gpio_set_drv(pin, 2); 359 } 360 break; 361 362 case 1: 363 pins = sunxi_name_to_gpio_bank(CONFIG_MMC1_PINS); 364 365 #if defined(CONFIG_MACH_SUN4I) || defined(CONFIG_MACH_SUN7I) || \ 366 defined(CONFIG_MACH_SUN8I_R40) 367 if (pins == SUNXI_GPIO_H) { 368 /* SDC1: PH22-PH-27 */ 369 for (pin = SUNXI_GPH(22); pin <= SUNXI_GPH(27); pin++) { 370 sunxi_gpio_set_cfgpin(pin, SUN4I_GPH_SDC1); 371 sunxi_gpio_set_pull(pin, SUNXI_GPIO_PULL_UP); 372 sunxi_gpio_set_drv(pin, 2); 373 } 374 } else { 375 /* SDC1: PG0-PG5 */ 376 for (pin = SUNXI_GPG(0); pin <= SUNXI_GPG(5); pin++) { 377 sunxi_gpio_set_cfgpin(pin, SUN4I_GPG_SDC1); 378 sunxi_gpio_set_pull(pin, SUNXI_GPIO_PULL_UP); 379 sunxi_gpio_set_drv(pin, 2); 380 } 381 } 382 #elif defined(CONFIG_MACH_SUN5I) 383 /* SDC1: PG3-PG8 */ 384 for (pin = SUNXI_GPG(3); pin <= SUNXI_GPG(8); pin++) { 385 sunxi_gpio_set_cfgpin(pin, SUN5I_GPG_SDC1); 386 sunxi_gpio_set_pull(pin, SUNXI_GPIO_PULL_UP); 387 sunxi_gpio_set_drv(pin, 2); 388 } 389 #elif defined(CONFIG_MACH_SUN6I) 390 /* SDC1: PG0-PG5 */ 391 for (pin = SUNXI_GPG(0); pin <= SUNXI_GPG(5); pin++) { 392 sunxi_gpio_set_cfgpin(pin, SUN6I_GPG_SDC1); 393 sunxi_gpio_set_pull(pin, SUNXI_GPIO_PULL_UP); 394 sunxi_gpio_set_drv(pin, 2); 395 } 396 #elif defined(CONFIG_MACH_SUN8I) 397 if (pins == SUNXI_GPIO_D) { 398 /* SDC1: PD2-PD7 */ 399 for (pin = SUNXI_GPD(2); pin <= SUNXI_GPD(7); pin++) { 400 sunxi_gpio_set_cfgpin(pin, SUN8I_GPD_SDC1); 401 sunxi_gpio_set_pull(pin, SUNXI_GPIO_PULL_UP); 402 sunxi_gpio_set_drv(pin, 2); 403 } 404 } else { 405 /* SDC1: PG0-PG5 */ 406 for (pin = SUNXI_GPG(0); pin <= SUNXI_GPG(5); pin++) { 407 sunxi_gpio_set_cfgpin(pin, SUN8I_GPG_SDC1); 408 sunxi_gpio_set_pull(pin, SUNXI_GPIO_PULL_UP); 409 sunxi_gpio_set_drv(pin, 2); 410 } 411 } 412 #endif 413 break; 414 415 case 2: 416 pins = sunxi_name_to_gpio_bank(CONFIG_MMC2_PINS); 417 418 #if defined(CONFIG_MACH_SUN4I) || defined(CONFIG_MACH_SUN7I) 419 /* SDC2: PC6-PC11 */ 420 for (pin = SUNXI_GPC(6); pin <= SUNXI_GPC(11); pin++) { 421 sunxi_gpio_set_cfgpin(pin, SUNXI_GPC_SDC2); 422 sunxi_gpio_set_pull(pin, SUNXI_GPIO_PULL_UP); 423 sunxi_gpio_set_drv(pin, 2); 424 } 425 #elif defined(CONFIG_MACH_SUN5I) 426 if (pins == SUNXI_GPIO_E) { 427 /* SDC2: PE4-PE9 */ 428 for (pin = SUNXI_GPE(4); pin <= SUNXI_GPD(9); pin++) { 429 sunxi_gpio_set_cfgpin(pin, SUN5I_GPE_SDC2); 430 sunxi_gpio_set_pull(pin, SUNXI_GPIO_PULL_UP); 431 sunxi_gpio_set_drv(pin, 2); 432 } 433 } else { 434 /* SDC2: PC6-PC15 */ 435 for (pin = SUNXI_GPC(6); pin <= SUNXI_GPC(15); pin++) { 436 sunxi_gpio_set_cfgpin(pin, SUNXI_GPC_SDC2); 437 sunxi_gpio_set_pull(pin, SUNXI_GPIO_PULL_UP); 438 sunxi_gpio_set_drv(pin, 2); 439 } 440 } 441 #elif defined(CONFIG_MACH_SUN6I) 442 if (pins == SUNXI_GPIO_A) { 443 /* SDC2: PA9-PA14 */ 444 for (pin = SUNXI_GPA(9); pin <= SUNXI_GPA(14); pin++) { 445 sunxi_gpio_set_cfgpin(pin, SUN6I_GPA_SDC2); 446 sunxi_gpio_set_pull(pin, SUNXI_GPIO_PULL_UP); 447 sunxi_gpio_set_drv(pin, 2); 448 } 449 } else { 450 /* SDC2: PC6-PC15, PC24 */ 451 for (pin = SUNXI_GPC(6); pin <= SUNXI_GPC(15); pin++) { 452 sunxi_gpio_set_cfgpin(pin, SUNXI_GPC_SDC2); 453 sunxi_gpio_set_pull(pin, SUNXI_GPIO_PULL_UP); 454 sunxi_gpio_set_drv(pin, 2); 455 } 456 457 sunxi_gpio_set_cfgpin(SUNXI_GPC(24), SUNXI_GPC_SDC2); 458 sunxi_gpio_set_pull(SUNXI_GPC(24), SUNXI_GPIO_PULL_UP); 459 sunxi_gpio_set_drv(SUNXI_GPC(24), 2); 460 } 461 #elif defined(CONFIG_MACH_SUN8I_R40) 462 /* SDC2: PC6-PC15, PC24 */ 463 for (pin = SUNXI_GPC(6); pin <= SUNXI_GPC(15); pin++) { 464 sunxi_gpio_set_cfgpin(pin, SUNXI_GPC_SDC2); 465 sunxi_gpio_set_pull(pin, SUNXI_GPIO_PULL_UP); 466 sunxi_gpio_set_drv(pin, 2); 467 } 468 469 sunxi_gpio_set_cfgpin(SUNXI_GPC(24), SUNXI_GPC_SDC2); 470 sunxi_gpio_set_pull(SUNXI_GPC(24), SUNXI_GPIO_PULL_UP); 471 sunxi_gpio_set_drv(SUNXI_GPC(24), 2); 472 #elif defined(CONFIG_MACH_SUN8I) || defined(CONFIG_MACH_SUN50I) 473 /* SDC2: PC5-PC6, PC8-PC16 */ 474 for (pin = SUNXI_GPC(5); pin <= SUNXI_GPC(6); pin++) { 475 sunxi_gpio_set_cfgpin(pin, SUNXI_GPC_SDC2); 476 sunxi_gpio_set_pull(pin, SUNXI_GPIO_PULL_UP); 477 sunxi_gpio_set_drv(pin, 2); 478 } 479 480 for (pin = SUNXI_GPC(8); pin <= SUNXI_GPC(16); pin++) { 481 sunxi_gpio_set_cfgpin(pin, SUNXI_GPC_SDC2); 482 sunxi_gpio_set_pull(pin, SUNXI_GPIO_PULL_UP); 483 sunxi_gpio_set_drv(pin, 2); 484 } 485 #elif defined(CONFIG_MACH_SUN50I_H6) 486 /* SDC2: PC4-PC14 */ 487 for (pin = SUNXI_GPC(4); pin <= SUNXI_GPC(14); pin++) { 488 sunxi_gpio_set_cfgpin(pin, SUNXI_GPC_SDC2); 489 sunxi_gpio_set_pull(pin, SUNXI_GPIO_PULL_UP); 490 sunxi_gpio_set_drv(pin, 2); 491 } 492 #elif defined(CONFIG_MACH_SUN9I) 493 /* SDC2: PC6-PC16 */ 494 for (pin = SUNXI_GPC(6); pin <= SUNXI_GPC(16); pin++) { 495 sunxi_gpio_set_cfgpin(pin, SUNXI_GPC_SDC2); 496 sunxi_gpio_set_pull(pin, SUNXI_GPIO_PULL_UP); 497 sunxi_gpio_set_drv(pin, 2); 498 } 499 #endif 500 break; 501 502 case 3: 503 pins = sunxi_name_to_gpio_bank(CONFIG_MMC3_PINS); 504 505 #if defined(CONFIG_MACH_SUN4I) || defined(CONFIG_MACH_SUN7I) || \ 506 defined(CONFIG_MACH_SUN8I_R40) 507 /* SDC3: PI4-PI9 */ 508 for (pin = SUNXI_GPI(4); pin <= SUNXI_GPI(9); pin++) { 509 sunxi_gpio_set_cfgpin(pin, SUNXI_GPI_SDC3); 510 sunxi_gpio_set_pull(pin, SUNXI_GPIO_PULL_UP); 511 sunxi_gpio_set_drv(pin, 2); 512 } 513 #elif defined(CONFIG_MACH_SUN6I) 514 if (pins == SUNXI_GPIO_A) { 515 /* SDC3: PA9-PA14 */ 516 for (pin = SUNXI_GPA(9); pin <= SUNXI_GPA(14); pin++) { 517 sunxi_gpio_set_cfgpin(pin, SUN6I_GPA_SDC3); 518 sunxi_gpio_set_pull(pin, SUNXI_GPIO_PULL_UP); 519 sunxi_gpio_set_drv(pin, 2); 520 } 521 } else { 522 /* SDC3: PC6-PC15, PC24 */ 523 for (pin = SUNXI_GPC(6); pin <= SUNXI_GPC(15); pin++) { 524 sunxi_gpio_set_cfgpin(pin, SUN6I_GPC_SDC3); 525 sunxi_gpio_set_pull(pin, SUNXI_GPIO_PULL_UP); 526 sunxi_gpio_set_drv(pin, 2); 527 } 528 529 sunxi_gpio_set_cfgpin(SUNXI_GPC(24), SUN6I_GPC_SDC3); 530 sunxi_gpio_set_pull(SUNXI_GPC(24), SUNXI_GPIO_PULL_UP); 531 sunxi_gpio_set_drv(SUNXI_GPC(24), 2); 532 } 533 #endif 534 break; 535 536 default: 537 printf("sunxi: invalid MMC slot %d for pinmux setup\n", sdc); 538 break; 539 } 540 } 541 542 int board_mmc_init(bd_t *bis) 543 { 544 __maybe_unused struct mmc *mmc0, *mmc1; 545 546 mmc_pinmux_setup(CONFIG_MMC_SUNXI_SLOT); 547 mmc0 = sunxi_mmc_init(CONFIG_MMC_SUNXI_SLOT); 548 if (!mmc0) 549 return -1; 550 551 #if CONFIG_MMC_SUNXI_SLOT_EXTRA != -1 552 mmc_pinmux_setup(CONFIG_MMC_SUNXI_SLOT_EXTRA); 553 mmc1 = sunxi_mmc_init(CONFIG_MMC_SUNXI_SLOT_EXTRA); 554 if (!mmc1) 555 return -1; 556 #endif 557 558 return 0; 559 } 560 #endif 561 562 #ifdef CONFIG_SPL_BUILD 563 564 static void sunxi_spl_store_dram_size(phys_addr_t dram_size) 565 { 566 struct boot_file_head *spl = get_spl_header(SPL_DT_HEADER_VERSION); 567 568 if (spl == INVALID_SPL_HEADER) 569 return; 570 571 /* Promote the header version for U-Boot proper, if needed. */ 572 if (spl->spl_signature[3] < SPL_DRAM_HEADER_VERSION) 573 spl->spl_signature[3] = SPL_DRAM_HEADER_VERSION; 574 575 spl->dram_size = dram_size >> 20; 576 } 577 578 void sunxi_board_init(void) 579 { 580 int power_failed = 0; 581 582 #ifdef CONFIG_SY8106A_POWER 583 power_failed = sy8106a_set_vout1(CONFIG_SY8106A_VOUT1_VOLT); 584 #endif 585 586 #if defined CONFIG_AXP152_POWER || defined CONFIG_AXP209_POWER || \ 587 defined CONFIG_AXP221_POWER || defined CONFIG_AXP809_POWER || \ 588 defined CONFIG_AXP818_POWER 589 power_failed = axp_init(); 590 591 #if defined CONFIG_AXP221_POWER || defined CONFIG_AXP809_POWER || \ 592 defined CONFIG_AXP818_POWER 593 power_failed |= axp_set_dcdc1(CONFIG_AXP_DCDC1_VOLT); 594 #endif 595 power_failed |= axp_set_dcdc2(CONFIG_AXP_DCDC2_VOLT); 596 power_failed |= axp_set_dcdc3(CONFIG_AXP_DCDC3_VOLT); 597 #if !defined(CONFIG_AXP209_POWER) && !defined(CONFIG_AXP818_POWER) 598 power_failed |= axp_set_dcdc4(CONFIG_AXP_DCDC4_VOLT); 599 #endif 600 #if defined CONFIG_AXP221_POWER || defined CONFIG_AXP809_POWER || \ 601 defined CONFIG_AXP818_POWER 602 power_failed |= axp_set_dcdc5(CONFIG_AXP_DCDC5_VOLT); 603 #endif 604 605 #if defined CONFIG_AXP221_POWER || defined CONFIG_AXP809_POWER || \ 606 defined CONFIG_AXP818_POWER 607 power_failed |= axp_set_aldo1(CONFIG_AXP_ALDO1_VOLT); 608 #endif 609 power_failed |= axp_set_aldo2(CONFIG_AXP_ALDO2_VOLT); 610 #if !defined(CONFIG_AXP152_POWER) 611 power_failed |= axp_set_aldo3(CONFIG_AXP_ALDO3_VOLT); 612 #endif 613 #ifdef CONFIG_AXP209_POWER 614 power_failed |= axp_set_aldo4(CONFIG_AXP_ALDO4_VOLT); 615 #endif 616 617 #if defined(CONFIG_AXP221_POWER) || defined(CONFIG_AXP809_POWER) || \ 618 defined(CONFIG_AXP818_POWER) 619 power_failed |= axp_set_dldo(1, CONFIG_AXP_DLDO1_VOLT); 620 power_failed |= axp_set_dldo(2, CONFIG_AXP_DLDO2_VOLT); 621 #if !defined CONFIG_AXP809_POWER 622 power_failed |= axp_set_dldo(3, CONFIG_AXP_DLDO3_VOLT); 623 power_failed |= axp_set_dldo(4, CONFIG_AXP_DLDO4_VOLT); 624 #endif 625 power_failed |= axp_set_eldo(1, CONFIG_AXP_ELDO1_VOLT); 626 power_failed |= axp_set_eldo(2, CONFIG_AXP_ELDO2_VOLT); 627 power_failed |= axp_set_eldo(3, CONFIG_AXP_ELDO3_VOLT); 628 #endif 629 630 #ifdef CONFIG_AXP818_POWER 631 power_failed |= axp_set_fldo(1, CONFIG_AXP_FLDO1_VOLT); 632 power_failed |= axp_set_fldo(2, CONFIG_AXP_FLDO2_VOLT); 633 power_failed |= axp_set_fldo(3, CONFIG_AXP_FLDO3_VOLT); 634 #endif 635 636 #if defined CONFIG_AXP809_POWER || defined CONFIG_AXP818_POWER 637 power_failed |= axp_set_sw(IS_ENABLED(CONFIG_AXP_SW_ON)); 638 #endif 639 #endif 640 printf("DRAM:"); 641 gd->ram_size = sunxi_dram_init(); 642 printf(" %d MiB\n", (int)(gd->ram_size >> 20)); 643 if (!gd->ram_size) 644 hang(); 645 646 sunxi_spl_store_dram_size(gd->ram_size); 647 648 /* 649 * Only clock up the CPU to full speed if we are reasonably 650 * assured it's being powered with suitable core voltage 651 */ 652 if (!power_failed) 653 clock_set_pll1(CONFIG_SYS_CLK_FREQ); 654 else 655 printf("Failed to set core voltage! Can't set CPU frequency\n"); 656 } 657 #endif 658 659 #ifdef CONFIG_USB_GADGET 660 int g_dnl_board_usb_cable_connected(void) 661 { 662 struct udevice *dev; 663 struct phy phy; 664 int ret; 665 666 ret = uclass_get_device(UCLASS_USB_DEV_GENERIC, 0, &dev); 667 if (ret) { 668 pr_err("%s: Cannot find USB device\n", __func__); 669 return ret; 670 } 671 672 ret = generic_phy_get_by_name(dev, "usb", &phy); 673 if (ret) { 674 pr_err("failed to get %s USB PHY\n", dev->name); 675 return ret; 676 } 677 678 ret = generic_phy_init(&phy); 679 if (ret) { 680 pr_err("failed to init %s USB PHY\n", dev->name); 681 return ret; 682 } 683 684 ret = sun4i_usb_phy_vbus_detect(&phy); 685 if (ret == 1) { 686 pr_err("A charger is plugged into the OTG\n"); 687 return -ENODEV; 688 } 689 690 return ret; 691 } 692 #endif 693 694 #ifdef CONFIG_SERIAL_TAG 695 void get_board_serial(struct tag_serialnr *serialnr) 696 { 697 char *serial_string; 698 unsigned long long serial; 699 700 serial_string = env_get("serial#"); 701 702 if (serial_string) { 703 serial = simple_strtoull(serial_string, NULL, 16); 704 705 serialnr->high = (unsigned int) (serial >> 32); 706 serialnr->low = (unsigned int) (serial & 0xffffffff); 707 } else { 708 serialnr->high = 0; 709 serialnr->low = 0; 710 } 711 } 712 #endif 713 714 /* 715 * Check the SPL header for the "sunxi" variant. If found: parse values 716 * that might have been passed by the loader ("fel" utility), and update 717 * the environment accordingly. 718 */ 719 static void parse_spl_header(const uint32_t spl_addr) 720 { 721 struct boot_file_head *spl = get_spl_header(SPL_ENV_HEADER_VERSION); 722 723 if (spl == INVALID_SPL_HEADER) 724 return; 725 726 if (!spl->fel_script_address) 727 return; 728 729 if (spl->fel_uEnv_length != 0) { 730 /* 731 * data is expected in uEnv.txt compatible format, so "env 732 * import -t" the string(s) at fel_script_address right away. 733 */ 734 himport_r(&env_htab, (char *)(uintptr_t)spl->fel_script_address, 735 spl->fel_uEnv_length, '\n', H_NOCLEAR, 0, 0, NULL); 736 return; 737 } 738 /* otherwise assume .scr format (mkimage-type script) */ 739 env_set_hex("fel_scriptaddr", spl->fel_script_address); 740 } 741 742 /* 743 * Note this function gets called multiple times. 744 * It must not make any changes to env variables which already exist. 745 */ 746 static void setup_environment(const void *fdt) 747 { 748 char serial_string[17] = { 0 }; 749 unsigned int sid[4]; 750 uint8_t mac_addr[6]; 751 char ethaddr[16]; 752 int i, ret; 753 754 ret = sunxi_get_sid(sid); 755 if (ret == 0 && sid[0] != 0) { 756 /* 757 * The single words 1 - 3 of the SID have quite a few bits 758 * which are the same on many models, so we take a crc32 759 * of all 3 words, to get a more unique value. 760 * 761 * Note we only do this on newer SoCs as we cannot change 762 * the algorithm on older SoCs since those have been using 763 * fixed mac-addresses based on only using word 3 for a 764 * long time and changing a fixed mac-address with an 765 * u-boot update is not good. 766 */ 767 #if !defined(CONFIG_MACH_SUN4I) && !defined(CONFIG_MACH_SUN5I) && \ 768 !defined(CONFIG_MACH_SUN6I) && !defined(CONFIG_MACH_SUN7I) && \ 769 !defined(CONFIG_MACH_SUN8I_A23) && !defined(CONFIG_MACH_SUN8I_A33) 770 sid[3] = crc32(0, (unsigned char *)&sid[1], 12); 771 #endif 772 773 /* Ensure the NIC specific bytes of the mac are not all 0 */ 774 if ((sid[3] & 0xffffff) == 0) 775 sid[3] |= 0x800000; 776 777 for (i = 0; i < 4; i++) { 778 sprintf(ethaddr, "ethernet%d", i); 779 if (!fdt_get_alias(fdt, ethaddr)) 780 continue; 781 782 if (i == 0) 783 strcpy(ethaddr, "ethaddr"); 784 else 785 sprintf(ethaddr, "eth%daddr", i); 786 787 if (env_get(ethaddr)) 788 continue; 789 790 /* Non OUI / registered MAC address */ 791 mac_addr[0] = (i << 4) | 0x02; 792 mac_addr[1] = (sid[0] >> 0) & 0xff; 793 mac_addr[2] = (sid[3] >> 24) & 0xff; 794 mac_addr[3] = (sid[3] >> 16) & 0xff; 795 mac_addr[4] = (sid[3] >> 8) & 0xff; 796 mac_addr[5] = (sid[3] >> 0) & 0xff; 797 798 eth_env_set_enetaddr(ethaddr, mac_addr); 799 } 800 801 if (!env_get("serial#")) { 802 snprintf(serial_string, sizeof(serial_string), 803 "%08x%08x", sid[0], sid[3]); 804 805 env_set("serial#", serial_string); 806 } 807 } 808 } 809 810 int misc_init_r(void) 811 { 812 uint boot; 813 814 env_set("fel_booted", NULL); 815 env_set("fel_scriptaddr", NULL); 816 env_set("mmc_bootdev", NULL); 817 818 boot = sunxi_get_boot_device(); 819 /* determine if we are running in FEL mode */ 820 if (boot == BOOT_DEVICE_BOARD) { 821 env_set("fel_booted", "1"); 822 parse_spl_header(SPL_ADDR); 823 /* or if we booted from MMC, and which one */ 824 } else if (boot == BOOT_DEVICE_MMC1) { 825 env_set("mmc_bootdev", "0"); 826 } else if (boot == BOOT_DEVICE_MMC2) { 827 env_set("mmc_bootdev", "1"); 828 } 829 830 setup_environment(gd->fdt_blob); 831 832 #ifdef CONFIG_USB_ETHER 833 usb_ether_init(); 834 #endif 835 836 return 0; 837 } 838 839 int ft_board_setup(void *blob, bd_t *bd) 840 { 841 int __maybe_unused r; 842 843 /* 844 * Call setup_environment again in case the boot fdt has 845 * ethernet aliases the u-boot copy does not have. 846 */ 847 setup_environment(blob); 848 849 #ifdef CONFIG_VIDEO_DT_SIMPLEFB 850 r = sunxi_simplefb_setup(blob); 851 if (r) 852 return r; 853 #endif 854 return 0; 855 } 856 857 #ifdef CONFIG_SPL_LOAD_FIT 858 int board_fit_config_name_match(const char *name) 859 { 860 struct boot_file_head *spl = get_spl_header(SPL_DT_HEADER_VERSION); 861 const char *cmp_str = (const char *)spl; 862 863 /* Check if there is a DT name stored in the SPL header and use that. */ 864 if (spl != INVALID_SPL_HEADER && spl->dt_name_offset) { 865 cmp_str += spl->dt_name_offset; 866 } else { 867 #ifdef CONFIG_DEFAULT_DEVICE_TREE 868 cmp_str = CONFIG_DEFAULT_DEVICE_TREE; 869 #else 870 return 0; 871 #endif 872 }; 873 874 #ifdef CONFIG_PINE64_DT_SELECTION 875 /* Differentiate the two Pine64 board DTs by their DRAM size. */ 876 if (strstr(name, "-pine64") && strstr(cmp_str, "-pine64")) { 877 if ((gd->ram_size > 512 * 1024 * 1024)) 878 return !strstr(name, "plus"); 879 else 880 return !!strstr(name, "plus"); 881 } else { 882 return strcmp(name, cmp_str); 883 } 884 #endif 885 return strcmp(name, cmp_str); 886 } 887 #endif 888