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 #include <asm/setup.h> 37 38 #if defined CONFIG_VIDEO_LCD_PANEL_I2C && !(defined CONFIG_SPL_BUILD) 39 /* So that we can use pin names in Kconfig and sunxi_name_to_gpio() */ 40 int soft_i2c_gpio_sda; 41 int soft_i2c_gpio_scl; 42 43 static int soft_i2c_board_init(void) 44 { 45 int ret; 46 47 soft_i2c_gpio_sda = sunxi_name_to_gpio(CONFIG_VIDEO_LCD_PANEL_I2C_SDA); 48 if (soft_i2c_gpio_sda < 0) { 49 printf("Error invalid soft i2c sda pin: '%s', err %d\n", 50 CONFIG_VIDEO_LCD_PANEL_I2C_SDA, soft_i2c_gpio_sda); 51 return soft_i2c_gpio_sda; 52 } 53 ret = gpio_request(soft_i2c_gpio_sda, "soft-i2c-sda"); 54 if (ret) { 55 printf("Error requesting soft i2c sda pin: '%s', err %d\n", 56 CONFIG_VIDEO_LCD_PANEL_I2C_SDA, ret); 57 return ret; 58 } 59 60 soft_i2c_gpio_scl = sunxi_name_to_gpio(CONFIG_VIDEO_LCD_PANEL_I2C_SCL); 61 if (soft_i2c_gpio_scl < 0) { 62 printf("Error invalid soft i2c scl pin: '%s', err %d\n", 63 CONFIG_VIDEO_LCD_PANEL_I2C_SCL, soft_i2c_gpio_scl); 64 return soft_i2c_gpio_scl; 65 } 66 ret = gpio_request(soft_i2c_gpio_scl, "soft-i2c-scl"); 67 if (ret) { 68 printf("Error requesting soft i2c scl pin: '%s', err %d\n", 69 CONFIG_VIDEO_LCD_PANEL_I2C_SCL, ret); 70 return ret; 71 } 72 73 return 0; 74 } 75 #else 76 static int soft_i2c_board_init(void) { return 0; } 77 #endif 78 79 DECLARE_GLOBAL_DATA_PTR; 80 81 void i2c_init_board(void) 82 { 83 #ifdef CONFIG_I2C0_ENABLE 84 #if defined(CONFIG_MACH_SUN4I) || \ 85 defined(CONFIG_MACH_SUN5I) || \ 86 defined(CONFIG_MACH_SUN7I) || \ 87 defined(CONFIG_MACH_SUN8I_R40) 88 sunxi_gpio_set_cfgpin(SUNXI_GPB(0), SUN4I_GPB_TWI0); 89 sunxi_gpio_set_cfgpin(SUNXI_GPB(1), SUN4I_GPB_TWI0); 90 clock_twi_onoff(0, 1); 91 #elif defined(CONFIG_MACH_SUN6I) 92 sunxi_gpio_set_cfgpin(SUNXI_GPH(14), SUN6I_GPH_TWI0); 93 sunxi_gpio_set_cfgpin(SUNXI_GPH(15), SUN6I_GPH_TWI0); 94 clock_twi_onoff(0, 1); 95 #elif defined(CONFIG_MACH_SUN8I) 96 sunxi_gpio_set_cfgpin(SUNXI_GPH(2), SUN8I_GPH_TWI0); 97 sunxi_gpio_set_cfgpin(SUNXI_GPH(3), SUN8I_GPH_TWI0); 98 clock_twi_onoff(0, 1); 99 #endif 100 #endif 101 102 #ifdef CONFIG_I2C1_ENABLE 103 #if defined(CONFIG_MACH_SUN4I) || \ 104 defined(CONFIG_MACH_SUN7I) || \ 105 defined(CONFIG_MACH_SUN8I_R40) 106 sunxi_gpio_set_cfgpin(SUNXI_GPB(18), SUN4I_GPB_TWI1); 107 sunxi_gpio_set_cfgpin(SUNXI_GPB(19), SUN4I_GPB_TWI1); 108 clock_twi_onoff(1, 1); 109 #elif defined(CONFIG_MACH_SUN5I) 110 sunxi_gpio_set_cfgpin(SUNXI_GPB(15), SUN5I_GPB_TWI1); 111 sunxi_gpio_set_cfgpin(SUNXI_GPB(16), SUN5I_GPB_TWI1); 112 clock_twi_onoff(1, 1); 113 #elif defined(CONFIG_MACH_SUN6I) 114 sunxi_gpio_set_cfgpin(SUNXI_GPH(16), SUN6I_GPH_TWI1); 115 sunxi_gpio_set_cfgpin(SUNXI_GPH(17), SUN6I_GPH_TWI1); 116 clock_twi_onoff(1, 1); 117 #elif defined(CONFIG_MACH_SUN8I) 118 sunxi_gpio_set_cfgpin(SUNXI_GPH(4), SUN8I_GPH_TWI1); 119 sunxi_gpio_set_cfgpin(SUNXI_GPH(5), SUN8I_GPH_TWI1); 120 clock_twi_onoff(1, 1); 121 #endif 122 #endif 123 124 #ifdef CONFIG_I2C2_ENABLE 125 #if defined(CONFIG_MACH_SUN4I) || \ 126 defined(CONFIG_MACH_SUN7I) || \ 127 defined(CONFIG_MACH_SUN8I_R40) 128 sunxi_gpio_set_cfgpin(SUNXI_GPB(20), SUN4I_GPB_TWI2); 129 sunxi_gpio_set_cfgpin(SUNXI_GPB(21), SUN4I_GPB_TWI2); 130 clock_twi_onoff(2, 1); 131 #elif defined(CONFIG_MACH_SUN5I) 132 sunxi_gpio_set_cfgpin(SUNXI_GPB(17), SUN5I_GPB_TWI2); 133 sunxi_gpio_set_cfgpin(SUNXI_GPB(18), SUN5I_GPB_TWI2); 134 clock_twi_onoff(2, 1); 135 #elif defined(CONFIG_MACH_SUN6I) 136 sunxi_gpio_set_cfgpin(SUNXI_GPH(18), SUN6I_GPH_TWI2); 137 sunxi_gpio_set_cfgpin(SUNXI_GPH(19), SUN6I_GPH_TWI2); 138 clock_twi_onoff(2, 1); 139 #elif defined(CONFIG_MACH_SUN8I) 140 sunxi_gpio_set_cfgpin(SUNXI_GPE(12), SUN8I_GPE_TWI2); 141 sunxi_gpio_set_cfgpin(SUNXI_GPE(13), SUN8I_GPE_TWI2); 142 clock_twi_onoff(2, 1); 143 #endif 144 #endif 145 146 #ifdef CONFIG_I2C3_ENABLE 147 #if defined(CONFIG_MACH_SUN6I) 148 sunxi_gpio_set_cfgpin(SUNXI_GPG(10), SUN6I_GPG_TWI3); 149 sunxi_gpio_set_cfgpin(SUNXI_GPG(11), SUN6I_GPG_TWI3); 150 clock_twi_onoff(3, 1); 151 #elif defined(CONFIG_MACH_SUN7I) || \ 152 defined(CONFIG_MACH_SUN8I_R40) 153 sunxi_gpio_set_cfgpin(SUNXI_GPI(0), SUN7I_GPI_TWI3); 154 sunxi_gpio_set_cfgpin(SUNXI_GPI(1), SUN7I_GPI_TWI3); 155 clock_twi_onoff(3, 1); 156 #endif 157 #endif 158 159 #ifdef CONFIG_I2C4_ENABLE 160 #if defined(CONFIG_MACH_SUN7I) || \ 161 defined(CONFIG_MACH_SUN8I_R40) 162 sunxi_gpio_set_cfgpin(SUNXI_GPI(2), SUN7I_GPI_TWI4); 163 sunxi_gpio_set_cfgpin(SUNXI_GPI(3), SUN7I_GPI_TWI4); 164 clock_twi_onoff(4, 1); 165 #endif 166 #endif 167 168 #ifdef CONFIG_R_I2C_ENABLE 169 clock_twi_onoff(5, 1); 170 sunxi_gpio_set_cfgpin(SUNXI_GPL(0), SUN8I_H3_GPL_R_TWI); 171 sunxi_gpio_set_cfgpin(SUNXI_GPL(1), SUN8I_H3_GPL_R_TWI); 172 #endif 173 } 174 175 /* add board specific code here */ 176 int board_init(void) 177 { 178 __maybe_unused int id_pfr1, ret, satapwr_pin, macpwr_pin; 179 180 gd->bd->bi_boot_params = (PHYS_SDRAM_0 + 0x100); 181 182 #ifndef CONFIG_ARM64 183 asm volatile("mrc p15, 0, %0, c0, c1, 1" : "=r"(id_pfr1)); 184 debug("id_pfr1: 0x%08x\n", id_pfr1); 185 /* Generic Timer Extension available? */ 186 if ((id_pfr1 >> CPUID_ARM_GENTIMER_SHIFT) & 0xf) { 187 uint32_t freq; 188 189 debug("Setting CNTFRQ\n"); 190 191 /* 192 * CNTFRQ is a secure register, so we will crash if we try to 193 * write this from the non-secure world (read is OK, though). 194 * In case some bootcode has already set the correct value, 195 * we avoid the risk of writing to it. 196 */ 197 asm volatile("mrc p15, 0, %0, c14, c0, 0" : "=r"(freq)); 198 if (freq != COUNTER_FREQUENCY) { 199 debug("arch timer frequency is %d Hz, should be %d, fixing ...\n", 200 freq, COUNTER_FREQUENCY); 201 #ifdef CONFIG_NON_SECURE 202 printf("arch timer frequency is wrong, but cannot adjust it\n"); 203 #else 204 asm volatile("mcr p15, 0, %0, c14, c0, 0" 205 : : "r"(COUNTER_FREQUENCY)); 206 #endif 207 } 208 } 209 #endif /* !CONFIG_ARM64 */ 210 211 ret = axp_gpio_init(); 212 if (ret) 213 return ret; 214 215 #ifdef CONFIG_SATAPWR 216 satapwr_pin = sunxi_name_to_gpio(CONFIG_SATAPWR); 217 gpio_request(satapwr_pin, "satapwr"); 218 gpio_direction_output(satapwr_pin, 1); 219 #endif 220 #ifdef CONFIG_MACPWR 221 macpwr_pin = sunxi_name_to_gpio(CONFIG_MACPWR); 222 gpio_request(macpwr_pin, "macpwr"); 223 gpio_direction_output(macpwr_pin, 1); 224 #endif 225 226 #ifdef CONFIG_DM_I2C 227 /* 228 * Temporary workaround for enabling I2C clocks until proper sunxi DM 229 * clk, reset and pinctrl drivers land. 230 */ 231 i2c_init_board(); 232 #endif 233 234 /* Uses dm gpio code so do this here and not in i2c_init_board() */ 235 return soft_i2c_board_init(); 236 } 237 238 int dram_init(void) 239 { 240 gd->ram_size = get_ram_size((long *)PHYS_SDRAM_0, PHYS_SDRAM_0_SIZE); 241 242 return 0; 243 } 244 245 #if defined(CONFIG_NAND_SUNXI) 246 static void nand_pinmux_setup(void) 247 { 248 unsigned int pin; 249 250 for (pin = SUNXI_GPC(0); pin <= SUNXI_GPC(19); pin++) 251 sunxi_gpio_set_cfgpin(pin, SUNXI_GPC_NAND); 252 253 #if defined CONFIG_MACH_SUN4I || defined CONFIG_MACH_SUN7I 254 for (pin = SUNXI_GPC(20); pin <= SUNXI_GPC(22); pin++) 255 sunxi_gpio_set_cfgpin(pin, SUNXI_GPC_NAND); 256 #endif 257 /* sun4i / sun7i do have a PC23, but it is not used for nand, 258 * only sun7i has a PC24 */ 259 #ifdef CONFIG_MACH_SUN7I 260 sunxi_gpio_set_cfgpin(SUNXI_GPC(24), SUNXI_GPC_NAND); 261 #endif 262 } 263 264 static void nand_clock_setup(void) 265 { 266 struct sunxi_ccm_reg *const ccm = 267 (struct sunxi_ccm_reg *)SUNXI_CCM_BASE; 268 269 setbits_le32(&ccm->ahb_gate0, (CLK_GATE_OPEN << AHB_GATE_OFFSET_NAND0)); 270 #ifdef CONFIG_MACH_SUN9I 271 setbits_le32(&ccm->ahb_gate1, (1 << AHB_GATE_OFFSET_DMA)); 272 #else 273 setbits_le32(&ccm->ahb_gate0, (1 << AHB_GATE_OFFSET_DMA)); 274 #endif 275 setbits_le32(&ccm->nand0_clk_cfg, CCM_NAND_CTRL_ENABLE | AHB_DIV_1); 276 } 277 278 void board_nand_init(void) 279 { 280 nand_pinmux_setup(); 281 nand_clock_setup(); 282 #ifndef CONFIG_SPL_BUILD 283 sunxi_nand_init(); 284 #endif 285 } 286 #endif 287 288 #ifdef CONFIG_MMC 289 static void mmc_pinmux_setup(int sdc) 290 { 291 unsigned int pin; 292 __maybe_unused int pins; 293 294 switch (sdc) { 295 case 0: 296 /* SDC0: PF0-PF5 */ 297 for (pin = SUNXI_GPF(0); pin <= SUNXI_GPF(5); pin++) { 298 sunxi_gpio_set_cfgpin(pin, SUNXI_GPF_SDC0); 299 sunxi_gpio_set_pull(pin, SUNXI_GPIO_PULL_UP); 300 sunxi_gpio_set_drv(pin, 2); 301 } 302 break; 303 304 case 1: 305 pins = sunxi_name_to_gpio_bank(CONFIG_MMC1_PINS); 306 307 #if defined(CONFIG_MACH_SUN4I) || defined(CONFIG_MACH_SUN7I) || \ 308 defined(CONFIG_MACH_SUN8I_R40) 309 if (pins == SUNXI_GPIO_H) { 310 /* SDC1: PH22-PH-27 */ 311 for (pin = SUNXI_GPH(22); pin <= SUNXI_GPH(27); pin++) { 312 sunxi_gpio_set_cfgpin(pin, SUN4I_GPH_SDC1); 313 sunxi_gpio_set_pull(pin, SUNXI_GPIO_PULL_UP); 314 sunxi_gpio_set_drv(pin, 2); 315 } 316 } else { 317 /* SDC1: PG0-PG5 */ 318 for (pin = SUNXI_GPG(0); pin <= SUNXI_GPG(5); pin++) { 319 sunxi_gpio_set_cfgpin(pin, SUN4I_GPG_SDC1); 320 sunxi_gpio_set_pull(pin, SUNXI_GPIO_PULL_UP); 321 sunxi_gpio_set_drv(pin, 2); 322 } 323 } 324 #elif defined(CONFIG_MACH_SUN5I) 325 /* SDC1: PG3-PG8 */ 326 for (pin = SUNXI_GPG(3); pin <= SUNXI_GPG(8); pin++) { 327 sunxi_gpio_set_cfgpin(pin, SUN5I_GPG_SDC1); 328 sunxi_gpio_set_pull(pin, SUNXI_GPIO_PULL_UP); 329 sunxi_gpio_set_drv(pin, 2); 330 } 331 #elif defined(CONFIG_MACH_SUN6I) 332 /* SDC1: PG0-PG5 */ 333 for (pin = SUNXI_GPG(0); pin <= SUNXI_GPG(5); pin++) { 334 sunxi_gpio_set_cfgpin(pin, SUN6I_GPG_SDC1); 335 sunxi_gpio_set_pull(pin, SUNXI_GPIO_PULL_UP); 336 sunxi_gpio_set_drv(pin, 2); 337 } 338 #elif defined(CONFIG_MACH_SUN8I) 339 if (pins == SUNXI_GPIO_D) { 340 /* SDC1: PD2-PD7 */ 341 for (pin = SUNXI_GPD(2); pin <= SUNXI_GPD(7); pin++) { 342 sunxi_gpio_set_cfgpin(pin, SUN8I_GPD_SDC1); 343 sunxi_gpio_set_pull(pin, SUNXI_GPIO_PULL_UP); 344 sunxi_gpio_set_drv(pin, 2); 345 } 346 } else { 347 /* SDC1: PG0-PG5 */ 348 for (pin = SUNXI_GPG(0); pin <= SUNXI_GPG(5); pin++) { 349 sunxi_gpio_set_cfgpin(pin, SUN8I_GPG_SDC1); 350 sunxi_gpio_set_pull(pin, SUNXI_GPIO_PULL_UP); 351 sunxi_gpio_set_drv(pin, 2); 352 } 353 } 354 #endif 355 break; 356 357 case 2: 358 pins = sunxi_name_to_gpio_bank(CONFIG_MMC2_PINS); 359 360 #if defined(CONFIG_MACH_SUN4I) || defined(CONFIG_MACH_SUN7I) 361 /* SDC2: PC6-PC11 */ 362 for (pin = SUNXI_GPC(6); pin <= SUNXI_GPC(11); pin++) { 363 sunxi_gpio_set_cfgpin(pin, SUNXI_GPC_SDC2); 364 sunxi_gpio_set_pull(pin, SUNXI_GPIO_PULL_UP); 365 sunxi_gpio_set_drv(pin, 2); 366 } 367 #elif defined(CONFIG_MACH_SUN5I) 368 if (pins == SUNXI_GPIO_E) { 369 /* SDC2: PE4-PE9 */ 370 for (pin = SUNXI_GPE(4); pin <= SUNXI_GPD(9); pin++) { 371 sunxi_gpio_set_cfgpin(pin, SUN5I_GPE_SDC2); 372 sunxi_gpio_set_pull(pin, SUNXI_GPIO_PULL_UP); 373 sunxi_gpio_set_drv(pin, 2); 374 } 375 } else { 376 /* SDC2: PC6-PC15 */ 377 for (pin = SUNXI_GPC(6); pin <= SUNXI_GPC(15); pin++) { 378 sunxi_gpio_set_cfgpin(pin, SUNXI_GPC_SDC2); 379 sunxi_gpio_set_pull(pin, SUNXI_GPIO_PULL_UP); 380 sunxi_gpio_set_drv(pin, 2); 381 } 382 } 383 #elif defined(CONFIG_MACH_SUN6I) 384 if (pins == SUNXI_GPIO_A) { 385 /* SDC2: PA9-PA14 */ 386 for (pin = SUNXI_GPA(9); pin <= SUNXI_GPA(14); pin++) { 387 sunxi_gpio_set_cfgpin(pin, SUN6I_GPA_SDC2); 388 sunxi_gpio_set_pull(pin, SUNXI_GPIO_PULL_UP); 389 sunxi_gpio_set_drv(pin, 2); 390 } 391 } else { 392 /* SDC2: PC6-PC15, PC24 */ 393 for (pin = SUNXI_GPC(6); pin <= SUNXI_GPC(15); pin++) { 394 sunxi_gpio_set_cfgpin(pin, SUNXI_GPC_SDC2); 395 sunxi_gpio_set_pull(pin, SUNXI_GPIO_PULL_UP); 396 sunxi_gpio_set_drv(pin, 2); 397 } 398 399 sunxi_gpio_set_cfgpin(SUNXI_GPC(24), SUNXI_GPC_SDC2); 400 sunxi_gpio_set_pull(SUNXI_GPC(24), SUNXI_GPIO_PULL_UP); 401 sunxi_gpio_set_drv(SUNXI_GPC(24), 2); 402 } 403 #elif defined(CONFIG_MACH_SUN8I_R40) 404 /* SDC2: PC6-PC15, PC24 */ 405 for (pin = SUNXI_GPC(6); pin <= SUNXI_GPC(15); pin++) { 406 sunxi_gpio_set_cfgpin(pin, SUNXI_GPC_SDC2); 407 sunxi_gpio_set_pull(pin, SUNXI_GPIO_PULL_UP); 408 sunxi_gpio_set_drv(pin, 2); 409 } 410 411 sunxi_gpio_set_cfgpin(SUNXI_GPC(24), SUNXI_GPC_SDC2); 412 sunxi_gpio_set_pull(SUNXI_GPC(24), SUNXI_GPIO_PULL_UP); 413 sunxi_gpio_set_drv(SUNXI_GPC(24), 2); 414 #elif defined(CONFIG_MACH_SUN8I) || defined(CONFIG_MACH_SUN50I) 415 /* SDC2: PC5-PC6, PC8-PC16 */ 416 for (pin = SUNXI_GPC(5); pin <= SUNXI_GPC(6); pin++) { 417 sunxi_gpio_set_cfgpin(pin, SUNXI_GPC_SDC2); 418 sunxi_gpio_set_pull(pin, SUNXI_GPIO_PULL_UP); 419 sunxi_gpio_set_drv(pin, 2); 420 } 421 422 for (pin = SUNXI_GPC(8); pin <= SUNXI_GPC(16); pin++) { 423 sunxi_gpio_set_cfgpin(pin, SUNXI_GPC_SDC2); 424 sunxi_gpio_set_pull(pin, SUNXI_GPIO_PULL_UP); 425 sunxi_gpio_set_drv(pin, 2); 426 } 427 #elif defined(CONFIG_MACH_SUN9I) 428 /* SDC2: PC6-PC16 */ 429 for (pin = SUNXI_GPC(6); pin <= SUNXI_GPC(16); pin++) { 430 sunxi_gpio_set_cfgpin(pin, SUNXI_GPC_SDC2); 431 sunxi_gpio_set_pull(pin, SUNXI_GPIO_PULL_UP); 432 sunxi_gpio_set_drv(pin, 2); 433 } 434 #endif 435 break; 436 437 case 3: 438 pins = sunxi_name_to_gpio_bank(CONFIG_MMC3_PINS); 439 440 #if defined(CONFIG_MACH_SUN4I) || defined(CONFIG_MACH_SUN7I) || \ 441 defined(CONFIG_MACH_SUN8I_R40) 442 /* SDC3: PI4-PI9 */ 443 for (pin = SUNXI_GPI(4); pin <= SUNXI_GPI(9); pin++) { 444 sunxi_gpio_set_cfgpin(pin, SUNXI_GPI_SDC3); 445 sunxi_gpio_set_pull(pin, SUNXI_GPIO_PULL_UP); 446 sunxi_gpio_set_drv(pin, 2); 447 } 448 #elif defined(CONFIG_MACH_SUN6I) 449 if (pins == SUNXI_GPIO_A) { 450 /* SDC3: PA9-PA14 */ 451 for (pin = SUNXI_GPA(9); pin <= SUNXI_GPA(14); pin++) { 452 sunxi_gpio_set_cfgpin(pin, SUN6I_GPA_SDC3); 453 sunxi_gpio_set_pull(pin, SUNXI_GPIO_PULL_UP); 454 sunxi_gpio_set_drv(pin, 2); 455 } 456 } else { 457 /* SDC3: PC6-PC15, PC24 */ 458 for (pin = SUNXI_GPC(6); pin <= SUNXI_GPC(15); pin++) { 459 sunxi_gpio_set_cfgpin(pin, SUN6I_GPC_SDC3); 460 sunxi_gpio_set_pull(pin, SUNXI_GPIO_PULL_UP); 461 sunxi_gpio_set_drv(pin, 2); 462 } 463 464 sunxi_gpio_set_cfgpin(SUNXI_GPC(24), SUN6I_GPC_SDC3); 465 sunxi_gpio_set_pull(SUNXI_GPC(24), SUNXI_GPIO_PULL_UP); 466 sunxi_gpio_set_drv(SUNXI_GPC(24), 2); 467 } 468 #endif 469 break; 470 471 default: 472 printf("sunxi: invalid MMC slot %d for pinmux setup\n", sdc); 473 break; 474 } 475 } 476 477 int board_mmc_init(bd_t *bis) 478 { 479 __maybe_unused struct mmc *mmc0, *mmc1; 480 __maybe_unused char buf[512]; 481 482 mmc_pinmux_setup(CONFIG_MMC_SUNXI_SLOT); 483 mmc0 = sunxi_mmc_init(CONFIG_MMC_SUNXI_SLOT); 484 if (!mmc0) 485 return -1; 486 487 #if CONFIG_MMC_SUNXI_SLOT_EXTRA != -1 488 mmc_pinmux_setup(CONFIG_MMC_SUNXI_SLOT_EXTRA); 489 mmc1 = sunxi_mmc_init(CONFIG_MMC_SUNXI_SLOT_EXTRA); 490 if (!mmc1) 491 return -1; 492 #endif 493 494 #if !defined(CONFIG_SPL_BUILD) && CONFIG_MMC_SUNXI_SLOT_EXTRA == 2 495 /* 496 * On systems with an emmc (mmc2), figure out if we are booting from 497 * the emmc and if we are make it "mmc dev 0" so that boot.scr, etc. 498 * are searched there first. Note we only do this for u-boot proper, 499 * not for the SPL, see spl_boot_device(). 500 */ 501 if (readb(SPL_ADDR + 0x28) == SUNXI_BOOTED_FROM_MMC2) { 502 /* Booting from emmc / mmc2, swap */ 503 mmc0->block_dev.devnum = 1; 504 mmc1->block_dev.devnum = 0; 505 } 506 #endif 507 508 return 0; 509 } 510 #endif 511 512 #ifdef CONFIG_SPL_BUILD 513 void sunxi_board_init(void) 514 { 515 int power_failed = 0; 516 517 #ifdef CONFIG_SY8106A_POWER 518 power_failed = sy8106a_set_vout1(CONFIG_SY8106A_VOUT1_VOLT); 519 #endif 520 521 #if defined CONFIG_AXP152_POWER || defined CONFIG_AXP209_POWER || \ 522 defined CONFIG_AXP221_POWER || defined CONFIG_AXP809_POWER || \ 523 defined CONFIG_AXP818_POWER 524 power_failed = axp_init(); 525 526 #if defined CONFIG_AXP221_POWER || defined CONFIG_AXP809_POWER || \ 527 defined CONFIG_AXP818_POWER 528 power_failed |= axp_set_dcdc1(CONFIG_AXP_DCDC1_VOLT); 529 #endif 530 power_failed |= axp_set_dcdc2(CONFIG_AXP_DCDC2_VOLT); 531 power_failed |= axp_set_dcdc3(CONFIG_AXP_DCDC3_VOLT); 532 #if !defined(CONFIG_AXP209_POWER) && !defined(CONFIG_AXP818_POWER) 533 power_failed |= axp_set_dcdc4(CONFIG_AXP_DCDC4_VOLT); 534 #endif 535 #if defined CONFIG_AXP221_POWER || defined CONFIG_AXP809_POWER || \ 536 defined CONFIG_AXP818_POWER 537 power_failed |= axp_set_dcdc5(CONFIG_AXP_DCDC5_VOLT); 538 #endif 539 540 #if defined CONFIG_AXP221_POWER || defined CONFIG_AXP809_POWER || \ 541 defined CONFIG_AXP818_POWER 542 power_failed |= axp_set_aldo1(CONFIG_AXP_ALDO1_VOLT); 543 #endif 544 power_failed |= axp_set_aldo2(CONFIG_AXP_ALDO2_VOLT); 545 #if !defined(CONFIG_AXP152_POWER) 546 power_failed |= axp_set_aldo3(CONFIG_AXP_ALDO3_VOLT); 547 #endif 548 #ifdef CONFIG_AXP209_POWER 549 power_failed |= axp_set_aldo4(CONFIG_AXP_ALDO4_VOLT); 550 #endif 551 552 #if defined(CONFIG_AXP221_POWER) || defined(CONFIG_AXP809_POWER) || \ 553 defined(CONFIG_AXP818_POWER) 554 power_failed |= axp_set_dldo(1, CONFIG_AXP_DLDO1_VOLT); 555 power_failed |= axp_set_dldo(2, CONFIG_AXP_DLDO2_VOLT); 556 #if !defined CONFIG_AXP809_POWER 557 power_failed |= axp_set_dldo(3, CONFIG_AXP_DLDO3_VOLT); 558 power_failed |= axp_set_dldo(4, CONFIG_AXP_DLDO4_VOLT); 559 #endif 560 power_failed |= axp_set_eldo(1, CONFIG_AXP_ELDO1_VOLT); 561 power_failed |= axp_set_eldo(2, CONFIG_AXP_ELDO2_VOLT); 562 power_failed |= axp_set_eldo(3, CONFIG_AXP_ELDO3_VOLT); 563 #endif 564 565 #ifdef CONFIG_AXP818_POWER 566 power_failed |= axp_set_fldo(1, CONFIG_AXP_FLDO1_VOLT); 567 power_failed |= axp_set_fldo(2, CONFIG_AXP_FLDO2_VOLT); 568 power_failed |= axp_set_fldo(3, CONFIG_AXP_FLDO3_VOLT); 569 #endif 570 571 #if defined CONFIG_AXP809_POWER || defined CONFIG_AXP818_POWER 572 power_failed |= axp_set_sw(IS_ENABLED(CONFIG_AXP_SW_ON)); 573 #endif 574 #endif 575 printf("DRAM:"); 576 gd->ram_size = sunxi_dram_init(); 577 printf(" %d MiB\n", (int)(gd->ram_size >> 20)); 578 if (!gd->ram_size) 579 hang(); 580 581 /* 582 * Only clock up the CPU to full speed if we are reasonably 583 * assured it's being powered with suitable core voltage 584 */ 585 if (!power_failed) 586 clock_set_pll1(CONFIG_SYS_CLK_FREQ); 587 else 588 printf("Failed to set core voltage! Can't set CPU frequency\n"); 589 } 590 #endif 591 592 #ifdef CONFIG_USB_GADGET 593 int g_dnl_board_usb_cable_connected(void) 594 { 595 return sunxi_usb_phy_vbus_detect(0); 596 } 597 #endif 598 599 #ifdef CONFIG_SERIAL_TAG 600 void get_board_serial(struct tag_serialnr *serialnr) 601 { 602 char *serial_string; 603 unsigned long long serial; 604 605 serial_string = getenv("serial#"); 606 607 if (serial_string) { 608 serial = simple_strtoull(serial_string, NULL, 16); 609 610 serialnr->high = (unsigned int) (serial >> 32); 611 serialnr->low = (unsigned int) (serial & 0xffffffff); 612 } else { 613 serialnr->high = 0; 614 serialnr->low = 0; 615 } 616 } 617 #endif 618 619 /* 620 * Check the SPL header for the "sunxi" variant. If found: parse values 621 * that might have been passed by the loader ("fel" utility), and update 622 * the environment accordingly. 623 */ 624 static void parse_spl_header(const uint32_t spl_addr) 625 { 626 struct boot_file_head *spl = (void *)(ulong)spl_addr; 627 if (memcmp(spl->spl_signature, SPL_SIGNATURE, 3) != 0) 628 return; /* signature mismatch, no usable header */ 629 630 uint8_t spl_header_version = spl->spl_signature[3]; 631 if (spl_header_version != SPL_HEADER_VERSION) { 632 printf("sunxi SPL version mismatch: expected %u, got %u\n", 633 SPL_HEADER_VERSION, spl_header_version); 634 return; 635 } 636 if (!spl->fel_script_address) 637 return; 638 639 if (spl->fel_uEnv_length != 0) { 640 /* 641 * data is expected in uEnv.txt compatible format, so "env 642 * import -t" the string(s) at fel_script_address right away. 643 */ 644 himport_r(&env_htab, (char *)(uintptr_t)spl->fel_script_address, 645 spl->fel_uEnv_length, '\n', H_NOCLEAR, 0, 0, NULL); 646 return; 647 } 648 /* otherwise assume .scr format (mkimage-type script) */ 649 setenv_hex("fel_scriptaddr", spl->fel_script_address); 650 } 651 652 /* 653 * Note this function gets called multiple times. 654 * It must not make any changes to env variables which already exist. 655 */ 656 static void setup_environment(const void *fdt) 657 { 658 char serial_string[17] = { 0 }; 659 unsigned int sid[4]; 660 uint8_t mac_addr[6]; 661 char ethaddr[16]; 662 int i, ret; 663 664 ret = sunxi_get_sid(sid); 665 if (ret == 0 && sid[0] != 0) { 666 /* 667 * The single words 1 - 3 of the SID have quite a few bits 668 * which are the same on many models, so we take a crc32 669 * of all 3 words, to get a more unique value. 670 * 671 * Note we only do this on newer SoCs as we cannot change 672 * the algorithm on older SoCs since those have been using 673 * fixed mac-addresses based on only using word 3 for a 674 * long time and changing a fixed mac-address with an 675 * u-boot update is not good. 676 */ 677 #if !defined(CONFIG_MACH_SUN4I) && !defined(CONFIG_MACH_SUN5I) && \ 678 !defined(CONFIG_MACH_SUN6I) && !defined(CONFIG_MACH_SUN7I) && \ 679 !defined(CONFIG_MACH_SUN8I_A23) && !defined(CONFIG_MACH_SUN8I_A33) 680 sid[3] = crc32(0, (unsigned char *)&sid[1], 12); 681 #endif 682 683 /* Ensure the NIC specific bytes of the mac are not all 0 */ 684 if ((sid[3] & 0xffffff) == 0) 685 sid[3] |= 0x800000; 686 687 for (i = 0; i < 4; i++) { 688 sprintf(ethaddr, "ethernet%d", i); 689 if (!fdt_get_alias(fdt, ethaddr)) 690 continue; 691 692 if (i == 0) 693 strcpy(ethaddr, "ethaddr"); 694 else 695 sprintf(ethaddr, "eth%daddr", i); 696 697 if (getenv(ethaddr)) 698 continue; 699 700 /* Non OUI / registered MAC address */ 701 mac_addr[0] = (i << 4) | 0x02; 702 mac_addr[1] = (sid[0] >> 0) & 0xff; 703 mac_addr[2] = (sid[3] >> 24) & 0xff; 704 mac_addr[3] = (sid[3] >> 16) & 0xff; 705 mac_addr[4] = (sid[3] >> 8) & 0xff; 706 mac_addr[5] = (sid[3] >> 0) & 0xff; 707 708 eth_setenv_enetaddr(ethaddr, mac_addr); 709 } 710 711 if (!getenv("serial#")) { 712 snprintf(serial_string, sizeof(serial_string), 713 "%08x%08x", sid[0], sid[3]); 714 715 setenv("serial#", serial_string); 716 } 717 } 718 } 719 720 int misc_init_r(void) 721 { 722 __maybe_unused int ret; 723 724 setenv("fel_booted", NULL); 725 setenv("fel_scriptaddr", NULL); 726 /* determine if we are running in FEL mode */ 727 if (!is_boot0_magic(SPL_ADDR + 4)) { /* eGON.BT0 */ 728 setenv("fel_booted", "1"); 729 parse_spl_header(SPL_ADDR); 730 } 731 732 setup_environment(gd->fdt_blob); 733 734 #ifndef CONFIG_MACH_SUN9I 735 ret = sunxi_usb_phy_probe(); 736 if (ret) 737 return ret; 738 #endif 739 sunxi_musb_board_init(); 740 741 return 0; 742 } 743 744 int ft_board_setup(void *blob, bd_t *bd) 745 { 746 int __maybe_unused r; 747 748 /* 749 * Call setup_environment again in case the boot fdt has 750 * ethernet aliases the u-boot copy does not have. 751 */ 752 setup_environment(blob); 753 754 #ifdef CONFIG_VIDEO_DT_SIMPLEFB 755 r = sunxi_simplefb_setup(blob); 756 if (r) 757 return r; 758 #endif 759 return 0; 760 } 761 762 #ifdef CONFIG_SPL_LOAD_FIT 763 int board_fit_config_name_match(const char *name) 764 { 765 struct boot_file_head *spl = (void *)(ulong)SPL_ADDR; 766 const char *cmp_str = (void *)(ulong)SPL_ADDR; 767 768 /* Check if there is a DT name stored in the SPL header and use that. */ 769 if (spl->dt_name_offset) { 770 cmp_str += spl->dt_name_offset; 771 } else { 772 #ifdef CONFIG_DEFAULT_DEVICE_TREE 773 cmp_str = CONFIG_DEFAULT_DEVICE_TREE; 774 #else 775 return 0; 776 #endif 777 }; 778 779 /* Differentiate the two Pine64 board DTs by their DRAM size. */ 780 if (strstr(name, "-pine64") && strstr(cmp_str, "-pine64")) { 781 if ((gd->ram_size > 512 * 1024 * 1024)) 782 return !strstr(name, "plus"); 783 else 784 return !!strstr(name, "plus"); 785 } else { 786 return strcmp(name, cmp_str); 787 } 788 } 789 #endif 790