1 // SPDX-License-Identifier: GPL-2.0-only 2 /* 3 * Legacy platform_data quirks 4 * 5 * Copyright (C) 2013 Texas Instruments 6 */ 7 #include <linux/clk.h> 8 #include <linux/davinci_emac.h> 9 #include <linux/gpio.h> 10 #include <linux/init.h> 11 #include <linux/kernel.h> 12 #include <linux/of_platform.h> 13 #include <linux/wl12xx.h> 14 #include <linux/mmc/card.h> 15 #include <linux/mmc/host.h> 16 #include <linux/power/smartreflex.h> 17 #include <linux/regulator/machine.h> 18 #include <linux/regulator/fixed.h> 19 20 #include <linux/platform_data/pinctrl-single.h> 21 #include <linux/platform_data/hsmmc-omap.h> 22 #include <linux/platform_data/iommu-omap.h> 23 #include <linux/platform_data/ti-sysc.h> 24 #include <linux/platform_data/wkup_m3.h> 25 #include <linux/platform_data/asoc-ti-mcbsp.h> 26 #include <linux/platform_data/ti-prm.h> 27 28 #include "clockdomain.h" 29 #include "common.h" 30 #include "common-board-devices.h" 31 #include "control.h" 32 #include "omap_device.h" 33 #include "omap-secure.h" 34 #include "soc.h" 35 36 static struct omap_hsmmc_platform_data __maybe_unused mmc_pdata[2]; 37 38 struct pdata_init { 39 const char *compatible; 40 void (*fn)(void); 41 }; 42 43 static struct of_dev_auxdata omap_auxdata_lookup[]; 44 static struct twl4030_gpio_platform_data twl_gpio_auxdata; 45 46 #if IS_ENABLED(CONFIG_OMAP_IOMMU) 47 int omap_iommu_set_pwrdm_constraint(struct platform_device *pdev, bool request, 48 u8 *pwrst); 49 #else 50 static inline int omap_iommu_set_pwrdm_constraint(struct platform_device *pdev, 51 bool request, u8 *pwrst) 52 { 53 return 0; 54 } 55 #endif 56 57 #ifdef CONFIG_MACH_NOKIA_N8X0 58 static void __init omap2420_n8x0_legacy_init(void) 59 { 60 omap_auxdata_lookup[0].platform_data = n8x0_legacy_init(); 61 } 62 #else 63 #define omap2420_n8x0_legacy_init NULL 64 #endif 65 66 #ifdef CONFIG_ARCH_OMAP3 67 /* 68 * Configures GPIOs 126, 127 and 129 to 1.8V mode instead of 3.0V 69 * mode for MMC1 in case bootloader did not configure things. 70 * Note that if the pins are used for MMC1, pbias-regulator 71 * manages the IO voltage. 72 */ 73 static void __init omap3_gpio126_127_129(void) 74 { 75 u32 reg; 76 77 reg = omap_ctrl_readl(OMAP343X_CONTROL_PBIAS_LITE); 78 reg &= ~OMAP343X_PBIASLITEVMODE1; 79 reg |= OMAP343X_PBIASLITEPWRDNZ1; 80 omap_ctrl_writel(reg, OMAP343X_CONTROL_PBIAS_LITE); 81 if (cpu_is_omap3630()) { 82 reg = omap_ctrl_readl(OMAP34XX_CONTROL_WKUP_CTRL); 83 reg |= OMAP36XX_GPIO_IO_PWRDNZ; 84 omap_ctrl_writel(reg, OMAP34XX_CONTROL_WKUP_CTRL); 85 } 86 } 87 88 static void __init hsmmc2_internal_input_clk(void) 89 { 90 u32 reg; 91 92 reg = omap_ctrl_readl(OMAP343X_CONTROL_DEVCONF1); 93 reg |= OMAP2_MMCSDIO2ADPCLKISEL; 94 omap_ctrl_writel(reg, OMAP343X_CONTROL_DEVCONF1); 95 } 96 97 #ifdef CONFIG_OMAP_HWMOD 98 static struct iommu_platform_data omap3_iommu_pdata = { 99 .reset_name = "mmu", 100 .assert_reset = omap_device_assert_hardreset, 101 .deassert_reset = omap_device_deassert_hardreset, 102 .device_enable = omap_device_enable, 103 .device_idle = omap_device_idle, 104 }; 105 106 static struct iommu_platform_data omap3_iommu_isp_pdata = { 107 .device_enable = omap_device_enable, 108 .device_idle = omap_device_idle, 109 }; 110 #endif 111 112 static int omap3_sbc_t3730_twl_callback(struct device *dev, 113 unsigned gpio, 114 unsigned ngpio) 115 { 116 int res; 117 118 res = gpio_request_one(gpio + 2, GPIOF_OUT_INIT_HIGH, 119 "wlan pwr"); 120 if (res) 121 return res; 122 123 gpio_export(gpio, 0); 124 125 return 0; 126 } 127 128 static void __init omap3_sbc_t3x_usb_hub_init(int gpio, char *hub_name) 129 { 130 int err = gpio_request_one(gpio, GPIOF_OUT_INIT_LOW, hub_name); 131 132 if (err) { 133 pr_err("SBC-T3x: %s reset gpio request failed: %d\n", 134 hub_name, err); 135 return; 136 } 137 138 gpio_export(gpio, 0); 139 140 udelay(10); 141 gpio_set_value(gpio, 1); 142 msleep(1); 143 } 144 145 static void __init omap3_sbc_t3730_twl_init(void) 146 { 147 twl_gpio_auxdata.setup = omap3_sbc_t3730_twl_callback; 148 } 149 150 static void __init omap3_sbc_t3730_legacy_init(void) 151 { 152 omap3_sbc_t3x_usb_hub_init(167, "sb-t35 usb hub"); 153 } 154 155 static void __init omap3_sbc_t3530_legacy_init(void) 156 { 157 omap3_sbc_t3x_usb_hub_init(167, "sb-t35 usb hub"); 158 } 159 160 static void __init omap3_evm_legacy_init(void) 161 { 162 hsmmc2_internal_input_clk(); 163 } 164 165 static void am35xx_enable_emac_int(void) 166 { 167 u32 v; 168 169 v = omap_ctrl_readl(AM35XX_CONTROL_LVL_INTR_CLEAR); 170 v |= (AM35XX_CPGMAC_C0_RX_PULSE_CLR | AM35XX_CPGMAC_C0_TX_PULSE_CLR | 171 AM35XX_CPGMAC_C0_MISC_PULSE_CLR | AM35XX_CPGMAC_C0_RX_THRESH_CLR); 172 omap_ctrl_writel(v, AM35XX_CONTROL_LVL_INTR_CLEAR); 173 omap_ctrl_readl(AM35XX_CONTROL_LVL_INTR_CLEAR); /* OCP barrier */ 174 } 175 176 static void am35xx_disable_emac_int(void) 177 { 178 u32 v; 179 180 v = omap_ctrl_readl(AM35XX_CONTROL_LVL_INTR_CLEAR); 181 v |= (AM35XX_CPGMAC_C0_RX_PULSE_CLR | AM35XX_CPGMAC_C0_TX_PULSE_CLR); 182 omap_ctrl_writel(v, AM35XX_CONTROL_LVL_INTR_CLEAR); 183 omap_ctrl_readl(AM35XX_CONTROL_LVL_INTR_CLEAR); /* OCP barrier */ 184 } 185 186 static struct emac_platform_data am35xx_emac_pdata = { 187 .interrupt_enable = am35xx_enable_emac_int, 188 .interrupt_disable = am35xx_disable_emac_int, 189 }; 190 191 static void __init am35xx_emac_reset(void) 192 { 193 u32 v; 194 195 v = omap_ctrl_readl(AM35XX_CONTROL_IP_SW_RESET); 196 v &= ~AM35XX_CPGMACSS_SW_RST; 197 omap_ctrl_writel(v, AM35XX_CONTROL_IP_SW_RESET); 198 omap_ctrl_readl(AM35XX_CONTROL_IP_SW_RESET); /* OCP barrier */ 199 } 200 201 static struct gpio cm_t3517_wlan_gpios[] __initdata = { 202 { 56, GPIOF_OUT_INIT_HIGH, "wlan pwr" }, 203 { 4, GPIOF_OUT_INIT_HIGH, "xcvr noe" }, 204 }; 205 206 static void __init omap3_sbc_t3517_wifi_init(void) 207 { 208 int err = gpio_request_array(cm_t3517_wlan_gpios, 209 ARRAY_SIZE(cm_t3517_wlan_gpios)); 210 if (err) { 211 pr_err("SBC-T3517: wl12xx gpios request failed: %d\n", err); 212 return; 213 } 214 215 gpio_export(cm_t3517_wlan_gpios[0].gpio, 0); 216 gpio_export(cm_t3517_wlan_gpios[1].gpio, 0); 217 218 msleep(100); 219 gpio_set_value(cm_t3517_wlan_gpios[1].gpio, 0); 220 } 221 222 static void __init omap3_sbc_t3517_legacy_init(void) 223 { 224 omap3_sbc_t3x_usb_hub_init(152, "cm-t3517 usb hub"); 225 omap3_sbc_t3x_usb_hub_init(98, "sb-t35 usb hub"); 226 am35xx_emac_reset(); 227 hsmmc2_internal_input_clk(); 228 omap3_sbc_t3517_wifi_init(); 229 } 230 231 static void __init am3517_evm_legacy_init(void) 232 { 233 am35xx_emac_reset(); 234 } 235 236 static void __init nokia_n900_legacy_init(void) 237 { 238 hsmmc2_internal_input_clk(); 239 mmc_pdata[0].name = "external"; 240 mmc_pdata[1].name = "internal"; 241 242 if (omap_type() != OMAP2_DEVICE_TYPE_GP) { 243 if (IS_ENABLED(CONFIG_ARM_ERRATA_430973)) { 244 pr_info("RX-51: Enabling ARM errata 430973 workaround\n"); 245 /* set IBE to 1 */ 246 rx51_secure_update_aux_cr(BIT(6), 0); 247 } else { 248 pr_warn("RX-51: Not enabling ARM errata 430973 workaround\n"); 249 pr_warn("Thumb binaries may crash randomly without this workaround\n"); 250 } 251 } 252 } 253 254 static void __init omap3_tao3530_legacy_init(void) 255 { 256 hsmmc2_internal_input_clk(); 257 } 258 259 static void __init omap3_logicpd_torpedo_init(void) 260 { 261 omap3_gpio126_127_129(); 262 } 263 264 /* omap3pandora legacy devices */ 265 266 static struct platform_device pandora_backlight = { 267 .name = "pandora-backlight", 268 .id = -1, 269 }; 270 271 static void __init omap3_pandora_legacy_init(void) 272 { 273 platform_device_register(&pandora_backlight); 274 } 275 #endif /* CONFIG_ARCH_OMAP3 */ 276 277 #ifdef CONFIG_SOC_OMAP5 278 static void __init omap5_uevm_legacy_init(void) 279 { 280 } 281 #endif 282 283 #ifdef CONFIG_SOC_DRA7XX 284 static struct iommu_platform_data dra7_ipu1_dsp_iommu_pdata = { 285 .set_pwrdm_constraint = omap_iommu_set_pwrdm_constraint, 286 }; 287 288 static struct omap_hsmmc_platform_data dra7_hsmmc_data_mmc1; 289 static struct omap_hsmmc_platform_data dra7_hsmmc_data_mmc2; 290 static struct omap_hsmmc_platform_data dra7_hsmmc_data_mmc3; 291 292 static void __init dra7x_evm_mmc_quirk(void) 293 { 294 if (omap_rev() == DRA752_REV_ES1_1 || omap_rev() == DRA752_REV_ES1_0) { 295 dra7_hsmmc_data_mmc1.version = "rev11"; 296 dra7_hsmmc_data_mmc1.max_freq = 96000000; 297 298 dra7_hsmmc_data_mmc2.version = "rev11"; 299 dra7_hsmmc_data_mmc2.max_freq = 48000000; 300 301 dra7_hsmmc_data_mmc3.version = "rev11"; 302 dra7_hsmmc_data_mmc3.max_freq = 48000000; 303 } 304 } 305 #endif 306 307 static struct clockdomain *ti_sysc_find_one_clockdomain(struct clk *clk) 308 { 309 struct clk_hw *hw = __clk_get_hw(clk); 310 struct clockdomain *clkdm = NULL; 311 struct clk_hw_omap *hwclk; 312 313 hwclk = to_clk_hw_omap(hw); 314 if (!omap2_clk_is_hw_omap(hw)) 315 return NULL; 316 317 if (hwclk && hwclk->clkdm_name) 318 clkdm = clkdm_lookup(hwclk->clkdm_name); 319 320 return clkdm; 321 } 322 323 /** 324 * ti_sysc_clkdm_init - find clockdomain based on clock 325 * @fck: device functional clock 326 * @ick: device interface clock 327 * @dev: struct device 328 * 329 * Populate clockdomain based on clock. It is needed for 330 * clkdm_deny_idle() and clkdm_allow_idle() for blocking clockdomain 331 * clockdomain idle during reset, enable and idle. 332 * 333 * Note that we assume interconnect driver manages the clocks 334 * and do not need to populate oh->_clk for dynamically 335 * allocated modules. 336 */ 337 static int ti_sysc_clkdm_init(struct device *dev, 338 struct clk *fck, struct clk *ick, 339 struct ti_sysc_cookie *cookie) 340 { 341 if (!IS_ERR(fck)) 342 cookie->clkdm = ti_sysc_find_one_clockdomain(fck); 343 if (cookie->clkdm) 344 return 0; 345 if (!IS_ERR(ick)) 346 cookie->clkdm = ti_sysc_find_one_clockdomain(ick); 347 if (cookie->clkdm) 348 return 0; 349 350 return -ENODEV; 351 } 352 353 static void ti_sysc_clkdm_deny_idle(struct device *dev, 354 const struct ti_sysc_cookie *cookie) 355 { 356 if (cookie->clkdm) 357 clkdm_deny_idle(cookie->clkdm); 358 } 359 360 static void ti_sysc_clkdm_allow_idle(struct device *dev, 361 const struct ti_sysc_cookie *cookie) 362 { 363 if (cookie->clkdm) 364 clkdm_allow_idle(cookie->clkdm); 365 } 366 367 #ifdef CONFIG_OMAP_HWMOD 368 static int ti_sysc_enable_module(struct device *dev, 369 const struct ti_sysc_cookie *cookie) 370 { 371 if (!cookie->data) 372 return -EINVAL; 373 374 return omap_hwmod_enable(cookie->data); 375 } 376 377 static int ti_sysc_idle_module(struct device *dev, 378 const struct ti_sysc_cookie *cookie) 379 { 380 if (!cookie->data) 381 return -EINVAL; 382 383 return omap_hwmod_idle(cookie->data); 384 } 385 386 static int ti_sysc_shutdown_module(struct device *dev, 387 const struct ti_sysc_cookie *cookie) 388 { 389 if (!cookie->data) 390 return -EINVAL; 391 392 return omap_hwmod_shutdown(cookie->data); 393 } 394 #endif /* CONFIG_OMAP_HWMOD */ 395 396 static bool ti_sysc_soc_type_gp(void) 397 { 398 return omap_type() == OMAP2_DEVICE_TYPE_GP; 399 } 400 401 static struct of_dev_auxdata omap_auxdata_lookup[]; 402 403 static struct ti_sysc_platform_data ti_sysc_pdata = { 404 .auxdata = omap_auxdata_lookup, 405 .soc_type_gp = ti_sysc_soc_type_gp, 406 .init_clockdomain = ti_sysc_clkdm_init, 407 .clkdm_deny_idle = ti_sysc_clkdm_deny_idle, 408 .clkdm_allow_idle = ti_sysc_clkdm_allow_idle, 409 #ifdef CONFIG_OMAP_HWMOD 410 .init_module = omap_hwmod_init_module, 411 .enable_module = ti_sysc_enable_module, 412 .idle_module = ti_sysc_idle_module, 413 .shutdown_module = ti_sysc_shutdown_module, 414 #endif 415 }; 416 417 static struct pcs_pdata pcs_pdata; 418 419 void omap_pcs_legacy_init(int irq, void (*rearm)(void)) 420 { 421 pcs_pdata.irq = irq; 422 pcs_pdata.rearm = rearm; 423 } 424 425 static struct ti_prm_platform_data ti_prm_pdata = { 426 .clkdm_deny_idle = clkdm_deny_idle, 427 .clkdm_allow_idle = clkdm_allow_idle, 428 .clkdm_lookup = clkdm_lookup, 429 }; 430 431 /* 432 * GPIOs for TWL are initialized by the I2C bus and need custom 433 * handing until DSS has device tree bindings. 434 */ 435 void omap_auxdata_legacy_init(struct device *dev) 436 { 437 if (dev->platform_data) 438 return; 439 440 if (strcmp("twl4030-gpio", dev_name(dev))) 441 return; 442 443 dev->platform_data = &twl_gpio_auxdata; 444 } 445 446 #if IS_ENABLED(CONFIG_SND_SOC_OMAP_MCBSP) 447 static struct omap_mcbsp_platform_data mcbsp_pdata; 448 static void __init omap3_mcbsp_init(void) 449 { 450 omap3_mcbsp_init_pdata_callback(&mcbsp_pdata); 451 } 452 #else 453 static void __init omap3_mcbsp_init(void) {} 454 #endif 455 456 /* 457 * Few boards still need auxdata populated before we populate 458 * the dev entries in of_platform_populate(). 459 */ 460 static struct pdata_init auxdata_quirks[] __initdata = { 461 #ifdef CONFIG_SOC_OMAP2420 462 { "nokia,n800", omap2420_n8x0_legacy_init, }, 463 { "nokia,n810", omap2420_n8x0_legacy_init, }, 464 { "nokia,n810-wimax", omap2420_n8x0_legacy_init, }, 465 #endif 466 #ifdef CONFIG_ARCH_OMAP3 467 { "compulab,omap3-sbc-t3730", omap3_sbc_t3730_twl_init, }, 468 #endif 469 { /* sentinel */ }, 470 }; 471 472 struct omap_sr_data __maybe_unused omap_sr_pdata[OMAP_SR_NR]; 473 474 static struct of_dev_auxdata omap_auxdata_lookup[] = { 475 #ifdef CONFIG_MACH_NOKIA_N8X0 476 OF_DEV_AUXDATA("ti,omap2420-mmc", 0x4809c000, "mmci-omap.0", NULL), 477 OF_DEV_AUXDATA("menelaus", 0x72, "1-0072", &n8x0_menelaus_platform_data), 478 OF_DEV_AUXDATA("tlv320aic3x", 0x18, "2-0018", &n810_aic33_data), 479 #endif 480 #ifdef CONFIG_ARCH_OMAP3 481 OF_DEV_AUXDATA("ti,omap2-iommu", 0x5d000000, "5d000000.mmu", 482 &omap3_iommu_pdata), 483 OF_DEV_AUXDATA("ti,omap2-iommu", 0x480bd400, "480bd400.mmu", 484 &omap3_iommu_isp_pdata), 485 OF_DEV_AUXDATA("ti,omap3-smartreflex-core", 0x480cb000, 486 "480cb000.smartreflex", &omap_sr_pdata[OMAP_SR_CORE]), 487 OF_DEV_AUXDATA("ti,omap3-smartreflex-mpu-iva", 0x480c9000, 488 "480c9000.smartreflex", &omap_sr_pdata[OMAP_SR_MPU]), 489 OF_DEV_AUXDATA("ti,omap3-hsmmc", 0x4809c000, "4809c000.mmc", &mmc_pdata[0]), 490 OF_DEV_AUXDATA("ti,omap3-hsmmc", 0x480b4000, "480b4000.mmc", &mmc_pdata[1]), 491 /* Only on am3517 */ 492 OF_DEV_AUXDATA("ti,davinci_mdio", 0x5c030000, "davinci_mdio.0", NULL), 493 OF_DEV_AUXDATA("ti,am3517-emac", 0x5c000000, "davinci_emac.0", 494 &am35xx_emac_pdata), 495 OF_DEV_AUXDATA("nokia,n900-rom-rng", 0, NULL, rx51_secure_rng_call), 496 /* McBSP modules with sidetone core */ 497 #if IS_ENABLED(CONFIG_SND_SOC_OMAP_MCBSP) 498 OF_DEV_AUXDATA("ti,omap3-mcbsp", 0x49022000, "49022000.mcbsp", &mcbsp_pdata), 499 OF_DEV_AUXDATA("ti,omap3-mcbsp", 0x49024000, "49024000.mcbsp", &mcbsp_pdata), 500 #endif 501 #endif 502 #if defined(CONFIG_ARCH_OMAP4) || defined(CONFIG_SOC_OMAP5) 503 OF_DEV_AUXDATA("ti,omap4-smartreflex-iva", 0x4a0db000, 504 "4a0db000.smartreflex", &omap_sr_pdata[OMAP_SR_IVA]), 505 OF_DEV_AUXDATA("ti,omap4-smartreflex-core", 0x4a0dd000, 506 "4a0dd000.smartreflex", &omap_sr_pdata[OMAP_SR_CORE]), 507 OF_DEV_AUXDATA("ti,omap4-smartreflex-mpu", 0x4a0d9000, 508 "4a0d9000.smartreflex", &omap_sr_pdata[OMAP_SR_MPU]), 509 #endif 510 #ifdef CONFIG_SOC_DRA7XX 511 OF_DEV_AUXDATA("ti,dra7-hsmmc", 0x4809c000, "4809c000.mmc", 512 &dra7_hsmmc_data_mmc1), 513 OF_DEV_AUXDATA("ti,dra7-hsmmc", 0x480b4000, "480b4000.mmc", 514 &dra7_hsmmc_data_mmc2), 515 OF_DEV_AUXDATA("ti,dra7-hsmmc", 0x480ad000, "480ad000.mmc", 516 &dra7_hsmmc_data_mmc3), 517 OF_DEV_AUXDATA("ti,dra7-dsp-iommu", 0x40d01000, "40d01000.mmu", 518 &dra7_ipu1_dsp_iommu_pdata), 519 OF_DEV_AUXDATA("ti,dra7-dsp-iommu", 0x41501000, "41501000.mmu", 520 &dra7_ipu1_dsp_iommu_pdata), 521 OF_DEV_AUXDATA("ti,dra7-iommu", 0x58882000, "58882000.mmu", 522 &dra7_ipu1_dsp_iommu_pdata), 523 #endif 524 /* Common auxdata */ 525 OF_DEV_AUXDATA("simple-pm-bus", 0, NULL, omap_auxdata_lookup), 526 OF_DEV_AUXDATA("ti,sysc", 0, NULL, &ti_sysc_pdata), 527 OF_DEV_AUXDATA("pinctrl-single", 0, NULL, &pcs_pdata), 528 OF_DEV_AUXDATA("ti,omap-prm-inst", 0, NULL, &ti_prm_pdata), 529 OF_DEV_AUXDATA("ti,omap-sdma", 0, NULL, &dma_plat_info), 530 { /* sentinel */ }, 531 }; 532 533 /* 534 * Few boards still need to initialize some legacy devices with 535 * platform data until the drivers support device tree. 536 */ 537 static struct pdata_init pdata_quirks[] __initdata = { 538 #ifdef CONFIG_ARCH_OMAP3 539 { "compulab,omap3-sbc-t3517", omap3_sbc_t3517_legacy_init, }, 540 { "compulab,omap3-sbc-t3530", omap3_sbc_t3530_legacy_init, }, 541 { "compulab,omap3-sbc-t3730", omap3_sbc_t3730_legacy_init, }, 542 { "nokia,omap3-n900", nokia_n900_legacy_init, }, 543 { "nokia,omap3-n9", hsmmc2_internal_input_clk, }, 544 { "nokia,omap3-n950", hsmmc2_internal_input_clk, }, 545 { "logicpd,dm3730-torpedo-devkit", omap3_logicpd_torpedo_init, }, 546 { "ti,omap3-evm-37xx", omap3_evm_legacy_init, }, 547 { "ti,am3517-evm", am3517_evm_legacy_init, }, 548 { "technexion,omap3-tao3530", omap3_tao3530_legacy_init, }, 549 { "openpandora,omap3-pandora-600mhz", omap3_pandora_legacy_init, }, 550 { "openpandora,omap3-pandora-1ghz", omap3_pandora_legacy_init, }, 551 #endif 552 #ifdef CONFIG_SOC_OMAP5 553 { "ti,omap5-uevm", omap5_uevm_legacy_init, }, 554 #endif 555 #ifdef CONFIG_SOC_DRA7XX 556 { "ti,dra7-evm", dra7x_evm_mmc_quirk, }, 557 #endif 558 { /* sentinel */ }, 559 }; 560 561 static void pdata_quirks_check(struct pdata_init *quirks) 562 { 563 while (quirks->compatible) { 564 if (of_machine_is_compatible(quirks->compatible)) { 565 if (quirks->fn) 566 quirks->fn(); 567 } 568 quirks++; 569 } 570 } 571 572 void __init pdata_quirks_init(const struct of_device_id *omap_dt_match_table) 573 { 574 struct device_node *np; 575 576 /* 577 * We still need this for omap2420 and omap3 PM to work, others are 578 * using drivers/misc/sram.c already. 579 */ 580 if (of_machine_is_compatible("ti,omap2420") || 581 of_machine_is_compatible("ti,omap3")) 582 omap_sdrc_init(NULL, NULL); 583 584 if (of_machine_is_compatible("ti,omap3")) 585 omap3_mcbsp_init(); 586 pdata_quirks_check(auxdata_quirks); 587 588 /* Populate always-on PRCM in l4_wkup to probe l4_wkup */ 589 np = of_find_node_by_name(NULL, "prcm"); 590 if (!np) 591 np = of_find_node_by_name(NULL, "prm"); 592 if (np) 593 of_platform_populate(np, omap_dt_match_table, 594 omap_auxdata_lookup, NULL); 595 596 of_platform_populate(NULL, omap_dt_match_table, 597 omap_auxdata_lookup, NULL); 598 pdata_quirks_check(pdata_quirks); 599 } 600