xref: /openbmc/linux/arch/arm/mach-omap2/pdata-quirks.c (revision b82049f2c1395d0bf99f0ae291c748c9dcb7d507)
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/gpio/machine.h>
11 #include <linux/init.h>
12 #include <linux/kernel.h>
13 #include <linux/of_platform.h>
14 #include <linux/wl12xx.h>
15 #include <linux/mmc/card.h>
16 #include <linux/mmc/host.h>
17 #include <linux/power/smartreflex.h>
18 #include <linux/regulator/machine.h>
19 #include <linux/regulator/fixed.h>
20 
21 #include <linux/platform_data/pinctrl-single.h>
22 #include <linux/platform_data/hsmmc-omap.h>
23 #include <linux/platform_data/iommu-omap.h>
24 #include <linux/platform_data/ti-sysc.h>
25 #include <linux/platform_data/wkup_m3.h>
26 #include <linux/platform_data/asoc-ti-mcbsp.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 #include "hsmmc.h"
36 
37 static struct omap_hsmmc_platform_data __maybe_unused mmc_pdata[2];
38 
39 struct pdata_init {
40 	const char *compatible;
41 	void (*fn)(void);
42 };
43 
44 static struct of_dev_auxdata omap_auxdata_lookup[];
45 static struct twl4030_gpio_platform_data twl_gpio_auxdata;
46 
47 #ifdef CONFIG_MACH_NOKIA_N8X0
48 static void __init omap2420_n8x0_legacy_init(void)
49 {
50 	omap_auxdata_lookup[0].platform_data = n8x0_legacy_init();
51 }
52 #else
53 #define omap2420_n8x0_legacy_init	NULL
54 #endif
55 
56 #ifdef CONFIG_ARCH_OMAP3
57 /*
58  * Configures GPIOs 126, 127 and 129 to 1.8V mode instead of 3.0V
59  * mode for MMC1 in case bootloader did not configure things.
60  * Note that if the pins are used for MMC1, pbias-regulator
61  * manages the IO voltage.
62  */
63 static void __init omap3_gpio126_127_129(void)
64 {
65 	u32 reg;
66 
67 	reg = omap_ctrl_readl(OMAP343X_CONTROL_PBIAS_LITE);
68 	reg &= ~OMAP343X_PBIASLITEVMODE1;
69 	reg |= OMAP343X_PBIASLITEPWRDNZ1;
70 	omap_ctrl_writel(reg, OMAP343X_CONTROL_PBIAS_LITE);
71 	if (cpu_is_omap3630()) {
72 		reg = omap_ctrl_readl(OMAP34XX_CONTROL_WKUP_CTRL);
73 		reg |= OMAP36XX_GPIO_IO_PWRDNZ;
74 		omap_ctrl_writel(reg, OMAP34XX_CONTROL_WKUP_CTRL);
75 	}
76 }
77 
78 static void __init hsmmc2_internal_input_clk(void)
79 {
80 	u32 reg;
81 
82 	reg = omap_ctrl_readl(OMAP343X_CONTROL_DEVCONF1);
83 	reg |= OMAP2_MMCSDIO2ADPCLKISEL;
84 	omap_ctrl_writel(reg, OMAP343X_CONTROL_DEVCONF1);
85 }
86 
87 static struct iommu_platform_data omap3_iommu_pdata = {
88 	.reset_name = "mmu",
89 	.assert_reset = omap_device_assert_hardreset,
90 	.deassert_reset = omap_device_deassert_hardreset,
91 };
92 
93 static int omap3_sbc_t3730_twl_callback(struct device *dev,
94 					   unsigned gpio,
95 					   unsigned ngpio)
96 {
97 	int res;
98 
99 	res = gpio_request_one(gpio + 2, GPIOF_OUT_INIT_HIGH,
100 			       "wlan pwr");
101 	if (res)
102 		return res;
103 
104 	gpio_export(gpio, 0);
105 
106 	return 0;
107 }
108 
109 static void __init omap3_sbc_t3x_usb_hub_init(int gpio, char *hub_name)
110 {
111 	int err = gpio_request_one(gpio, GPIOF_OUT_INIT_LOW, hub_name);
112 
113 	if (err) {
114 		pr_err("SBC-T3x: %s reset gpio request failed: %d\n",
115 			hub_name, err);
116 		return;
117 	}
118 
119 	gpio_export(gpio, 0);
120 
121 	udelay(10);
122 	gpio_set_value(gpio, 1);
123 	msleep(1);
124 }
125 
126 static void __init omap3_sbc_t3730_twl_init(void)
127 {
128 	twl_gpio_auxdata.setup = omap3_sbc_t3730_twl_callback;
129 }
130 
131 static void __init omap3_sbc_t3730_legacy_init(void)
132 {
133 	omap3_sbc_t3x_usb_hub_init(167, "sb-t35 usb hub");
134 }
135 
136 static void __init omap3_sbc_t3530_legacy_init(void)
137 {
138 	omap3_sbc_t3x_usb_hub_init(167, "sb-t35 usb hub");
139 }
140 
141 static void __init omap3_evm_legacy_init(void)
142 {
143 	hsmmc2_internal_input_clk();
144 }
145 
146 static void am35xx_enable_emac_int(void)
147 {
148 	u32 v;
149 
150 	v = omap_ctrl_readl(AM35XX_CONTROL_LVL_INTR_CLEAR);
151 	v |= (AM35XX_CPGMAC_C0_RX_PULSE_CLR | AM35XX_CPGMAC_C0_TX_PULSE_CLR |
152 	      AM35XX_CPGMAC_C0_MISC_PULSE_CLR | AM35XX_CPGMAC_C0_RX_THRESH_CLR);
153 	omap_ctrl_writel(v, AM35XX_CONTROL_LVL_INTR_CLEAR);
154 	omap_ctrl_readl(AM35XX_CONTROL_LVL_INTR_CLEAR); /* OCP barrier */
155 }
156 
157 static void am35xx_disable_emac_int(void)
158 {
159 	u32 v;
160 
161 	v = omap_ctrl_readl(AM35XX_CONTROL_LVL_INTR_CLEAR);
162 	v |= (AM35XX_CPGMAC_C0_RX_PULSE_CLR | AM35XX_CPGMAC_C0_TX_PULSE_CLR);
163 	omap_ctrl_writel(v, AM35XX_CONTROL_LVL_INTR_CLEAR);
164 	omap_ctrl_readl(AM35XX_CONTROL_LVL_INTR_CLEAR); /* OCP barrier */
165 }
166 
167 static struct emac_platform_data am35xx_emac_pdata = {
168 	.interrupt_enable	= am35xx_enable_emac_int,
169 	.interrupt_disable	= am35xx_disable_emac_int,
170 };
171 
172 static void __init am35xx_emac_reset(void)
173 {
174 	u32 v;
175 
176 	v = omap_ctrl_readl(AM35XX_CONTROL_IP_SW_RESET);
177 	v &= ~AM35XX_CPGMACSS_SW_RST;
178 	omap_ctrl_writel(v, AM35XX_CONTROL_IP_SW_RESET);
179 	omap_ctrl_readl(AM35XX_CONTROL_IP_SW_RESET); /* OCP barrier */
180 }
181 
182 static struct gpio cm_t3517_wlan_gpios[] __initdata = {
183 	{ 56,	GPIOF_OUT_INIT_HIGH,	"wlan pwr" },
184 	{ 4,	GPIOF_OUT_INIT_HIGH,	"xcvr noe" },
185 };
186 
187 static void __init omap3_sbc_t3517_wifi_init(void)
188 {
189 	int err = gpio_request_array(cm_t3517_wlan_gpios,
190 				ARRAY_SIZE(cm_t3517_wlan_gpios));
191 	if (err) {
192 		pr_err("SBC-T3517: wl12xx gpios request failed: %d\n", err);
193 		return;
194 	}
195 
196 	gpio_export(cm_t3517_wlan_gpios[0].gpio, 0);
197 	gpio_export(cm_t3517_wlan_gpios[1].gpio, 0);
198 
199 	msleep(100);
200 	gpio_set_value(cm_t3517_wlan_gpios[1].gpio, 0);
201 }
202 
203 static void __init omap3_sbc_t3517_legacy_init(void)
204 {
205 	omap3_sbc_t3x_usb_hub_init(152, "cm-t3517 usb hub");
206 	omap3_sbc_t3x_usb_hub_init(98, "sb-t35 usb hub");
207 	am35xx_emac_reset();
208 	hsmmc2_internal_input_clk();
209 	omap3_sbc_t3517_wifi_init();
210 }
211 
212 static void __init am3517_evm_legacy_init(void)
213 {
214 	am35xx_emac_reset();
215 }
216 
217 static struct platform_device omap3_rom_rng_device = {
218 	.name		= "omap3-rom-rng",
219 	.id		= -1,
220 	.dev	= {
221 		.platform_data	= rx51_secure_rng_call,
222 	},
223 };
224 
225 static void __init nokia_n900_legacy_init(void)
226 {
227 	hsmmc2_internal_input_clk();
228 	mmc_pdata[0].name = "external";
229 	mmc_pdata[1].name = "internal";
230 
231 	if (omap_type() == OMAP2_DEVICE_TYPE_SEC) {
232 		if (IS_ENABLED(CONFIG_ARM_ERRATA_430973)) {
233 			pr_info("RX-51: Enabling ARM errata 430973 workaround\n");
234 			/* set IBE to 1 */
235 			rx51_secure_update_aux_cr(BIT(6), 0);
236 		} else {
237 			pr_warn("RX-51: Not enabling ARM errata 430973 workaround\n");
238 			pr_warn("Thumb binaries may crash randomly without this workaround\n");
239 		}
240 
241 		pr_info("RX-51: Registering OMAP3 HWRNG device\n");
242 		platform_device_register(&omap3_rom_rng_device);
243 	}
244 }
245 
246 static void __init omap3_tao3530_legacy_init(void)
247 {
248 	hsmmc2_internal_input_clk();
249 }
250 
251 static void __init omap3_logicpd_torpedo_init(void)
252 {
253 	omap3_gpio126_127_129();
254 }
255 
256 /* omap3pandora legacy devices */
257 #define PANDORA_WIFI_IRQ_GPIO		21
258 #define PANDORA_WIFI_NRESET_GPIO	23
259 
260 static struct platform_device pandora_backlight = {
261 	.name	= "pandora-backlight",
262 	.id	= -1,
263 };
264 
265 static struct regulator_consumer_supply pandora_vmmc3_supply[] = {
266 	REGULATOR_SUPPLY("vmmc", "omap_hsmmc.2"),
267 };
268 
269 static struct regulator_init_data pandora_vmmc3 = {
270 	.constraints = {
271 		.valid_ops_mask		= REGULATOR_CHANGE_STATUS,
272 	},
273 	.num_consumer_supplies	= ARRAY_SIZE(pandora_vmmc3_supply),
274 	.consumer_supplies	= pandora_vmmc3_supply,
275 };
276 
277 static struct fixed_voltage_config pandora_vwlan = {
278 	.supply_name		= "vwlan",
279 	.microvolts		= 1800000, /* 1.8V */
280 	.startup_delay		= 50000, /* 50ms */
281 	.init_data		= &pandora_vmmc3,
282 };
283 
284 static struct platform_device pandora_vwlan_device = {
285 	.name		= "reg-fixed-voltage",
286 	.id		= 1,
287 	.dev = {
288 		.platform_data = &pandora_vwlan,
289 	},
290 };
291 
292 static struct gpiod_lookup_table pandora_vwlan_gpiod_table = {
293 	.dev_id = "reg-fixed-voltage.1",
294 	.table = {
295 		/*
296 		 * As this is a low GPIO number it should be at the first
297 		 * GPIO bank.
298 		 */
299 		GPIO_LOOKUP("gpio-0-31", PANDORA_WIFI_NRESET_GPIO,
300 			    NULL, GPIO_ACTIVE_HIGH),
301 		{ },
302 	},
303 };
304 
305 static void pandora_wl1251_init_card(struct mmc_card *card)
306 {
307 	/*
308 	 * We have TI wl1251 attached to MMC3. Pass this information to
309 	 * SDIO core because it can't be probed by normal methods.
310 	 */
311 	if (card->type == MMC_TYPE_SDIO || card->type == MMC_TYPE_SD_COMBO) {
312 		card->quirks |= MMC_QUIRK_NONSTD_SDIO;
313 		card->cccr.wide_bus = 1;
314 		card->cis.vendor = 0x104c;
315 		card->cis.device = 0x9066;
316 		card->cis.blksize = 512;
317 		card->cis.max_dtr = 24000000;
318 		card->ocr = 0x80;
319 	}
320 }
321 
322 static struct omap2_hsmmc_info pandora_mmc3[] = {
323 	{
324 		.mmc		= 3,
325 		.caps		= MMC_CAP_4_BIT_DATA | MMC_CAP_POWER_OFF_CARD,
326 		.init_card	= pandora_wl1251_init_card,
327 	},
328 	{}	/* Terminator */
329 };
330 
331 static void __init pandora_wl1251_init(void)
332 {
333 	struct wl1251_platform_data pandora_wl1251_pdata;
334 	int ret;
335 
336 	memset(&pandora_wl1251_pdata, 0, sizeof(pandora_wl1251_pdata));
337 
338 	pandora_wl1251_pdata.power_gpio = -1;
339 
340 	ret = gpio_request_one(PANDORA_WIFI_IRQ_GPIO, GPIOF_IN, "wl1251 irq");
341 	if (ret < 0)
342 		goto fail;
343 
344 	pandora_wl1251_pdata.irq = gpio_to_irq(PANDORA_WIFI_IRQ_GPIO);
345 	if (pandora_wl1251_pdata.irq < 0)
346 		goto fail_irq;
347 
348 	pandora_wl1251_pdata.use_eeprom = true;
349 	ret = wl1251_set_platform_data(&pandora_wl1251_pdata);
350 	if (ret < 0)
351 		goto fail_irq;
352 
353 	return;
354 
355 fail_irq:
356 	gpio_free(PANDORA_WIFI_IRQ_GPIO);
357 fail:
358 	pr_err("wl1251 board initialisation failed\n");
359 }
360 
361 static void __init omap3_pandora_legacy_init(void)
362 {
363 	platform_device_register(&pandora_backlight);
364 	gpiod_add_lookup_table(&pandora_vwlan_gpiod_table);
365 	platform_device_register(&pandora_vwlan_device);
366 	omap_hsmmc_init(pandora_mmc3);
367 	omap_hsmmc_late_init(pandora_mmc3);
368 	pandora_wl1251_init();
369 }
370 #endif /* CONFIG_ARCH_OMAP3 */
371 
372 #if defined(CONFIG_ARCH_OMAP4) || defined(CONFIG_SOC_OMAP5)
373 static struct iommu_platform_data omap4_iommu_pdata = {
374 	.reset_name = "mmu_cache",
375 	.assert_reset = omap_device_assert_hardreset,
376 	.deassert_reset = omap_device_deassert_hardreset,
377 };
378 #endif
379 
380 #if defined(CONFIG_SOC_AM33XX) || defined(CONFIG_SOC_AM43XX)
381 static struct wkup_m3_platform_data wkup_m3_data = {
382 	.reset_name = "wkup_m3",
383 	.assert_reset = omap_device_assert_hardreset,
384 	.deassert_reset = omap_device_deassert_hardreset,
385 };
386 #endif
387 
388 #ifdef CONFIG_SOC_OMAP5
389 static void __init omap5_uevm_legacy_init(void)
390 {
391 }
392 #endif
393 
394 #ifdef CONFIG_SOC_DRA7XX
395 static struct omap_hsmmc_platform_data dra7_hsmmc_data_mmc1;
396 static struct omap_hsmmc_platform_data dra7_hsmmc_data_mmc2;
397 static struct omap_hsmmc_platform_data dra7_hsmmc_data_mmc3;
398 
399 static void __init dra7x_evm_mmc_quirk(void)
400 {
401 	if (omap_rev() == DRA752_REV_ES1_1 || omap_rev() == DRA752_REV_ES1_0) {
402 		dra7_hsmmc_data_mmc1.version = "rev11";
403 		dra7_hsmmc_data_mmc1.max_freq = 96000000;
404 
405 		dra7_hsmmc_data_mmc2.version = "rev11";
406 		dra7_hsmmc_data_mmc2.max_freq = 48000000;
407 
408 		dra7_hsmmc_data_mmc3.version = "rev11";
409 		dra7_hsmmc_data_mmc3.max_freq = 48000000;
410 	}
411 }
412 #endif
413 
414 static struct clockdomain *ti_sysc_find_one_clockdomain(struct clk *clk)
415 {
416 	struct clockdomain *clkdm = NULL;
417 	struct clk_hw_omap *hwclk;
418 
419 	hwclk = to_clk_hw_omap(__clk_get_hw(clk));
420 	if (hwclk && hwclk->clkdm_name)
421 		clkdm = clkdm_lookup(hwclk->clkdm_name);
422 
423 	return clkdm;
424 }
425 
426 /**
427  * ti_sysc_clkdm_init - find clockdomain based on clock
428  * @fck: device functional clock
429  * @ick: device interface clock
430  * @dev: struct device
431  *
432  * Populate clockdomain based on clock. It is needed for
433  * clkdm_deny_idle() and clkdm_allow_idle() for blocking clockdomain
434  * clockdomain idle during reset, enable and idle.
435  *
436  * Note that we assume interconnect driver manages the clocks
437  * and do not need to populate oh->_clk for dynamically
438  * allocated modules.
439  */
440 static int ti_sysc_clkdm_init(struct device *dev,
441 			      struct clk *fck, struct clk *ick,
442 			      struct ti_sysc_cookie *cookie)
443 {
444 	if (!IS_ERR(fck))
445 		cookie->clkdm = ti_sysc_find_one_clockdomain(fck);
446 	if (cookie->clkdm)
447 		return 0;
448 	if (!IS_ERR(ick))
449 		cookie->clkdm = ti_sysc_find_one_clockdomain(ick);
450 	if (cookie->clkdm)
451 		return 0;
452 
453 	return -ENODEV;
454 }
455 
456 static void ti_sysc_clkdm_deny_idle(struct device *dev,
457 				    const struct ti_sysc_cookie *cookie)
458 {
459 	if (cookie->clkdm)
460 		clkdm_deny_idle(cookie->clkdm);
461 }
462 
463 static void ti_sysc_clkdm_allow_idle(struct device *dev,
464 				     const struct ti_sysc_cookie *cookie)
465 {
466 	if (cookie->clkdm)
467 		clkdm_allow_idle(cookie->clkdm);
468 }
469 
470 static int ti_sysc_enable_module(struct device *dev,
471 				 const struct ti_sysc_cookie *cookie)
472 {
473 	if (!cookie->data)
474 		return -EINVAL;
475 
476 	return omap_hwmod_enable(cookie->data);
477 }
478 
479 static int ti_sysc_idle_module(struct device *dev,
480 			       const struct ti_sysc_cookie *cookie)
481 {
482 	if (!cookie->data)
483 		return -EINVAL;
484 
485 	return omap_hwmod_idle(cookie->data);
486 }
487 
488 static int ti_sysc_shutdown_module(struct device *dev,
489 				   const struct ti_sysc_cookie *cookie)
490 {
491 	if (!cookie->data)
492 		return -EINVAL;
493 
494 	return omap_hwmod_shutdown(cookie->data);
495 }
496 
497 static struct of_dev_auxdata omap_auxdata_lookup[];
498 
499 static struct ti_sysc_platform_data ti_sysc_pdata = {
500 	.auxdata = omap_auxdata_lookup,
501 	.init_clockdomain = ti_sysc_clkdm_init,
502 	.clkdm_deny_idle = ti_sysc_clkdm_deny_idle,
503 	.clkdm_allow_idle = ti_sysc_clkdm_allow_idle,
504 	.init_module = omap_hwmod_init_module,
505 	.enable_module = ti_sysc_enable_module,
506 	.idle_module = ti_sysc_idle_module,
507 	.shutdown_module = ti_sysc_shutdown_module,
508 };
509 
510 static struct pcs_pdata pcs_pdata;
511 
512 void omap_pcs_legacy_init(int irq, void (*rearm)(void))
513 {
514 	pcs_pdata.irq = irq;
515 	pcs_pdata.rearm = rearm;
516 }
517 
518 /*
519  * GPIOs for TWL are initialized by the I2C bus and need custom
520  * handing until DSS has device tree bindings.
521  */
522 void omap_auxdata_legacy_init(struct device *dev)
523 {
524 	if (dev->platform_data)
525 		return;
526 
527 	if (strcmp("twl4030-gpio", dev_name(dev)))
528 		return;
529 
530 	dev->platform_data = &twl_gpio_auxdata;
531 }
532 
533 #if IS_ENABLED(CONFIG_SND_SOC_OMAP_MCBSP)
534 static struct omap_mcbsp_platform_data mcbsp_pdata;
535 static void __init omap3_mcbsp_init(void)
536 {
537 	omap3_mcbsp_init_pdata_callback(&mcbsp_pdata);
538 }
539 #else
540 static void __init omap3_mcbsp_init(void) {}
541 #endif
542 
543 /*
544  * Few boards still need auxdata populated before we populate
545  * the dev entries in of_platform_populate().
546  */
547 static struct pdata_init auxdata_quirks[] __initdata = {
548 #ifdef CONFIG_SOC_OMAP2420
549 	{ "nokia,n800", omap2420_n8x0_legacy_init, },
550 	{ "nokia,n810", omap2420_n8x0_legacy_init, },
551 	{ "nokia,n810-wimax", omap2420_n8x0_legacy_init, },
552 #endif
553 #ifdef CONFIG_ARCH_OMAP3
554 	{ "compulab,omap3-sbc-t3730", omap3_sbc_t3730_twl_init, },
555 #endif
556 	{ /* sentinel */ },
557 };
558 
559 struct omap_sr_data __maybe_unused omap_sr_pdata[OMAP_SR_NR];
560 
561 static struct of_dev_auxdata omap_auxdata_lookup[] = {
562 #ifdef CONFIG_MACH_NOKIA_N8X0
563 	OF_DEV_AUXDATA("ti,omap2420-mmc", 0x4809c000, "mmci-omap.0", NULL),
564 	OF_DEV_AUXDATA("menelaus", 0x72, "1-0072", &n8x0_menelaus_platform_data),
565 	OF_DEV_AUXDATA("tlv320aic3x", 0x18, "2-0018", &n810_aic33_data),
566 #endif
567 #ifdef CONFIG_ARCH_OMAP3
568 	OF_DEV_AUXDATA("ti,omap2-iommu", 0x5d000000, "5d000000.mmu",
569 		       &omap3_iommu_pdata),
570 	OF_DEV_AUXDATA("ti,omap3-smartreflex-core", 0x480cb000,
571 		       "480cb000.smartreflex", &omap_sr_pdata[OMAP_SR_CORE]),
572 	OF_DEV_AUXDATA("ti,omap3-smartreflex-mpu-iva", 0x480c9000,
573 		       "480c9000.smartreflex", &omap_sr_pdata[OMAP_SR_MPU]),
574 	OF_DEV_AUXDATA("ti,omap3-hsmmc", 0x4809c000, "4809c000.mmc", &mmc_pdata[0]),
575 	OF_DEV_AUXDATA("ti,omap3-hsmmc", 0x480b4000, "480b4000.mmc", &mmc_pdata[1]),
576 	/* Only on am3517 */
577 	OF_DEV_AUXDATA("ti,davinci_mdio", 0x5c030000, "davinci_mdio.0", NULL),
578 	OF_DEV_AUXDATA("ti,am3517-emac", 0x5c000000, "davinci_emac.0",
579 		       &am35xx_emac_pdata),
580 	/* McBSP modules with sidetone core */
581 #if IS_ENABLED(CONFIG_SND_SOC_OMAP_MCBSP)
582 	OF_DEV_AUXDATA("ti,omap3-mcbsp", 0x49022000, "49022000.mcbsp", &mcbsp_pdata),
583 	OF_DEV_AUXDATA("ti,omap3-mcbsp", 0x49024000, "49024000.mcbsp", &mcbsp_pdata),
584 #endif
585 #endif
586 #ifdef CONFIG_SOC_AM33XX
587 	OF_DEV_AUXDATA("ti,am3352-wkup-m3", 0x44d00000, "44d00000.wkup_m3",
588 		       &wkup_m3_data),
589 #endif
590 #ifdef CONFIG_SOC_AM43XX
591 	OF_DEV_AUXDATA("ti,am4372-wkup-m3", 0x44d00000, "44d00000.wkup_m3",
592 		       &wkup_m3_data),
593 #endif
594 #if defined(CONFIG_ARCH_OMAP4) || defined(CONFIG_SOC_OMAP5)
595 	OF_DEV_AUXDATA("ti,omap4-iommu", 0x4a066000, "4a066000.mmu",
596 		       &omap4_iommu_pdata),
597 	OF_DEV_AUXDATA("ti,omap4-iommu", 0x55082000, "55082000.mmu",
598 		       &omap4_iommu_pdata),
599 	OF_DEV_AUXDATA("ti,omap4-smartreflex-iva", 0x4a0db000,
600 		       "4a0db000.smartreflex", &omap_sr_pdata[OMAP_SR_IVA]),
601 	OF_DEV_AUXDATA("ti,omap4-smartreflex-core", 0x4a0dd000,
602 		       "4a0dd000.smartreflex", &omap_sr_pdata[OMAP_SR_CORE]),
603 	OF_DEV_AUXDATA("ti,omap4-smartreflex-mpu", 0x4a0d9000,
604 		       "4a0d9000.smartreflex", &omap_sr_pdata[OMAP_SR_MPU]),
605 #endif
606 #ifdef CONFIG_SOC_DRA7XX
607 	OF_DEV_AUXDATA("ti,dra7-hsmmc", 0x4809c000, "4809c000.mmc",
608 		       &dra7_hsmmc_data_mmc1),
609 	OF_DEV_AUXDATA("ti,dra7-hsmmc", 0x480b4000, "480b4000.mmc",
610 		       &dra7_hsmmc_data_mmc2),
611 	OF_DEV_AUXDATA("ti,dra7-hsmmc", 0x480ad000, "480ad000.mmc",
612 		       &dra7_hsmmc_data_mmc3),
613 #endif
614 	/* Common auxdata */
615 	OF_DEV_AUXDATA("ti,sysc", 0, NULL, &ti_sysc_pdata),
616 	OF_DEV_AUXDATA("pinctrl-single", 0, NULL, &pcs_pdata),
617 	{ /* sentinel */ },
618 };
619 
620 /*
621  * Few boards still need to initialize some legacy devices with
622  * platform data until the drivers support device tree.
623  */
624 static struct pdata_init pdata_quirks[] __initdata = {
625 #ifdef CONFIG_ARCH_OMAP3
626 	{ "compulab,omap3-sbc-t3517", omap3_sbc_t3517_legacy_init, },
627 	{ "compulab,omap3-sbc-t3530", omap3_sbc_t3530_legacy_init, },
628 	{ "compulab,omap3-sbc-t3730", omap3_sbc_t3730_legacy_init, },
629 	{ "nokia,omap3-n900", nokia_n900_legacy_init, },
630 	{ "nokia,omap3-n9", hsmmc2_internal_input_clk, },
631 	{ "nokia,omap3-n950", hsmmc2_internal_input_clk, },
632 	{ "logicpd,dm3730-torpedo-devkit", omap3_logicpd_torpedo_init, },
633 	{ "ti,omap3-evm-37xx", omap3_evm_legacy_init, },
634 	{ "ti,am3517-evm", am3517_evm_legacy_init, },
635 	{ "technexion,omap3-tao3530", omap3_tao3530_legacy_init, },
636 	{ "openpandora,omap3-pandora-600mhz", omap3_pandora_legacy_init, },
637 	{ "openpandora,omap3-pandora-1ghz", omap3_pandora_legacy_init, },
638 #endif
639 #ifdef CONFIG_SOC_OMAP5
640 	{ "ti,omap5-uevm", omap5_uevm_legacy_init, },
641 #endif
642 #ifdef CONFIG_SOC_DRA7XX
643 	{ "ti,dra7-evm", dra7x_evm_mmc_quirk, },
644 #endif
645 	{ /* sentinel */ },
646 };
647 
648 static void pdata_quirks_check(struct pdata_init *quirks)
649 {
650 	while (quirks->compatible) {
651 		if (of_machine_is_compatible(quirks->compatible)) {
652 			if (quirks->fn)
653 				quirks->fn();
654 		}
655 		quirks++;
656 	}
657 }
658 
659 void __init pdata_quirks_init(const struct of_device_id *omap_dt_match_table)
660 {
661 	/*
662 	 * We still need this for omap2420 and omap3 PM to work, others are
663 	 * using drivers/misc/sram.c already.
664 	 */
665 	if (of_machine_is_compatible("ti,omap2420") ||
666 	    of_machine_is_compatible("ti,omap3"))
667 		omap_sdrc_init(NULL, NULL);
668 
669 	if (of_machine_is_compatible("ti,omap3"))
670 		omap3_mcbsp_init();
671 	pdata_quirks_check(auxdata_quirks);
672 	of_platform_populate(NULL, omap_dt_match_table,
673 			     omap_auxdata_lookup, NULL);
674 	pdata_quirks_check(pdata_quirks);
675 }
676