xref: /rk3399_rockchip-uboot/drivers/phy/phy-rockchip-inno-usb2.c (revision 5a94b26492fd3ad20c580976e18e101b67d14e6e)
1 /*
2  * Copyright 2017 Rockchip Electronics Co., Ltd
3  *
4  * SPDX-License-Identifier:    GPL-2.0+
5  */
6 
7 #include <common.h>
8 #include <dm.h>
9 #include <dm/lists.h>
10 #include <generic-phy.h>
11 #include <linux/ioport.h>
12 #include <power/regulator.h>
13 #include <regmap.h>
14 #include <syscon.h>
15 #include <asm/io.h>
16 #include <asm/arch/clock.h>
17 #include <asm/arch/cpu.h>
18 
19 #include "../usb/gadget/dwc2_udc_otg_priv.h"
20 
21 #define U2PHY_BIT_WRITEABLE_SHIFT	16
22 #define CHG_DCD_MAX_RETRIES		6
23 #define CHG_PRI_MAX_RETRIES		2
24 #define CHG_DCD_POLL_TIME		100	/* millisecond */
25 #define CHG_PRIMARY_DET_TIME		40	/* millisecond */
26 #define CHG_SECONDARY_DET_TIME		40	/* millisecond */
27 
28 struct rockchip_usb2phy;
29 
30 enum power_supply_type {
31 	POWER_SUPPLY_TYPE_UNKNOWN = 0,
32 	POWER_SUPPLY_TYPE_USB,		/* Standard Downstream Port */
33 	POWER_SUPPLY_TYPE_USB_DCP,	/* Dedicated Charging Port */
34 	POWER_SUPPLY_TYPE_USB_CDP,	/* Charging Downstream Port */
35 	POWER_SUPPLY_TYPE_USB_FLOATING,	/* DCP without shorting D+/D- */
36 };
37 
38 enum rockchip_usb2phy_port_id {
39 	USB2PHY_PORT_OTG,
40 	USB2PHY_PORT_HOST,
41 	USB2PHY_NUM_PORTS,
42 };
43 
44 struct usb2phy_reg {
45 	u32	offset;
46 	u32	bitend;
47 	u32	bitstart;
48 	u32	disable;
49 	u32	enable;
50 };
51 
52 /**
53  * struct rockchip_chg_det_reg: usb charger detect registers
54  * @cp_det: charging port detected successfully.
55  * @dcp_det: dedicated charging port detected successfully.
56  * @dp_det: assert data pin connect successfully.
57  * @idm_sink_en: open dm sink curren.
58  * @idp_sink_en: open dp sink current.
59  * @idp_src_en: open dm source current.
60  * @rdm_pdwn_en: open dm pull down resistor.
61  * @vdm_src_en: open dm voltage source.
62  * @vdp_src_en: open dp voltage source.
63  * @opmode: utmi operational mode.
64  */
65 struct rockchip_chg_det_reg {
66 	struct usb2phy_reg	cp_det;
67 	struct usb2phy_reg	dcp_det;
68 	struct usb2phy_reg	dp_det;
69 	struct usb2phy_reg	idm_sink_en;
70 	struct usb2phy_reg	idp_sink_en;
71 	struct usb2phy_reg	idp_src_en;
72 	struct usb2phy_reg	rdm_pdwn_en;
73 	struct usb2phy_reg	vdm_src_en;
74 	struct usb2phy_reg	vdp_src_en;
75 	struct usb2phy_reg	opmode;
76 };
77 
78 /**
79  * struct rockchip_usb2phy_port_cfg: usb-phy port configuration.
80  * @phy_sus: phy suspend register.
81  * @bvalid_det_en: vbus valid rise detection enable register.
82  * @bvalid_det_st: vbus valid rise detection status register.
83  * @bvalid_det_clr: vbus valid rise detection clear register.
84  * @ls_det_en: linestate detection enable register.
85  * @ls_det_st: linestate detection state register.
86  * @ls_det_clr: linestate detection clear register.
87  * @iddig_output: iddig output from grf.
88  * @iddig_en: utmi iddig select between grf and phy,
89  *	      0: from phy; 1: from grf
90  * @idfall_det_en: id fall detection enable register.
91  * @idfall_det_st: id fall detection state register.
92  * @idfall_det_clr: id fall detection clear register.
93  * @idrise_det_en: id rise detection enable register.
94  * @idrise_det_st: id rise detection state register.
95  * @idrise_det_clr: id rise detection clear register.
96  * @utmi_avalid: utmi vbus avalid status register.
97  * @utmi_bvalid: utmi vbus bvalid status register.
98  * @utmi_iddig: otg port id pin status register.
99  * @utmi_ls: utmi linestate state register.
100  * @utmi_hstdet: utmi host disconnect register.
101  * @vbus_det_en: vbus detect function power down register.
102  */
103 struct rockchip_usb2phy_port_cfg {
104 	struct usb2phy_reg	phy_sus;
105 	struct usb2phy_reg	bvalid_det_en;
106 	struct usb2phy_reg	bvalid_det_st;
107 	struct usb2phy_reg	bvalid_det_clr;
108 	struct usb2phy_reg	ls_det_en;
109 	struct usb2phy_reg	ls_det_st;
110 	struct usb2phy_reg	ls_det_clr;
111 	struct usb2phy_reg	iddig_output;
112 	struct usb2phy_reg	iddig_en;
113 	struct usb2phy_reg	idfall_det_en;
114 	struct usb2phy_reg	idfall_det_st;
115 	struct usb2phy_reg	idfall_det_clr;
116 	struct usb2phy_reg	idrise_det_en;
117 	struct usb2phy_reg	idrise_det_st;
118 	struct usb2phy_reg	idrise_det_clr;
119 	struct usb2phy_reg	utmi_avalid;
120 	struct usb2phy_reg	utmi_bvalid;
121 	struct usb2phy_reg	utmi_iddig;
122 	struct usb2phy_reg	utmi_ls;
123 	struct usb2phy_reg	utmi_hstdet;
124 	struct usb2phy_reg	vbus_det_en;
125 };
126 
127 /**
128  * struct rockchip_usb2phy_cfg: usb-phy configuration.
129  * @reg: the address offset of grf for usb-phy config.
130  * @num_ports: specify how many ports that the phy has.
131  * @phy_tuning: phy default parameters tunning.
132  * @clkout_ctl: keep on/turn off output clk of phy.
133  * @chg_det: charger detection registers.
134  */
135 struct rockchip_usb2phy_cfg {
136 	u32	reg;
137 	u32	num_ports;
138 	int (*phy_tuning)(struct rockchip_usb2phy *);
139 	struct usb2phy_reg	clkout_ctl;
140 	const struct rockchip_usb2phy_port_cfg	port_cfgs[USB2PHY_NUM_PORTS];
141 	const struct rockchip_chg_det_reg	chg_det;
142 };
143 
144 /**
145  * @dcd_retries: The retry count used to track Data contact
146  *		 detection process.
147  * @primary_retries: The retry count used to do usb bc detection
148  *		     primary stage.
149  * @grf: General Register Files register base.
150  * @usbgrf_base : USB General Register Files register base.
151  * @phy_cfg: phy register configuration, assigned by driver data.
152  */
153 struct rockchip_usb2phy {
154 	u8		dcd_retries;
155 	u8		primary_retries;
156 	struct regmap	*grf_base;
157 	struct regmap	*usbgrf_base;
158 	struct udevice	*vbus_supply[USB2PHY_NUM_PORTS];
159 	const struct rockchip_usb2phy_cfg	*phy_cfg;
160 };
161 
162 static inline struct regmap *get_reg_base(struct rockchip_usb2phy *rphy)
163 {
164 	return !rphy->usbgrf_base ? rphy->grf_base : rphy->usbgrf_base;
165 }
166 
167 static inline int property_enable(struct regmap *base,
168 				  const struct usb2phy_reg *reg, bool en)
169 {
170 	u32 val, mask, tmp;
171 
172 	tmp = en ? reg->enable : reg->disable;
173 	mask = GENMASK(reg->bitend, reg->bitstart);
174 	val = (tmp << reg->bitstart) | (mask << U2PHY_BIT_WRITEABLE_SHIFT);
175 
176 	return regmap_write(base, reg->offset, val);
177 }
178 
179 static inline bool property_enabled(struct regmap *base,
180 				    const struct usb2phy_reg *reg)
181 {
182 	u32 tmp, orig;
183 	u32 mask = GENMASK(reg->bitend, reg->bitstart);
184 
185 	regmap_read(base, reg->offset, &orig);
186 
187 	tmp = (orig & mask) >> reg->bitstart;
188 
189 	return tmp == reg->enable;
190 }
191 
192 static const char *chg_to_string(enum power_supply_type chg_type)
193 {
194 	switch (chg_type) {
195 	case POWER_SUPPLY_TYPE_USB:
196 		return "USB_SDP_CHARGER";
197 	case POWER_SUPPLY_TYPE_USB_DCP:
198 		return "USB_DCP_CHARGER";
199 	case POWER_SUPPLY_TYPE_USB_CDP:
200 		return "USB_CDP_CHARGER";
201 	case POWER_SUPPLY_TYPE_USB_FLOATING:
202 		return "USB_FLOATING_CHARGER";
203 	default:
204 		return "INVALID_CHARGER";
205 	}
206 }
207 
208 static void rockchip_chg_enable_dcd(struct rockchip_usb2phy *rphy,
209 				    bool en)
210 {
211 	struct regmap *base = get_reg_base(rphy);
212 
213 	property_enable(base, &rphy->phy_cfg->chg_det.rdm_pdwn_en, en);
214 	property_enable(base, &rphy->phy_cfg->chg_det.idp_src_en, en);
215 }
216 
217 static void rockchip_chg_enable_primary_det(struct rockchip_usb2phy *rphy,
218 					    bool en)
219 {
220 	struct regmap *base = get_reg_base(rphy);
221 
222 	property_enable(base, &rphy->phy_cfg->chg_det.vdp_src_en, en);
223 	property_enable(base, &rphy->phy_cfg->chg_det.idm_sink_en, en);
224 }
225 
226 static void rockchip_chg_enable_secondary_det(struct rockchip_usb2phy *rphy,
227 					      bool en)
228 {
229 	struct regmap *base = get_reg_base(rphy);
230 
231 	property_enable(base, &rphy->phy_cfg->chg_det.vdm_src_en, en);
232 	property_enable(base, &rphy->phy_cfg->chg_det.idp_sink_en, en);
233 }
234 
235 static bool rockchip_chg_primary_det_retry(struct rockchip_usb2phy *rphy)
236 {
237 	bool vout = false;
238 	struct regmap *base = get_reg_base(rphy);
239 
240 	while (rphy->primary_retries--) {
241 		/* voltage source on DP, probe on DM */
242 		rockchip_chg_enable_primary_det(rphy, true);
243 		mdelay(CHG_PRIMARY_DET_TIME);
244 		vout = property_enabled(base, &rphy->phy_cfg->chg_det.cp_det);
245 		if (vout)
246 			break;
247 	}
248 
249 	rockchip_chg_enable_primary_det(rphy, false);
250 	return vout;
251 }
252 
253 int rockchip_chg_get_type(void)
254 {
255 	const struct rockchip_usb2phy_port_cfg *port_cfg;
256 	enum power_supply_type chg_type;
257 	struct rockchip_usb2phy *rphy;
258 	struct udevice *udev;
259 	struct regmap *base;
260 	bool is_dcd, vout;
261 	int ret;
262 
263 	ret = uclass_get_device_by_name(UCLASS_PHY, "usb2-phy", &udev);
264 	if (ret == -ENODEV) {
265 		pr_err("%s: get u2phy node failed: %d\n", __func__, ret);
266 		return ret;
267 	}
268 
269 	rphy = dev_get_priv(udev);
270 	base = get_reg_base(rphy);
271 	port_cfg = &rphy->phy_cfg->port_cfgs[USB2PHY_PORT_OTG];
272 
273 	/* Check USB-Vbus status first */
274 	if (!property_enabled(base, &port_cfg->utmi_bvalid)) {
275 		pr_info("%s: no charger found\n", __func__);
276 		return POWER_SUPPLY_TYPE_UNKNOWN;
277 	}
278 
279 	/* Suspend USB-PHY and put the controller in non-driving mode */
280 	property_enable(base, &port_cfg->phy_sus, true);
281 	property_enable(base, &rphy->phy_cfg->chg_det.opmode, false);
282 
283 	rphy->dcd_retries = CHG_DCD_MAX_RETRIES;
284 	rphy->primary_retries = CHG_PRI_MAX_RETRIES;
285 
286 	/* stage 1, start DCD processing stage */
287 	rockchip_chg_enable_dcd(rphy, true);
288 
289 	while (rphy->dcd_retries--) {
290 		mdelay(CHG_DCD_POLL_TIME);
291 
292 		/* get data contact detection status */
293 		is_dcd = property_enabled(base, &rphy->phy_cfg->chg_det.dp_det);
294 
295 		if (is_dcd || !rphy->dcd_retries) {
296 			/*
297 			 * stage 2, turn off DCD circuitry, then
298 			 * voltage source on DP, probe on DM.
299 			 */
300 			rockchip_chg_enable_dcd(rphy, false);
301 			rockchip_chg_enable_primary_det(rphy, true);
302 			break;
303 		}
304 	}
305 
306 	mdelay(CHG_PRIMARY_DET_TIME);
307 	vout = property_enabled(base, &rphy->phy_cfg->chg_det.cp_det);
308 	rockchip_chg_enable_primary_det(rphy, false);
309 	if (vout) {
310 		/* stage 3, voltage source on DM, probe on DP */
311 		rockchip_chg_enable_secondary_det(rphy, true);
312 	} else {
313 		if (!rphy->dcd_retries) {
314 			/* floating charger found */
315 			chg_type = POWER_SUPPLY_TYPE_USB_FLOATING;
316 			goto out;
317 		} else {
318 			/*
319 			 * Retry some times to make sure that it's
320 			 * really a USB SDP charger.
321 			 */
322 			vout = rockchip_chg_primary_det_retry(rphy);
323 			if (vout) {
324 				/* stage 3, voltage source on DM, probe on DP */
325 				rockchip_chg_enable_secondary_det(rphy, true);
326 			} else {
327 				/* USB SDP charger found */
328 				chg_type = POWER_SUPPLY_TYPE_USB;
329 				goto out;
330 			}
331 		}
332 	}
333 
334 	mdelay(CHG_SECONDARY_DET_TIME);
335 	vout = property_enabled(base, &rphy->phy_cfg->chg_det.dcp_det);
336 	/* stage 4, turn off voltage source */
337 	rockchip_chg_enable_secondary_det(rphy, false);
338 	if (vout)
339 		chg_type = POWER_SUPPLY_TYPE_USB_DCP;
340 	else
341 		chg_type = POWER_SUPPLY_TYPE_USB_CDP;
342 
343 out:
344 	/* Resume USB-PHY and put the controller in normal mode */
345 	property_enable(base, &rphy->phy_cfg->chg_det.opmode, true);
346 	property_enable(base, &port_cfg->phy_sus, false);
347 
348 	debug("charger is %s\n", chg_to_string(chg_type));
349 
350 	return chg_type;
351 }
352 
353 int rockchip_u2phy_vbus_detect(void)
354 {
355 	int chg_type;
356 
357 	chg_type = rockchip_chg_get_type();
358 
359 	return (chg_type == POWER_SUPPLY_TYPE_USB ||
360 		chg_type == POWER_SUPPLY_TYPE_USB_CDP) ? 1 : 0;
361 }
362 
363 void otg_phy_init(struct dwc2_udc *dev)
364 {
365 	const struct rockchip_usb2phy_port_cfg *port_cfg;
366 	struct rockchip_usb2phy *rphy;
367 	struct udevice *udev;
368 	struct regmap *base;
369 	int ret;
370 
371 	ret = uclass_get_device_by_name(UCLASS_PHY, "usb2-phy", &udev);
372 	if (ret == -ENODEV) {
373 		pr_err("%s: get u2phy node failed: %d\n", __func__, ret);
374 		return;
375 	}
376 
377 	rphy = dev_get_priv(udev);
378 	base = get_reg_base(rphy);
379 	port_cfg = &rphy->phy_cfg->port_cfgs[USB2PHY_PORT_OTG];
380 
381 	/* Set the USB-PHY COMMONONN to 1'b0 to ensure USB's clocks */
382 	property_enable(base, &rphy->phy_cfg->clkout_ctl, false);
383 
384 	/* Reset USB-PHY */
385 	property_enable(base, &port_cfg->phy_sus, true);
386 	udelay(20);
387 	property_enable(base, &port_cfg->phy_sus, false);
388 	mdelay(2);
389 }
390 
391 static struct udevice *rockchip_usb2phy_check_vbus(struct phy *phy)
392 {
393 	struct udevice *parent = phy->dev->parent;
394 	struct rockchip_usb2phy *rphy = dev_get_priv(parent);
395 	const struct rockchip_usb2phy_port_cfg *port_cfg;
396 	struct regmap *base = get_reg_base(rphy);
397 	struct udevice *vbus = NULL;
398 	bool iddig = true;
399 
400 	if (phy->id == USB2PHY_PORT_HOST) {
401 		vbus = rphy->vbus_supply[USB2PHY_PORT_HOST];
402 	} else if (phy->id == USB2PHY_PORT_OTG) {
403 		port_cfg = &rphy->phy_cfg->port_cfgs[USB2PHY_PORT_OTG];
404 		if (port_cfg->utmi_iddig.offset) {
405 			iddig = property_enabled(base, &port_cfg->utmi_iddig);
406 			if (!iddig)
407 				vbus = rphy->vbus_supply[USB2PHY_PORT_OTG];
408 		}
409 	}
410 
411 	return vbus;
412 }
413 
414 static int rockchip_usb2phy_init(struct phy *phy)
415 {
416 	struct udevice *parent = phy->dev->parent;
417 	struct rockchip_usb2phy *rphy = dev_get_priv(parent);
418 	const struct rockchip_usb2phy_port_cfg *port_cfg;
419 	struct regmap *base = get_reg_base(rphy);
420 
421 	if (phy->id == USB2PHY_PORT_OTG) {
422 		port_cfg = &rphy->phy_cfg->port_cfgs[USB2PHY_PORT_OTG];
423 	} else if (phy->id == USB2PHY_PORT_HOST) {
424 		port_cfg = &rphy->phy_cfg->port_cfgs[USB2PHY_PORT_HOST];
425 	} else {
426 		dev_err(phy->dev, "phy id %lu not support", phy->id);
427 		return -EINVAL;
428 	}
429 
430 	property_enable(base, &port_cfg->phy_sus, false);
431 
432 	/* waiting for the utmi_clk to become stable */
433 	udelay(2000);
434 
435 	return 0;
436 }
437 
438 static int rockchip_usb2phy_exit(struct phy *phy)
439 {
440 	struct udevice *parent = phy->dev->parent;
441 	struct rockchip_usb2phy *rphy = dev_get_priv(parent);
442 	const struct rockchip_usb2phy_port_cfg *port_cfg;
443 	struct regmap *base = get_reg_base(rphy);
444 
445 	if (phy->id == USB2PHY_PORT_OTG) {
446 		port_cfg = &rphy->phy_cfg->port_cfgs[USB2PHY_PORT_OTG];
447 	} else if (phy->id == USB2PHY_PORT_HOST) {
448 		port_cfg = &rphy->phy_cfg->port_cfgs[USB2PHY_PORT_HOST];
449 	} else {
450 		dev_err(phy->dev, "phy id %lu not support", phy->id);
451 		return -EINVAL;
452 	}
453 
454 	property_enable(base, &port_cfg->phy_sus, true);
455 
456 	return 0;
457 }
458 
459 static int rockchip_usb2phy_power_on(struct phy *phy)
460 {
461 	struct udevice *vbus = NULL;
462 	int ret;
463 
464 	vbus = rockchip_usb2phy_check_vbus(phy);
465 	if (vbus) {
466 		ret = regulator_set_enable(vbus, true);
467 		if (ret) {
468 			pr_err("%s: Failed to set VBus supply\n", __func__);
469 			return ret;
470 		}
471 	}
472 
473 	return 0;
474 }
475 
476 static int rockchip_usb2phy_power_off(struct phy *phy)
477 {
478 	struct udevice *vbus = NULL;
479 	int ret;
480 
481 	vbus = rockchip_usb2phy_check_vbus(phy);
482 	if (vbus) {
483 		ret = regulator_set_enable(vbus, false);
484 		if (ret) {
485 			pr_err("%s: Failed to set VBus supply\n", __func__);
486 			return ret;
487 		}
488 	}
489 
490 	return 0;
491 }
492 
493 static int rockchip_usb2phy_of_xlate(struct phy *phy,
494 				     struct ofnode_phandle_args *args)
495 {
496 	const char *dev_name = phy->dev->name;
497 	struct udevice *parent = phy->dev->parent;
498 	struct rockchip_usb2phy *rphy = dev_get_priv(parent);
499 
500 	if (!strcasecmp(dev_name, "host-port")) {
501 		phy->id = USB2PHY_PORT_HOST;
502 		device_get_supply_regulator(phy->dev, "phy-supply",
503 					    &rphy->vbus_supply[USB2PHY_PORT_HOST]);
504 	} else if (!strcasecmp(dev_name, "otg-port")) {
505 		phy->id = USB2PHY_PORT_OTG;
506 		device_get_supply_regulator(phy->dev, "phy-supply",
507 					    &rphy->vbus_supply[USB2PHY_PORT_OTG]);
508 	} else {
509 		pr_err("%s: invalid dev name\n", __func__);
510 		return -EINVAL;
511 	}
512 
513 	return 0;
514 }
515 
516 static int rockchip_usb2phy_bind(struct udevice *dev)
517 {
518 	struct udevice *child;
519 	ofnode subnode;
520 	const char *node_name;
521 	int ret;
522 
523 	dev_for_each_subnode(subnode, dev) {
524 		if (!ofnode_valid(subnode)) {
525 			debug("%s: %s subnode not found", __func__, dev->name);
526 			return -ENXIO;
527 		}
528 
529 		node_name = ofnode_get_name(subnode);
530 		debug("%s: subnode %s\n", __func__, node_name);
531 
532 		ret = device_bind_driver_to_node(dev, "rockchip_usb2phy_port",
533 						 node_name, subnode, &child);
534 		if (ret) {
535 			pr_err("%s: '%s' cannot bind 'rockchip_usb2phy_port'\n",
536 			       __func__, node_name);
537 			return ret;
538 		}
539 	}
540 
541 	return 0;
542 }
543 
544 static int rockchip_usb2phy_probe(struct udevice *dev)
545 {
546 	const struct rockchip_usb2phy_cfg *phy_cfgs;
547 	struct rockchip_usb2phy *rphy = dev_get_priv(dev);
548 	struct udevice *parent = dev->parent;
549 	struct udevice *syscon;
550 	struct resource res;
551 	u32 reg, index;
552 	int ret;
553 
554 	if (!strncmp(parent->name, "root_driver", 11) &&
555 	    dev_read_bool(dev, "rockchip,grf")) {
556 		ret = uclass_get_device_by_phandle(UCLASS_SYSCON, dev,
557 						   "rockchip,grf", &syscon);
558 		if (ret) {
559 			dev_err(dev, "get syscon grf failed\n");
560 			return ret;
561 		}
562 
563 		rphy->grf_base = syscon_get_regmap(syscon);
564 	} else {
565 		rphy->grf_base = syscon_get_regmap(parent);
566 	}
567 
568 	if (rphy->grf_base <= 0) {
569 		dev_err(dev, "get syscon grf regmap failed\n");
570 		return -EINVAL;
571 	}
572 
573 	if (dev_read_bool(dev, "rockchip,usbgrf")) {
574 		ret = uclass_get_device_by_phandle(UCLASS_SYSCON, dev,
575 						   "rockchip,usbgrf", &syscon);
576 		if (ret) {
577 			dev_err(dev, "get syscon usbgrf failed\n");
578 			return ret;
579 		}
580 
581 		rphy->usbgrf_base = syscon_get_regmap(syscon);
582 		if (rphy->usbgrf_base <= 0) {
583 			dev_err(dev, "get syscon usbgrf regmap failed\n");
584 			return -EINVAL;
585 		}
586 	} else {
587 		rphy->usbgrf_base = NULL;
588 	}
589 
590 	if (!strncmp(parent->name, "root_driver", 11)) {
591 		ret = dev_read_resource(dev, 0, &res);
592 		reg = res.start;
593 	} else {
594 		ret = ofnode_read_u32(dev_ofnode(dev), "reg", &reg);
595 	}
596 
597 	if (ret) {
598 		dev_err(dev, "could not read reg\n");
599 		return -EINVAL;
600 	}
601 
602 	phy_cfgs =
603 		(const struct rockchip_usb2phy_cfg *)dev_get_driver_data(dev);
604 	if (!phy_cfgs) {
605 		dev_err(dev, "unable to get phy_cfgs\n");
606 		return -EINVAL;
607 	}
608 
609 	/* find out a proper config which can be matched with dt. */
610 	index = 0;
611 	while (phy_cfgs[index].reg) {
612 		if (phy_cfgs[index].reg == reg) {
613 			rphy->phy_cfg = &phy_cfgs[index];
614 			break;
615 		}
616 		++index;
617 	}
618 
619 	if (!rphy->phy_cfg) {
620 		dev_err(dev, "no phy-config can be matched\n");
621 		return -EINVAL;
622 	}
623 
624 	if (rphy->phy_cfg->phy_tuning)
625 		rphy->phy_cfg->phy_tuning(rphy);
626 
627 	return 0;
628 }
629 
630 static int rk322x_usb2phy_tuning(struct rockchip_usb2phy *rphy)
631 {
632 	struct regmap *base = get_reg_base(rphy);
633 	int ret = 0;
634 
635 	/* Open pre-emphasize in non-chirp state for PHY0 otg port */
636 	if (rphy->phy_cfg->reg == 0x760)
637 		ret = regmap_write(base, 0x76c, 0x00070004);
638 
639 	return ret;
640 }
641 
642 static int rk3308_usb2phy_tuning(struct rockchip_usb2phy *rphy)
643 {
644 	struct regmap *base = get_reg_base(rphy);
645 	unsigned int tmp, orig;
646 	int ret;
647 
648 	if (soc_is_rk3308bs()) {
649 		/* Enable otg/host port pre-emphasis during non-chirp phase */
650 		ret = regmap_read(base, 0, &orig);
651 		if (ret)
652 			return ret;
653 		tmp = orig & ~GENMASK(2, 0);
654 		tmp |= BIT(2) & GENMASK(2, 0);
655 		ret = regmap_write(base, 0, tmp);
656 		if (ret)
657 			return ret;
658 
659 		/* Set otg port squelch trigger point configure to 100mv */
660 		ret = regmap_read(base, 0x004, &orig);
661 		if (ret)
662 			return ret;
663 		tmp = orig & ~GENMASK(7, 5);
664 		tmp |= 0x40 & GENMASK(7, 5);
665 		ret = regmap_write(base, 0x004, tmp);
666 		if (ret)
667 			return ret;
668 
669 		ret = regmap_read(base, 0x008, &orig);
670 		if (ret)
671 			return ret;
672 		tmp = orig & ~BIT(0);
673 		tmp |= 0x1 & BIT(0);
674 		ret = regmap_write(base, 0x008, tmp);
675 		if (ret)
676 			return ret;
677 
678 		/* Enable host port pre-emphasis during non-chirp phase */
679 		ret = regmap_read(base, 0x400, &orig);
680 		if (ret)
681 			return ret;
682 		tmp = orig & ~GENMASK(2, 0);
683 		tmp |= BIT(2) & GENMASK(2, 0);
684 		ret = regmap_write(base, 0x400, tmp);
685 		if (ret)
686 			return ret;
687 
688 		/* Set host port squelch trigger point configure to 100mv */
689 		ret = regmap_read(base, 0x404, &orig);
690 		if (ret)
691 			return ret;
692 		tmp = orig & ~GENMASK(7, 5);
693 		tmp |= 0x40 & GENMASK(7, 5);
694 		ret = regmap_write(base, 0x404, tmp);
695 		if (ret)
696 			return ret;
697 
698 		ret = regmap_read(base, 0x408, &orig);
699 		if (ret)
700 			return ret;
701 		tmp = orig & ~BIT(0);
702 		tmp |= 0x1 & BIT(0);
703 		ret = regmap_write(base, 0x408, tmp);
704 		if (ret)
705 			return ret;
706 	}
707 
708 	return 0;
709 }
710 
711 static struct phy_ops rockchip_usb2phy_ops = {
712 	.init = rockchip_usb2phy_init,
713 	.exit = rockchip_usb2phy_exit,
714 	.power_on = rockchip_usb2phy_power_on,
715 	.power_off = rockchip_usb2phy_power_off,
716 	.of_xlate = rockchip_usb2phy_of_xlate,
717 };
718 
719 static const struct rockchip_usb2phy_cfg rk1808_phy_cfgs[] = {
720 	{
721 		.reg = 0x100,
722 		.num_ports	= 2,
723 		.clkout_ctl	= { 0x108, 4, 4, 1, 0 },
724 		.port_cfgs	= {
725 			[USB2PHY_PORT_OTG] = {
726 				.phy_sus	= { 0x0100, 8, 0, 0, 0x1d1 },
727 				.bvalid_det_en	= { 0x0110, 2, 2, 0, 1 },
728 				.bvalid_det_st	= { 0x0114, 2, 2, 0, 1 },
729 				.bvalid_det_clr = { 0x0118, 2, 2, 0, 1 },
730 				.iddig_output	= { 0x0100, 10, 10, 0, 1 },
731 				.iddig_en	= { 0x0100, 9, 9, 0, 1 },
732 				.idfall_det_en	= { 0x0110, 5, 5, 0, 1 },
733 				.idfall_det_st	= { 0x0114, 5, 5, 0, 1 },
734 				.idfall_det_clr = { 0x0118, 5, 5, 0, 1 },
735 				.idrise_det_en	= { 0x0110, 4, 4, 0, 1 },
736 				.idrise_det_st	= { 0x0114, 4, 4, 0, 1 },
737 				.idrise_det_clr = { 0x0118, 4, 4, 0, 1 },
738 				.ls_det_en	= { 0x0110, 0, 0, 0, 1 },
739 				.ls_det_st	= { 0x0114, 0, 0, 0, 1 },
740 				.ls_det_clr	= { 0x0118, 0, 0, 0, 1 },
741 				.utmi_avalid	= { 0x0120, 10, 10, 0, 1 },
742 				.utmi_bvalid	= { 0x0120, 9, 9, 0, 1 },
743 				.utmi_iddig	= { 0x0120, 6, 6, 0, 1 },
744 				.utmi_ls	= { 0x0120, 5, 4, 0, 1 },
745 				.vbus_det_en	= { 0x001c, 15, 15, 1, 0 },
746 			},
747 			[USB2PHY_PORT_HOST] = {
748 				.phy_sus	= { 0x104, 8, 0, 0, 0x1d1 },
749 				.ls_det_en	= { 0x110, 1, 1, 0, 1 },
750 				.ls_det_st	= { 0x114, 1, 1, 0, 1 },
751 				.ls_det_clr	= { 0x118, 1, 1, 0, 1 },
752 				.utmi_ls	= { 0x120, 17, 16, 0, 1 },
753 				.utmi_hstdet	= { 0x120, 19, 19, 0, 1 }
754 			}
755 		},
756 		.chg_det = {
757 			.opmode		= { 0x0100, 3, 0, 5, 1 },
758 			.cp_det		= { 0x0120, 24, 24, 0, 1 },
759 			.dcp_det	= { 0x0120, 23, 23, 0, 1 },
760 			.dp_det		= { 0x0120, 25, 25, 0, 1 },
761 			.idm_sink_en	= { 0x0108, 8, 8, 0, 1 },
762 			.idp_sink_en	= { 0x0108, 7, 7, 0, 1 },
763 			.idp_src_en	= { 0x0108, 9, 9, 0, 1 },
764 			.rdm_pdwn_en	= { 0x0108, 10, 10, 0, 1 },
765 			.vdm_src_en	= { 0x0108, 12, 12, 0, 1 },
766 			.vdp_src_en	= { 0x0108, 11, 11, 0, 1 },
767 		},
768 	},
769 	{ /* sentinel */ }
770 };
771 
772 static const struct rockchip_usb2phy_cfg rk312x_phy_cfgs[] = {
773 	{
774 		.reg = 0x17c,
775 		.num_ports	= 2,
776 		.clkout_ctl	= { 0x0190, 15, 15, 1, 0 },
777 		.port_cfgs	= {
778 			[USB2PHY_PORT_OTG] = {
779 				.phy_sus	= { 0x017c, 8, 0, 0, 0x1d1 },
780 				.bvalid_det_en	= { 0x017c, 14, 14, 0, 1 },
781 				.bvalid_det_st	= { 0x017c, 15, 15, 0, 1 },
782 				.bvalid_det_clr	= { 0x017c, 15, 15, 0, 1 },
783 				.iddig_output	= { 0x017c, 10, 10, 0, 1 },
784 				.iddig_en	= { 0x017c, 9, 9, 0, 1 },
785 				.idfall_det_en  = { 0x01a0, 2, 2, 0, 1 },
786 				.idfall_det_st  = { 0x01a0, 3, 3, 0, 1 },
787 				.idfall_det_clr = { 0x01a0, 3, 3, 0, 1 },
788 				.idrise_det_en  = { 0x01a0, 0, 0, 0, 1 },
789 				.idrise_det_st  = { 0x01a0, 1, 1, 0, 1 },
790 				.idrise_det_clr = { 0x01a0, 1, 1, 0, 1 },
791 				.ls_det_en	= { 0x017c, 12, 12, 0, 1 },
792 				.ls_det_st	= { 0x017c, 13, 13, 0, 1 },
793 				.ls_det_clr	= { 0x017c, 13, 13, 0, 1 },
794 				.utmi_bvalid	= { 0x014c, 5, 5, 0, 1 },
795 				.utmi_iddig	= { 0x014c, 8, 8, 0, 1 },
796 				.utmi_ls	= { 0x014c, 7, 6, 0, 1 },
797 			},
798 			[USB2PHY_PORT_HOST] = {
799 				.phy_sus	= { 0x0194, 8, 0, 0, 0x1d1 },
800 				.ls_det_en	= { 0x0194, 14, 14, 0, 1 },
801 				.ls_det_st	= { 0x0194, 15, 15, 0, 1 },
802 				.ls_det_clr	= { 0x0194, 15, 15, 0, 1 }
803 			}
804 		},
805 		.chg_det = {
806 			.opmode		= { 0x017c, 3, 0, 5, 1 },
807 			.cp_det		= { 0x02c0, 6, 6, 0, 1 },
808 			.dcp_det	= { 0x02c0, 5, 5, 0, 1 },
809 			.dp_det		= { 0x02c0, 7, 7, 0, 1 },
810 			.idm_sink_en	= { 0x0184, 8, 8, 0, 1 },
811 			.idp_sink_en	= { 0x0184, 7, 7, 0, 1 },
812 			.idp_src_en	= { 0x0184, 9, 9, 0, 1 },
813 			.rdm_pdwn_en	= { 0x0184, 10, 10, 0, 1 },
814 			.vdm_src_en	= { 0x0184, 12, 12, 0, 1 },
815 			.vdp_src_en	= { 0x0184, 11, 11, 0, 1 },
816 		},
817 	},
818 	{ /* sentinel */ }
819 };
820 
821 static const struct rockchip_usb2phy_cfg rk322x_phy_cfgs[] = {
822 	{
823 		.reg = 0x760,
824 		.num_ports	= 2,
825 		.phy_tuning	= rk322x_usb2phy_tuning,
826 		.clkout_ctl	= { 0x0768, 4, 4, 1, 0 },
827 		.port_cfgs	= {
828 			[USB2PHY_PORT_OTG] = {
829 				.phy_sus	= { 0x0760, 8, 0, 0, 0x1d1 },
830 				.bvalid_det_en	= { 0x0680, 3, 3, 0, 1 },
831 				.bvalid_det_st	= { 0x0690, 3, 3, 0, 1 },
832 				.bvalid_det_clr	= { 0x06a0, 3, 3, 0, 1 },
833 				.iddig_output	= { 0x0760, 10, 10, 0, 1 },
834 				.iddig_en	= { 0x0760, 9, 9, 0, 1 },
835 				.idfall_det_en	= { 0x0680, 6, 6, 0, 1 },
836 				.idfall_det_st	= { 0x0690, 6, 6, 0, 1 },
837 				.idfall_det_clr	= { 0x06a0, 6, 6, 0, 1 },
838 				.idrise_det_en	= { 0x0680, 5, 5, 0, 1 },
839 				.idrise_det_st	= { 0x0690, 5, 5, 0, 1 },
840 				.idrise_det_clr	= { 0x06a0, 5, 5, 0, 1 },
841 				.ls_det_en	= { 0x0680, 2, 2, 0, 1 },
842 				.ls_det_st	= { 0x0690, 2, 2, 0, 1 },
843 				.ls_det_clr	= { 0x06a0, 2, 2, 0, 1 },
844 				.utmi_bvalid	= { 0x0480, 4, 4, 0, 1 },
845 				.utmi_iddig	= { 0x0480, 1, 1, 0, 1 },
846 				.utmi_ls	= { 0x0480, 3, 2, 0, 1 },
847 				.vbus_det_en	= { 0x0788, 15, 15, 1, 0 },
848 			},
849 			[USB2PHY_PORT_HOST] = {
850 				.phy_sus	= { 0x0764, 8, 0, 0, 0x1d1 },
851 				.ls_det_en	= { 0x0680, 4, 4, 0, 1 },
852 				.ls_det_st	= { 0x0690, 4, 4, 0, 1 },
853 				.ls_det_clr	= { 0x06a0, 4, 4, 0, 1 }
854 			}
855 		},
856 		.chg_det = {
857 			.opmode		= { 0x0760, 3, 0, 5, 1 },
858 			.cp_det		= { 0x0884, 4, 4, 0, 1 },
859 			.dcp_det	= { 0x0884, 3, 3, 0, 1 },
860 			.dp_det		= { 0x0884, 5, 5, 0, 1 },
861 			.idm_sink_en	= { 0x0768, 8, 8, 0, 1 },
862 			.idp_sink_en	= { 0x0768, 7, 7, 0, 1 },
863 			.idp_src_en	= { 0x0768, 9, 9, 0, 1 },
864 			.rdm_pdwn_en	= { 0x0768, 10, 10, 0, 1 },
865 			.vdm_src_en	= { 0x0768, 12, 12, 0, 1 },
866 			.vdp_src_en	= { 0x0768, 11, 11, 0, 1 },
867 		},
868 	},
869 	{
870 		.reg = 0x800,
871 		.num_ports	= 2,
872 		.clkout_ctl	= { 0x0808, 4, 4, 1, 0 },
873 		.port_cfgs	= {
874 			[USB2PHY_PORT_OTG] = {
875 				.phy_sus	= { 0x804, 8, 0, 0, 0x1d1 },
876 				.ls_det_en	= { 0x0684, 1, 1, 0, 1 },
877 				.ls_det_st	= { 0x0694, 1, 1, 0, 1 },
878 				.ls_det_clr	= { 0x06a4, 1, 1, 0, 1 }
879 			},
880 			[USB2PHY_PORT_HOST] = {
881 				.phy_sus	= { 0x800, 8, 0, 0, 0x1d1 },
882 				.ls_det_en	= { 0x0684, 0, 0, 0, 1 },
883 				.ls_det_st	= { 0x0694, 0, 0, 0, 1 },
884 				.ls_det_clr	= { 0x06a4, 0, 0, 0, 1 }
885 			}
886 		},
887 	},
888 	{ /* sentinel */ }
889 };
890 
891 static const struct rockchip_usb2phy_cfg rk3308_phy_cfgs[] = {
892 	{
893 		.reg = 0x100,
894 		.num_ports	= 2,
895 		.phy_tuning	= rk3308_usb2phy_tuning,
896 		.clkout_ctl	= { 0x0108, 4, 4, 1, 0 },
897 		.port_cfgs	= {
898 			[USB2PHY_PORT_OTG] = {
899 				.phy_sus	= { 0x0100, 8, 0, 0, 0x1d1 },
900 				.bvalid_det_en	= { 0x3020, 2, 2, 0, 1 },
901 				.bvalid_det_st	= { 0x3024, 2, 2, 0, 1 },
902 				.bvalid_det_clr = { 0x3028, 2, 2, 0, 1 },
903 				.iddig_output	= { 0x0100, 10, 10, 0, 1 },
904 				.iddig_en	= { 0x0100, 9, 9, 0, 1 },
905 				.idfall_det_en	= { 0x3020, 5, 5, 0, 1 },
906 				.idfall_det_st	= { 0x3024, 5, 5, 0, 1 },
907 				.idfall_det_clr = { 0x3028, 5, 5, 0, 1 },
908 				.idrise_det_en	= { 0x3020, 4, 4, 0, 1 },
909 				.idrise_det_st	= { 0x3024, 4, 4, 0, 1 },
910 				.idrise_det_clr = { 0x3028, 4, 4, 0, 1 },
911 				.ls_det_en	= { 0x3020, 0, 0, 0, 1 },
912 				.ls_det_st	= { 0x3024, 0, 0, 0, 1 },
913 				.ls_det_clr	= { 0x3028, 0, 0, 0, 1 },
914 				.utmi_avalid	= { 0x0120, 10, 10, 0, 1 },
915 				.utmi_bvalid	= { 0x0120, 9, 9, 0, 1 },
916 				.utmi_iddig	= { 0x0120, 6, 6, 0, 1 },
917 				.utmi_ls	= { 0x0120, 5, 4, 0, 1 },
918 				.vbus_det_en	= { 0x001c, 15, 15, 1, 0 },
919 			},
920 			[USB2PHY_PORT_HOST] = {
921 				.phy_sus	= { 0x0104, 8, 0, 0, 0x1d1 },
922 				.ls_det_en	= { 0x3020, 1, 1, 0, 1 },
923 				.ls_det_st	= { 0x3024, 1, 1, 0, 1 },
924 				.ls_det_clr	= { 0x3028, 1, 1, 0, 1 },
925 				.utmi_ls	= { 0x120, 17, 16, 0, 1 },
926 				.utmi_hstdet	= { 0x120, 19, 19, 0, 1 }
927 			}
928 		},
929 		.chg_det = {
930 			.opmode		= { 0x0100, 3, 0, 5, 1 },
931 			.cp_det		= { 0x0120, 24, 24, 0, 1 },
932 			.dcp_det	= { 0x0120, 23, 23, 0, 1 },
933 			.dp_det		= { 0x0120, 25, 25, 0, 1 },
934 			.idm_sink_en	= { 0x0108, 8, 8, 0, 1 },
935 			.idp_sink_en	= { 0x0108, 7, 7, 0, 1 },
936 			.idp_src_en	= { 0x0108, 9, 9, 0, 1 },
937 			.rdm_pdwn_en	= { 0x0108, 10, 10, 0, 1 },
938 			.vdm_src_en	= { 0x0108, 12, 12, 0, 1 },
939 			.vdp_src_en	= { 0x0108, 11, 11, 0, 1 },
940 		},
941 	},
942 	{ /* sentinel */ }
943 };
944 
945 static const struct rockchip_usb2phy_cfg rk3328_phy_cfgs[] = {
946 	{
947 		.reg = 0x100,
948 		.num_ports	= 2,
949 		.clkout_ctl	= { 0x108, 4, 4, 1, 0 },
950 		.port_cfgs	= {
951 			[USB2PHY_PORT_OTG] = {
952 				.phy_sus	= { 0x0100, 8, 0, 0, 0x1d1 },
953 				.bvalid_det_en	= { 0x0110, 2, 2, 0, 1 },
954 				.bvalid_det_st	= { 0x0114, 2, 2, 0, 1 },
955 				.bvalid_det_clr = { 0x0118, 2, 2, 0, 1 },
956 				.iddig_output	= { 0x0100, 10, 10, 0, 1 },
957 				.iddig_en	= { 0x0100, 9, 9, 0, 1 },
958 				.idfall_det_en	= { 0x0110, 5, 5, 0, 1 },
959 				.idfall_det_st	= { 0x0114, 5, 5, 0, 1 },
960 				.idfall_det_clr = { 0x0118, 5, 5, 0, 1 },
961 				.idrise_det_en	= { 0x0110, 4, 4, 0, 1 },
962 				.idrise_det_st	= { 0x0114, 4, 4, 0, 1 },
963 				.idrise_det_clr = { 0x0118, 4, 4, 0, 1 },
964 				.ls_det_en	= { 0x0110, 0, 0, 0, 1 },
965 				.ls_det_st	= { 0x0114, 0, 0, 0, 1 },
966 				.ls_det_clr	= { 0x0118, 0, 0, 0, 1 },
967 				.utmi_avalid	= { 0x0120, 10, 10, 0, 1 },
968 				.utmi_bvalid	= { 0x0120, 9, 9, 0, 1 },
969 				.utmi_iddig	= { 0x0120, 6, 6, 0, 1 },
970 				.utmi_ls	= { 0x0120, 5, 4, 0, 1 },
971 				.vbus_det_en	= { 0x001c, 15, 15, 1, 0 },
972 			},
973 			[USB2PHY_PORT_HOST] = {
974 				.phy_sus	= { 0x104, 8, 0, 0, 0x1d1 },
975 				.ls_det_en	= { 0x110, 1, 1, 0, 1 },
976 				.ls_det_st	= { 0x114, 1, 1, 0, 1 },
977 				.ls_det_clr	= { 0x118, 1, 1, 0, 1 },
978 				.utmi_ls	= { 0x120, 17, 16, 0, 1 },
979 				.utmi_hstdet	= { 0x120, 19, 19, 0, 1 }
980 			}
981 		},
982 		.chg_det = {
983 			.opmode		= { 0x0100, 3, 0, 5, 1 },
984 			.cp_det		= { 0x0120, 24, 24, 0, 1 },
985 			.dcp_det	= { 0x0120, 23, 23, 0, 1 },
986 			.dp_det		= { 0x0120, 25, 25, 0, 1 },
987 			.idm_sink_en	= { 0x0108, 8, 8, 0, 1 },
988 			.idp_sink_en	= { 0x0108, 7, 7, 0, 1 },
989 			.idp_src_en	= { 0x0108, 9, 9, 0, 1 },
990 			.rdm_pdwn_en	= { 0x0108, 10, 10, 0, 1 },
991 			.vdm_src_en	= { 0x0108, 12, 12, 0, 1 },
992 			.vdp_src_en	= { 0x0108, 11, 11, 0, 1 },
993 		},
994 	},
995 	{ /* sentinel */ }
996 };
997 
998 static const struct rockchip_usb2phy_cfg rk3368_phy_cfgs[] = {
999 	{
1000 		.reg = 0x700,
1001 		.num_ports	= 2,
1002 		.clkout_ctl	= { 0x0724, 15, 15, 1, 0 },
1003 		.port_cfgs	= {
1004 			[USB2PHY_PORT_OTG] = {
1005 				.phy_sus	= { 0x0700, 8, 0, 0, 0x1d1 },
1006 				.bvalid_det_en	= { 0x0680, 3, 3, 0, 1 },
1007 				.bvalid_det_st	= { 0x0690, 3, 3, 0, 1 },
1008 				.bvalid_det_clr = { 0x06a0, 3, 3, 0, 1 },
1009 				.ls_det_en	= { 0x0680, 2, 2, 0, 1 },
1010 				.ls_det_st	= { 0x0690, 2, 2, 0, 1 },
1011 				.ls_det_clr	= { 0x06a0, 2, 2, 0, 1 },
1012 				.utmi_bvalid	= { 0x04bc, 23, 23, 0, 1 },
1013 				.utmi_ls	= { 0x04bc, 25, 24, 0, 1 },
1014 			},
1015 			[USB2PHY_PORT_HOST] = {
1016 				.phy_sus	= { 0x0728, 8, 0, 0, 0x1d1 },
1017 				.ls_det_en	= { 0x0680, 4, 4, 0, 1 },
1018 				.ls_det_st	= { 0x0690, 4, 4, 0, 1 },
1019 				.ls_det_clr	= { 0x06a0, 4, 4, 0, 1 }
1020 			}
1021 		},
1022 		.chg_det = {
1023 			.opmode		= { 0x0700, 3, 0, 5, 1 },
1024 			.cp_det		= { 0x04b8, 30, 30, 0, 1 },
1025 			.dcp_det	= { 0x04b8, 29, 29, 0, 1 },
1026 			.dp_det		= { 0x04b8, 31, 31, 0, 1 },
1027 			.idm_sink_en	= { 0x0718, 8, 8, 0, 1 },
1028 			.idp_sink_en	= { 0x0718, 7, 7, 0, 1 },
1029 			.idp_src_en	= { 0x0718, 9, 9, 0, 1 },
1030 			.rdm_pdwn_en	= { 0x0718, 10, 10, 0, 1 },
1031 			.vdm_src_en	= { 0x0718, 12, 12, 0, 1 },
1032 			.vdp_src_en	= { 0x0718, 11, 11, 0, 1 },
1033 		},
1034 	},
1035 	{ /* sentinel */ }
1036 };
1037 
1038 static const struct rockchip_usb2phy_cfg rk3399_phy_cfgs[] = {
1039 	{
1040 		.reg		= 0xe450,
1041 		.num_ports	= 2,
1042 		.clkout_ctl	= { 0xe450, 4, 4, 1, 0 },
1043 		.port_cfgs	= {
1044 			[USB2PHY_PORT_OTG] = {
1045 				.phy_sus = { 0xe454, 8, 0, 0x052, 0x1d1 },
1046 				.bvalid_det_en	= { 0xe3c0, 3, 3, 0, 1 },
1047 				.bvalid_det_st	= { 0xe3e0, 3, 3, 0, 1 },
1048 				.bvalid_det_clr	= { 0xe3d0, 3, 3, 0, 1 },
1049 				.idfall_det_en	= { 0xe3c0, 5, 5, 0, 1 },
1050 				.idfall_det_st	= { 0xe3e0, 5, 5, 0, 1 },
1051 				.idfall_det_clr	= { 0xe3d0, 5, 5, 0, 1 },
1052 				.idrise_det_en	= { 0xe3c0, 4, 4, 0, 1 },
1053 				.idrise_det_st	= { 0xe3e0, 4, 4, 0, 1 },
1054 				.idrise_det_clr	= { 0xe3d0, 4, 4, 0, 1 },
1055 				.ls_det_en	= { 0xe3c0, 2, 2, 0, 1 },
1056 				.ls_det_st	= { 0xe3e0, 2, 2, 0, 1 },
1057 				.ls_det_clr	= { 0xe3d0, 2, 2, 0, 1 },
1058 				.utmi_avalid	= { 0xe2ac, 7, 7, 0, 1 },
1059 				.utmi_bvalid	= { 0xe2ac, 12, 12, 0, 1 },
1060 				.utmi_iddig	= { 0xe2ac, 8, 8, 0, 1 },
1061 				.utmi_ls	= { 0xe2ac, 14, 13, 0, 1 },
1062 				.vbus_det_en    = { 0x449c, 15, 15, 1, 0 },
1063 			},
1064 			[USB2PHY_PORT_HOST] = {
1065 				.phy_sus	= { 0xe458, 1, 0, 0x2, 0x1 },
1066 				.ls_det_en	= { 0xe3c0, 6, 6, 0, 1 },
1067 				.ls_det_st	= { 0xe3e0, 6, 6, 0, 1 },
1068 				.ls_det_clr	= { 0xe3d0, 6, 6, 0, 1 },
1069 				.utmi_ls	= { 0xe2ac, 22, 21, 0, 1 },
1070 				.utmi_hstdet	= { 0xe2ac, 23, 23, 0, 1 }
1071 			}
1072 		},
1073 		.chg_det = {
1074 			.opmode		= { 0xe454, 3, 0, 5, 1 },
1075 			.cp_det		= { 0xe2ac, 2, 2, 0, 1 },
1076 			.dcp_det	= { 0xe2ac, 1, 1, 0, 1 },
1077 			.dp_det		= { 0xe2ac, 0, 0, 0, 1 },
1078 			.idm_sink_en	= { 0xe450, 8, 8, 0, 1 },
1079 			.idp_sink_en	= { 0xe450, 7, 7, 0, 1 },
1080 			.idp_src_en	= { 0xe450, 9, 9, 0, 1 },
1081 			.rdm_pdwn_en	= { 0xe450, 10, 10, 0, 1 },
1082 			.vdm_src_en	= { 0xe450, 12, 12, 0, 1 },
1083 			.vdp_src_en	= { 0xe450, 11, 11, 0, 1 },
1084 		},
1085 	},
1086 	{
1087 		.reg		= 0xe460,
1088 		.num_ports	= 2,
1089 		.clkout_ctl	= { 0xe460, 4, 4, 1, 0 },
1090 		.port_cfgs	= {
1091 			[USB2PHY_PORT_OTG] = {
1092 				.phy_sus = { 0xe464, 8, 0, 0x052, 0x1d1 },
1093 				.bvalid_det_en  = { 0xe3c0, 8, 8, 0, 1 },
1094 				.bvalid_det_st  = { 0xe3e0, 8, 8, 0, 1 },
1095 				.bvalid_det_clr = { 0xe3d0, 8, 8, 0, 1 },
1096 				.idfall_det_en	= { 0xe3c0, 10, 10, 0, 1 },
1097 				.idfall_det_st	= { 0xe3e0, 10, 10, 0, 1 },
1098 				.idfall_det_clr	= { 0xe3d0, 10, 10, 0, 1 },
1099 				.idrise_det_en	= { 0xe3c0, 9, 9, 0, 1 },
1100 				.idrise_det_st	= { 0xe3e0, 9, 9, 0, 1 },
1101 				.idrise_det_clr	= { 0xe3d0, 9, 9, 0, 1 },
1102 				.ls_det_en	= { 0xe3c0, 7, 7, 0, 1 },
1103 				.ls_det_st	= { 0xe3e0, 7, 7, 0, 1 },
1104 				.ls_det_clr	= { 0xe3d0, 7, 7, 0, 1 },
1105 				.utmi_avalid	= { 0xe2ac, 10, 10, 0, 1 },
1106 				.utmi_bvalid    = { 0xe2ac, 16, 16, 0, 1 },
1107 				.utmi_iddig	= { 0xe2ac, 11, 11, 0, 1 },
1108 				.utmi_ls	= { 0xe2ac, 18, 17, 0, 1 },
1109 				.vbus_det_en    = { 0x451c, 15, 15, 1, 0 },
1110 			},
1111 			[USB2PHY_PORT_HOST] = {
1112 				.phy_sus	= { 0xe468, 1, 0, 0x2, 0x1 },
1113 				.ls_det_en	= { 0xe3c0, 11, 11, 0, 1 },
1114 				.ls_det_st	= { 0xe3e0, 11, 11, 0, 1 },
1115 				.ls_det_clr	= { 0xe3d0, 11, 11, 0, 1 },
1116 				.utmi_ls	= { 0xe2ac, 26, 25, 0, 1 },
1117 				.utmi_hstdet	= { 0xe2ac, 27, 27, 0, 1 }
1118 			}
1119 		},
1120 		.chg_det = {
1121 			.opmode		= { 0xe464, 3, 0, 5, 1 },
1122 			.cp_det		= { 0xe2ac, 5, 5, 0, 1 },
1123 			.dcp_det	= { 0xe2ac, 4, 4, 0, 1 },
1124 			.dp_det		= { 0xe2ac, 3, 3, 0, 1 },
1125 			.idm_sink_en	= { 0xe460, 8, 8, 0, 1 },
1126 			.idp_sink_en	= { 0xe460, 7, 7, 0, 1 },
1127 			.idp_src_en	= { 0xe460, 9, 9, 0, 1 },
1128 			.rdm_pdwn_en	= { 0xe460, 10, 10, 0, 1 },
1129 			.vdm_src_en	= { 0xe460, 12, 12, 0, 1 },
1130 			.vdp_src_en	= { 0xe460, 11, 11, 0, 1 },
1131 		},
1132 	},
1133 	{ /* sentinel */ }
1134 };
1135 
1136 static const struct rockchip_usb2phy_cfg rv1108_phy_cfgs[] = {
1137 	{
1138 		.reg = 0x100,
1139 		.num_ports	= 2,
1140 		.clkout_ctl	= { 0x108, 4, 4, 1, 0 },
1141 		.port_cfgs	= {
1142 			[USB2PHY_PORT_OTG] = {
1143 				.phy_sus	= { 0x0ffa0100, 8, 0, 0, 0x1d1 },
1144 				.bvalid_det_en	= { 0x0680, 3, 3, 0, 1 },
1145 				.bvalid_det_st	= { 0x0690, 3, 3, 0, 1 },
1146 				.bvalid_det_clr = { 0x06a0, 3, 3, 0, 1 },
1147 				.ls_det_en	= { 0x0680, 2, 2, 0, 1 },
1148 				.ls_det_st	= { 0x0690, 2, 2, 0, 1 },
1149 				.ls_det_clr	= { 0x06a0, 2, 2, 0, 1 },
1150 				.utmi_bvalid	= { 0x0804, 10, 10, 0, 1 },
1151 				.utmi_ls	= { 0x0804, 13, 12, 0, 1 },
1152 			},
1153 			[USB2PHY_PORT_HOST] = {
1154 				.phy_sus	= { 0x0ffa0104, 8, 0, 0, 0x1d1 },
1155 				.ls_det_en	= { 0x0680, 4, 4, 0, 1 },
1156 				.ls_det_st	= { 0x0690, 4, 4, 0, 1 },
1157 				.ls_det_clr	= { 0x06a0, 4, 4, 0, 1 },
1158 				.utmi_ls	= { 0x0804, 9, 8, 0, 1 },
1159 				.utmi_hstdet	= { 0x0804, 7, 7, 0, 1 }
1160 			}
1161 		},
1162 		.chg_det = {
1163 			.opmode		= { 0x0ffa0100, 3, 0, 5, 1 },
1164 			.cp_det		= { 0x0804, 1, 1, 0, 1 },
1165 			.dcp_det	= { 0x0804, 0, 0, 0, 1 },
1166 			.dp_det		= { 0x0804, 2, 2, 0, 1 },
1167 			.idm_sink_en	= { 0x0ffa0108, 8, 8, 0, 1 },
1168 			.idp_sink_en	= { 0x0ffa0108, 7, 7, 0, 1 },
1169 			.idp_src_en	= { 0x0ffa0108, 9, 9, 0, 1 },
1170 			.rdm_pdwn_en	= { 0x0ffa0108, 10, 10, 0, 1 },
1171 			.vdm_src_en	= { 0x0ffa0108, 12, 12, 0, 1 },
1172 			.vdp_src_en	= { 0x0ffa0108, 11, 11, 0, 1 },
1173 		},
1174 	},
1175 	{ /* sentinel */ }
1176 };
1177 
1178 static const struct rockchip_usb2phy_cfg rk3568_phy_cfgs[] = {
1179 	{
1180 		.reg = 0xfe8a0000,
1181 		.num_ports	= 2,
1182 		.clkout_ctl	= { 0x0008, 4, 4, 1, 0 },
1183 		.port_cfgs	= {
1184 			[USB2PHY_PORT_OTG] = {
1185 				.phy_sus	= { 0x0000, 8, 0, 0x052, 0x1d1 },
1186 				.bvalid_det_en	= { 0x0080, 2, 2, 0, 1 },
1187 				.bvalid_det_st	= { 0x0084, 2, 2, 0, 1 },
1188 				.bvalid_det_clr = { 0x0088, 2, 2, 0, 1 },
1189 				.iddig_output	= { 0x0000, 10, 10, 0, 1 },
1190 				.iddig_en	= { 0x0000, 9, 9, 0, 1 },
1191 				.idfall_det_en	= { 0x0080, 5, 5, 0, 1 },
1192 				.idfall_det_st	= { 0x0084, 5, 5, 0, 1 },
1193 				.idfall_det_clr = { 0x0088, 5, 5, 0, 1 },
1194 				.idrise_det_en	= { 0x0080, 4, 4, 0, 1 },
1195 				.idrise_det_st	= { 0x0084, 4, 4, 0, 1 },
1196 				.idrise_det_clr = { 0x0088, 4, 4, 0, 1 },
1197 				.ls_det_en	= { 0x0080, 0, 0, 0, 1 },
1198 				.ls_det_st	= { 0x0084, 0, 0, 0, 1 },
1199 				.ls_det_clr	= { 0x0088, 0, 0, 0, 1 },
1200 				.utmi_avalid	= { 0x00c0, 10, 10, 0, 1 },
1201 				.utmi_bvalid	= { 0x00c0, 9, 9, 0, 1 },
1202 				.utmi_iddig	= { 0x00c0, 6, 6, 0, 1 },
1203 				.utmi_ls	= { 0x00c0, 5, 4, 0, 1 },
1204 			},
1205 			[USB2PHY_PORT_HOST] = {
1206 				.phy_sus	= { 0x0004, 8, 0, 0x1d2, 0x1d1 },
1207 				.ls_det_en	= { 0x0080, 1, 1, 0, 1 },
1208 				.ls_det_st	= { 0x0084, 1, 1, 0, 1 },
1209 				.ls_det_clr	= { 0x0088, 1, 1, 0, 1 },
1210 				.utmi_ls	= { 0x00c0, 17, 16, 0, 1 },
1211 				.utmi_hstdet	= { 0x00c0, 19, 19, 0, 1 }
1212 			}
1213 		},
1214 		.chg_det = {
1215 			.opmode		= { 0x0000, 3, 0, 5, 1 },
1216 			.cp_det		= { 0x00c0, 24, 24, 0, 1 },
1217 			.dcp_det	= { 0x00c0, 23, 23, 0, 1 },
1218 			.dp_det		= { 0x00c0, 25, 25, 0, 1 },
1219 			.idm_sink_en	= { 0x0008, 8, 8, 0, 1 },
1220 			.idp_sink_en	= { 0x0008, 7, 7, 0, 1 },
1221 			.idp_src_en	= { 0x0008, 9, 9, 0, 1 },
1222 			.rdm_pdwn_en	= { 0x0008, 10, 10, 0, 1 },
1223 			.vdm_src_en	= { 0x0008, 12, 12, 0, 1 },
1224 			.vdp_src_en	= { 0x0008, 11, 11, 0, 1 },
1225 		},
1226 	},
1227 	{
1228 		.reg = 0xfe8b0000,
1229 		.num_ports	= 2,
1230 		.clkout_ctl	= { 0x0008, 4, 4, 1, 0 },
1231 		.port_cfgs	= {
1232 			[USB2PHY_PORT_OTG] = {
1233 				.phy_sus	= { 0x0000, 8, 0, 0x1d2, 0x1d1 },
1234 				.ls_det_en	= { 0x0080, 0, 0, 0, 1 },
1235 				.ls_det_st	= { 0x0084, 0, 0, 0, 1 },
1236 				.ls_det_clr	= { 0x0088, 0, 0, 0, 1 },
1237 				.utmi_ls	= { 0x00c0, 5, 4, 0, 1 },
1238 				.utmi_hstdet	= { 0x00c0, 7, 7, 0, 1 }
1239 			},
1240 			[USB2PHY_PORT_HOST] = {
1241 				.phy_sus	= { 0x0004, 8, 0, 0x1d2, 0x1d1 },
1242 				.ls_det_en	= { 0x0080, 1, 1, 0, 1 },
1243 				.ls_det_st	= { 0x0084, 1, 1, 0, 1 },
1244 				.ls_det_clr	= { 0x0088, 1, 1, 0, 1 },
1245 				.utmi_ls	= { 0x00c0, 17, 16, 0, 1 },
1246 				.utmi_hstdet	= { 0x00c0, 19, 19, 0, 1 }
1247 			}
1248 		},
1249 	},
1250 	{ /* sentinel */ }
1251 };
1252 static const struct udevice_id rockchip_usb2phy_ids[] = {
1253 	{ .compatible = "rockchip,rk1808-usb2phy", .data = (ulong)&rk1808_phy_cfgs },
1254 	{ .compatible = "rockchip,rk3128-usb2phy", .data = (ulong)&rk312x_phy_cfgs },
1255 	{ .compatible = "rockchip,rk322x-usb2phy", .data = (ulong)&rk322x_phy_cfgs },
1256 	{ .compatible = "rockchip,rk3308-usb2phy", .data = (ulong)&rk3308_phy_cfgs },
1257 	{ .compatible = "rockchip,rk3328-usb2phy", .data = (ulong)&rk3328_phy_cfgs },
1258 	{ .compatible = "rockchip,rk3368-usb2phy", .data = (ulong)&rk3368_phy_cfgs },
1259 	{ .compatible = "rockchip,rk3399-usb2phy", .data = (ulong)&rk3399_phy_cfgs },
1260 	{ .compatible = "rockchip,rk3568-usb2phy", .data = (ulong)&rk3568_phy_cfgs },
1261 	{ .compatible = "rockchip,rv1108-usb2phy", .data = (ulong)&rv1108_phy_cfgs },
1262 	{ }
1263 };
1264 
1265 U_BOOT_DRIVER(rockchip_usb2phy_port) = {
1266 	.name		= "rockchip_usb2phy_port",
1267 	.id		= UCLASS_PHY,
1268 	.ops		= &rockchip_usb2phy_ops,
1269 };
1270 
1271 U_BOOT_DRIVER(rockchip_usb2phy) = {
1272 	.name		= "rockchip_usb2phy",
1273 	.id		= UCLASS_PHY,
1274 	.of_match	= rockchip_usb2phy_ids,
1275 	.probe		= rockchip_usb2phy_probe,
1276 	.bind		= rockchip_usb2phy_bind,
1277 	.priv_auto_alloc_size = sizeof(struct rockchip_usb2phy),
1278 };
1279