1 // SPDX-License-Identifier: GPL-2.0+
3 * Copyright 2012 Freescale Semiconductor, Inc.
6 #include <linux/module.h>
7 #include <linux/of_platform.h>
10 #include <linux/delay.h>
12 #include "ci_hdrc_imx.h"
14 #define MX25_USB_PHY_CTRL_OFFSET 0x08
15 #define MX25_BM_EXTERNAL_VBUS_DIVIDER BIT(23)
17 #define MX25_EHCI_INTERFACE_SINGLE_UNI (2 << 0)
18 #define MX25_EHCI_INTERFACE_DIFF_UNI (0 << 0)
19 #define MX25_EHCI_INTERFACE_MASK (0xf)
21 #define MX25_OTG_SIC_SHIFT 29
22 #define MX25_OTG_SIC_MASK (0x3 << MX25_OTG_SIC_SHIFT)
23 #define MX25_OTG_PM_BIT BIT(24)
24 #define MX25_OTG_PP_BIT BIT(11)
25 #define MX25_OTG_OCPOL_BIT BIT(3)
27 #define MX25_H1_SIC_SHIFT 21
28 #define MX25_H1_SIC_MASK (0x3 << MX25_H1_SIC_SHIFT)
29 #define MX25_H1_PP_BIT BIT(18)
30 #define MX25_H1_PM_BIT BIT(16)
31 #define MX25_H1_IPPUE_UP_BIT BIT(7)
32 #define MX25_H1_IPPUE_DOWN_BIT BIT(6)
33 #define MX25_H1_TLL_BIT BIT(5)
34 #define MX25_H1_USBTE_BIT BIT(4)
35 #define MX25_H1_OCPOL_BIT BIT(2)
37 #define MX27_H1_PM_BIT BIT(8)
38 #define MX27_H2_PM_BIT BIT(16)
39 #define MX27_OTG_PM_BIT BIT(24)
41 #define MX53_USB_OTG_PHY_CTRL_0_OFFSET 0x08
42 #define MX53_USB_OTG_PHY_CTRL_1_OFFSET 0x0c
43 #define MX53_USB_CTRL_1_OFFSET 0x10
44 #define MX53_USB_CTRL_1_H2_XCVR_CLK_SEL_MASK (0x11 << 2)
45 #define MX53_USB_CTRL_1_H2_XCVR_CLK_SEL_ULPI BIT(2)
46 #define MX53_USB_CTRL_1_H3_XCVR_CLK_SEL_MASK (0x11 << 6)
47 #define MX53_USB_CTRL_1_H3_XCVR_CLK_SEL_ULPI BIT(6)
48 #define MX53_USB_UH2_CTRL_OFFSET 0x14
49 #define MX53_USB_UH3_CTRL_OFFSET 0x18
50 #define MX53_USB_CLKONOFF_CTRL_OFFSET 0x24
51 #define MX53_USB_CLKONOFF_CTRL_H2_INT60CKOFF BIT(21)
52 #define MX53_USB_CLKONOFF_CTRL_H3_INT60CKOFF BIT(22)
53 #define MX53_BM_OVER_CUR_DIS_H1 BIT(5)
54 #define MX53_BM_OVER_CUR_DIS_OTG BIT(8)
55 #define MX53_BM_OVER_CUR_DIS_UHx BIT(30)
56 #define MX53_USB_CTRL_1_UH2_ULPI_EN BIT(26)
57 #define MX53_USB_CTRL_1_UH3_ULPI_EN BIT(27)
58 #define MX53_USB_UHx_CTRL_WAKE_UP_EN BIT(7)
59 #define MX53_USB_UHx_CTRL_ULPI_INT_EN BIT(8)
60 #define MX53_USB_PHYCTRL1_PLLDIV_MASK 0x3
61 #define MX53_USB_PLL_DIV_24_MHZ 0x01
63 #define MX6_BM_NON_BURST_SETTING BIT(1)
64 #define MX6_BM_OVER_CUR_DIS BIT(7)
65 #define MX6_BM_OVER_CUR_POLARITY BIT(8)
66 #define MX6_BM_PWR_POLARITY BIT(9)
67 #define MX6_BM_WAKEUP_ENABLE BIT(10)
68 #define MX6_BM_UTMI_ON_CLOCK BIT(13)
69 #define MX6_BM_ID_WAKEUP BIT(16)
70 #define MX6_BM_VBUS_WAKEUP BIT(17)
71 #define MX6SX_BM_DPDM_WAKEUP_EN BIT(29)
72 #define MX6_BM_WAKEUP_INTR BIT(31)
74 #define MX6_USB_HSIC_CTRL_OFFSET 0x10
75 /* Send resume signal without 480Mhz PHY clock */
76 #define MX6SX_BM_HSIC_AUTO_RESUME BIT(23)
77 /* set before portsc.suspendM = 1 */
78 #define MX6_BM_HSIC_DEV_CONN BIT(21)
80 #define MX6_BM_HSIC_EN BIT(12)
81 /* Force HSIC module 480M clock on, even when in Host is in suspend mode */
82 #define MX6_BM_HSIC_CLK_ON BIT(11)
84 #define MX6_USB_OTG1_PHY_CTRL 0x18
85 /* For imx6dql, it is host-only controller, for later imx6, it is otg's */
86 #define MX6_USB_OTG2_PHY_CTRL 0x1c
87 #define MX6SX_USB_VBUS_WAKEUP_SOURCE(v) (v << 8)
88 #define MX6SX_USB_VBUS_WAKEUP_SOURCE_VBUS MX6SX_USB_VBUS_WAKEUP_SOURCE(0)
89 #define MX6SX_USB_VBUS_WAKEUP_SOURCE_AVALID MX6SX_USB_VBUS_WAKEUP_SOURCE(1)
90 #define MX6SX_USB_VBUS_WAKEUP_SOURCE_BVALID MX6SX_USB_VBUS_WAKEUP_SOURCE(2)
91 #define MX6SX_USB_VBUS_WAKEUP_SOURCE_SESS_END MX6SX_USB_VBUS_WAKEUP_SOURCE(3)
93 #define VF610_OVER_CUR_DIS BIT(7)
95 #define MX7D_USBNC_USB_CTRL2 0x4
96 #define MX7D_USB_VBUS_WAKEUP_SOURCE_MASK 0x3
97 #define MX7D_USB_VBUS_WAKEUP_SOURCE(v) (v << 0)
98 #define MX7D_USB_VBUS_WAKEUP_SOURCE_VBUS MX7D_USB_VBUS_WAKEUP_SOURCE(0)
99 #define MX7D_USB_VBUS_WAKEUP_SOURCE_AVALID MX7D_USB_VBUS_WAKEUP_SOURCE(1)
100 #define MX7D_USB_VBUS_WAKEUP_SOURCE_BVALID MX7D_USB_VBUS_WAKEUP_SOURCE(2)
101 #define MX7D_USB_VBUS_WAKEUP_SOURCE_SESS_END MX7D_USB_VBUS_WAKEUP_SOURCE(3)
104 /* It's called once when probe a usb device */
105 int (*init)(struct imx_usbmisc_data *data);
106 /* It's called once after adding a usb device */
107 int (*post)(struct imx_usbmisc_data *data);
108 /* It's called when we need to enable/disable usb wakeup */
109 int (*set_wakeup)(struct imx_usbmisc_data *data, bool enabled);
110 /* It's called before setting portsc.suspendM */
111 int (*hsic_set_connect)(struct imx_usbmisc_data *data);
112 /* It's called during suspend/resume */
113 int (*hsic_set_clk)(struct imx_usbmisc_data *data, bool enabled);
119 const struct usbmisc_ops *ops;
122 static inline bool is_imx53_usbmisc(struct imx_usbmisc_data *data);
124 static int usbmisc_imx25_init(struct imx_usbmisc_data *data)
126 struct imx_usbmisc *usbmisc = dev_get_drvdata(data->dev);
133 spin_lock_irqsave(&usbmisc->lock, flags);
134 switch (data->index) {
136 val = readl(usbmisc->base);
137 val &= ~(MX25_OTG_SIC_MASK | MX25_OTG_PP_BIT);
138 val |= (MX25_EHCI_INTERFACE_DIFF_UNI & MX25_EHCI_INTERFACE_MASK) << MX25_OTG_SIC_SHIFT;
139 val |= (MX25_OTG_PM_BIT | MX25_OTG_OCPOL_BIT);
142 * If the polarity is not configured assume active high for
143 * historical reasons.
145 if (data->oc_pol_configured && data->oc_pol_active_low)
146 val &= ~MX25_OTG_OCPOL_BIT;
148 writel(val, usbmisc->base);
151 val = readl(usbmisc->base);
152 val &= ~(MX25_H1_SIC_MASK | MX25_H1_PP_BIT | MX25_H1_IPPUE_UP_BIT);
153 val |= (MX25_EHCI_INTERFACE_SINGLE_UNI & MX25_EHCI_INTERFACE_MASK) << MX25_H1_SIC_SHIFT;
154 val |= (MX25_H1_PM_BIT | MX25_H1_OCPOL_BIT | MX25_H1_TLL_BIT |
155 MX25_H1_USBTE_BIT | MX25_H1_IPPUE_DOWN_BIT);
158 * If the polarity is not configured assume active high for
159 * historical reasons.
161 if (data->oc_pol_configured && data->oc_pol_active_low)
162 val &= ~MX25_H1_OCPOL_BIT;
164 writel(val, usbmisc->base);
168 spin_unlock_irqrestore(&usbmisc->lock, flags);
173 static int usbmisc_imx25_post(struct imx_usbmisc_data *data)
175 struct imx_usbmisc *usbmisc = dev_get_drvdata(data->dev);
186 spin_lock_irqsave(&usbmisc->lock, flags);
187 reg = usbmisc->base + MX25_USB_PHY_CTRL_OFFSET;
191 val |= MX25_BM_EXTERNAL_VBUS_DIVIDER;
193 val &= ~MX25_BM_EXTERNAL_VBUS_DIVIDER;
196 spin_unlock_irqrestore(&usbmisc->lock, flags);
197 usleep_range(5000, 10000); /* needed to stabilize voltage */
202 static int usbmisc_imx27_init(struct imx_usbmisc_data *data)
204 struct imx_usbmisc *usbmisc = dev_get_drvdata(data->dev);
208 switch (data->index) {
210 val = MX27_OTG_PM_BIT;
213 val = MX27_H1_PM_BIT;
216 val = MX27_H2_PM_BIT;
222 spin_lock_irqsave(&usbmisc->lock, flags);
223 if (data->disable_oc)
224 val = readl(usbmisc->base) | val;
226 val = readl(usbmisc->base) & ~val;
227 writel(val, usbmisc->base);
228 spin_unlock_irqrestore(&usbmisc->lock, flags);
233 static int usbmisc_imx53_init(struct imx_usbmisc_data *data)
235 struct imx_usbmisc *usbmisc = dev_get_drvdata(data->dev);
236 void __iomem *reg = NULL;
243 /* Select a 24 MHz reference clock for the PHY */
244 val = readl(usbmisc->base + MX53_USB_OTG_PHY_CTRL_1_OFFSET);
245 val &= ~MX53_USB_PHYCTRL1_PLLDIV_MASK;
246 val |= MX53_USB_PLL_DIV_24_MHZ;
247 writel(val, usbmisc->base + MX53_USB_OTG_PHY_CTRL_1_OFFSET);
249 spin_lock_irqsave(&usbmisc->lock, flags);
251 switch (data->index) {
253 if (data->disable_oc) {
254 reg = usbmisc->base + MX53_USB_OTG_PHY_CTRL_0_OFFSET;
255 val = readl(reg) | MX53_BM_OVER_CUR_DIS_OTG;
260 if (data->disable_oc) {
261 reg = usbmisc->base + MX53_USB_OTG_PHY_CTRL_0_OFFSET;
262 val = readl(reg) | MX53_BM_OVER_CUR_DIS_H1;
268 /* set USBH2 into ULPI-mode. */
269 reg = usbmisc->base + MX53_USB_CTRL_1_OFFSET;
270 val = readl(reg) | MX53_USB_CTRL_1_UH2_ULPI_EN;
271 /* select ULPI clock */
272 val &= ~MX53_USB_CTRL_1_H2_XCVR_CLK_SEL_MASK;
273 val |= MX53_USB_CTRL_1_H2_XCVR_CLK_SEL_ULPI;
275 /* Set interrupt wake up enable */
276 reg = usbmisc->base + MX53_USB_UH2_CTRL_OFFSET;
277 val = readl(reg) | MX53_USB_UHx_CTRL_WAKE_UP_EN
278 | MX53_USB_UHx_CTRL_ULPI_INT_EN;
280 if (is_imx53_usbmisc(data)) {
281 /* Disable internal 60Mhz clock */
282 reg = usbmisc->base +
283 MX53_USB_CLKONOFF_CTRL_OFFSET;
285 MX53_USB_CLKONOFF_CTRL_H2_INT60CKOFF;
290 if (data->disable_oc) {
291 reg = usbmisc->base + MX53_USB_UH2_CTRL_OFFSET;
292 val = readl(reg) | MX53_BM_OVER_CUR_DIS_UHx;
298 /* set USBH3 into ULPI-mode. */
299 reg = usbmisc->base + MX53_USB_CTRL_1_OFFSET;
300 val = readl(reg) | MX53_USB_CTRL_1_UH3_ULPI_EN;
301 /* select ULPI clock */
302 val &= ~MX53_USB_CTRL_1_H3_XCVR_CLK_SEL_MASK;
303 val |= MX53_USB_CTRL_1_H3_XCVR_CLK_SEL_ULPI;
305 /* Set interrupt wake up enable */
306 reg = usbmisc->base + MX53_USB_UH3_CTRL_OFFSET;
307 val = readl(reg) | MX53_USB_UHx_CTRL_WAKE_UP_EN
308 | MX53_USB_UHx_CTRL_ULPI_INT_EN;
311 if (is_imx53_usbmisc(data)) {
312 /* Disable internal 60Mhz clock */
313 reg = usbmisc->base +
314 MX53_USB_CLKONOFF_CTRL_OFFSET;
316 MX53_USB_CLKONOFF_CTRL_H3_INT60CKOFF;
320 if (data->disable_oc) {
321 reg = usbmisc->base + MX53_USB_UH3_CTRL_OFFSET;
322 val = readl(reg) | MX53_BM_OVER_CUR_DIS_UHx;
328 spin_unlock_irqrestore(&usbmisc->lock, flags);
333 static int usbmisc_imx6q_set_wakeup
334 (struct imx_usbmisc_data *data, bool enabled)
336 struct imx_usbmisc *usbmisc = dev_get_drvdata(data->dev);
339 u32 wakeup_setting = (MX6_BM_WAKEUP_ENABLE |
340 MX6_BM_VBUS_WAKEUP | MX6_BM_ID_WAKEUP);
346 spin_lock_irqsave(&usbmisc->lock, flags);
347 val = readl(usbmisc->base + data->index * 4);
349 val |= wakeup_setting;
351 if (val & MX6_BM_WAKEUP_INTR)
352 pr_debug("wakeup int at ci_hdrc.%d\n", data->index);
353 val &= ~wakeup_setting;
355 writel(val, usbmisc->base + data->index * 4);
356 spin_unlock_irqrestore(&usbmisc->lock, flags);
361 static int usbmisc_imx6q_init(struct imx_usbmisc_data *data)
363 struct imx_usbmisc *usbmisc = dev_get_drvdata(data->dev);
370 spin_lock_irqsave(&usbmisc->lock, flags);
372 reg = readl(usbmisc->base + data->index * 4);
373 if (data->disable_oc) {
374 reg |= MX6_BM_OVER_CUR_DIS;
376 reg &= ~MX6_BM_OVER_CUR_DIS;
379 * If the polarity is not configured keep it as setup by the
382 if (data->oc_pol_configured && data->oc_pol_active_low)
383 reg |= MX6_BM_OVER_CUR_POLARITY;
384 else if (data->oc_pol_configured)
385 reg &= ~MX6_BM_OVER_CUR_POLARITY;
387 /* If the polarity is not set keep it as setup by the bootlader */
388 if (data->pwr_pol == 1)
389 reg |= MX6_BM_PWR_POLARITY;
390 writel(reg, usbmisc->base + data->index * 4);
392 /* SoC non-burst setting */
393 reg = readl(usbmisc->base + data->index * 4);
394 writel(reg | MX6_BM_NON_BURST_SETTING,
395 usbmisc->base + data->index * 4);
397 /* For HSIC controller */
399 reg = readl(usbmisc->base + data->index * 4);
400 writel(reg | MX6_BM_UTMI_ON_CLOCK,
401 usbmisc->base + data->index * 4);
402 reg = readl(usbmisc->base + MX6_USB_HSIC_CTRL_OFFSET
403 + (data->index - 2) * 4);
404 reg |= MX6_BM_HSIC_EN | MX6_BM_HSIC_CLK_ON;
405 writel(reg, usbmisc->base + MX6_USB_HSIC_CTRL_OFFSET
406 + (data->index - 2) * 4);
409 spin_unlock_irqrestore(&usbmisc->lock, flags);
411 usbmisc_imx6q_set_wakeup(data, false);
416 static int usbmisc_imx6_hsic_get_reg_offset(struct imx_usbmisc_data *data)
420 if (data->index == 2 || data->index == 3) {
421 offset = (data->index - 2) * 4;
422 } else if (data->index == 0) {
424 * For SoCs like i.MX7D and later, each USB controller has
425 * its own non-core register region. For SoCs before i.MX7D,
426 * the first two USB controllers are non-HSIC controllers.
430 dev_err(data->dev, "index is error for usbmisc\n");
434 return ret ? ret : offset;
437 static int usbmisc_imx6_hsic_set_connect(struct imx_usbmisc_data *data)
441 struct imx_usbmisc *usbmisc = dev_get_drvdata(data->dev);
444 spin_lock_irqsave(&usbmisc->lock, flags);
445 offset = usbmisc_imx6_hsic_get_reg_offset(data);
447 spin_unlock_irqrestore(&usbmisc->lock, flags);
451 val = readl(usbmisc->base + MX6_USB_HSIC_CTRL_OFFSET + offset);
452 if (!(val & MX6_BM_HSIC_DEV_CONN))
453 writel(val | MX6_BM_HSIC_DEV_CONN,
454 usbmisc->base + MX6_USB_HSIC_CTRL_OFFSET + offset);
456 spin_unlock_irqrestore(&usbmisc->lock, flags);
461 static int usbmisc_imx6_hsic_set_clk(struct imx_usbmisc_data *data, bool on)
465 struct imx_usbmisc *usbmisc = dev_get_drvdata(data->dev);
468 spin_lock_irqsave(&usbmisc->lock, flags);
469 offset = usbmisc_imx6_hsic_get_reg_offset(data);
471 spin_unlock_irqrestore(&usbmisc->lock, flags);
475 val = readl(usbmisc->base + MX6_USB_HSIC_CTRL_OFFSET + offset);
476 val |= MX6_BM_HSIC_EN | MX6_BM_HSIC_CLK_ON;
478 val |= MX6_BM_HSIC_CLK_ON;
480 val &= ~MX6_BM_HSIC_CLK_ON;
482 writel(val, usbmisc->base + MX6_USB_HSIC_CTRL_OFFSET + offset);
483 spin_unlock_irqrestore(&usbmisc->lock, flags);
489 static int usbmisc_imx6sx_init(struct imx_usbmisc_data *data)
491 void __iomem *reg = NULL;
493 struct imx_usbmisc *usbmisc = dev_get_drvdata(data->dev);
496 usbmisc_imx6q_init(data);
498 if (data->index == 0 || data->index == 1) {
499 reg = usbmisc->base + MX6_USB_OTG1_PHY_CTRL + data->index * 4;
500 spin_lock_irqsave(&usbmisc->lock, flags);
501 /* Set vbus wakeup source as bvalid */
503 writel(val | MX6SX_USB_VBUS_WAKEUP_SOURCE_BVALID, reg);
505 * Disable dp/dm wakeup in device mode when vbus is
508 val = readl(usbmisc->base + data->index * 4);
509 writel(val & ~MX6SX_BM_DPDM_WAKEUP_EN,
510 usbmisc->base + data->index * 4);
511 spin_unlock_irqrestore(&usbmisc->lock, flags);
514 /* For HSIC controller */
516 val = readl(usbmisc->base + MX6_USB_HSIC_CTRL_OFFSET);
517 val |= MX6SX_BM_HSIC_AUTO_RESUME;
518 writel(val, usbmisc->base + MX6_USB_HSIC_CTRL_OFFSET);
524 static int usbmisc_vf610_init(struct imx_usbmisc_data *data)
526 struct imx_usbmisc *usbmisc = dev_get_drvdata(data->dev);
530 * Vybrid only has one misc register set, but in two different
531 * areas. These is reflected in two instances of this driver.
533 if (data->index >= 1)
536 if (data->disable_oc) {
537 reg = readl(usbmisc->base);
538 writel(reg | VF610_OVER_CUR_DIS, usbmisc->base);
544 static int usbmisc_imx7d_set_wakeup
545 (struct imx_usbmisc_data *data, bool enabled)
547 struct imx_usbmisc *usbmisc = dev_get_drvdata(data->dev);
550 u32 wakeup_setting = (MX6_BM_WAKEUP_ENABLE |
551 MX6_BM_VBUS_WAKEUP | MX6_BM_ID_WAKEUP);
553 spin_lock_irqsave(&usbmisc->lock, flags);
554 val = readl(usbmisc->base);
556 writel(val | wakeup_setting, usbmisc->base);
558 if (val & MX6_BM_WAKEUP_INTR)
559 dev_dbg(data->dev, "wakeup int\n");
560 writel(val & ~wakeup_setting, usbmisc->base);
562 spin_unlock_irqrestore(&usbmisc->lock, flags);
567 static int usbmisc_imx7d_init(struct imx_usbmisc_data *data)
569 struct imx_usbmisc *usbmisc = dev_get_drvdata(data->dev);
573 if (data->index >= 1)
576 spin_lock_irqsave(&usbmisc->lock, flags);
577 reg = readl(usbmisc->base);
578 if (data->disable_oc) {
579 reg |= MX6_BM_OVER_CUR_DIS;
581 reg &= ~MX6_BM_OVER_CUR_DIS;
584 * If the polarity is not configured keep it as setup by the
587 if (data->oc_pol_configured && data->oc_pol_active_low)
588 reg |= MX6_BM_OVER_CUR_POLARITY;
589 else if (data->oc_pol_configured)
590 reg &= ~MX6_BM_OVER_CUR_POLARITY;
592 /* If the polarity is not set keep it as setup by the bootlader */
593 if (data->pwr_pol == 1)
594 reg |= MX6_BM_PWR_POLARITY;
595 writel(reg, usbmisc->base);
597 reg = readl(usbmisc->base + MX7D_USBNC_USB_CTRL2);
598 reg &= ~MX7D_USB_VBUS_WAKEUP_SOURCE_MASK;
599 writel(reg | MX7D_USB_VBUS_WAKEUP_SOURCE_BVALID,
600 usbmisc->base + MX7D_USBNC_USB_CTRL2);
602 spin_unlock_irqrestore(&usbmisc->lock, flags);
604 usbmisc_imx7d_set_wakeup(data, false);
609 static const struct usbmisc_ops imx25_usbmisc_ops = {
610 .init = usbmisc_imx25_init,
611 .post = usbmisc_imx25_post,
614 static const struct usbmisc_ops imx27_usbmisc_ops = {
615 .init = usbmisc_imx27_init,
618 static const struct usbmisc_ops imx51_usbmisc_ops = {
619 .init = usbmisc_imx53_init,
622 static const struct usbmisc_ops imx53_usbmisc_ops = {
623 .init = usbmisc_imx53_init,
626 static const struct usbmisc_ops imx6q_usbmisc_ops = {
627 .set_wakeup = usbmisc_imx6q_set_wakeup,
628 .init = usbmisc_imx6q_init,
629 .hsic_set_connect = usbmisc_imx6_hsic_set_connect,
630 .hsic_set_clk = usbmisc_imx6_hsic_set_clk,
633 static const struct usbmisc_ops vf610_usbmisc_ops = {
634 .init = usbmisc_vf610_init,
637 static const struct usbmisc_ops imx6sx_usbmisc_ops = {
638 .set_wakeup = usbmisc_imx6q_set_wakeup,
639 .init = usbmisc_imx6sx_init,
640 .hsic_set_connect = usbmisc_imx6_hsic_set_connect,
641 .hsic_set_clk = usbmisc_imx6_hsic_set_clk,
644 static const struct usbmisc_ops imx7d_usbmisc_ops = {
645 .init = usbmisc_imx7d_init,
646 .set_wakeup = usbmisc_imx7d_set_wakeup,
649 static inline bool is_imx53_usbmisc(struct imx_usbmisc_data *data)
651 struct imx_usbmisc *usbmisc = dev_get_drvdata(data->dev);
653 return usbmisc->ops == &imx53_usbmisc_ops;
656 int imx_usbmisc_init(struct imx_usbmisc_data *data)
658 struct imx_usbmisc *usbmisc;
663 usbmisc = dev_get_drvdata(data->dev);
664 if (!usbmisc->ops->init)
666 return usbmisc->ops->init(data);
668 EXPORT_SYMBOL_GPL(imx_usbmisc_init);
670 int imx_usbmisc_init_post(struct imx_usbmisc_data *data)
672 struct imx_usbmisc *usbmisc;
677 usbmisc = dev_get_drvdata(data->dev);
678 if (!usbmisc->ops->post)
680 return usbmisc->ops->post(data);
682 EXPORT_SYMBOL_GPL(imx_usbmisc_init_post);
684 int imx_usbmisc_set_wakeup(struct imx_usbmisc_data *data, bool enabled)
686 struct imx_usbmisc *usbmisc;
691 usbmisc = dev_get_drvdata(data->dev);
692 if (!usbmisc->ops->set_wakeup)
694 return usbmisc->ops->set_wakeup(data, enabled);
696 EXPORT_SYMBOL_GPL(imx_usbmisc_set_wakeup);
698 int imx_usbmisc_hsic_set_connect(struct imx_usbmisc_data *data)
700 struct imx_usbmisc *usbmisc;
705 usbmisc = dev_get_drvdata(data->dev);
706 if (!usbmisc->ops->hsic_set_connect || !data->hsic)
708 return usbmisc->ops->hsic_set_connect(data);
710 EXPORT_SYMBOL_GPL(imx_usbmisc_hsic_set_connect);
712 int imx_usbmisc_hsic_set_clk(struct imx_usbmisc_data *data, bool on)
714 struct imx_usbmisc *usbmisc;
719 usbmisc = dev_get_drvdata(data->dev);
720 if (!usbmisc->ops->hsic_set_clk || !data->hsic)
722 return usbmisc->ops->hsic_set_clk(data, on);
724 EXPORT_SYMBOL_GPL(imx_usbmisc_hsic_set_clk);
725 static const struct of_device_id usbmisc_imx_dt_ids[] = {
727 .compatible = "fsl,imx25-usbmisc",
728 .data = &imx25_usbmisc_ops,
731 .compatible = "fsl,imx35-usbmisc",
732 .data = &imx25_usbmisc_ops,
735 .compatible = "fsl,imx27-usbmisc",
736 .data = &imx27_usbmisc_ops,
739 .compatible = "fsl,imx51-usbmisc",
740 .data = &imx51_usbmisc_ops,
743 .compatible = "fsl,imx53-usbmisc",
744 .data = &imx53_usbmisc_ops,
747 .compatible = "fsl,imx6q-usbmisc",
748 .data = &imx6q_usbmisc_ops,
751 .compatible = "fsl,vf610-usbmisc",
752 .data = &vf610_usbmisc_ops,
755 .compatible = "fsl,imx6sx-usbmisc",
756 .data = &imx6sx_usbmisc_ops,
759 .compatible = "fsl,imx6ul-usbmisc",
760 .data = &imx6sx_usbmisc_ops,
763 .compatible = "fsl,imx7d-usbmisc",
764 .data = &imx7d_usbmisc_ops,
767 .compatible = "fsl,imx7ulp-usbmisc",
768 .data = &imx7d_usbmisc_ops,
772 MODULE_DEVICE_TABLE(of, usbmisc_imx_dt_ids);
774 static int usbmisc_imx_probe(struct platform_device *pdev)
776 struct imx_usbmisc *data;
777 const struct of_device_id *of_id;
779 of_id = of_match_device(usbmisc_imx_dt_ids, &pdev->dev);
783 data = devm_kzalloc(&pdev->dev, sizeof(*data), GFP_KERNEL);
787 spin_lock_init(&data->lock);
789 data->base = devm_platform_ioremap_resource(pdev, 0);
790 if (IS_ERR(data->base))
791 return PTR_ERR(data->base);
793 data->ops = (const struct usbmisc_ops *)of_id->data;
794 platform_set_drvdata(pdev, data);
799 static int usbmisc_imx_remove(struct platform_device *pdev)
804 static struct platform_driver usbmisc_imx_driver = {
805 .probe = usbmisc_imx_probe,
806 .remove = usbmisc_imx_remove,
808 .name = "usbmisc_imx",
809 .of_match_table = usbmisc_imx_dt_ids,
813 module_platform_driver(usbmisc_imx_driver);
815 MODULE_ALIAS("platform:usbmisc-imx");
816 MODULE_LICENSE("GPL");
817 MODULE_DESCRIPTION("driver for imx usb non-core registers");
818 MODULE_AUTHOR("Richard Zhao <richard.zhao@freescale.com>");