1 // SPDX-License-Identifier: GPL-2.0
2 /*
3  * ulpi.h -- ULPI defines and function prorotypes
4  *
5  * Copyright (C) 2010 Nokia Corporation
6  *
7  * This software is distributed under the terms of the GNU General
8  * Public License ("GPL") as published by the Free Software Foundation,
9  * version 2 of that License.
10  */
11 
12 #ifndef __LINUX_USB_ULPI_H
13 #define __LINUX_USB_ULPI_H
14 
15 #include <linux/usb/otg.h>
16 #include <linux/ulpi/regs.h>
17 
18 /*-------------------------------------------------------------------------*/
19 
20 /*
21  * ULPI Flags
22  */
23 #define ULPI_OTG_ID_PULLUP		(1 << 0)
24 #define ULPI_OTG_DP_PULLDOWN_DIS	(1 << 1)
25 #define ULPI_OTG_DM_PULLDOWN_DIS	(1 << 2)
26 #define ULPI_OTG_DISCHRGVBUS		(1 << 3)
27 #define ULPI_OTG_CHRGVBUS		(1 << 4)
28 #define ULPI_OTG_DRVVBUS		(1 << 5)
29 #define ULPI_OTG_DRVVBUS_EXT		(1 << 6)
30 #define ULPI_OTG_EXTVBUSIND		(1 << 7)
31 
32 #define ULPI_IC_6PIN_SERIAL		(1 << 8)
33 #define ULPI_IC_3PIN_SERIAL		(1 << 9)
34 #define ULPI_IC_CARKIT			(1 << 10)
35 #define ULPI_IC_CLKSUSPM		(1 << 11)
36 #define ULPI_IC_AUTORESUME		(1 << 12)
37 #define ULPI_IC_EXTVBUS_INDINV		(1 << 13)
38 #define ULPI_IC_IND_PASSTHRU		(1 << 14)
39 #define ULPI_IC_PROTECT_DIS		(1 << 15)
40 
41 #define ULPI_FC_HS			(1 << 16)
42 #define ULPI_FC_FS			(1 << 17)
43 #define ULPI_FC_LS			(1 << 18)
44 #define ULPI_FC_FS4LS			(1 << 19)
45 #define ULPI_FC_TERMSEL			(1 << 20)
46 #define ULPI_FC_OP_NORM			(1 << 21)
47 #define ULPI_FC_OP_NODRV		(1 << 22)
48 #define ULPI_FC_OP_DIS_NRZI		(1 << 23)
49 #define ULPI_FC_OP_NSYNC_NEOP		(1 << 24)
50 #define ULPI_FC_RST			(1 << 25)
51 #define ULPI_FC_SUSPM			(1 << 26)
52 
53 /*-------------------------------------------------------------------------*/
54 
55 #if IS_ENABLED(CONFIG_USB_ULPI)
56 struct usb_phy *otg_ulpi_create(struct usb_phy_io_ops *ops,
57 					unsigned int flags);
58 
59 struct usb_phy *devm_otg_ulpi_create(struct device *dev,
60 				     struct usb_phy_io_ops *ops,
61 				     unsigned int flags);
62 #else
otg_ulpi_create(struct usb_phy_io_ops * ops,unsigned int flags)63 static inline struct usb_phy *otg_ulpi_create(struct usb_phy_io_ops *ops,
64 					      unsigned int flags)
65 {
66 	return NULL;
67 }
68 
devm_otg_ulpi_create(struct device * dev,struct usb_phy_io_ops * ops,unsigned int flags)69 static inline struct usb_phy *devm_otg_ulpi_create(struct device *dev,
70 						   struct usb_phy_io_ops *ops,
71 						   unsigned int flags)
72 {
73 	return NULL;
74 }
75 #endif
76 
77 #ifdef CONFIG_USB_ULPI_VIEWPORT
78 /* access ops for controllers with a viewport register */
79 extern struct usb_phy_io_ops ulpi_viewport_access_ops;
80 #endif
81 
82 #endif /* __LINUX_USB_ULPI_H */
83