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