1 /*
2  * ulpi.h -- ULPI defines and function prorotypes
3  *
4  * Copyright (C) 2010 Nokia Corporation
5  *
6  * This software is distributed under the terms of the GNU General
7  * Public License ("GPL") as published by the Free Software Foundation,
8  * version 2 of that License.
9  */
10 
11 #ifndef __LINUX_USB_ULPI_H
12 #define __LINUX_USB_ULPI_H
13 
14 #include <linux/usb/otg.h>
15 /*-------------------------------------------------------------------------*/
16 
17 /*
18  * ULPI Flags
19  */
20 #define ULPI_OTG_ID_PULLUP		(1 << 0)
21 #define ULPI_OTG_DP_PULLDOWN_DIS	(1 << 1)
22 #define ULPI_OTG_DM_PULLDOWN_DIS	(1 << 2)
23 #define ULPI_OTG_DISCHRGVBUS		(1 << 3)
24 #define ULPI_OTG_CHRGVBUS		(1 << 4)
25 #define ULPI_OTG_DRVVBUS		(1 << 5)
26 #define ULPI_OTG_DRVVBUS_EXT		(1 << 6)
27 #define ULPI_OTG_EXTVBUSIND		(1 << 7)
28 
29 #define ULPI_IC_6PIN_SERIAL		(1 << 8)
30 #define ULPI_IC_3PIN_SERIAL		(1 << 9)
31 #define ULPI_IC_CARKIT			(1 << 10)
32 #define ULPI_IC_CLKSUSPM		(1 << 11)
33 #define ULPI_IC_AUTORESUME		(1 << 12)
34 #define ULPI_IC_EXTVBUS_INDINV		(1 << 13)
35 #define ULPI_IC_IND_PASSTHRU		(1 << 14)
36 #define ULPI_IC_PROTECT_DIS		(1 << 15)
37 
38 #define ULPI_FC_HS			(1 << 16)
39 #define ULPI_FC_FS			(1 << 17)
40 #define ULPI_FC_LS			(1 << 18)
41 #define ULPI_FC_FS4LS			(1 << 19)
42 #define ULPI_FC_TERMSEL			(1 << 20)
43 #define ULPI_FC_OP_NORM			(1 << 21)
44 #define ULPI_FC_OP_NODRV		(1 << 22)
45 #define ULPI_FC_OP_DIS_NRZI		(1 << 23)
46 #define ULPI_FC_OP_NSYNC_NEOP		(1 << 24)
47 #define ULPI_FC_RST			(1 << 25)
48 #define ULPI_FC_SUSPM			(1 << 26)
49 
50 /*-------------------------------------------------------------------------*/
51 
52 /*
53  * Macros for Set and Clear
54  * See ULPI 1.1 specification to find the registers with Set and Clear offsets
55  */
56 #define ULPI_SET(a)				(a + 1)
57 #define ULPI_CLR(a)				(a + 2)
58 
59 /*-------------------------------------------------------------------------*/
60 
61 /*
62  * Register Map
63  */
64 #define ULPI_VENDOR_ID_LOW			0x00
65 #define ULPI_VENDOR_ID_HIGH			0x01
66 #define ULPI_PRODUCT_ID_LOW			0x02
67 #define ULPI_PRODUCT_ID_HIGH			0x03
68 #define ULPI_FUNC_CTRL				0x04
69 #define ULPI_IFC_CTRL				0x07
70 #define ULPI_OTG_CTRL				0x0a
71 #define ULPI_USB_INT_EN_RISE			0x0d
72 #define ULPI_USB_INT_EN_FALL			0x10
73 #define ULPI_USB_INT_STS			0x13
74 #define ULPI_USB_INT_LATCH			0x14
75 #define ULPI_DEBUG				0x15
76 #define ULPI_SCRATCH				0x16
77 /* Optional Carkit Registers */
78 #define ULPI_CARCIT_CTRL			0x19
79 #define ULPI_CARCIT_INT_DELAY			0x1c
80 #define ULPI_CARCIT_INT_EN			0x1d
81 #define ULPI_CARCIT_INT_STS			0x20
82 #define ULPI_CARCIT_INT_LATCH			0x21
83 #define ULPI_CARCIT_PLS_CTRL			0x22
84 /* Other Optional Registers */
85 #define ULPI_TX_POS_WIDTH			0x25
86 #define ULPI_TX_NEG_WIDTH			0x26
87 #define ULPI_POLARITY_RECOVERY			0x27
88 /* Access Extended Register Set */
89 #define ULPI_ACCESS_EXTENDED			0x2f
90 /* Vendor Specific */
91 #define ULPI_VENDOR_SPECIFIC			0x30
92 /* Extended Registers */
93 #define ULPI_EXT_VENDOR_SPECIFIC		0x80
94 
95 /*-------------------------------------------------------------------------*/
96 
97 /*
98  * Register Bits
99  */
100 
101 /* Function Control */
102 #define ULPI_FUNC_CTRL_XCVRSEL			(1 << 0)
103 #define  ULPI_FUNC_CTRL_XCVRSEL_MASK		(3 << 0)
104 #define  ULPI_FUNC_CTRL_HIGH_SPEED		(0 << 0)
105 #define  ULPI_FUNC_CTRL_FULL_SPEED		(1 << 0)
106 #define  ULPI_FUNC_CTRL_LOW_SPEED		(2 << 0)
107 #define  ULPI_FUNC_CTRL_FS4LS			(3 << 0)
108 #define ULPI_FUNC_CTRL_TERMSELECT		(1 << 2)
109 #define ULPI_FUNC_CTRL_OPMODE			(1 << 3)
110 #define  ULPI_FUNC_CTRL_OPMODE_MASK		(3 << 3)
111 #define  ULPI_FUNC_CTRL_OPMODE_NORMAL		(0 << 3)
112 #define  ULPI_FUNC_CTRL_OPMODE_NONDRIVING	(1 << 3)
113 #define  ULPI_FUNC_CTRL_OPMODE_DISABLE_NRZI	(2 << 3)
114 #define  ULPI_FUNC_CTRL_OPMODE_NOSYNC_NOEOP	(3 << 3)
115 #define ULPI_FUNC_CTRL_RESET			(1 << 5)
116 #define ULPI_FUNC_CTRL_SUSPENDM			(1 << 6)
117 
118 /* Interface Control */
119 #define ULPI_IFC_CTRL_6_PIN_SERIAL_MODE		(1 << 0)
120 #define ULPI_IFC_CTRL_3_PIN_SERIAL_MODE		(1 << 1)
121 #define ULPI_IFC_CTRL_CARKITMODE		(1 << 2)
122 #define ULPI_IFC_CTRL_CLOCKSUSPENDM		(1 << 3)
123 #define ULPI_IFC_CTRL_AUTORESUME		(1 << 4)
124 #define ULPI_IFC_CTRL_EXTERNAL_VBUS		(1 << 5)
125 #define ULPI_IFC_CTRL_PASSTHRU			(1 << 6)
126 #define ULPI_IFC_CTRL_PROTECT_IFC_DISABLE	(1 << 7)
127 
128 /* OTG Control */
129 #define ULPI_OTG_CTRL_ID_PULLUP			(1 << 0)
130 #define ULPI_OTG_CTRL_DP_PULLDOWN		(1 << 1)
131 #define ULPI_OTG_CTRL_DM_PULLDOWN		(1 << 2)
132 #define ULPI_OTG_CTRL_DISCHRGVBUS		(1 << 3)
133 #define ULPI_OTG_CTRL_CHRGVBUS			(1 << 4)
134 #define ULPI_OTG_CTRL_DRVVBUS			(1 << 5)
135 #define ULPI_OTG_CTRL_DRVVBUS_EXT		(1 << 6)
136 #define ULPI_OTG_CTRL_EXTVBUSIND		(1 << 7)
137 
138 /* USB Interrupt Enable Rising,
139  * USB Interrupt Enable Falling,
140  * USB Interrupt Status and
141  * USB Interrupt Latch
142  */
143 #define ULPI_INT_HOST_DISCONNECT		(1 << 0)
144 #define ULPI_INT_VBUS_VALID			(1 << 1)
145 #define ULPI_INT_SESS_VALID			(1 << 2)
146 #define ULPI_INT_SESS_END			(1 << 3)
147 #define ULPI_INT_IDGRD				(1 << 4)
148 
149 /* Debug */
150 #define ULPI_DEBUG_LINESTATE0			(1 << 0)
151 #define ULPI_DEBUG_LINESTATE1			(1 << 1)
152 
153 /* Carkit Control */
154 #define ULPI_CARKIT_CTRL_CARKITPWR		(1 << 0)
155 #define ULPI_CARKIT_CTRL_IDGNDDRV		(1 << 1)
156 #define ULPI_CARKIT_CTRL_TXDEN			(1 << 2)
157 #define ULPI_CARKIT_CTRL_RXDEN			(1 << 3)
158 #define ULPI_CARKIT_CTRL_SPKLEFTEN		(1 << 4)
159 #define ULPI_CARKIT_CTRL_SPKRIGHTEN		(1 << 5)
160 #define ULPI_CARKIT_CTRL_MICEN			(1 << 6)
161 
162 /* Carkit Interrupt Enable */
163 #define ULPI_CARKIT_INT_EN_IDFLOAT_RISE		(1 << 0)
164 #define ULPI_CARKIT_INT_EN_IDFLOAT_FALL		(1 << 1)
165 #define ULPI_CARKIT_INT_EN_CARINTDET		(1 << 2)
166 #define ULPI_CARKIT_INT_EN_DP_RISE		(1 << 3)
167 #define ULPI_CARKIT_INT_EN_DP_FALL		(1 << 4)
168 
169 /* Carkit Interrupt Status and
170  * Carkit Interrupt Latch
171  */
172 #define ULPI_CARKIT_INT_IDFLOAT			(1 << 0)
173 #define ULPI_CARKIT_INT_CARINTDET		(1 << 1)
174 #define ULPI_CARKIT_INT_DP			(1 << 2)
175 
176 /* Carkit Pulse Control*/
177 #define ULPI_CARKIT_PLS_CTRL_TXPLSEN		(1 << 0)
178 #define ULPI_CARKIT_PLS_CTRL_RXPLSEN		(1 << 1)
179 #define ULPI_CARKIT_PLS_CTRL_SPKRLEFT_BIASEN	(1 << 2)
180 #define ULPI_CARKIT_PLS_CTRL_SPKRRIGHT_BIASEN	(1 << 3)
181 
182 /*-------------------------------------------------------------------------*/
183 
184 struct usb_phy *otg_ulpi_create(struct usb_phy_io_ops *ops,
185 					unsigned int flags);
186 
187 #ifdef CONFIG_USB_ULPI_VIEWPORT
188 /* access ops for controllers with a viewport register */
189 extern struct usb_phy_io_ops ulpi_viewport_access_ops;
190 #endif
191 
192 #endif /* __LINUX_USB_ULPI_H */
193