xref: /openbmc/linux/include/linux/ulpi/regs.h (revision b2441318)
1 /* SPDX-License-Identifier: GPL-2.0 */
2 #ifndef __LINUX_ULPI_REGS_H
3 #define __LINUX_ULPI_REGS_H
4 
5 /*
6  * Macros for Set and Clear
7  * See ULPI 1.1 specification to find the registers with Set and Clear offsets
8  */
9 #define ULPI_SET(a)				(a + 1)
10 #define ULPI_CLR(a)				(a + 2)
11 
12 /*
13  * Register Map
14  */
15 #define ULPI_VENDOR_ID_LOW			0x00
16 #define ULPI_VENDOR_ID_HIGH			0x01
17 #define ULPI_PRODUCT_ID_LOW			0x02
18 #define ULPI_PRODUCT_ID_HIGH			0x03
19 #define ULPI_FUNC_CTRL				0x04
20 #define ULPI_IFC_CTRL				0x07
21 #define ULPI_OTG_CTRL				0x0a
22 #define ULPI_USB_INT_EN_RISE			0x0d
23 #define ULPI_USB_INT_EN_FALL			0x10
24 #define ULPI_USB_INT_STS			0x13
25 #define ULPI_USB_INT_LATCH			0x14
26 #define ULPI_DEBUG				0x15
27 #define ULPI_SCRATCH				0x16
28 /* Optional Carkit Registers */
29 #define ULPI_CARKIT_CTRL			0x19
30 #define ULPI_CARKIT_INT_DELAY			0x1c
31 #define ULPI_CARKIT_INT_EN			0x1d
32 #define ULPI_CARKIT_INT_STS			0x20
33 #define ULPI_CARKIT_INT_LATCH			0x21
34 #define ULPI_CARKIT_PLS_CTRL			0x22
35 /* Other Optional Registers */
36 #define ULPI_TX_POS_WIDTH			0x25
37 #define ULPI_TX_NEG_WIDTH			0x26
38 #define ULPI_POLARITY_RECOVERY			0x27
39 /* Access Extended Register Set */
40 #define ULPI_ACCESS_EXTENDED			0x2f
41 /* Vendor Specific */
42 #define ULPI_VENDOR_SPECIFIC			0x30
43 /* Extended Registers */
44 #define ULPI_EXT_VENDOR_SPECIFIC		0x80
45 
46 /*
47  * Register Bits
48  */
49 
50 /* Function Control */
51 #define ULPI_FUNC_CTRL_XCVRSEL			BIT(0)
52 #define  ULPI_FUNC_CTRL_XCVRSEL_MASK		0x3
53 #define  ULPI_FUNC_CTRL_HIGH_SPEED		0x0
54 #define  ULPI_FUNC_CTRL_FULL_SPEED		0x1
55 #define  ULPI_FUNC_CTRL_LOW_SPEED		0x2
56 #define  ULPI_FUNC_CTRL_FS4LS			0x3
57 #define ULPI_FUNC_CTRL_TERMSELECT		BIT(2)
58 #define ULPI_FUNC_CTRL_OPMODE			BIT(3)
59 #define  ULPI_FUNC_CTRL_OPMODE_MASK		(0x3 << 3)
60 #define  ULPI_FUNC_CTRL_OPMODE_NORMAL		(0x0 << 3)
61 #define  ULPI_FUNC_CTRL_OPMODE_NONDRIVING	(0x1 << 3)
62 #define  ULPI_FUNC_CTRL_OPMODE_DISABLE_NRZI	(0x2 << 3)
63 #define  ULPI_FUNC_CTRL_OPMODE_NOSYNC_NOEOP	(0x3 << 3)
64 #define ULPI_FUNC_CTRL_RESET			BIT(5)
65 #define ULPI_FUNC_CTRL_SUSPENDM			BIT(6)
66 
67 /* Interface Control */
68 #define ULPI_IFC_CTRL_6_PIN_SERIAL_MODE		BIT(0)
69 #define ULPI_IFC_CTRL_3_PIN_SERIAL_MODE		BIT(1)
70 #define ULPI_IFC_CTRL_CARKITMODE		BIT(2)
71 #define ULPI_IFC_CTRL_CLOCKSUSPENDM		BIT(3)
72 #define ULPI_IFC_CTRL_AUTORESUME		BIT(4)
73 #define ULPI_IFC_CTRL_EXTERNAL_VBUS		BIT(5)
74 #define ULPI_IFC_CTRL_PASSTHRU			BIT(6)
75 #define ULPI_IFC_CTRL_PROTECT_IFC_DISABLE	BIT(7)
76 
77 /* OTG Control */
78 #define ULPI_OTG_CTRL_ID_PULLUP			BIT(0)
79 #define ULPI_OTG_CTRL_DP_PULLDOWN		BIT(1)
80 #define ULPI_OTG_CTRL_DM_PULLDOWN		BIT(2)
81 #define ULPI_OTG_CTRL_DISCHRGVBUS		BIT(3)
82 #define ULPI_OTG_CTRL_CHRGVBUS			BIT(4)
83 #define ULPI_OTG_CTRL_DRVVBUS			BIT(5)
84 #define ULPI_OTG_CTRL_DRVVBUS_EXT		BIT(6)
85 #define ULPI_OTG_CTRL_EXTVBUSIND		BIT(7)
86 
87 /* USB Interrupt Enable Rising,
88  * USB Interrupt Enable Falling,
89  * USB Interrupt Status and
90  * USB Interrupt Latch
91  */
92 #define ULPI_INT_HOST_DISCONNECT		BIT(0)
93 #define ULPI_INT_VBUS_VALID			BIT(1)
94 #define ULPI_INT_SESS_VALID			BIT(2)
95 #define ULPI_INT_SESS_END			BIT(3)
96 #define ULPI_INT_IDGRD				BIT(4)
97 
98 /* Debug */
99 #define ULPI_DEBUG_LINESTATE0			BIT(0)
100 #define ULPI_DEBUG_LINESTATE1			BIT(1)
101 
102 /* Carkit Control */
103 #define ULPI_CARKIT_CTRL_CARKITPWR		BIT(0)
104 #define ULPI_CARKIT_CTRL_IDGNDDRV		BIT(1)
105 #define ULPI_CARKIT_CTRL_TXDEN			BIT(2)
106 #define ULPI_CARKIT_CTRL_RXDEN			BIT(3)
107 #define ULPI_CARKIT_CTRL_SPKLEFTEN		BIT(4)
108 #define ULPI_CARKIT_CTRL_SPKRIGHTEN		BIT(5)
109 #define ULPI_CARKIT_CTRL_MICEN			BIT(6)
110 
111 /* Carkit Interrupt Enable */
112 #define ULPI_CARKIT_INT_EN_IDFLOAT_RISE		BIT(0)
113 #define ULPI_CARKIT_INT_EN_IDFLOAT_FALL		BIT(1)
114 #define ULPI_CARKIT_INT_EN_CARINTDET		BIT(2)
115 #define ULPI_CARKIT_INT_EN_DP_RISE		BIT(3)
116 #define ULPI_CARKIT_INT_EN_DP_FALL		BIT(4)
117 
118 /* Carkit Interrupt Status and
119  * Carkit Interrupt Latch
120  */
121 #define ULPI_CARKIT_INT_IDFLOAT			BIT(0)
122 #define ULPI_CARKIT_INT_CARINTDET		BIT(1)
123 #define ULPI_CARKIT_INT_DP			BIT(2)
124 
125 /* Carkit Pulse Control*/
126 #define ULPI_CARKIT_PLS_CTRL_TXPLSEN		BIT(0)
127 #define ULPI_CARKIT_PLS_CTRL_RXPLSEN		BIT(1)
128 #define ULPI_CARKIT_PLS_CTRL_SPKRLEFT_BIASEN	BIT(2)
129 #define ULPI_CARKIT_PLS_CTRL_SPKRRIGHT_BIASEN	BIT(3)
130 
131 #endif /* __LINUX_ULPI_REGS_H */
132