summaryrefslogtreecommitdiff
path: root/drivers/usb/chipidea/bits.h
blob: 98da99510be7f11e5972bd5723fe1d2925a80189 (plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
// SPDX-License-Identifier: GPL-2.0
/*
 * bits.h - register bits of the ChipIdea USB IP core
 *
 * Copyright (C) 2008 Chipidea - MIPS Technologies, Inc. All rights reserved.
 *
 * Author: David Lopo
 */

#ifndef __DRIVERS_USB_CHIPIDEA_BITS_H
#define __DRIVERS_USB_CHIPIDEA_BITS_H

#include <linux/usb/ehci_def.h>

/*
 * ID
 * For 1.x revision, bit24 - bit31 are reserved
 * For 2.x revision, bit25 - bit28 are 0x2
 */
#define TAG		      (0x1F << 16)
#define REVISION	      (0xF << 21)
#define VERSION		      (0xF << 25)
#define CIVERSION	      (0x7 << 29)

/* SBUSCFG */
#define AHBBRST_MASK		0x7

/* HCCPARAMS */
#define HCCPARAMS_LEN         BIT(17)

/* DCCPARAMS */
#define DCCPARAMS_DEN         (0x1F << 0)
#define DCCPARAMS_DC          BIT(7)
#define DCCPARAMS_HC          BIT(8)

/* TESTMODE */
#define TESTMODE_FORCE        BIT(0)

/* USBCMD */
#define USBCMD_RS             BIT(0)
#define USBCMD_RST            BIT(1)
#define USBCMD_SUTW           BIT(13)
#define USBCMD_ATDTW          BIT(14)

/* USBSTS & USBINTR */
#define USBi_UI               BIT(0)
#define USBi_UEI              BIT(1)
#define USBi_PCI              BIT(2)
#define USBi_URI              BIT(6)
#define USBi_SLI              BIT(8)

/* DEVICEADDR */
#define DEVICEADDR_USBADRA    BIT(24)
#define DEVICEADDR_USBADR     (0x7FUL << 25)

/* TTCTRL */
#define TTCTRL_TTHA_MASK	(0x7fUL << 24)
/* Set non-zero value for internal TT Hub address representation */
#define TTCTRL_TTHA		(0x7fUL << 24)

/* BURSTSIZE */
#define RX_BURST_MASK		0xff
#define TX_BURST_MASK		0xff00

/* PORTSC */
#define PORTSC_CCS            BIT(0)
#define PORTSC_CSC            BIT(1)
#define PORTSC_PEC            BIT(3)
#define PORTSC_OCC            BIT(5)
#define PORTSC_FPR            BIT(6)
#define PORTSC_SUSP           BIT(7)
#define PORTSC_HSP            BIT(9)
#define PORTSC_PP             BIT(12)
#define PORTSC_PTC            (0x0FUL << 16)
#define PORTSC_WKCN           BIT(20)
#define PORTSC_PHCD(d)	      ((d) ? BIT(22) : BIT(23))
/* PTS and PTW for non lpm version only */
#define PORTSC_PFSC           BIT(24)
#define PORTSC_PTS(d)						\
	(u32)((((d) & 0x3) << 30) | (((d) & 0x4) ? BIT(25) : 0))
#define PORTSC_PTW            BIT(28)
#define PORTSC_STS            BIT(29)

#define PORTSC_W1C_BITS						\
	(PORTSC_CSC | PORTSC_PEC | PORTSC_OCC)

/* DEVLC */
#define DEVLC_PFSC            BIT(23)
#define DEVLC_PSPD            (0x03UL << 25)
#define DEVLC_PSPD_HS         (0x02UL << 25)
#define DEVLC_PTW             BIT(27)
#define DEVLC_STS             BIT(28)
#define DEVLC_PTS(d)          (u32)(((d) & 0x7) << 29)

/* Encoding for DEVLC_PTS and PORTSC_PTS */
#define PTS_UTMI              0
#define PTS_ULPI              2
#define PTS_SERIAL            3
#define PTS_HSIC              4

/* OTGSC */
#define OTGSC_IDPU	      BIT(5)
#define OTGSC_HADP	      BIT(6)
#define OTGSC_HABA	      BIT(7)
#define OTGSC_ID	      BIT(8)
#define OTGSC_AVV	      BIT(9)
#define OTGSC_ASV	      BIT(10)
#define OTGSC_BSV	      BIT(11)
#define OTGSC_BSE	      BIT(12)
#define OTGSC_IDIS	      BIT(16)
#define OTGSC_AVVIS	      BIT(17)
#define OTGSC_ASVIS	      BIT(18)
#define OTGSC_BSVIS	      BIT(19)
#define OTGSC_BSEIS	      BIT(20)
#define OTGSC_1MSIS	      BIT(21)
#define OTGSC_DPIS	      BIT(22)
#define OTGSC_IDIE	      BIT(24)
#define OTGSC_AVVIE	      BIT(25)
#define OTGSC_ASVIE	      BIT(26)
#define OTGSC_BSVIE	      BIT(27)
#define OTGSC_BSEIE	      BIT(28)
#define OTGSC_1MSIE	      BIT(29)
#define OTGSC_DPIE	      BIT(30)
#define OTGSC_INT_EN_BITS	(OTGSC_IDIE | OTGSC_AVVIE | OTGSC_ASVIE \
				| OTGSC_BSVIE | OTGSC_BSEIE | OTGSC_1MSIE \
				| OTGSC_DPIE)
#define OTGSC_INT_STATUS_BITS	(OTGSC_IDIS | OTGSC_AVVIS | OTGSC_ASVIS	\
				| OTGSC_BSVIS | OTGSC_BSEIS | OTGSC_1MSIS \
				| OTGSC_DPIS)

/* USBMODE */
#define USBMODE_CM            (0x03UL <<  0)
#define USBMODE_CM_DC         (0x02UL <<  0)
#define USBMODE_SLOM          BIT(3)
#define USBMODE_CI_SDIS       BIT(4)

/* ENDPTCTRL */
#define ENDPTCTRL_RXS         BIT(0)
#define ENDPTCTRL_RXT         (0x03UL <<  2)
#define ENDPTCTRL_RXR         BIT(6)         /* reserved for port 0 */
#define ENDPTCTRL_RXE         BIT(7)
#define ENDPTCTRL_TXS         BIT(16)
#define ENDPTCTRL_TXT         (0x03UL << 18)
#define ENDPTCTRL_TXR         BIT(22)        /* reserved for port 0 */
#define ENDPTCTRL_TXE         BIT(23)

#endif /* __DRIVERS_USB_CHIPIDEA_BITS_H */