summaryrefslogtreecommitdiff
path: root/drivers/usb/isp1760/isp1760-regs.h
blob: eecdb76c132cf4df79fdc20b21332a6a3f33de5c (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
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
225
226
227
228
229
230
231
// SPDX-License-Identifier: GPL-2.0
/*
 * Driver for the NXP ISP1760 chip
 *
 * Copyright 2014 Laurent Pinchart
 * Copyright 2007 Sebastian Siewior
 *
 * Contacts:
 *     Sebastian Siewior <bigeasy@linutronix.de>
 *     Laurent Pinchart <laurent.pinchart@ideasonboard.com>
 *
 * This program is free software; you can redistribute it and/or
 * modify it under the terms of the GNU General Public License
 * version 2 as published by the Free Software Foundation.
 */

#ifndef _ISP1760_REGS_H_
#define _ISP1760_REGS_H_

/* -----------------------------------------------------------------------------
 * Host Controller
 */

/* EHCI capability registers */
#define HC_CAPLENGTH		0x000
#define HC_LENGTH(p)		(((p) >> 00) & 0x00ff)	/* bits 7:0 */
#define HC_VERSION(p)		(((p) >> 16) & 0xffff)	/* bits 31:16 */

#define HC_HCSPARAMS		0x004
#define HCS_INDICATOR(p)	((p) & (1 << 16))	/* true: has port indicators */
#define HCS_PPC(p)		((p) & (1 << 4))	/* true: port power control */
#define HCS_N_PORTS(p)		(((p) >> 0) & 0xf)	/* bits 3:0, ports on HC */

#define HC_HCCPARAMS		0x008
#define HCC_ISOC_CACHE(p)       ((p) & (1 << 7))	/* true: can cache isoc frame */
#define HCC_ISOC_THRES(p)       (((p) >> 4) & 0x7)	/* bits 6:4, uframes cached */

/* EHCI operational registers */
#define HC_USBCMD		0x020
#define CMD_LRESET		(1 << 7)		/* partial reset (no ports, etc) */
#define CMD_RESET		(1 << 1)		/* reset HC not bus */
#define CMD_RUN			(1 << 0)		/* start/stop HC */

#define HC_USBSTS		0x024
#define STS_PCD			(1 << 2)		/* port change detect */

#define HC_FRINDEX		0x02c

#define HC_CONFIGFLAG		0x060
#define FLAG_CF			(1 << 0)		/* true: we'll support "high speed" */

#define HC_PORTSC1		0x064
#define PORT_OWNER		(1 << 13)		/* true: companion hc owns this port */
#define PORT_POWER		(1 << 12)		/* true: has power (see PPC) */
#define PORT_USB11(x)		(((x) & (3 << 10)) == (1 << 10))	/* USB 1.1 device */
#define PORT_RESET		(1 << 8)		/* reset port */
#define PORT_SUSPEND		(1 << 7)		/* suspend port */
#define PORT_RESUME		(1 << 6)		/* resume it */
#define PORT_PE			(1 << 2)		/* port enable */
#define PORT_CSC		(1 << 1)		/* connect status change */
#define PORT_CONNECT		(1 << 0)		/* device connected */
#define PORT_RWC_BITS		(PORT_CSC)

#define HC_ISO_PTD_DONEMAP_REG	0x130
#define HC_ISO_PTD_SKIPMAP_REG	0x134
#define HC_ISO_PTD_LASTPTD_REG	0x138
#define HC_INT_PTD_DONEMAP_REG	0x140
#define HC_INT_PTD_SKIPMAP_REG	0x144
#define HC_INT_PTD_LASTPTD_REG	0x148
#define HC_ATL_PTD_DONEMAP_REG	0x150
#define HC_ATL_PTD_SKIPMAP_REG	0x154
#define HC_ATL_PTD_LASTPTD_REG	0x158

/* Configuration Register */
#define HC_HW_MODE_CTRL		0x300
#define ALL_ATX_RESET		(1 << 31)
#define HW_ANA_DIGI_OC		(1 << 15)
#define HW_DEV_DMA		(1 << 11)
#define HW_COMN_IRQ		(1 << 10)
#define HW_COMN_DMA		(1 << 9)
#define HW_DATA_BUS_32BIT	(1 << 8)
#define HW_DACK_POL_HIGH	(1 << 6)
#define HW_DREQ_POL_HIGH	(1 << 5)
#define HW_INTR_HIGH_ACT	(1 << 2)
#define HW_INTR_EDGE_TRIG	(1 << 1)
#define HW_GLOBAL_INTR_EN	(1 << 0)

#define HC_CHIP_ID_REG		0x304
#define HC_SCRATCH_REG		0x308

#define HC_RESET_REG		0x30c
#define SW_RESET_RESET_HC	(1 << 1)
#define SW_RESET_RESET_ALL	(1 << 0)

#define HC_BUFFER_STATUS_REG	0x334
#define ISO_BUF_FILL		(1 << 2)
#define INT_BUF_FILL		(1 << 1)
#define ATL_BUF_FILL		(1 << 0)

#define HC_MEMORY_REG		0x33c
#define ISP_BANK(x)		((x) << 16)

#define HC_PORT1_CTRL		0x374
#define PORT1_POWER		(3 << 3)
#define PORT1_INIT1		(1 << 7)
#define PORT1_INIT2		(1 << 23)
#define HW_OTG_CTRL_SET		0x374
#define HW_OTG_CTRL_CLR		0x376
#define HW_OTG_DISABLE		(1 << 10)
#define HW_OTG_SE0_EN		(1 << 9)
#define HW_BDIS_ACON_EN		(1 << 8)
#define HW_SW_SEL_HC_DC		(1 << 7)
#define HW_VBUS_CHRG		(1 << 6)
#define HW_VBUS_DISCHRG		(1 << 5)
#define HW_VBUS_DRV		(1 << 4)
#define HW_SEL_CP_EXT		(1 << 3)
#define HW_DM_PULLDOWN		(1 << 2)
#define HW_DP_PULLDOWN		(1 << 1)
#define HW_DP_PULLUP		(1 << 0)

/* Interrupt Register */
#define HC_INTERRUPT_REG	0x310

#define HC_INTERRUPT_ENABLE	0x314
#define HC_ISO_INT		(1 << 9)
#define HC_ATL_INT		(1 << 8)
#define HC_INTL_INT		(1 << 7)
#define HC_EOT_INT		(1 << 3)
#define HC_SOT_INT		(1 << 1)
#define INTERRUPT_ENABLE_MASK	(HC_INTL_INT | HC_ATL_INT)

#define HC_ISO_IRQ_MASK_OR_REG	0x318
#define HC_INT_IRQ_MASK_OR_REG	0x31c
#define HC_ATL_IRQ_MASK_OR_REG	0x320
#define HC_ISO_IRQ_MASK_AND_REG	0x324
#define HC_INT_IRQ_MASK_AND_REG	0x328
#define HC_ATL_IRQ_MASK_AND_REG	0x32c

/* -----------------------------------------------------------------------------
 * Peripheral Controller
 */

/* Initialization Registers */
#define DC_ADDRESS			0x0200
#define DC_DEVEN			(1 << 7)

#define DC_MODE				0x020c
#define DC_DMACLKON			(1 << 9)
#define DC_VBUSSTAT			(1 << 8)
#define DC_CLKAON			(1 << 7)
#define DC_SNDRSU			(1 << 6)
#define DC_GOSUSP			(1 << 5)
#define DC_SFRESET			(1 << 4)
#define DC_GLINTENA			(1 << 3)
#define DC_WKUPCS			(1 << 2)

#define DC_INTCONF			0x0210
#define DC_CDBGMOD_ACK_NAK		(0 << 6)
#define DC_CDBGMOD_ACK			(1 << 6)
#define DC_CDBGMOD_ACK_1NAK		(2 << 6)
#define DC_DDBGMODIN_ACK_NAK		(0 << 4)
#define DC_DDBGMODIN_ACK		(1 << 4)
#define DC_DDBGMODIN_ACK_1NAK		(2 << 4)
#define DC_DDBGMODOUT_ACK_NYET_NAK	(0 << 2)
#define DC_DDBGMODOUT_ACK_NYET		(1 << 2)
#define DC_DDBGMODOUT_ACK_NYET_1NAK	(2 << 2)
#define DC_INTLVL			(1 << 1)
#define DC_INTPOL			(1 << 0)

#define DC_DEBUG			0x0212
#define DC_INTENABLE			0x0214
#define DC_IEPTX(n)			(1 << (11 + 2 * (n)))
#define DC_IEPRX(n)			(1 << (10 + 2 * (n)))
#define DC_IEPRXTX(n)			(3 << (10 + 2 * (n)))
#define DC_IEP0SETUP			(1 << 8)
#define DC_IEVBUS			(1 << 7)
#define DC_IEDMA			(1 << 6)
#define DC_IEHS_STA			(1 << 5)
#define DC_IERESM			(1 << 4)
#define DC_IESUSP			(1 << 3)
#define DC_IEPSOF			(1 << 2)
#define DC_IESOF			(1 << 1)
#define DC_IEBRST			(1 << 0)

/* Data Flow Registers */
#define DC_EPINDEX			0x022c
#define DC_EP0SETUP			(1 << 5)
#define DC_ENDPIDX(n)			((n) << 1)
#define DC_EPDIR			(1 << 0)

#define DC_CTRLFUNC			0x0228
#define DC_CLBUF			(1 << 4)
#define DC_VENDP			(1 << 3)
#define DC_DSEN				(1 << 2)
#define DC_STATUS			(1 << 1)
#define DC_STALL			(1 << 0)

#define DC_DATAPORT			0x0220
#define DC_BUFLEN			0x021c
#define DC_DATACOUNT_MASK		0xffff
#define DC_BUFSTAT			0x021e
#define DC_EPMAXPKTSZ			0x0204

#define DC_EPTYPE			0x0208
#define DC_NOEMPKT			(1 << 4)
#define DC_EPENABLE			(1 << 3)
#define DC_DBLBUF			(1 << 2)
#define DC_ENDPTYP_ISOC			(1 << 0)
#define DC_ENDPTYP_BULK			(2 << 0)
#define DC_ENDPTYP_INTERRUPT		(3 << 0)

/* DMA Registers */
#define DC_DMACMD			0x0230
#define DC_DMATXCOUNT			0x0234
#define DC_DMACONF			0x0238
#define DC_DMAHW			0x023c
#define DC_DMAINTREASON			0x0250
#define DC_DMAINTEN			0x0254
#define DC_DMAEP			0x0258
#define DC_DMABURSTCOUNT		0x0264

/* General Registers */
#define DC_INTERRUPT			0x0218
#define DC_CHIPID			0x0270
#define DC_FRAMENUM			0x0274
#define DC_SCRATCH			0x0278
#define DC_UNLOCKDEV			0x027c
#define DC_INTPULSEWIDTH		0x0280
#define DC_TESTMODE			0x0284

#endif