summaryrefslogtreecommitdiffstats
path: root/arch/arm/mach-pxa/include/mach/pxa-regs.h
blob: 31d615aa7723af3ca217fd59a142e2ae03bc034f (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
232
233
234
235
236
237
238
239
240
241
242
243
244
245
246
247
248
249
250
251
252
253
254
255
256
257
258
259
260
261
262
263
/*
 *  arch/arm/mach-pxa/include/mach/pxa-regs.h
 *
 *  Author:	Nicolas Pitre
 *  Created:	Jun 15, 2001
 *  Copyright:	MontaVista Software Inc.
 *
 * 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 __PXA_REGS_H
#define __PXA_REGS_H

#include <mach/hardware.h>

/*
 * PXA Chip selects
 */

#define PXA_CS0_PHYS	0x00000000
#define PXA_CS1_PHYS	0x04000000
#define PXA_CS2_PHYS	0x08000000
#define PXA_CS3_PHYS	0x0C000000
#define PXA_CS4_PHYS	0x10000000
#define PXA_CS5_PHYS	0x14000000


/*
 * Personal Computer Memory Card International Association (PCMCIA) sockets
 */

#define PCMCIAPrtSp	0x04000000	/* PCMCIA Partition Space [byte]   */
#define PCMCIASp	(4*PCMCIAPrtSp)	/* PCMCIA Space [byte]             */
#define PCMCIAIOSp	PCMCIAPrtSp	/* PCMCIA I/O Space [byte]         */
#define PCMCIAAttrSp	PCMCIAPrtSp	/* PCMCIA Attribute Space [byte]   */
#define PCMCIAMemSp	PCMCIAPrtSp	/* PCMCIA Memory Space [byte]      */

#define PCMCIA0Sp	PCMCIASp	/* PCMCIA 0 Space [byte]           */
#define PCMCIA0IOSp	PCMCIAIOSp	/* PCMCIA 0 I/O Space [byte]       */
#define PCMCIA0AttrSp	PCMCIAAttrSp	/* PCMCIA 0 Attribute Space [byte] */
#define PCMCIA0MemSp	PCMCIAMemSp	/* PCMCIA 0 Memory Space [byte]    */

#define PCMCIA1Sp	PCMCIASp	/* PCMCIA 1 Space [byte]           */
#define PCMCIA1IOSp	PCMCIAIOSp	/* PCMCIA 1 I/O Space [byte]       */
#define PCMCIA1AttrSp	PCMCIAAttrSp	/* PCMCIA 1 Attribute Space [byte] */
#define PCMCIA1MemSp	PCMCIAMemSp	/* PCMCIA 1 Memory Space [byte]    */

#define _PCMCIA(Nb)	        	/* PCMCIA [0..1]                   */ \
                	(0x20000000 + (Nb)*PCMCIASp)
#define _PCMCIAIO(Nb)	_PCMCIA (Nb)	/* PCMCIA I/O [0..1]               */
#define _PCMCIAAttr(Nb)	        	/* PCMCIA Attribute [0..1]         */ \
                	(_PCMCIA (Nb) + 2*PCMCIAPrtSp)
#define _PCMCIAMem(Nb)	        	/* PCMCIA Memory [0..1]            */ \
                	(_PCMCIA (Nb) + 3*PCMCIAPrtSp)

#define _PCMCIA0	_PCMCIA (0)	/* PCMCIA 0                        */
#define _PCMCIA0IO	_PCMCIAIO (0)	/* PCMCIA 0 I/O                    */
#define _PCMCIA0Attr	_PCMCIAAttr (0)	/* PCMCIA 0 Attribute              */
#define _PCMCIA0Mem	_PCMCIAMem (0)	/* PCMCIA 0 Memory                 */

#define _PCMCIA1	_PCMCIA (1)	/* PCMCIA 1                        */
#define _PCMCIA1IO	_PCMCIAIO (1)	/* PCMCIA 1 I/O                    */
#define _PCMCIA1Attr	_PCMCIAAttr (1)	/* PCMCIA 1 Attribute              */
#define _PCMCIA1Mem	_PCMCIAMem (1)	/* PCMCIA 1 Memory                 */



/*
 * DMA Controller
 */
#define DCSR(x)		__REG2(0x40000000, (x) << 2)

#define DCSR_RUN	(1 << 31)	/* Run Bit (read / write) */
#define DCSR_NODESC	(1 << 30)	/* No-Descriptor Fetch (read / write) */
#define DCSR_STOPIRQEN	(1 << 29)	/* Stop Interrupt Enable (read / write) */
#define DCSR_REQPEND	(1 << 8)	/* Request Pending (read-only) */
#define DCSR_STOPSTATE	(1 << 3)	/* Stop State (read-only) */
#define DCSR_ENDINTR	(1 << 2)	/* End Interrupt (read / write) */
#define DCSR_STARTINTR	(1 << 1)	/* Start Interrupt (read / write) */
#define DCSR_BUSERR	(1 << 0)	/* Bus Error Interrupt (read / write) */

#if defined(CONFIG_PXA27x) || defined(CONFIG_PXA3xx)
#define DCSR_EORIRQEN	(1 << 28)       /* End of Receive Interrupt Enable (R/W) */
#define DCSR_EORJMPEN	(1 << 27)       /* Jump to next descriptor on EOR */
#define DCSR_EORSTOPEN	(1 << 26)       /* STOP on an EOR */
#define DCSR_SETCMPST	(1 << 25)       /* Set Descriptor Compare Status */
#define DCSR_CLRCMPST	(1 << 24)       /* Clear Descriptor Compare Status */
#define DCSR_CMPST	(1 << 10)       /* The Descriptor Compare Status */
#define DCSR_EORINTR	(1 << 9)        /* The end of Receive */
#endif

#define DALGN		__REG(0x400000a0)  /* DMA Alignment Register */
#define DINT		__REG(0x400000f0)  /* DMA Interrupt Register */

#define DRCMR(n)	(*(((n) < 64) ? \
			&__REG2(0x40000100, ((n) & 0x3f) << 2) : \
			&__REG2(0x40001100, ((n) & 0x3f) << 2)))

#define DRCMR_MAPVLD	(1 << 7)	/* Map Valid (read / write) */
#define DRCMR_CHLNUM	0x1f		/* mask for Channel Number (read / write) */

#define DDADR(x)	__REG2(0x40000200, (x) << 4)
#define DSADR(x)	__REG2(0x40000204, (x) << 4)
#define DTADR(x)	__REG2(0x40000208, (x) << 4)
#define DCMD(x)		__REG2(0x4000020c, (x) << 4)

#define DDADR_DESCADDR	0xfffffff0	/* Address of next descriptor (mask) */
#define DDADR_STOP	(1 << 0)	/* Stop (read / write) */

#define DCMD_INCSRCADDR	(1 << 31)	/* Source Address Increment Setting. */
#define DCMD_INCTRGADDR	(1 << 30)	/* Target Address Increment Setting. */
#define DCMD_FLOWSRC	(1 << 29)	/* Flow Control by the source. */
#define DCMD_FLOWTRG	(1 << 28)	/* Flow Control by the target. */
#define DCMD_STARTIRQEN	(1 << 22)	/* Start Interrupt Enable */
#define DCMD_ENDIRQEN	(1 << 21)	/* End Interrupt Enable */
#define DCMD_ENDIAN	(1 << 18)	/* Device Endian-ness. */
#define DCMD_BURST8	(1 << 16)	/* 8 byte burst */
#define DCMD_BURST16	(2 << 16)	/* 16 byte burst */
#define DCMD_BURST32	(3 << 16)	/* 32 byte burst */
#define DCMD_WIDTH1	(1 << 14)	/* 1 byte width */
#define DCMD_WIDTH2	(2 << 14)	/* 2 byte width (HalfWord) */
#define DCMD_WIDTH4	(3 << 14)	/* 4 byte width (Word) */
#define DCMD_LENGTH	0x01fff		/* length mask (max = 8K - 1) */

/*
 * Real Time Clock
 */

#define RCNR		__REG(0x40900000)  /* RTC Count Register */
#define RTAR		__REG(0x40900004)  /* RTC Alarm Register */
#define RTSR		__REG(0x40900008)  /* RTC Status Register */
#define RTTR		__REG(0x4090000C)  /* RTC Timer Trim Register */
#define PIAR		__REG(0x40900038)  /* Periodic Interrupt Alarm Register */

#define RTSR_PICE	(1 << 15)	/* Periodic interrupt count enable */
#define RTSR_PIALE	(1 << 14)	/* Periodic interrupt Alarm enable */
#define RTSR_HZE	(1 << 3)	/* HZ interrupt enable */
#define RTSR_ALE	(1 << 2)	/* RTC alarm interrupt enable */
#define RTSR_HZ		(1 << 1)	/* HZ rising-edge detected */
#define RTSR_AL		(1 << 0)	/* RTC alarm detected */


/*
 * OS Timer & Match Registers
 */

#define OSMR0		__REG(0x40A00000)  /* */
#define OSMR1		__REG(0x40A00004)  /* */
#define OSMR2		__REG(0x40A00008)  /* */
#define OSMR3		__REG(0x40A0000C)  /* */
#define OSMR4		__REG(0x40A00080)  /* */
#define OSCR		__REG(0x40A00010)  /* OS Timer Counter Register */
#define OSCR4		__REG(0x40A00040)  /* OS Timer Counter Register */
#define OMCR4		__REG(0x40A000C0)  /* */
#define OSSR		__REG(0x40A00014)  /* OS Timer Status Register */
#define OWER		__REG(0x40A00018)  /* OS Timer Watchdog Enable Register */
#define OIER		__REG(0x40A0001C)  /* OS Timer Interrupt Enable Register */

#define OSSR_M3		(1 << 3)	/* Match status channel 3 */
#define OSSR_M2		(1 << 2)	/* Match status channel 2 */
#define OSSR_M1		(1 << 1)	/* Match status channel 1 */
#define OSSR_M0		(1 << 0)	/* Match status channel 0 */

#define OWER_WME	(1 << 0)	/* Watchdog Match Enable */

#define OIER_E3		(1 << 3)	/* Interrupt enable channel 3 */
#define OIER_E2		(1 << 2)	/* Interrupt enable channel 2 */
#define OIER_E1		(1 << 1)	/* Interrupt enable channel 1 */
#define OIER_E0		(1 << 0)	/* Interrupt enable channel 0 */


/*
 * Interrupt Controller
 */

#define ICIP		__REG(0x40D00000)  /* Interrupt Controller IRQ Pending Register */
#define ICMR		__REG(0x40D00004)  /* Interrupt Controller Mask Register */
#define ICLR		__REG(0x40D00008)  /* Interrupt Controller Level Register */
#define ICFP		__REG(0x40D0000C)  /* Interrupt Controller FIQ Pending Register */
#define ICPR		__REG(0x40D00010)  /* Interrupt Controller Pending Register */
#define ICCR		__REG(0x40D00014)  /* Interrupt Controller Control Register */

#define ICIP2		__REG(0x40D0009C)  /* Interrupt Controller IRQ Pending Register 2 */
#define ICMR2		__REG(0x40D000A0)  /* Interrupt Controller Mask Register 2 */
#define ICLR2		__REG(0x40D000A4)  /* Interrupt Controller Level Register 2 */
#define ICFP2		__REG(0x40D000A8)  /* Interrupt Controller FIQ Pending Register 2 */
#define ICPR2		__REG(0x40D000AC)  /* Interrupt Controller Pending Register 2 */

/*
 * General Purpose I/O
 */

#define GPLR0		__REG(0x40E00000)  /* GPIO Pin-Level Register GPIO<31:0> */
#define GPLR1		__REG(0x40E00004)  /* GPIO Pin-Level Register GPIO<63:32> */
#define GPLR2		__REG(0x40E00008)  /* GPIO Pin-Level Register GPIO<80:64> */

#define GPDR0		__REG(0x40E0000C)  /* GPIO Pin Direction Register GPIO<31:0> */
#define GPDR1		__REG(0x40E00010)  /* GPIO Pin Direction Register GPIO<63:32> */
#define GPDR2		__REG(0x40E00014)  /* GPIO Pin Direction Register GPIO<80:64> */

#define GPSR0		__REG(0x40E00018)  /* GPIO Pin Output Set Register GPIO<31:0> */
#define GPSR1		__REG(0x40E0001C)  /* GPIO Pin Output Set Register GPIO<63:32> */
#define GPSR2		__REG(0x40E00020)  /* GPIO Pin Output Set Register GPIO<80:64> */

#define GPCR0		__REG(0x40E00024)  /* GPIO Pin Output Clear Register GPIO<31:0> */
#define GPCR1		__REG(0x40E00028)  /* GPIO Pin Output Clear Register GPIO <63:32> */
#define GPCR2		__REG(0x40E0002C)  /* GPIO Pin Output Clear Register GPIO <80:64> */

#define GRER0		__REG(0x40E00030)  /* GPIO Rising-Edge Detect Register GPIO<31:0> */
#define GRER1		__REG(0x40E00034)  /* GPIO Rising-Edge Detect Register GPIO<63:32> */
#define GRER2		__REG(0x40E00038)  /* GPIO Rising-Edge Detect Register GPIO<80:64> */

#define GFER0		__REG(0x40E0003C)  /* GPIO Falling-Edge Detect Register GPIO<31:0> */
#define GFER1		__REG(0x40E00040)  /* GPIO Falling-Edge Detect Register GPIO<63:32> */
#define GFER2		__REG(0x40E00044)  /* GPIO Falling-Edge Detect Register GPIO<80:64> */

#define GEDR0		__REG(0x40E00048)  /* GPIO Edge Detect Status Register GPIO<31:0> */
#define GEDR1		__REG(0x40E0004C)  /* GPIO Edge Detect Status Register GPIO<63:32> */
#define GEDR2		__REG(0x40E00050)  /* GPIO Edge Detect Status Register GPIO<80:64> */

#define GAFR0_L		__REG(0x40E00054)  /* GPIO Alternate Function Select Register GPIO<15:0> */
#define GAFR0_U		__REG(0x40E00058)  /* GPIO Alternate Function Select Register GPIO<31:16> */
#define GAFR1_L		__REG(0x40E0005C)  /* GPIO Alternate Function Select Register GPIO<47:32> */
#define GAFR1_U		__REG(0x40E00060)  /* GPIO Alternate Function Select Register GPIO<63:48> */
#define GAFR2_L		__REG(0x40E00064)  /* GPIO Alternate Function Select Register GPIO<79:64> */
#define GAFR2_U		__REG(0x40E00068)  /* GPIO Alternate Function Select Register GPIO<95-80> */
#define GAFR3_L		__REG(0x40E0006C)  /* GPIO Alternate Function Select Register GPIO<111:96> */
#define GAFR3_U		__REG(0x40E00070)  /* GPIO Alternate Function Select Register GPIO<127:112> */

#define GPLR3		__REG(0x40E00100)  /* GPIO Pin-Level Register GPIO<127:96> */
#define GPDR3		__REG(0x40E0010C)  /* GPIO Pin Direction Register GPIO<127:96> */
#define GPSR3		__REG(0x40E00118)  /* GPIO Pin Output Set Register GPIO<127:96> */
#define GPCR3		__REG(0x40E00124)  /* GPIO Pin Output Clear Register GPIO<127:96> */
#define GRER3		__REG(0x40E00130)  /* GPIO Rising-Edge Detect Register GPIO<127:96> */
#define GFER3		__REG(0x40E0013C)  /* GPIO Falling-Edge Detect Register GPIO<127:96> */
#define GEDR3		__REG(0x40E00148)  /* GPIO Edge Detect Status Register GPIO<127:96> */

/* More handy macros.  The argument is a literal GPIO number. */

#define GPIO_bit(x)	(1 << ((x) & 0x1f))

#define _GPLR(x)	__REG2(0x40E00000, ((x) & 0x60) >> 3)
#define _GPDR(x)	__REG2(0x40E0000C, ((x) & 0x60) >> 3)
#define _GPSR(x)	__REG2(0x40E00018, ((x) & 0x60) >> 3)
#define _GPCR(x)	__REG2(0x40E00024, ((x) & 0x60) >> 3)
#define _GRER(x)	__REG2(0x40E00030, ((x) & 0x60) >> 3)
#define _GFER(x)	__REG2(0x40E0003C, ((x) & 0x60) >> 3)
#define _GEDR(x)	__REG2(0x40E00048, ((x) & 0x60) >> 3)
#define _GAFR(x)	__REG2(0x40E00054, ((x) & 0x70) >> 2)

#define GPLR(x) 	(*((((x) & 0x7f) < 96) ? &_GPLR(x) : &GPLR3))
#define GPDR(x)		(*((((x) & 0x7f) < 96) ? &_GPDR(x) : &GPDR3))
#define GPSR(x)		(*((((x) & 0x7f) < 96) ? &_GPSR(x) : &GPSR3))
#define GPCR(x)		(*((((x) & 0x7f) < 96) ? &_GPCR(x) : &GPCR3))
#define GRER(x)		(*((((x) & 0x7f) < 96) ? &_GRER(x) : &GRER3))
#define GFER(x)		(*((((x) & 0x7f) < 96) ? &_GFER(x) : &GFER3))
#define GEDR(x)		(*((((x) & 0x7f) < 96) ? &_GEDR(x) : &GEDR3))
#define GAFR(x)		(*((((x) & 0x7f) < 96) ? &_GAFR(x) : \
			 ((((x) & 0x7f) < 112) ? &GAFR3_L : &GAFR3_U)))

#endif
OpenPOWER on IntegriCloud