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Luca Ceresolic2b626c2011-04-19 09:48:51 -04001/*
2 * (c) 2011 Comelit Group SpA, Luca Ceresoli <luca.ceresoli@comelit.it>
3 *
Wolfgang Denk1a459662013-07-08 09:37:19 +02004 * SPDX-License-Identifier: GPL-2.0+
Luca Ceresolic2b626c2011-04-19 09:48:51 -04005 */
6
7#ifndef _OMAP3_REGS_H
8#define _OMAP3_REGS_H
9
10/*
11 * Register definitions for OMAP3 processors.
12 */
13
14/*
15 * GPMC_CONFIG1 - GPMC_CONFIG7
16 */
17
18/* Values for GPMC_CONFIG1 - signal control parameters */
19#define WRAPBURST (1 << 31)
20#define READMULTIPLE (1 << 30)
21#define READTYPE (1 << 29)
22#define WRITEMULTIPLE (1 << 28)
23#define WRITETYPE (1 << 27)
24#define CLKACTIVATIONTIME(x) (((x) & 3) << 25)
25#define ATTACHEDDEVICEPAGELENGTH(x) (((x) & 3) << 23)
26#define WAITREADMONITORING (1 << 22)
27#define WAITWRITEMONITORING (1 << 21)
28#define WAITMONITORINGTIME(x) (((x) & 3) << 18)
29#define WAITPINSELECT(x) (((x) & 3) << 16)
30#define DEVICESIZE(x) (((x) & 3) << 12)
31#define DEVICESIZE_8BIT DEVICESIZE(0)
32#define DEVICESIZE_16BIT DEVICESIZE(1)
33#define DEVICETYPE(x) (((x) & 3) << 10)
34#define DEVICETYPE_NOR DEVICETYPE(0)
35#define DEVICETYPE_NAND DEVICETYPE(2)
36#define MUXADDDATA (1 << 9)
37#define TIMEPARAGRANULARITY (1 << 4)
38#define GPMCFCLKDIVIDER(x) (((x) & 3) << 0)
39
40/* Values for GPMC_CONFIG2 - CS timing */
41#define CSWROFFTIME(x) (((x) & 0x1f) << 16)
42#define CSRDOFFTIME(x) (((x) & 0x1f) << 8)
43#define CSEXTRADELAY (1 << 7)
44#define CSONTIME(x) (((x) & 0xf) << 0)
45
46/* Values for GPMC_CONFIG3 - nADV timing */
47#define ADVWROFFTIME(x) (((x) & 0x1f) << 16)
48#define ADVRDOFFTIME(x) (((x) & 0x1f) << 8)
49#define ADVEXTRADELAY (1 << 7)
50#define ADVONTIME(x) (((x) & 0xf) << 0)
51
52/* Values for GPMC_CONFIG4 - nWE and nOE timing */
53#define WEOFFTIME(x) (((x) & 0x1f) << 24)
54#define WEEXTRADELAY (1 << 23)
55#define WEONTIME(x) (((x) & 0xf) << 16)
56#define OEOFFTIME(x) (((x) & 0x1f) << 8)
57#define OEEXTRADELAY (1 << 7)
58#define OEONTIME(x) (((x) & 0xf) << 0)
59
60/* Values for GPMC_CONFIG5 - RdAccessTime and CycleTime timing */
61#define PAGEBURSTACCESSTIME(x) (((x) & 0xf) << 24)
62#define RDACCESSTIME(x) (((x) & 0x1f) << 16)
63#define WRCYCLETIME(x) (((x) & 0x1f) << 8)
64#define RDCYCLETIME(x) (((x) & 0x1f) << 0)
65
66/* Values for GPMC_CONFIG6 - misc timings */
67#define WRACCESSTIME(x) (((x) & 0x1f) << 24)
68#define WRDATAONADMUXBUS(x) (((x) & 0xf) << 16)
69#define CYCLE2CYCLEDELAY(x) (((x) & 0xf) << 8)
70#define CYCLE2CYCLESAMECSEN (1 << 7)
71#define CYCLE2CYCLEDIFFCSEN (1 << 6)
72#define BUSTURNAROUND(x) (((x) & 0xf) << 0)
73
74/* Values for GPMC_CONFIG7 - CS address mapping configuration */
75#define MASKADDRESS(x) (((x) & 0xf) << 8)
76#define CSVALID (1 << 6)
77#define BASEADDRESS(x) (((x) & 0x3f) << 0)
78
79#endif /* _OMAP3_REGS_H */