1 /*
2  * (c) 2011 Comelit Group SpA, Luca Ceresoli <luca.ceresoli@comelit.it>
3  *
4  * See file CREDITS for list of people who contributed to this
5  * project.
6  *
7  * This program is free software; you can redistribute it and/or
8  * modify it under the terms of the GNU General Public License as
9  * published by the Free Software Foundation; either version 2 of
10  * the License, or (at your option) any later version.
11  *
12  * This program is distributed in the hope that it will be useful,
13  * but WITHOUT ANY WARRANTY; without even the implied warranty of
14  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
15  * GNU General Public License for more details.
16  *
17  * You should have received a copy of the GNU General Public License
18  * along with this program; if not, write to the Free Software
19  * Foundation, Inc., 59 Temple Place, Suite 330, Boston,
20  * MA 02111-1307 USA
21  */
22 
23 #ifndef _OMAP3_REGS_H
24 #define _OMAP3_REGS_H
25 
26 /*
27  * Register definitions for OMAP3 processors.
28  */
29 
30 /*
31  * GPMC_CONFIG1 - GPMC_CONFIG7
32  */
33 
34 /* Values for GPMC_CONFIG1 - signal control parameters */
35 #define WRAPBURST                     (1 << 31)
36 #define READMULTIPLE                  (1 << 30)
37 #define READTYPE                      (1 << 29)
38 #define WRITEMULTIPLE                 (1 << 28)
39 #define WRITETYPE                     (1 << 27)
40 #define CLKACTIVATIONTIME(x)          (((x) & 3) << 25)
41 #define ATTACHEDDEVICEPAGELENGTH(x)   (((x) & 3) << 23)
42 #define WAITREADMONITORING            (1 << 22)
43 #define WAITWRITEMONITORING           (1 << 21)
44 #define WAITMONITORINGTIME(x)         (((x) & 3) << 18)
45 #define WAITPINSELECT(x)              (((x) & 3) << 16)
46 #define DEVICESIZE(x)                 (((x) & 3) << 12)
47 #define DEVICESIZE_8BIT               DEVICESIZE(0)
48 #define DEVICESIZE_16BIT              DEVICESIZE(1)
49 #define DEVICETYPE(x)                 (((x) & 3) << 10)
50 #define DEVICETYPE_NOR                DEVICETYPE(0)
51 #define DEVICETYPE_NAND               DEVICETYPE(2)
52 #define MUXADDDATA                    (1 << 9)
53 #define TIMEPARAGRANULARITY           (1 << 4)
54 #define GPMCFCLKDIVIDER(x)            (((x) & 3) << 0)
55 
56 /* Values for GPMC_CONFIG2 - CS timing */
57 #define CSWROFFTIME(x)   (((x) & 0x1f) << 16)
58 #define CSRDOFFTIME(x)   (((x) & 0x1f) <<  8)
59 #define CSEXTRADELAY     (1 << 7)
60 #define CSONTIME(x)      (((x) &  0xf) <<  0)
61 
62 /* Values for GPMC_CONFIG3 - nADV timing */
63 #define ADVWROFFTIME(x)  (((x) & 0x1f) << 16)
64 #define ADVRDOFFTIME(x)  (((x) & 0x1f) <<  8)
65 #define ADVEXTRADELAY    (1 << 7)
66 #define ADVONTIME(x)     (((x) &  0xf) <<  0)
67 
68 /* Values for GPMC_CONFIG4 - nWE and nOE timing */
69 #define WEOFFTIME(x)     (((x) & 0x1f) << 24)
70 #define WEEXTRADELAY     (1 << 23)
71 #define WEONTIME(x)      (((x) &  0xf) << 16)
72 #define OEOFFTIME(x)     (((x) & 0x1f) <<  8)
73 #define OEEXTRADELAY     (1 << 7)
74 #define OEONTIME(x)      (((x) &  0xf) <<  0)
75 
76 /* Values for GPMC_CONFIG5 - RdAccessTime and CycleTime timing */
77 #define PAGEBURSTACCESSTIME(x)  (((x) &  0xf) << 24)
78 #define RDACCESSTIME(x)         (((x) & 0x1f) << 16)
79 #define WRCYCLETIME(x)          (((x) & 0x1f) <<  8)
80 #define RDCYCLETIME(x)          (((x) & 0x1f) <<  0)
81 
82 /* Values for GPMC_CONFIG6 - misc timings */
83 #define WRACCESSTIME(x)        (((x) & 0x1f) << 24)
84 #define WRDATAONADMUXBUS(x)    (((x) &  0xf) << 16)
85 #define CYCLE2CYCLEDELAY(x)    (((x) &  0xf) <<  8)
86 #define CYCLE2CYCLESAMECSEN    (1 << 7)
87 #define CYCLE2CYCLEDIFFCSEN    (1 << 6)
88 #define BUSTURNAROUND(x)       (((x) &  0xf) <<  0)
89 
90 /* Values for GPMC_CONFIG7 - CS address mapping configuration */
91 #define MASKADDRESS(x)         (((x) &  0xf) <<  8)
92 #define CSVALID                (1 << 6)
93 #define BASEADDRESS(x)         (((x) & 0x3f) <<  0)
94 
95 #endif /* _OMAP3_REGS_H */
96