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1 | /* |
2 | * linux/include/asm-arm/hardware/cs89712.h | |
3 | * | |
4 | * This file contains the hardware definitions of the CS89712 | |
5 | * additional internal registers. | |
6 | * | |
7 | * Copyright (C) 2001 Thomas Gleixner autronix automation <gleixner@autronix.de> | |
8 | * | |
9 | * | |
10 | * This program is free software; you can redistribute it and/or modify | |
11 | * it under the terms of the GNU General Public License as published by | |
12 | * the Free Software Foundation; either version 2 of the License, or | |
13 | * (at your option) any later version. | |
14 | * | |
15 | * This program is distributed in the hope that it will be useful, | |
16 | * but WITHOUT ANY WARRANTY; without even the implied warranty of | |
17 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the | |
18 | * GNU General Public License for more details. | |
19 | * | |
20 | * You should have received a copy of the GNU General Public License | |
21 | * along with this program; if not, write to the Free Software | |
22 | * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA | |
23 | */ | |
24 | #ifndef __ASM_HARDWARE_CS89712_H | |
25 | #define __ASM_HARDWARE_CS89712_H | |
26 | ||
27 | /* | |
28 | * CS89712 additional registers | |
29 | */ | |
30 | ||
31 | #define PCDR 0x0002 /* Port C Data register ---------------------------- */ | |
32 | #define PCDDR 0x0042 /* Port C Data Direction register ------------------ */ | |
33 | #define SDCONF 0x2300 /* SDRAM Configuration register ---------------------*/ | |
34 | #define SDRFPR 0x2340 /* SDRAM Refresh period register --------------------*/ | |
35 | ||
36 | #define SDCONF_ACTIVE (1 << 10) | |
37 | #define SDCONF_CLKCTL (1 << 9) | |
38 | #define SDCONF_WIDTH_4 (0 << 7) | |
39 | #define SDCONF_WIDTH_8 (1 << 7) | |
40 | #define SDCONF_WIDTH_16 (2 << 7) | |
41 | #define SDCONF_WIDTH_32 (3 << 7) | |
42 | #define SDCONF_SIZE_16 (0 << 5) | |
43 | #define SDCONF_SIZE_64 (1 << 5) | |
44 | #define SDCONF_SIZE_128 (2 << 5) | |
45 | #define SDCONF_SIZE_256 (3 << 5) | |
46 | #define SDCONF_CASLAT_2 (2) | |
47 | #define SDCONF_CASLAT_3 (3) | |
48 | ||
49 | #endif /* __ASM_HARDWARE_CS89712_H */ |