2 * linux/include/asm-arm/hardware/cs89712.h
4 * This file contains the hardware definitions of the CS89712
5 * additional internal registers.
7 * Copyright (C) 2001 Thomas Gleixner autronix automation <gleixner@autronix.de>
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.
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.
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
24 #ifndef __ASM_HARDWARE_CS89712_H
25 #define __ASM_HARDWARE_CS89712_H
28 * CS89712 additional registers
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 --------------------*/
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)
49 #endif /* __ASM_HARDWARE_CS89712_H */