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 */
50