cs89712.h
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上传日期:2013-04-10
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- /*
- * linux/include/asm-arm/hardware/cs89712.h
- *
- * This file contains the hardware definitions of the CS89712
- * additional internal registers.
- *
- * Copyright (C) 2001 Thomas Gleixner autronix automation <gleixner@autronix.de>
- *
- *
- * This program is free software; you can redistribute it and/or modify
- * it under the terms of the GNU General Public License as published by
- * the Free Software Foundation; either version 2 of the License, or
- * (at your option) any later version.
- *
- * This program is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
- * GNU General Public License for more details.
- *
- * You should have received a copy of the GNU General Public License
- * along with this program; if not, write to the Free Software
- * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
- */
- #ifndef __ASM_HARDWARE_CS89712_H
- #define __ASM_HARDWARE_CS89712_H
- /*
- * CS89712 additional registers
- */
-
- #define PCDR 0x0002 /* Port C Data register ---------------------------- */
- #define PCDDR 0x0042 /* Port C Data Direction register ------------------ */
- #define SDCONF 0x2300 /* SDRAM Configuration register ---------------------*/
- #define SDRFPR 0x2340 /* SDRAM Refresh period register --------------------*/
- #define SDCONF_ACTIVE (1 << 10)
- #define SDCONF_CLKCTL (1 << 9)
- #define SDCONF_WIDTH_4 (0 << 7)
- #define SDCONF_WIDTH_8 (1 << 7)
- #define SDCONF_WIDTH_16 (2 << 7)
- #define SDCONF_WIDTH_32 (3 << 7)
- #define SDCONF_SIZE_16 (0 << 5)
- #define SDCONF_SIZE_64 (1 << 5)
- #define SDCONF_SIZE_128 (2 << 5)
- #define SDCONF_SIZE_256 (3 << 5)
- #define SDCONF_CASLAT_2 (2)
- #define SDCONF_CASLAT_3 (3)
- #endif /* __ASM_HARDWARE_CS89712_H */