WSL2-Linux-Kernel/arch/arm/include/asm/hardware/cs89712.h

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1.8 KiB
C

/*
* arch/arm/include/asm/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 */