bast-cpld.h

来自「多年来」· C头文件 代码 · 共 59 行

/* linux/include/asm-arm/arch-s3c2410/bast-cpld.h
 *
 * (c) 2003,2004 Simtec Electronics
 *  Ben Dooks <[e-mail]>
 *
 * BAST - CPLD control constants
 *
 * This program is free software; you can redistribute it and/or modify
 * it under the terms of the GNU General Public License version 2 as
 * published by the Free Software Foundation.
 *
 * Changelog:
 *  25-May-2003 BJD  Created file, added CTRL1 registers
 *  30-Aug-2004 BJD  Updated definitions from 2.4.26 port
 *  30-Aug-2004 BJD  Added CTRL3 and CTRL4 definitions
*/

#ifndef __ASM_ARCH_BASTCPLD_H
#define __ASM_ARCH_BASTCPLD_H

/* CTRL1 - Audio LR routing */

#define BAST_CPLD_CTRL1_LRCOFF	    (0x00)
#define BAST_CPLD_CTRL1_LRCADC	    (0x01)
#define BAST_CPLD_CTRL1_LRCDAC	    (0x02)
#define BAST_CPLD_CTRL1_LRCARM	    (0x03)
#define BAST_CPLD_CTRL1_LRMASK	    (0x03)

/* CTRL2 - NAND WP control, IDE Reset assert/check */

#define BAST_CPLD_CTRL2_WNAND       (0x04)
#define BAST_CPLD_CTLR2_IDERST      (0x08)

/* CTRL3 - rom write control, CPLD identity */

#define BAST_CPLD_CTRL3_IDMASK      (0x0e)
#define BAST_CPLD_CTRL3_ROMWEN      (0x01)

/* CTRL4 - 8bit LCD interface control/status */

#define BAST_CPLD_CTRL4_LLAT	    (0x01)
#define BAST_CPLD_CTRL4_LCDRW	    (0x02)
#define BAST_CPLD_CTRL4_LCDCMD	    (0x04)
#define BAST_CPLD_CTRL4_LCDE2	    (0x01)

/* CTRL5 - DMA routing */

#define BAST_CPLD_DMA0_PRIIDE      (0<<0)
#define BAST_CPLD_DMA0_SECIDE      (1<<0)
#define BAST_CPLD_DMA0_ISA15       (2<<0)
#define BAST_CPLD_DMA0_ISA36       (3<<0)

#define BAST_CPLD_DMA1_PRIIDE      (0<<2)
#define BAST_CPLD_DMA1_SECIDE      (1<<2)
#define BAST_CPLD_DMA1_ISA15       (2<<2)
#define BAST_CPLD_DMA1_ISA36       (3<<2)

#endif /* __ASM_ARCH_BASTCPLD_H */