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vrc4172pwmreg.h revision 1.1.2.4 
      1  1.1.2.4  bouyer /*	$NetBSD: vrc4172pwmreg.h,v 1.1.2.4 2001/04/21 17:53:47 bouyer Exp $	*/
      2  1.1.2.4  bouyer 
      3  1.1.2.2  bouyer /*
      4  1.1.2.2  bouyer  * Copyright (c) 2000 SATO Kazumi.  All rights reserved.
      5  1.1.2.2  bouyer  *
      6  1.1.2.2  bouyer  * Redistribution and use in source and binary forms, with or without
      7  1.1.2.2  bouyer  * modification, are permitted provided that the following conditions
      8  1.1.2.2  bouyer  * are met:
      9  1.1.2.2  bouyer  * 1. Redistributions of source code must retain the above copyright
     10  1.1.2.2  bouyer  *    notice, this list of conditions, and the following disclaimer.
     11  1.1.2.2  bouyer  * 2. Redistributions in binary form must reproduce the above copyright
     12  1.1.2.2  bouyer  *    notice, this list of conditions and the following disclaimer in the
     13  1.1.2.2  bouyer  *    documentation and/or other materials provided with the distribution.
     14  1.1.2.2  bouyer  *
     15  1.1.2.2  bouyer  * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
     16  1.1.2.2  bouyer  * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
     17  1.1.2.2  bouyer  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
     18  1.1.2.2  bouyer  * ARE DISCLAIMED.  IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
     19  1.1.2.2  bouyer  * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
     20  1.1.2.2  bouyer  * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
     21  1.1.2.2  bouyer  * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
     22  1.1.2.2  bouyer  * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
     23  1.1.2.2  bouyer  * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
     24  1.1.2.2  bouyer  * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
     25  1.1.2.2  bouyer  * SUCH DAMAGE.
     26  1.1.2.2  bouyer  */
     27  1.1.2.2  bouyer 
     28  1.1.2.2  bouyer /*
     29  1.1.2.2  bouyer  * Vrc4172 PWM unit register definition
     30  1.1.2.2  bouyer  */
     31  1.1.2.2  bouyer 
     32  1.1.2.3  bouyer #define VRC2_PWM_LCDDUTYEN	0x00	/* LCDBAK control enable */
     33  1.1.2.2  bouyer #define		VRC2_PWM_LCDEN_MASK	0x01
     34  1.1.2.2  bouyer #define 	VRC2_PWM_LCD_EN		0x01	/* enable */
     35  1.1.2.2  bouyer #define		VRC2_PWM_LCD_DIS	0x00	/* disable */
     36  1.1.2.2  bouyer #define VRC2_PWM_LCDFREQ	0x02
     37  1.1.2.2  bouyer #define 	VRC2_PWM_LCDFREQ_MASK	0xff
     38  1.1.2.2  bouyer #define		VRC2_PWM_LCDFREQ_DEF	0x2a	/* default XXX */
     39  1.1.2.2  bouyer 		/* f = 1(2^4/8000000 * 64 x (LCDFREQ+1) */
     40  1.1.2.2  bouyer #define VRC2_PWM_LCDDUTY	0x04
     41  1.1.2.2  bouyer #define 	VRC2_PWM_LCDDUTY_MASK	0x3f
     42  1.1.2.2  bouyer #define		VRC2_PWM_LCDDUTY_DEF	0x25	/* default XXX */
     43  1.1.2.2  bouyer 		/* T = 1/(64f) x (LCDDUTY+1) */
     44  1.1.2.2  bouyer 
     45  1.1.2.2  bouyer /* end */
     46