2001-04-13 12:11:44 +04:00
|
|
|
/* $NetBSD: vrc4172pwmreg.h,v 1.4 2001/04/13 08:11:44 itojun Exp $ */
|
|
|
|
|
|
2000-11-11 07:42:08 +03:00
|
|
|
/*
|
|
|
|
|
* Copyright (c) 2000 SATO Kazumi. All rights reserved.
|
|
|
|
|
*
|
|
|
|
|
* Redistribution and use in source and binary forms, with or without
|
|
|
|
|
* modification, are permitted provided that the following conditions
|
|
|
|
|
* are met:
|
|
|
|
|
* 1. Redistributions of source code must retain the above copyright
|
|
|
|
|
* notice, this list of conditions, and the following disclaimer.
|
|
|
|
|
* 2. Redistributions in binary form must reproduce the above copyright
|
|
|
|
|
* notice, this list of conditions and the following disclaimer in the
|
|
|
|
|
* documentation and/or other materials provided with the distribution.
|
|
|
|
|
*
|
|
|
|
|
* THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
|
|
|
|
|
* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
|
|
|
|
|
* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
|
|
|
|
|
* ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
|
|
|
|
|
* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
|
|
|
|
|
* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
|
|
|
|
|
* OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
|
|
|
|
|
* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
|
|
|
|
|
* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
|
|
|
|
|
* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
|
|
|
|
|
* SUCH DAMAGE.
|
|
|
|
|
*/
|
|
|
|
|
|
|
|
|
|
/*
|
|
|
|
|
* Vrc4172 PWM unit register definition
|
|
|
|
|
*/
|
|
|
|
|
|
2000-12-29 14:44:44 +03:00
|
|
|
#define VRC2_PWM_LCDDUTYEN 0x00 /* LCDBAK control enable */
|
2000-11-11 07:42:08 +03:00
|
|
|
#define VRC2_PWM_LCDEN_MASK 0x01
|
|
|
|
|
#define VRC2_PWM_LCD_EN 0x01 /* enable */
|
|
|
|
|
#define VRC2_PWM_LCD_DIS 0x00 /* disable */
|
|
|
|
|
#define VRC2_PWM_LCDFREQ 0x02
|
|
|
|
|
#define VRC2_PWM_LCDFREQ_MASK 0xff
|
|
|
|
|
#define VRC2_PWM_LCDFREQ_DEF 0x2a /* default XXX */
|
|
|
|
|
/* f = 1(2^4/8000000 * 64 x (LCDFREQ+1) */
|
|
|
|
|
#define VRC2_PWM_LCDDUTY 0x04
|
|
|
|
|
#define VRC2_PWM_LCDDUTY_MASK 0x3f
|
|
|
|
|
#define VRC2_PWM_LCDDUTY_DEF 0x25 /* default XXX */
|
|
|
|
|
/* T = 1/(64f) x (LCDDUTY+1) */
|
|
|
|
|
|
|
|
|
|
/* end */
|
