/usr/include/openwince/arm/pxa2x0/pwm.h is in openwince-include 0.3.2-3.1.
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* $Id: pwm.h,v 1.11 2003/04/26 22:56:35 telka Exp $
*
* XScale PXA26x/PXA255/PXA250/PXA210 PWM0 and PWM1 Registers
* Copyright (C) 2002, 2003 ETC s.r.o.
* 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.
* 3. Neither the name of the ETC s.r.o. nor the names of its contributors
* may be used to endorse or promote products derived from this software
* without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS 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 COPYRIGHT OWNER 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.
*
* Written by Marcel Telka <marcel@telka.sk>, 2002, 2003.
*
* Documentation:
* [1] Intel Corporation, "Intel PXA250 and PXA210 Application Processors
* Developer's Manual", February 2002, Order Number: 278522-001
* [2] Intel Corporation, "Intel PXA26x Processor Family Developer's Manual",
* March 2003, Order Number: 278638-002
* [3] Intel Corporation, "Intel PXA255 Processor Developer's Manual"
* March 2003, Order Number: 278693-001
*
*/
#ifndef PXA2X0_PWM_H
#define PXA2X0_PWM_H
#include <common.h>
#if LANGUAGE == C
#include <stdint.h>
#endif
#if defined(PXA2X0_NOPXA250) && !defined(PXA2X0_NOPXA255)
#define PXA2X0_NOPXA255
#endif
#if defined(PXA2X0_NOPXA255) && !defined(PXA2X0_NOPXA260)
#define PXA2X0_NOPXA260
#endif
/* PWM0 and PWM1 Registers */
#define PWM0_BASE 0x40B00000
#define PWM1_BASE 0x40C00000
#if LANGUAGE == C
typedef volatile struct PWM_registers {
uint32_t pwm_ctrl;
uint32_t pwm_pwduty;
uint32_t pwm_perval;
} PWM_registers_t;
#ifdef PXA2X0_UNMAPPED
#define PWM0_pointer ((PWM_registers_t*) PWM0_BASE)
#define PWM1_pointer ((PWM_registers_t*) PWM1_BASE)
#endif
#define PWM_CTRL PWM_pointer->pwm_ctrl
#define PWM_PWDUTY PWM_pointer->pwm_pwduty
#define PWM_PERVAL PWM_pointer->pwm_perval
#define PWM_CTRL0 PWM0_pointer->pwm_ctrl
#define PWM_PWDUTY0 PWM0_pointer->pwm_pwduty
#define PWM_PERVAL0 PWM0_pointer->pwm_perval
#define PWM_CTRL1 PWM1_pointer->pwm_ctrl
#define PWM_PWDUTY1 PWM1_pointer->pwm_pwduty
#define PWM_PERVAL1 PWM1_pointer->pwm_perval
#endif /* LANGUAGE == C */
#define PWM_CTRL_OFFSET 0x00
#define PWM_PWDUTY_OFFSET 0x04
#define PWM_PERVAL_OFFSET 0x08
/* PWM_CTRL bits - see Table 4-49 in [1], Table 4-50 in [2], Table 4-46 in [3] */
#define PWM_CTRL_PWM_SD bit(6)
#define PWM_CTRL_PRESCALE_MASK bits(5,0)
#define PWM_CTRL_PRESCALE(x) bits_val(5,0,x)
#define get_PWM_CTRL_PRESCALE(x) bits_get(5,0,x)
/* PWM_PWDUTY bits - see Table 4-50 in [1], Table 4-51 in [2], Table 4-47 in [3] */
#define PWM_PWDUTY_FDCYCLE bit(10)
#define PWM_PWDUTY_DCYCLE_MASK bits(9,0)
#define PWM_PWDUTY_DCYCLE(x) bits_val(9,0,x)
#define get_PWM_PWDUTY_DCYCLE(x) bits_get(9,0,x)
/* PWM_PERVAL bits - see Table 4-51 in [1], Table 4-52 in [2], Table 4-48 in [3] */
#define PWM_PERVAL_PV_MASK bits(9,0)
#define PWM_PERVAL_PV(x) bits_val(9,0,x)
#define get_PWM_PERVAL_PV(x) bits_get(9,0,x)
#endif /* PXA2X0_PWM_H */
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