/* $NetBSD: imx23_timrotreg.h,v 1.2 2026/02/02 06:23:37 skrll Exp $ */

/*
 * Copyright (c) 2012 The NetBSD Foundation, Inc.
 * All rights reserved.
 *
 * This code is derived from software contributed to The NetBSD Foundation
 * by Petri Laakso.
 *
 * 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 NETBSD FOUNDATION, INC. 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 FOUNDATION 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.
 */

#ifndef _ARM_IMX_IMX23_TIMROTREG_H_
#define _ARM_IMX_IMX23_TIMROTREG_H_

#include <sys/cdefs.h>

#define HW_TIMROT_BASE 0x80068000
#define HW_TIMROT_SIZE 0x2000

/*
 * Rotary Decoder Control Register.
 */
#define HW_TIMROT_ROTCTRL       0x000
#define HW_TIMROT_ROTCTRL_SET   0x004
#define HW_TIMROT_ROTCTRL_CLR   0x008
#define HW_TIMROT_ROTCTRL_TOG   0x00C

#define HW_TIMROT_ROTCTRL_SFTRST                __BIT(31)
#define HW_TIMROT_ROTCTRL_CLKGATE               __BIT(30)
#define HW_TIMROT_ROTCTRL_ROTARY_PRESENT        __BIT(29)
#define HW_TIMROT_ROTCTRL_TIM3_PRESENT          __BIT(28)
#define HW_TIMROT_ROTCTRL_TIM2_PRESENT          __BIT(27)
#define HW_TIMROT_ROTCTRL_TIM1_PRESENT          __BIT(26)
#define HW_TIMROT_ROTCTRL_TIM0_PRESENT          __BIT(25)
#define HW_TIMROT_ROTCTRL_STATE                 __BITS(24, 22)
#define HW_TIMROT_ROTCTRL_DIVIDER               __BITS(21, 16)
#define HW_TIMROT_ROTCTRL_RSRVD3                __BITS(15, 13)
#define HW_TIMROT_ROTCTRL_RELATIVE              __BIT(12)
#define HW_TIMROT_ROTCTRL_OVERSAMPLE            __BITS(11, 10)
#define HW_TIMROT_ROTCTRL_POLARITY_B            __BIT(9)
#define HW_TIMROT_ROTCTRL_POLARITY_A            __BIT(8)
#define HW_TIMROT_ROTCTRL_RSRVD2                __BIT(7)
#define HW_TIMROT_ROTCTRL_SELECT_B              __BITS(6, 4)
#define HW_TIMROT_ROTCTRL_RSRVD1                __BIT(3)
#define HW_TIMROT_ROTCTRL_SELECT_A              __BITS(2, 0)

/*
 * Rotary Decoder Up/Down Counter Register.
 */
#define HW_TIMROT_ROTCOUNT 0x010

#define HW_TIMROT_ROTCOUNT_RSRVD1       __BITS(31, 16)
#define HW_TIMROT_ROTCOUNT_UPDOWN       __BITS(15, 0)

/*
 * Timer 0 Control and Status Register.
 */
#define HW_TIMROT_TIMCTRL0      0x020
#define HW_TIMROT_TIMCTRL0_SET  0x024
#define HW_TIMROT_TIMCTRL0_CLR  0x028
#define HW_TIMROT_TIMCTRL0_TOG  0x02C

#define HW_TIMROT_TIMCTRL0_RSRVD2       __BITS(31, 16)
#define HW_TIMROT_TIMCTRL0_IRQ          __BIT(15)
#define HW_TIMROT_TIMCTRL0_IRQ_EN       __BIT(14)
#define HW_TIMROT_TIMCTRL0_RSRVD1       __BITS(13, 9)
#define HW_TIMROT_TIMCTRL0_POLARITY     __BIT(8)
#define HW_TIMROT_TIMCTRL0_UPDATE       __BIT(7)
#define HW_TIMROT_TIMCTRL0_RELOAD       __BIT(6)
#define HW_TIMROT_TIMCTRL0_PRESCALE     __BITS(5, 4)
#define HW_TIMROT_TIMCTRL0_SELECT       __BITS(3, 0)

/*
 * Timer 0 Count Register.
 */
#define HW_TIMROT_TIMCOUNT0     0x030

#define HW_TIMROT_TIMCOUNT0_RUNNING_COUNT       __BITS(31, 16)
#define HW_TIMROT_TIMCOUNT0_FIXED_COUNT         __BITS(15, 0)

/*
 * Timer 1 Control and Status Register.
 */
#define HW_TIMROT_TIMCTRL1      0x040
#define HW_TIMROT_TIMCTRL1_SET  0x044
#define HW_TIMROT_TIMCTRL1_CLR  0x048
#define HW_TIMROT_TIMCTRL1_TOG  0x04C

#define HW_TIMROT_TIMCTRL1_RSRVD2       __BITS(31, 16)
#define HW_TIMROT_TIMCTRL1_IRQ          __BIT(15)
#define HW_TIMROT_TIMCTRL1_IRQ_EN       __BIT(14)
#define HW_TIMROT_TIMCTRL1_RSRVD1       __BITS(13, 9)
#define HW_TIMROT_TIMCTRL1_POLARITY     __BIT(8)
#define HW_TIMROT_TIMCTRL1_UPDATE       __BIT(7)
#define HW_TIMROT_TIMCTRL1_RELOAD       __BIT(6)
#define HW_TIMROT_TIMCTRL1_PRESCALE     __BITS(5, 4)
#define HW_TIMROT_TIMCTRL1_SELECT       __BITS(3, 0)

/*
 * Timer 1 Count Register.
 */
#define HW_TIMROT_TIMCOUNT1     0x050

#define HW_TIMROT_TIMCOUNT1_RUNNING_COUNT       __BITS(31, 16)
#define HW_TIMROT_TIMCOUNT1_FIXED_COUNT         __BITS(15, 0)

/*
 * Timer 2 Control and Status Register.
 */
#define HW_TIMROT_TIMCTRL2      0x060
#define HW_TIMROT_TIMCTRL2_SET  0x064
#define HW_TIMROT_TIMCTRL2_CLR  0x068
#define HW_TIMROT_TIMCTRL2_TOG  0x06C

#define HW_TIMROT_TIMCTRL2_RSRVD2       __BITS(31, 16)
#define HW_TIMROT_TIMCTRL2_IRQ          __BIT(15)
#define HW_TIMROT_TIMCTRL2_IRQ_EN       __BIT(14)
#define HW_TIMROT_TIMCTRL2_RSRVD1       __BITS(13, 9)
#define HW_TIMROT_TIMCTRL2_POLARITY     __BIT(8)
#define HW_TIMROT_TIMCTRL2_UPDATE       __BIT(7)
#define HW_TIMROT_TIMCTRL2_RELOAD       __BIT(6)
#define HW_TIMROT_TIMCTRL2_PRESCALE     __BITS(5, 4)
#define HW_TIMROT_TIMCTRL2_SELECT       __BIT(3, 0)

/*
 * Timer 2 Count Register.
 */
#define HW_TIMROT_TIMCOUNT2     0x070

#define HW_TIMROT_TIMCOUNT2_RUNNING_COUNT       __BITS(31, 16)
#define HW_TIMROT_TIMCOUNT2_FIXED_COUNT         __BITS(15, 0)

/*
 * Timer 3 Control and Status Register.
 */
#define HW_TIMROT_TIMCTRL3      0x080
#define HW_TIMROT_TIMCTRL3_SET  0x084
#define HW_TIMROT_TIMCTRL3_CLR  0x088
#define HW_TIMROT_TIMCTRL3_TOG  0x08C

#define HW_TIMROT_TIMCTRL3_RSRVD2       __BITS(31, 20)
#define HW_TIMROT_TIMCTRL3_TEST_SIGNAL  __BITS(19, 16)
#define HW_TIMROT_TIMCTRL3_IRQ          __BIT(15)
#define HW_TIMROT_TIMCTRL3_IRQ_EN       __BIT(14)
#define HW_TIMROT_TIMCTRL3_RSRVD1       __BITS(13, 11)
#define HW_TIMROT_TIMCTRL3_DUTY_VALID   __BIT(10)
#define HW_TIMROT_TIMCTRL3_DUTY_CYCLE   __BIT(9)
#define HW_TIMROT_TIMCTRL3_POLARITY     __BIT(8)
#define HW_TIMROT_TIMCTRL3_UPDATE       __BIT(7)
#define HW_TIMROT_TIMCTRL3_RELOAD       __BIT(6)
#define HW_TIMROT_TIMCTRL3_PRESCALE     __BITS(5, 4)
#define HW_TIMROT_TIMCTRL3_SELECT       __BITS(3, 0)

/*
 * Timer 3 Count Register.
 */
#define HW_TIMROT_TIMCOUNT3     0x090

#define HW_TIMROT_TIMCOUNT3_LOW_RUNNING_COUNT   __BITS(31, 16)
#define HW_TIMROT_TIMCOUNT3IHIGH_FIXED_COUNT    __BITS(15, 0)

/*
 * TIMROT Version Register.
 */
#define HW_TIMROT_VERSION       0x0a0

#define HW_TIMROT_VERSION_MAJOR __BITS(31, 24)
#define HW_TIMROT_VERSION_MINOR __BITS(23, 16)
#define HW_TIMROT_VERSION_STEP  __BITS(15, 0)

#endif /* !_ARM_IMX_IMX23_TIMROTREG_H_ */