xref: /netbsd-src/sys/arch/arm/imx/imxpwmreg.h (revision 2bd1432c88573054d9e5d00b69e495cb3aaef816)
1 /*	$NetBSD: imxpwmreg.h,v 1.2 2020/05/20 05:10:42 hkenken Exp $	*/
2 
3 /*
4  * Copyright (c) 2014  Genetec Corporation.  All rights reserved.
5  * Written by Hashimoto Kenichi for Genetec Corporation.
6  *
7  * Redistribution and use in source and binary forms, with or without
8  * modification, are permitted provided that the following conditions
9  * are met:
10  * 1. Redistributions of source code must retain the above copyright
11  *    notice, this list of conditions and the following disclaimer.
12  * 2. Redistributions in binary form must reproduce the above copyright
13  *    notice, this list of conditions and the following disclaimer in the
14  *    documentation and/or other materials provided with the distribution.
15  *
16  * THIS SOFTWARE IS PROVIDED BY GENETEC CORPORATION ``AS IS'' AND
17  * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
18  * TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
19  * PURPOSE ARE DISCLAIMED.  IN NO EVENT SHALL GENETEC CORPORATION
20  * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
21  * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
22  * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
23  * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
24  * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
25  * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
26  * POSSIBILITY OF SUCH DAMAGE.
27  */
28 
29 #ifndef	_ARM_IMX_IMXPWMREG_H_
30 #define	_ARM_IMX_IMXPWMREG_H_
31 
32 #define PWM_CR			0x00	/* PWM Control Register */
33 #define  PWM_CR_FWM		__BITS(27, 26)
34 #define  PWM_CR_STOPEN		__BIT(25)
35 #define  PWM_CR_DOZEN		__BIT(24)
36 #define  PWM_CR_WAITEN		__BIT(23)
37 #define  PWM_CR_DBGEN		__BIT(22)
38 #define  PWM_CR_BCTR		__BIT(21)
39 #define  PWM_CR_HCTR		__BIT(20)
40 #define  PWM_CR_POUTC		__BITS(19, 18)
41 #define  PWM_CR_CLKSRC		__BITS(17, 16)
42 #define   CLKSRC_IPG_CLK		1
43 #define   CLKSRC_IPG_CLK_HIGHFREQ	2
44 #define   CLKSRC_IPG_CLK_32K		3
45 #define  PWM_CR_PRESCALER	__BITS(15, 4)
46 #define  PWM_CR_SWR		__BIT(3)
47 #define  PWM_CR_REPEAT		__BITS(2, 1)
48 #define  PWM_CR_EN		__BIT(0)
49 #define PWM_SR			0x04	/* PWM Status Register */
50 #define  PWM_SR_FWE		__BIT(6)
51 #define  PWM_SR_CMP		__BIT(5)
52 #define  PWM_SR_ROV		__BIT(4)
53 #define  PWM_SR_FE		__BIT(3)
54 #define  PWM_SR_FIFOAV		__BITS(2, 0)
55 #define PWM_IR			0x08	/* PWM Interrupt Register */
56 #define  PWM_IR_CIE		__BIT(2)
57 #define  PWM_IR_RIE		__BIT(1)
58 #define  PWM_IR_FIE		__BIT(0)
59 #define PWM_SAR			0x0C	/* PWM Sample Register */
60 #define  PWM_SAR_SAMPLE		__BITS(15, 0)
61 #define PWM_PR			0x10	/* PWM Period Register */
62 #define  PWM_PR_PERIOD		__BITS(15, 0)
63 #define PWM_CNR			0x14	/* PWM Counter Register */
64 #define  PWM_CNR_COUNT		__BITS(15, 0)
65 
66 #endif	/* _ARM_IMX_IMXPWMREG_H_ */
67