xref: /netbsd/sys/arch/arm/ti/ti_rngreg.h (revision 7f4bde1c)
1 /* $NetBSD: ti_rngreg.h,v 1.1 2019/10/28 23:57:59 jmcneill Exp $ */
2 
3 /*-
4  * Copyright (c) 2015 Jared D. McNeill <jmcneill@invisible.ca>
5  * All rights reserved.
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. The name of the author may not be used to endorse or promote products
13  *    derived from this software without specific prior written permission.
14  *
15  * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
16  * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
17  * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
18  * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
19  * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING,
20  * BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
21  * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED
22  * AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
23  * OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
24  * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
25  * SUCH DAMAGE.
26  */
27 
28 #ifndef _TI_RNGREG_H
29 #define _TI_RNGREG_H
30 
31 #define TRNG_OUTPUT_L_REG	0x00
32 #define TRNG_OUTPUT_H_REG	0x04
33 #define TRNG_STATUS_REG		0x08
34 #define TRNG_STATUS_READY		__BIT(0)
35 #define TRNG_INTACK_REG		0x10
36 #define TRNG_INTACK_READY		__BIT(0)
37 #define TRNG_CONTROL_REG	0x14
38 #define TRNG_CONTROL_STARTUP_CYCLES	__BITS(31,16)
39 #define TRNG_CONTROL_ENABLE		__BIT(10)
40 #define TRNG_CONFIG_REG		0x18
41 #define TRNG_CONFIG_MAX_REFILL		__BITS(31,16)
42 #define TRNG_CONFIG_MIN_REFILL		__BITS(7,0)
43 
44 #endif /* !_TI_RNGREG_H */
45