xref: /freebsd/sys/arm/allwinner/a20/a20_cpu_cfg.h (revision f5147e312f43a9050468de539aeafa072caa1a60)
1 /*-
2  * SPDX-License-Identifier: BSD-2-Clause-FreeBSD
3  *
4  * Copyright (c) 2013 Ganbold Tsagaankhuu <ganbold@freebsd.org>
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. 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 THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
17  * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
18  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
19  * ARE DISCLAIMED.  IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
20  * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
21  * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
22  * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION
23  * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
24  * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE ARISING IN ANY WAY
25  * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
26  * SUCH DAMAGE.
27  *
28  * $FreeBSD$
29  */
30 
31 #ifndef _A20_CPU_CFG_H_
32 #define _A20_CPU_CFG_H_
33 
34 #define CPU_CFG_BASE		0xe1c25c00
35 
36 #define CPU0_RST_CTRL		0x0040
37 #define CPU0_CTRL_REG		0x0044
38 #define CPU0_STATUS_REG 	0x0048
39 
40 #define CPU1_RST_CTRL		0x0080
41 #define CPU1_CTRL_REG		0x0084
42 #define CPU1_STATUS_REG 	0x0088
43 
44 #define GENER_CTRL_REG		0x0184
45 
46 #define EVENT_IN_REG		0x0190
47 #define PRIVATE_REG		0x01a4
48 
49 #define IDLE_CNT0_LOW_REG	0x0200
50 #define IDLE_CNT0_HIGH_REG	0x0204
51 #define IDLE_CNT0_CTRL_REG	0x0208
52 
53 #define IDLE_CNT1_LOW_REG	0x0210
54 #define IDLE_CNT1_HIGH_REG	0x0214
55 #define IDLE_CNT1_CTRL_REG	0x0218
56 
57 #define OSC24M_CNT64_CTRL_REG	0x0280
58 #define OSC24M_CNT64_LOW_REG	0x0284
59 #define OSC24M_CNT64_HIGH_REG	0x0288
60 
61 #define LOSC_CNT64_CTRL_REG	0x0290
62 #define LOSC_CNT64_LOW_REG	0x0294
63 #define LOSC_CNT64_HIGH_REG	0x0298
64 
65 #define CNT64_RL_EN		0x02 /* read latch enable */
66 
67 uint64_t a20_read_counter64(void);
68 
69 #endif /* _A20_CPU_CFG_H_ */
70