1/*-
2 * Copyright (c) 2016 Michael Zhilin <mizhka@gmail.com>
3 *
4 * All rights reserved.
5 *
6 * Redistribution and use in source and binary forms, with or without
7 * modification, are permitted provided that the following conditions
8 * are met:
9 * 1. Redistributions of source code must retain the above copyright
10 *    notice, this list of conditions and the following disclaimer.
11 * 2. Redistributions in binary form must reproduce the above copyright
12 *    notice, this list of conditions and the following disclaimer in the
13 *    documentation and/or other materials provided with the distribution.
14 *
15 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
16 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
17 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
18 * ARE DISCLAIMED.  IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
19 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
20 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
21 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
22 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
23 * LIABILITY, 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/*
29 * $FreeBSD$
30 */
31
32#ifndef _MIPS_BROADCOM_BCM_SOCINFO_H_
33#define _MIPS_BROADCOM_BCM_SOCINFO_H_
34
35#include <machine/cpuregs.h>
36
37struct bcm_socinfo {
38	uint32_t	id;
39	uint32_t	cpurate;	/* in MHz */
40	uint32_t	uartrate;	/* in Hz */
41	int		double_count;
42};
43
44struct bcm_socinfo*	bcm_get_socinfo_by_socid(uint32_t key);
45struct bcm_socinfo*	bcm_get_socinfo(void);
46
47#define	BCM_SOCADDR				0x18000000
48#define		BCM_REG_CHIPC_ID		0x0
49#define		BCM_REG_CHIPC_UART		0x300
50#define		BCM_REG_CHIPC_PMUWD_OFFS	0x634
51#define	BCM_SOCREG(reg)							\
52		MIPS_PHYS_TO_KSEG1((BCM_SOCADDR + (reg)))
53#define BCM_READ_REG32(reg)						\
54	*((volatile uint32_t *)BCM_SOCREG(reg))
55#define BCM_WRITE_REG32(reg, value)					\
56	do {								\
57		writel((void*)BCM_SOCREG((reg)),value);			\
58	} while (0);
59
60#endif /* _MIPS_BROADCOM_BCM_SOCINFO_H_ */
61