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