61 lines
2.1 KiB
C
61 lines
2.1 KiB
C
/*-
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* Copyright (c) 2016 Michael Zhilin <mizhka@gmail.com>
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*
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* All rights reserved.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions
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* are met:
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* 1. Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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* 2. Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in the
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* documentation and/or other materials provided with the distribution.
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*
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* THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
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* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
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* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
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* ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
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* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
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* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
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* OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
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* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
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* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
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* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
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* SUCH DAMAGE.
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*/
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/*
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* $FreeBSD$
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*/
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#ifndef _MIPS_BROADCOM_BCM_SOCINFO_H_
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#define _MIPS_BROADCOM_BCM_SOCINFO_H_
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#include <machine/cpuregs.h>
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struct bcm_socinfo {
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uint32_t id;
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uint32_t cpurate; /* in MHz */
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uint32_t uartrate; /* in Hz */
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int double_count;
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};
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struct bcm_socinfo* bcm_get_socinfo_by_socid(uint32_t key);
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struct bcm_socinfo* bcm_get_socinfo(void);
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#define BCM_SOCADDR 0x18000000
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#define BCM_REG_CHIPC_ID 0x0
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#define BCM_REG_CHIPC_UART 0x300
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#define BCM_REG_CHIPC_PMUWD_OFFS 0x634
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#define BCM_SOCREG(reg) \
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MIPS_PHYS_TO_KSEG1((BCM_SOCADDR + (reg)))
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#define BCM_READ_REG32(reg) \
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*((volatile uint32_t *)BCM_SOCREG(reg))
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#define BCM_WRITE_REG32(reg, value) \
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do { \
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writel((void*)BCM_SOCREG((reg)),value); \
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} while (0);
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#endif /* _MIPS_BROADCOM_BCM_SOCINFO_H_ */
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