49 lines
958 B
C
49 lines
958 B
C
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/*
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* This program is free software; you can redistribute it and/or modify it
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* under the terms of the GNU General Public License version 2 as published
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* by the Free Software Foundation.
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*
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* Copyright (C) 2011 John Crispin <blogic@openwrt.org>
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*/
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#include <linux/io.h>
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#include <linux/export.h>
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#include <linux/init.h>
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#include <linux/clk.h>
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#include <asm/time.h>
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#include <asm/irq.h>
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#include <asm/div64.h>
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#include <lantiq_soc.h>
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/* cgu registers */
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#define LTQ_CGU_SYS 0x0010
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unsigned int ltq_get_io_region_clock(void)
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{
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return CLOCK_133M;
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}
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EXPORT_SYMBOL(ltq_get_io_region_clock);
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unsigned int ltq_get_fpi_bus_clock(int fpi)
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{
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return CLOCK_133M;
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}
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EXPORT_SYMBOL(ltq_get_fpi_bus_clock);
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unsigned int ltq_get_cpu_hz(void)
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{
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if (ltq_cgu_r32(LTQ_CGU_SYS) & (1 << 5))
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return CLOCK_266M;
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else
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return CLOCK_133M;
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}
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EXPORT_SYMBOL(ltq_get_cpu_hz);
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unsigned int ltq_get_fpi_hz(void)
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{
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return CLOCK_133M;
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}
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EXPORT_SYMBOL(ltq_get_fpi_hz);
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