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39 lines
1.2 KiB
39 lines
1.2 KiB
20 years ago
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/*
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* linux/include/asm-arm/hardware/icst307.h
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*
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* Copyright (C) 2003 Deep Blue Solutions, Ltd, All Rights Reserved.
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*
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* This program is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License version 2 as
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* published by the Free Software Foundation.
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*
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* Support functions for calculating clocks/divisors for the ICS307
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* clock generators. See http://www.icst.com/ for more information
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* on these devices.
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*
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* This file is similar to the icst525.h file
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*/
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#ifndef ASMARM_HARDWARE_ICST307_H
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#define ASMARM_HARDWARE_ICST307_H
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struct icst307_params {
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unsigned long ref;
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unsigned long vco_max; /* inclusive */
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unsigned short vd_min; /* inclusive */
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unsigned short vd_max; /* inclusive */
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unsigned char rd_min; /* inclusive */
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unsigned char rd_max; /* inclusive */
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};
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struct icst307_vco {
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unsigned short v;
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unsigned char r;
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unsigned char s;
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};
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unsigned long icst307_khz(const struct icst307_params *p, struct icst307_vco vco);
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struct icst307_vco icst307_khz_to_vco(const struct icst307_params *p, unsigned long freq);
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struct icst307_vco icst307_ps_to_vco(const struct icst307_params *p, unsigned long period);
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#endif
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