| /* |
| * linux/include/asm-arm/hardware/icst525.h |
| * |
| * Copyright (C) 2003 Deep Blue Solutions, Ltd, All Rights Reserved. |
| * |
| * This program is free software; you can redistribute it and/or modify |
| * it under the terms of the GNU General Public License version 2 as |
| * published by the Free Software Foundation. |
| * |
| * Support functions for calculating clocks/divisors for the ICST525 |
| * clock generators. See http://www.icst.com/ for more information |
| * on these devices. |
| */ |
| #ifndef ASMARM_HARDWARE_ICST525_H |
| #define ASMARM_HARDWARE_ICST525_H |
| |
| struct icst525_params { |
| unsigned long ref; |
| unsigned long vco_max; /* inclusive */ |
| unsigned short vd_min; /* inclusive */ |
| unsigned short vd_max; /* inclusive */ |
| unsigned char rd_min; /* inclusive */ |
| unsigned char rd_max; /* inclusive */ |
| }; |
| |
| struct icst525_vco { |
| unsigned short v; |
| unsigned char r; |
| unsigned char s; |
| }; |
| |
| unsigned long icst525_khz(const struct icst525_params *p, struct icst525_vco vco); |
| struct icst525_vco icst525_khz_to_vco(const struct icst525_params *p, unsigned long freq); |
| struct icst525_vco icst525_ps_to_vco(const struct icst525_params *p, unsigned long period); |
| |
| #endif |