diff options
Diffstat (limited to 'arch/arm/include/asm/hardware/icst307.h')
| -rw-r--r-- | arch/arm/include/asm/hardware/icst307.h | 38 |
1 files changed, 38 insertions, 0 deletions
diff --git a/arch/arm/include/asm/hardware/icst307.h b/arch/arm/include/asm/hardware/icst307.h new file mode 100644 index 00000000000..554f128a104 --- /dev/null +++ b/arch/arm/include/asm/hardware/icst307.h @@ -0,0 +1,38 @@ +/* + * arch/arm/include/asm/hardware/icst307.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 ICS307 + * clock generators. See http://www.icst.com/ for more information + * on these devices. + * + * This file is similar to the icst525.h file + */ +#ifndef ASMARM_HARDWARE_ICST307_H +#define ASMARM_HARDWARE_ICST307_H + +struct icst307_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 icst307_vco { + unsigned short v; + unsigned char r; + unsigned char s; +}; + +unsigned long icst307_khz(const struct icst307_params *p, struct icst307_vco vco); +struct icst307_vco icst307_khz_to_vco(const struct icst307_params *p, unsigned long freq); +struct icst307_vco icst307_ps_to_vco(const struct icst307_params *p, unsigned long period); + +#endif |