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File: [Development] / linux-2.6-xfs / arch / mips / lasat / ds1603.h (download)

Revision 1.2, Fri Oct 28 16:02:11 2005 UTC (12 years ago) by nathans.longdrop.melbourne.sgi.com
Branch: MAIN
Changes since 1.1: +3 -3 lines 

Merge up to 2.6.14
Merge of 2.6.x-xfs-melb:linux:24258a by kenmcd.

/*
 * Dallas Semiconductors 1603 RTC driver
 *
 * Brian Murphy <brian@murphy.dk>
 *
 */
#ifndef __DS1603_H
#define __DS1603_H

struct ds_defs {
	volatile u32 *reg;
	volatile u32 *data_reg;
	u32 rst;
	u32 clk;
	u32 data;
	u32 data_read_shift;
	char data_reversed;
	u32 huge_delay;
};

extern struct ds_defs *ds1603;

unsigned long ds1603_read(void);
int ds1603_set(unsigned long);
void ds1603_set_trimmer(unsigned int);
void ds1603_enable(void);
void ds1603_disable(void);
void ds1603_init(struct ds_defs *);

#define TRIMMER_DEFAULT	3
#define TRIMMER_DISABLE_RTC 0

#endif