[linux-2.6-block.git] / arch / mips / lasat / ds1603.h

/* SPDX-License-Identifier: GPL-2.0 */
/*
 * 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;

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
Commit	Line	Data
b2441318	1	/* SPDX-License-Identifier: GPL-2.0 */
1f21d2bd BM	2	/*
	3	* Dallas Semiconductors 1603 RTC driver
	4	*
	5	* Brian Murphy <brian@murphy.dk>
	6	*
	7	*/
	8	#ifndef __DS1603_H
	9	#define __DS1603_H
	10
	11	struct ds_defs {
	12	volatile u32 *reg;
	13	volatile u32 *data_reg;
	14	u32 rst;
	15	u32 clk;
	16	u32 data;
	17	u32 data_read_shift;
	18	char data_reversed;
	19	u32 huge_delay;
	20	};
	21
	22	extern struct ds_defs *ds1603;
	23
1f21d2bd BM	24	void ds1603_set_trimmer(unsigned int);
	25	void ds1603_enable(void);
	26	void ds1603_disable(void);
	27	void ds1603_init(struct ds_defs *);
	28
70342287	29	#define TRIMMER_DEFAULT 3
1f21d2bd BM	30	#define TRIMMER_DISABLE_RTC 0
	31
	32	#endif