[mirror_ubuntu-bionic-kernel.git] / arch / m68k / include / asm / intersil.h

/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _SUN3_INTERSIL_H
#define _SUN3_INTERSIL_H
/* bits 0 and 1 */
#define INTERSIL_FREQ_32K        0x00
#define INTERSIL_FREQ_1M         0x01
#define INTERSIL_FREQ_2M         0x02
#define INTERSIL_FREQ_4M         0x03

/* bit 2 */
#define INTERSIL_12H_MODE   0x00
#define INTERSIL_24H_MODE   0x04

/* bit 3 */
#define INTERSIL_STOP            0x00
#define INTERSIL_RUN             0x08

/* bit 4 */
#define INTERSIL_INT_ENABLE     0x10
#define INTERSIL_INT_DISABLE    0x00

/* bit 5 */
#define INTERSIL_MODE_NORMAL     0x00
#define INTERSIL_MODE_TEST       0x20

#define INTERSIL_HZ_100_MASK	 0x02

struct intersil_dt {
	unsigned char	csec;
	unsigned char	hour;
	unsigned char	minute;
	unsigned char	second;
	unsigned char	month;
	unsigned char	day;
	unsigned char	year;
	unsigned char	weekday;
};

struct intersil_7170 {
	struct intersil_dt counter;
	struct intersil_dt alarm;
	unsigned char	int_reg;
	unsigned char	cmd_reg;
};

extern volatile char* clock_va;
#define intersil_clock ((volatile struct intersil_7170 *) clock_va)
#define intersil_clear() (void)intersil_clock->int_reg
#endif
Commit	Line	Data
b2441318	1	/* SPDX-License-Identifier: GPL-2.0 */
1da177e4 LT	2	#ifndef _SUN3_INTERSIL_H
	3	#define _SUN3_INTERSIL_H
	4	/* bits 0 and 1 */
	5	#define INTERSIL_FREQ_32K 0x00
	6	#define INTERSIL_FREQ_1M 0x01
	7	#define INTERSIL_FREQ_2M 0x02
	8	#define INTERSIL_FREQ_4M 0x03
	9
	10	/* bit 2 */
	11	#define INTERSIL_12H_MODE 0x00
	12	#define INTERSIL_24H_MODE 0x04
	13
	14	/* bit 3 */
	15	#define INTERSIL_STOP 0x00
	16	#define INTERSIL_RUN 0x08
	17
	18	/* bit 4 */
	19	#define INTERSIL_INT_ENABLE 0x10
	20	#define INTERSIL_INT_DISABLE 0x00
	21
	22	/* bit 5 */
	23	#define INTERSIL_MODE_NORMAL 0x00
	24	#define INTERSIL_MODE_TEST 0x20
	25
	26	#define INTERSIL_HZ_100_MASK 0x02
	27
	28	struct intersil_dt {
	29	unsigned char csec;
	30	unsigned char hour;
	31	unsigned char minute;
	32	unsigned char second;
	33	unsigned char month;
	34	unsigned char day;
	35	unsigned char year;
	36	unsigned char weekday;
	37	};
	38
	39	struct intersil_7170 {
	40	struct intersil_dt counter;
	41	struct intersil_dt alarm;
	42	unsigned char int_reg;
	43	unsigned char cmd_reg;
	44	};
	45
	46	extern volatile char* clock_va;
	47	#define intersil_clock ((volatile struct intersil_7170 *) clock_va)
	48	#define intersil_clear() (void)intersil_clock->int_reg
	49	#endif