1/* SPDX-License-Identifier: GPL-2.0 */
 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
28struct 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
39struct intersil_7170 {
40	struct intersil_dt counter;
41	struct intersil_dt alarm;
42	unsigned char	int_reg;
43	unsigned char	cmd_reg;
44};
45
46extern 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

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