xref: /OK3568_Linux_fs/u-boot/drivers/rtc/mvrtc.h (revision 4882a59341e53eb6f0b4789bf948001014eff981)
1*4882a593Smuzhiyun /*
2*4882a593Smuzhiyun  * Copyright (C) 2011
3*4882a593Smuzhiyun  * Jason Cooper <u-boot@lakedaemon.net>
4*4882a593Smuzhiyun  *
5*4882a593Smuzhiyun  * SPDX-License-Identifier:	GPL-2.0+
6*4882a593Smuzhiyun  */
7*4882a593Smuzhiyun 
8*4882a593Smuzhiyun /*
9*4882a593Smuzhiyun  * Date & Time support for Marvell Integrated RTC
10*4882a593Smuzhiyun  */
11*4882a593Smuzhiyun 
12*4882a593Smuzhiyun #ifndef _MVRTC_H_
13*4882a593Smuzhiyun #define _MVRTC_H_
14*4882a593Smuzhiyun 
15*4882a593Smuzhiyun #include <asm/arch/soc.h>
16*4882a593Smuzhiyun #include <linux/compiler.h>
17*4882a593Smuzhiyun 
18*4882a593Smuzhiyun /* RTC registers */
19*4882a593Smuzhiyun struct mvrtc_registers {
20*4882a593Smuzhiyun 	u32 time;
21*4882a593Smuzhiyun 	u32 date;
22*4882a593Smuzhiyun };
23*4882a593Smuzhiyun 
24*4882a593Smuzhiyun /* time register */
25*4882a593Smuzhiyun #define MVRTC_SEC_SFT		0
26*4882a593Smuzhiyun #define MVRTC_SEC_MSK		0x7f
27*4882a593Smuzhiyun #define MVRTC_MIN_SFT		8
28*4882a593Smuzhiyun #define MVRTC_MIN_MSK		0x7f
29*4882a593Smuzhiyun #define MVRTC_HOUR_SFT		16
30*4882a593Smuzhiyun #define MVRTC_HOUR_MSK		0x3f
31*4882a593Smuzhiyun #define MVRTC_DAY_SFT		24
32*4882a593Smuzhiyun #define MVRTC_DAY_MSK		0x7
33*4882a593Smuzhiyun 
34*4882a593Smuzhiyun /*
35*4882a593Smuzhiyun  * Hour format bit
36*4882a593Smuzhiyun  *   1 = 12 hour clock
37*4882a593Smuzhiyun  *   0 = 24 hour clock
38*4882a593Smuzhiyun  */
39*4882a593Smuzhiyun #define MVRTC_HRFMT_MSK		0x00400000
40*4882a593Smuzhiyun 
41*4882a593Smuzhiyun /* date register */
42*4882a593Smuzhiyun #define MVRTC_DATE_SFT		0
43*4882a593Smuzhiyun #define MVRTC_DATE_MSK		0x3f
44*4882a593Smuzhiyun #define MVRTC_MON_SFT		8
45*4882a593Smuzhiyun #define MVRTC_MON_MSK		0x1f
46*4882a593Smuzhiyun #define MVRTC_YEAR_SFT		16
47*4882a593Smuzhiyun #define MVRTC_YEAR_MSK		0xff
48*4882a593Smuzhiyun 
49*4882a593Smuzhiyun #endif
50