xref: /openbmc/linux/drivers/rtc/rtc-s3c.h (revision 9cfc5c90)
1 /*
2  * Copyright (c) 2003 Simtec Electronics <linux@simtec.co.uk>
3  *		      http://www.simtec.co.uk/products/SWLINUX/
4  *
5  * This program is free software; you can redistribute it and/or modify
6  * it under the terms of the GNU General Public License version 2 as
7  * published by the Free Software Foundation.
8  *
9  * S3C2410 Internal RTC register definition
10 */
11 
12 #ifndef __ASM_ARCH_REGS_RTC_H
13 #define __ASM_ARCH_REGS_RTC_H __FILE__
14 
15 #define S3C2410_RTCREG(x) (x)
16 #define S3C2410_INTP		S3C2410_RTCREG(0x30)
17 #define S3C2410_INTP_ALM	(1 << 1)
18 #define S3C2410_INTP_TIC	(1 << 0)
19 
20 #define S3C2410_RTCCON		S3C2410_RTCREG(0x40)
21 #define S3C2410_RTCCON_RTCEN	(1 << 0)
22 #define S3C2410_RTCCON_CNTSEL	(1 << 2)
23 #define S3C2410_RTCCON_CLKRST	(1 << 3)
24 #define S3C2443_RTCCON_TICSEL	(1 << 4)
25 #define S3C64XX_RTCCON_TICEN	(1 << 8)
26 
27 #define S3C2410_TICNT		S3C2410_RTCREG(0x44)
28 #define S3C2410_TICNT_ENABLE	(1 << 7)
29 
30 /* S3C2443: tick count is 15 bit wide
31  * TICNT[6:0] contains upper 7 bits
32  * TICNT1[7:0] contains lower 8 bits
33  */
34 #define S3C2443_TICNT_PART(x)	((x & 0x7f00) >> 8)
35 #define S3C2443_TICNT1		S3C2410_RTCREG(0x4C)
36 #define S3C2443_TICNT1_PART(x)	(x & 0xff)
37 
38 /* S3C2416: tick count is 32 bit wide
39  * TICNT[6:0] contains bits [14:8]
40  * TICNT1[7:0] contains lower 8 bits
41  * TICNT2[16:0] contains upper 17 bits
42  */
43 #define S3C2416_TICNT2		S3C2410_RTCREG(0x48)
44 #define S3C2416_TICNT2_PART(x)	((x & 0xffff8000) >> 15)
45 
46 #define S3C2410_RTCALM		S3C2410_RTCREG(0x50)
47 #define S3C2410_RTCALM_ALMEN	(1 << 6)
48 #define S3C2410_RTCALM_YEAREN	(1 << 5)
49 #define S3C2410_RTCALM_MONEN	(1 << 4)
50 #define S3C2410_RTCALM_DAYEN	(1 << 3)
51 #define S3C2410_RTCALM_HOUREN	(1 << 2)
52 #define S3C2410_RTCALM_MINEN	(1 << 1)
53 #define S3C2410_RTCALM_SECEN	(1 << 0)
54 
55 #define S3C2410_ALMSEC		S3C2410_RTCREG(0x54)
56 #define S3C2410_ALMMIN		S3C2410_RTCREG(0x58)
57 #define S3C2410_ALMHOUR		S3C2410_RTCREG(0x5c)
58 
59 #define S3C2410_ALMDATE		S3C2410_RTCREG(0x60)
60 #define S3C2410_ALMMON		S3C2410_RTCREG(0x64)
61 #define S3C2410_ALMYEAR		S3C2410_RTCREG(0x68)
62 
63 #define S3C2410_RTCSEC		S3C2410_RTCREG(0x70)
64 #define S3C2410_RTCMIN		S3C2410_RTCREG(0x74)
65 #define S3C2410_RTCHOUR		S3C2410_RTCREG(0x78)
66 #define S3C2410_RTCDATE		S3C2410_RTCREG(0x7c)
67 #define S3C2410_RTCMON		S3C2410_RTCREG(0x84)
68 #define S3C2410_RTCYEAR		S3C2410_RTCREG(0x88)
69 
70 #endif /* __ASM_ARCH_REGS_RTC_H */
71