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-rw-r--r--drivers/rtc/rtc-s3c.h70
1 files changed, 70 insertions, 0 deletions
diff --git a/drivers/rtc/rtc-s3c.h b/drivers/rtc/rtc-s3c.h
new file mode 100644
index 000000000000..004b61a8343f
--- /dev/null
+++ b/drivers/rtc/rtc-s3c.h
@@ -0,0 +1,70 @@
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 */