linux/drivers/rtc/rtc-s3c.h

68 lines
2.1 KiB
C
Raw Normal View History

/* SPDX-License-Identifier: GPL-2.0-only */
/*
* Copyright (c) 2003 Simtec Electronics <linux@simtec.co.uk>
* http://www.simtec.co.uk/products/SWLINUX/
*
* S3C2410 Internal RTC register definition
*/
#ifndef __ASM_ARCH_REGS_RTC_H
#define __ASM_ARCH_REGS_RTC_H __FILE__
#define S3C2410_RTCREG(x) (x)
#define S3C2410_INTP S3C2410_RTCREG(0x30)
#define S3C2410_INTP_ALM (1 << 1)
#define S3C2410_INTP_TIC (1 << 0)
#define S3C2410_RTCCON S3C2410_RTCREG(0x40)
#define S3C2410_RTCCON_RTCEN (1 << 0)
#define S3C2410_RTCCON_CNTSEL (1 << 2)
#define S3C2410_RTCCON_CLKRST (1 << 3)
#define S3C2443_RTCCON_TICSEL (1 << 4)
#define S3C64XX_RTCCON_TICEN (1 << 8)
#define S3C2410_TICNT S3C2410_RTCREG(0x44)
#define S3C2410_TICNT_ENABLE (1 << 7)
/* S3C2443: tick count is 15 bit wide
* TICNT[6:0] contains upper 7 bits
* TICNT1[7:0] contains lower 8 bits
*/
#define S3C2443_TICNT_PART(x) ((x & 0x7f00) >> 8)
#define S3C2443_TICNT1 S3C2410_RTCREG(0x4C)
#define S3C2443_TICNT1_PART(x) (x & 0xff)
/* S3C2416: tick count is 32 bit wide
* TICNT[6:0] contains bits [14:8]
* TICNT1[7:0] contains lower 8 bits
* TICNT2[16:0] contains upper 17 bits
*/
#define S3C2416_TICNT2 S3C2410_RTCREG(0x48)
#define S3C2416_TICNT2_PART(x) ((x & 0xffff8000) >> 15)
#define S3C2410_RTCALM S3C2410_RTCREG(0x50)
#define S3C2410_RTCALM_ALMEN (1 << 6)
#define S3C2410_RTCALM_YEAREN (1 << 5)
#define S3C2410_RTCALM_MONEN (1 << 4)
#define S3C2410_RTCALM_DAYEN (1 << 3)
#define S3C2410_RTCALM_HOUREN (1 << 2)
#define S3C2410_RTCALM_MINEN (1 << 1)
#define S3C2410_RTCALM_SECEN (1 << 0)
#define S3C2410_ALMSEC S3C2410_RTCREG(0x54)
#define S3C2410_ALMMIN S3C2410_RTCREG(0x58)
#define S3C2410_ALMHOUR S3C2410_RTCREG(0x5c)
#define S3C2410_ALMDATE S3C2410_RTCREG(0x60)
#define S3C2410_ALMMON S3C2410_RTCREG(0x64)
#define S3C2410_ALMYEAR S3C2410_RTCREG(0x68)
#define S3C2410_RTCSEC S3C2410_RTCREG(0x70)
#define S3C2410_RTCMIN S3C2410_RTCREG(0x74)
#define S3C2410_RTCHOUR S3C2410_RTCREG(0x78)
#define S3C2410_RTCDATE S3C2410_RTCREG(0x7c)
#define S3C2410_RTCMON S3C2410_RTCREG(0x84)
#define S3C2410_RTCYEAR S3C2410_RTCREG(0x88)
#endif /* __ASM_ARCH_REGS_RTC_H */