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/* SPDX-License-Identifier: GPL-2.0+ */
/*
* Copyright (C) 2005 Ivan Kokshaysky
* Copyright (C) SAN People
*
* Real Time Clock (RTC) - System peripheral registers.
* Based on AT91RM9200 datasheet revision E.
*/
#ifndef AT91_RTC_H
#define AT91_RTC_H
/* Control Register */
#define AT91_RTC_CR (ATMEL_BASE_RTC + 0x00)
#define AT91_RTC_UPDTIM (1 << 0) /* Update Request Time */
#define AT91_RTC_UPDCAL (1 << 1) /* Update Request Calendar */
#define AT91_RTC_TIMEVSEL (3 << 8) /* Time Event Selection */
#define AT91_RTC_TIMEVSEL_MINUTE (0 << 8)
#define AT91_RTC_TIMEVSEL_HOUR (1 << 8)
#define AT91_RTC_TIMEVSEL_DAY24 (2 << 8)
#define AT91_RTC_TIMEVSEL_DAY12 (3 << 8)
#define AT91_RTC_CALEVSEL (3 << 16) /* Calendar Event Selection */
#define AT91_RTC_CALEVSEL_WEEK (0 << 16)
#define AT91_RTC_CALEVSEL_MONTH (1 << 16)
#define AT91_RTC_CALEVSEL_YEAR (2 << 16)
#define AT91_RTC_MR (ATMEL_BASE_RTC + 0x04) /* Mode Register */
#define AT91_RTC_HRMOD (1 << 0) /* 12/24 Hour Mode */
#define AT91_RTC_TIMR (ATMEL_BASE_RTC + 0x08) /* Time Register */
#define AT91_RTC_SEC (0x7f << 0) /* Current Second */
#define AT91_RTC_MIN (0x7f << 8) /* Current Minute */
#define AT91_RTC_HOUR (0x3f << 16) /* Current Hour */
#define AT91_RTC_AMPM (1 << 22) /* AM/PM */
#define AT91_RTC_CALR (ATMEL_BASE_RTC + 0x0c) /* Calendar Register */
#define AT91_RTC_CENT (0x7f << 0) /* Current Century */
#define AT91_RTC_YEAR (0xff << 8) /* Current Year */
#define AT91_RTC_MONTH (0x1f << 16) /* Current Month */
#define AT91_RTC_DAY (7 << 21) /* Current Day */
#define AT91_RTC_DATE (0x3f << 24) /* Current Date */
#define AT91_RTC_TIMALR (ATMEL_BASE_RTC + 0x10) /* Time Alarm */
#define AT91_RTC_SECEN (1 << 7) /* Second Alarm Enab */
#define AT91_RTC_MINEN (1 << 15) /* Minute Alarm Enab */
#define AT91_RTC_HOUREN (1 << 23) /* Hour Alarm Enable */
#define AT91_RTC_CALALR (ATMEL_BASE_RTC + 0x14) /* Calendar Alarm */
#define AT91_RTC_MTHEN (1 << 23) /* Month Alarm Enable */
#define AT91_RTC_DATEEN (1 << 31) /* Date Alarm Enable */
#define AT91_RTC_SR (ATMEL_BASE_RTC + 0x18) /* Status Register */
#define AT91_RTC_ACKUPD (1 << 0) /* Ack for Update */
#define AT91_RTC_ALARM (1 << 1) /* Alarm Flag */
#define AT91_RTC_SECEV (1 << 2) /* Second Event */
#define AT91_RTC_TIMEV (1 << 3) /* Time Event */
#define AT91_RTC_CALEV (1 << 4) /* Calendar Event */
#define AT91_RTC_SCCR (ATMEL_BASE_RTC + 0x1c) /* Status Clear Cmd */
#define AT91_RTC_IER (ATMEL_BASE_RTC + 0x20) /* Interrupt Enable */
#define AT91_RTC_IDR (ATMEL_BASE_RTC + 0x24) /* Interrupt Disable */
#define AT91_RTC_IMR (ATMEL_BASE_RTC + 0x28) /* Interrupt Mask */
#define AT91_RTC_VER (ATMEL_BASE_RTC + 0x2c) /* Valid Entry */
#define AT91_RTC_NVTIM (1 << 0) /* Non-valid Time */
#define AT91_RTC_NVCAL (1 << 1) /* Non-valid Calendar */
#define AT91_RTC_NVTIMALR (1 << 2) /* .. Time Alarm */
#define AT91_RTC_NVCALALR (1 << 3) /* .. Calendar Alarm */
#endif
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