xref: /onnv-gate/usr/src/uts/sun4u/snowbird/sys/todds1307.h (revision 5107:bb9efa2ee1e8)
10Sstevel@tonic-gate /*
20Sstevel@tonic-gate  * CDDL HEADER START
30Sstevel@tonic-gate  *
40Sstevel@tonic-gate  * The contents of this file are subject to the terms of the
5*5107Seota  * Common Development and Distribution License (the "License").
6*5107Seota  * You may not use this file except in compliance with the License.
70Sstevel@tonic-gate  *
80Sstevel@tonic-gate  * You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE
90Sstevel@tonic-gate  * or http://www.opensolaris.org/os/licensing.
100Sstevel@tonic-gate  * See the License for the specific language governing permissions
110Sstevel@tonic-gate  * and limitations under the License.
120Sstevel@tonic-gate  *
130Sstevel@tonic-gate  * When distributing Covered Code, include this CDDL HEADER in each
140Sstevel@tonic-gate  * file and include the License file at usr/src/OPENSOLARIS.LICENSE.
150Sstevel@tonic-gate  * If applicable, add the following below this CDDL HEADER, with the
160Sstevel@tonic-gate  * fields enclosed by brackets "[]" replaced with your own identifying
170Sstevel@tonic-gate  * information: Portions Copyright [yyyy] [name of copyright owner]
180Sstevel@tonic-gate  *
190Sstevel@tonic-gate  * CDDL HEADER END
200Sstevel@tonic-gate  */
210Sstevel@tonic-gate /*
22*5107Seota  * Copyright 2007 Sun Microsystems, Inc.  All rights reserved.
230Sstevel@tonic-gate  * Use is subject to license terms.
240Sstevel@tonic-gate  */
250Sstevel@tonic-gate 
260Sstevel@tonic-gate #ifndef	_TODDS1307_H
270Sstevel@tonic-gate #define	_TODDS1307_H
280Sstevel@tonic-gate 
290Sstevel@tonic-gate #pragma ident	"%Z%%M%	%I%	%E% SMI"
300Sstevel@tonic-gate 
310Sstevel@tonic-gate #ifdef	__cplusplus
320Sstevel@tonic-gate extern "C" {
330Sstevel@tonic-gate #endif
340Sstevel@tonic-gate 
350Sstevel@tonic-gate #include <sys/i2c/clients/i2c_client.h>
360Sstevel@tonic-gate 
370Sstevel@tonic-gate extern char	*v_rtc_addr_reg;
380Sstevel@tonic-gate extern volatile uint8_t	*v_rtc_data_reg;
390Sstevel@tonic-gate 
400Sstevel@tonic-gate #define	DS1307_ADDR_REG		*(volatile uint8_t *)v_rtc_addr_reg
410Sstevel@tonic-gate #define	DS1307_DATA_REG		*(volatile uint8_t *)v_rtc_data_reg
420Sstevel@tonic-gate #define	DS1307_NODE_TYPE	"ddi_i2c:tod"
430Sstevel@tonic-gate 
440Sstevel@tonic-gate struct rtc_t {
450Sstevel@tonic-gate 	uint8_t		rtc_sec;	/* Seconds[0-60] */
460Sstevel@tonic-gate 	uint8_t		rtc_min;	/* Minutes[0-60] */
470Sstevel@tonic-gate 	uint8_t		rtc_hrs;	/* Hours[(1-12)/(0-23)] */
480Sstevel@tonic-gate 	uint8_t		rtc_dow;	/* Day of week[1-7] */
490Sstevel@tonic-gate 	uint8_t		rtc_dom;	/* Day of month[(1-28/29/30/31)] */
500Sstevel@tonic-gate 	uint8_t		rtc_mon;	/* Month[1-12] */
510Sstevel@tonic-gate 	uint8_t		rtc_year;	/* Year[00-99] */
520Sstevel@tonic-gate 	uint8_t		rtc_ctl;	/* DS1307 Control register */
530Sstevel@tonic-gate };
540Sstevel@tonic-gate 
550Sstevel@tonic-gate 
560Sstevel@tonic-gate /*
570Sstevel@tonic-gate  * Register definitions for RTC driver (DS1307 chip)
580Sstevel@tonic-gate  */
590Sstevel@tonic-gate 
600Sstevel@tonic-gate #define	RTC_SEC		0x00	/* 00h Second */
610Sstevel@tonic-gate #define	RTC_MIN		0x01	/* 01h Minutes */
620Sstevel@tonic-gate #define	RTC_HRS		0x02	/* 02h Hours */
630Sstevel@tonic-gate #define	RTC_DOW		0x03	/* 03h Day-of-week */
640Sstevel@tonic-gate #define	RTC_DOM		0x04	/* 04h Day-of-month */
650Sstevel@tonic-gate #define	RTC_MON		0x05	/* 05h Month */
660Sstevel@tonic-gate #define	RTC_YEAR	0x06	/* 06h Year */
670Sstevel@tonic-gate #define	RTC_CTL		0x07	/* 07h Control reg. */
680Sstevel@tonic-gate 
690Sstevel@tonic-gate /* Oscillator */
700Sstevel@tonic-gate 
710Sstevel@tonic-gate #define	OSCILLATOR_REG		0x00	/* Oscillator Reg Addr */
720Sstevel@tonic-gate #define	OSCILLATOR_DISABLE	0x80
730Sstevel@tonic-gate 
740Sstevel@tonic-gate /* per instance based */
750Sstevel@tonic-gate 
760Sstevel@tonic-gate #define	TOD_DETACHED		0x00	/* TOD detached */
770Sstevel@tonic-gate #define	TOD_ATTACHED		0x01	/* TOD attached */
780Sstevel@tonic-gate 
790Sstevel@tonic-gate typedef struct ds1307_state {
800Sstevel@tonic-gate 	i2c_client_hdl_t	ds1307_i2c_hdl;
810Sstevel@tonic-gate 	char			i2ctod_name[MAXNAMELEN];  /* node name */
820Sstevel@tonic-gate 	kmutex_t		i2ctod_mutex;   /* protects soft state */
830Sstevel@tonic-gate 	int			instance;
840Sstevel@tonic-gate 	dev_info_t		*dip;
850Sstevel@tonic-gate 	uint32_t		state;
86*5107Seota 	ddi_periodic_t		cycid; /* periodical callback */
870Sstevel@tonic-gate 	struct rtc_t		rtc;
880Sstevel@tonic-gate 	i2c_transfer_t		*i2c_tp;
890Sstevel@tonic-gate 	ddi_softintr_t   	soft_intr_id;
900Sstevel@tonic-gate 	uint32_t		progress;
910Sstevel@tonic-gate }ds1307_state_t;
920Sstevel@tonic-gate 
930Sstevel@tonic-gate #ifdef	__cplusplus
940Sstevel@tonic-gate }
950Sstevel@tonic-gate #endif
960Sstevel@tonic-gate 
970Sstevel@tonic-gate #endif	/* _TODDS1307_H */
98