/*
* CDDL HEADER START
*
* The contents of this file are subject to the terms of the
* Common Development and Distribution License (the "License").
* You may not use this file except in compliance with the License.
*
* You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE
* or http://www.opensolaris.org/os/licensing.
* See the License for the specific language governing permissions
* and limitations under the License.
*
* When distributing Covered Code, include this CDDL HEADER in each
* file and include the License file at usr/src/OPENSOLARIS.LICENSE.
* If applicable, add the following below this CDDL HEADER, with the
* fields enclosed by brackets "[]" replaced with your own identifying
* information: Portions Copyright [yyyy] [name of copyright owner]
*
* CDDL HEADER END
*/
/*
* Copyright 2007 Sun Microsystems, Inc. All rights reserved.
* Use is subject to license terms.
*/
#ifndef _TODDS1337_H
#define _TODDS1337_H
#pragma ident "%Z%%M% %I% %E% SMI"
#ifdef __cplusplus
extern "C" {
#endif
#include <sys/i2c/clients/i2c_client.h>
extern char *v_rtc_addr_reg;
extern volatile uint8_t *v_rtc_data_reg;
#define DS1337_ADDR_REG *(volatile uint8_t *)v_rtc_addr_reg
#define DS1337_DATA_REG *(volatile uint8_t *)v_rtc_data_reg
#define DS1337_NODE_TYPE "ddi_i2c:tod"
struct rtc_t {
uint8_t rtc_sec; /* Seconds[0-60] */
uint8_t rtc_min; /* Minutes[0-60] */
uint8_t rtc_hrs; /* Hours[(1-12)/(0-23)] */
uint8_t rtc_dow; /* Day of week[1-7] */
uint8_t rtc_dom; /* Day of month[(1-28/29/30/31)] */
uint8_t rtc_mon; /* Month[1-12] */
uint8_t rtc_year; /* Year[00-99] */
uint8_t rtc_asec; /* Alarm #1 seconds */
uint8_t rtc_amin; /* Alarm #1 minutes */
uint8_t rtc_ahrs; /* Alarm #1 hours */
uint8_t rtc_aday; /* Alarm #1 day [month/week] */
uint8_t rtc_a2min; /* Alarm #2 minutes */
uint8_t rtc_a2hrs; /* Alarm #2 hours */
uint8_t rtc_a2day; /* Alarm #2 day [month/week] */
uint8_t rtc_ctl; /* DS1337 Control register */
uint8_t rtc_status; /* DS1337 Status register */
};
/*
* Register definitions for RTC driver (DS1337 chip)
*/
#define RTC_SEC 0x00 /* 00h Second */
#define RTC_MIN 0x01 /* 01h Minutes */
#define RTC_HRS 0x02 /* 02h Hours */
#define RTC_DOW 0x03 /* 03h Day-of-week */
#define RTC_DOM 0x04 /* 04h Day-of-month */
#define RTC_MON 0x05 /* 05h Month */
#define RTC_YEAR 0x06 /* 06h Year */
#define RTC_ALARM_SEC 0x07 /* 07h Alarm #1 Second */
#define RTC_ALARM_MIN 0x08 /* 08h Alarm #1 Minutes */
#define RTC_ALARM_HRS 0x09 /* 09h Alarm #1 Hours */
#define RTC_ALARM_DAY 0x0a /* 0Ah Alarm #1 Day [month/week] */
#define RTC_CTL 0x0e /* 0Eh Control register */
#define RTC_STATUS 0x0f /* 0Fh Status register */
#define RTC_DYDT_MASK 0x40
/*
* Control register definitions
*/
#define RTC_CTL_EOSC 0x80 /* Active low */
#define RTC_CTL_RS2 0x10
#define RTC_CTL_RS1 0x08
#define RTC_CTL_INTCN 0x04
#define RTC_CTL_A2IE 0x02
#define RTC_CTL_A1IE 0x01
/*
* Status register definitions
*/
#define RTC_STATUS_OSF 0x80
#define RTC_STATUS_A2F 0x02
#define RTC_STATUS_A1F 0x01
/* per instance based */
#define TOD_DETACHED 0x00 /* TOD detached */
#define TOD_ATTACHED 0x01 /* TOD attached */
typedef struct ds1337_state {
i2c_client_hdl_t ds1337_i2c_hdl;
char i2ctod_name[MAXNAMELEN]; /* node name */
kmutex_t i2ctod_mutex; /* protects soft state */
int instance;
dev_info_t *dip;
uint32_t state;
ddi_periodic_t cycid; /* periodical callback */
struct rtc_t rtc;
i2c_transfer_t *i2c_tp;
ddi_softintr_t soft_intr_id;
uint32_t progress;
}ds1337_state_t;
#ifdef __cplusplus
}
#endif
#endif /* _TODDS1337_H */