1 /* 2 * CDDL HEADER START 3 * 4 * The contents of this file are subject to the terms of the 5 * Common Development and Distribution License, Version 1.0 only 6 * (the "License"). You may not use this file except in compliance 7 * with the License. 8 * 9 * You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE 10 * or http://www.opensolaris.org/os/licensing. 11 * See the License for the specific language governing permissions 12 * and limitations under the License. 13 * 14 * When distributing Covered Code, include this CDDL HEADER in each 15 * file and include the License file at usr/src/OPENSOLARIS.LICENSE. 16 * If applicable, add the following below this CDDL HEADER, with the 17 * fields enclosed by brackets "[]" replaced with your own identifying 18 * information: Portions Copyright [yyyy] [name of copyright owner] 19 * 20 * CDDL HEADER END 21 */ 22 /* 23 * Copyright 2003 Sun Microsystems, Inc. All rights reserved. 24 * Use is subject to license terms. 25 */ 26 27 #ifndef _TODDS1307_H 28 #define _TODDS1307_H 29 30 #pragma ident "%Z%%M% %I% %E% SMI" 31 32 #ifdef __cplusplus 33 extern "C" { 34 #endif 35 36 #include <sys/cyclic.h> 37 #include <sys/i2c/clients/i2c_client.h> 38 39 extern char *v_rtc_addr_reg; 40 extern volatile uint8_t *v_rtc_data_reg; 41 42 #define DS1307_ADDR_REG *(volatile uint8_t *)v_rtc_addr_reg 43 #define DS1307_DATA_REG *(volatile uint8_t *)v_rtc_data_reg 44 #define DS1307_NODE_TYPE "ddi_i2c:tod" 45 46 struct rtc_t { 47 uint8_t rtc_sec; /* Seconds[0-60] */ 48 uint8_t rtc_min; /* Minutes[0-60] */ 49 uint8_t rtc_hrs; /* Hours[(1-12)/(0-23)] */ 50 uint8_t rtc_dow; /* Day of week[1-7] */ 51 uint8_t rtc_dom; /* Day of month[(1-28/29/30/31)] */ 52 uint8_t rtc_mon; /* Month[1-12] */ 53 uint8_t rtc_year; /* Year[00-99] */ 54 uint8_t rtc_ctl; /* DS1307 Control register */ 55 }; 56 57 58 /* 59 * Register definitions for RTC driver (DS1307 chip) 60 */ 61 62 #define RTC_SEC 0x00 /* 00h Second */ 63 #define RTC_MIN 0x01 /* 01h Minutes */ 64 #define RTC_HRS 0x02 /* 02h Hours */ 65 #define RTC_DOW 0x03 /* 03h Day-of-week */ 66 #define RTC_DOM 0x04 /* 04h Day-of-month */ 67 #define RTC_MON 0x05 /* 05h Month */ 68 #define RTC_YEAR 0x06 /* 06h Year */ 69 #define RTC_CTL 0x07 /* 07h Control reg. */ 70 71 /* Oscillator */ 72 73 #define OSCILLATOR_REG 0x00 /* Oscillator Reg Addr */ 74 #define OSCILLATOR_DISABLE 0x80 75 76 /* per instance based */ 77 78 #define TOD_DETACHED 0x00 /* TOD detached */ 79 #define TOD_ATTACHED 0x01 /* TOD attached */ 80 81 typedef struct ds1307_state { 82 i2c_client_hdl_t ds1307_i2c_hdl; 83 char i2ctod_name[MAXNAMELEN]; /* node name */ 84 kmutex_t i2ctod_mutex; /* protects soft state */ 85 int instance; 86 dev_info_t *dip; 87 uint32_t state; 88 cyclic_id_t cycid; 89 struct rtc_t rtc; 90 i2c_transfer_t *i2c_tp; 91 ddi_softintr_t soft_intr_id; 92 uint32_t progress; 93 }ds1307_state_t; 94 95 #ifdef __cplusplus 96 } 97 #endif 98 99 #endif /* _TODDS1307_H */ 100