1012771d8Swdenk /* 2012771d8Swdenk * (C) Copyright 2001 Sysgo Real-Time Solutions, GmbH <www.elinos.com> 3012771d8Swdenk * Andreas Heppel <aheppel@sysgo.de> 4012771d8Swdenk * 5*1a459660SWolfgang Denk * SPDX-License-Identifier: GPL-2.0+ 6012771d8Swdenk */ 7012771d8Swdenk 8012771d8Swdenk /* 9012771d8Swdenk * Date & Time support for the MK48T59 RTC 10012771d8Swdenk */ 11012771d8Swdenk 12012771d8Swdenk 13639221c7SJon Loeliger #if defined(CONFIG_RTC_MK48T59) && defined(CONFIG_CMD_DATE) 14012771d8Swdenk 156d0f6bcfSJean-Christophe PLAGNIOL-VILLARD #define RTC_PORT_ADDR0 CONFIG_SYS_ISA_IO + 0x70 16012771d8Swdenk #define RTC_PORT_ADDR1 RTC_PORT_ADDR0 + 0x1 176d0f6bcfSJean-Christophe PLAGNIOL-VILLARD #define RTC_PORT_DATA CONFIG_SYS_ISA_IO + 0x76 18012771d8Swdenk 19012771d8Swdenk /* RTC Offsets */ 20012771d8Swdenk #define RTC_SECONDS 0x1FF9 21012771d8Swdenk #define RTC_MINUTES 0x1FFA 22012771d8Swdenk #define RTC_HOURS 0x1FFB 23012771d8Swdenk #define RTC_DAY_OF_WEEK 0x1FFC 24012771d8Swdenk #define RTC_DAY_OF_MONTH 0x1FFD 25012771d8Swdenk #define RTC_MONTH 0x1FFE 26012771d8Swdenk #define RTC_YEAR 0x1FFF 27012771d8Swdenk 28012771d8Swdenk #define RTC_CONTROLA 0x1FF8 29012771d8Swdenk #define RTC_CA_WRITE 0x80 30012771d8Swdenk #define RTC_CA_READ 0x40 31012771d8Swdenk #define RTC_CA_CALIB_SIGN 0x20 32012771d8Swdenk #define RTC_CA_CALIB_MASK 0x1f 33012771d8Swdenk 34012771d8Swdenk #define RTC_CONTROLB 0x1FF9 35012771d8Swdenk #define RTC_CB_STOP 0x80 36012771d8Swdenk 37012771d8Swdenk #define RTC_WATCHDOG 0x1FF7 38012771d8Swdenk #define RTC_WDS 0x80 39012771d8Swdenk #define RTC_WD_RB_16TH 0x0 40012771d8Swdenk #define RTC_WD_RB_4TH 0x1 41012771d8Swdenk #define RTC_WD_RB_1 0x2 42012771d8Swdenk #define RTC_WD_RB_4 0x3 43012771d8Swdenk 44012771d8Swdenk void rtc_set_watchdog(short multi, short res); 45012771d8Swdenk void *nvram_read(void *dest, const short src, size_t count); 46012771d8Swdenk void nvram_write(short dest, const void *src, size_t count); 47012771d8Swdenk 48012771d8Swdenk #endif 49