| /* SPDX-License-Identifier: GPL-2.0+ */ |
| /* |
| * (C) Copyright 2001 Sysgo Real-Time Solutions, GmbH <www.elinos.com> |
| * Andreas Heppel <aheppel@sysgo.de> |
| */ |
| |
| /* |
| * Date & Time support for the MK48T59 RTC |
| */ |
| |
| |
| #if defined(CONFIG_RTC_MK48T59) && defined(CONFIG_CMD_DATE) |
| |
| #define RTC_PORT_ADDR0 CONFIG_SYS_ISA_IO + 0x70 |
| #define RTC_PORT_ADDR1 RTC_PORT_ADDR0 + 0x1 |
| #define RTC_PORT_DATA CONFIG_SYS_ISA_IO + 0x76 |
| |
| /* RTC Offsets */ |
| #define RTC_SECONDS 0x1FF9 |
| #define RTC_MINUTES 0x1FFA |
| #define RTC_HOURS 0x1FFB |
| #define RTC_DAY_OF_WEEK 0x1FFC |
| #define RTC_DAY_OF_MONTH 0x1FFD |
| #define RTC_MONTH 0x1FFE |
| #define RTC_YEAR 0x1FFF |
| |
| #define RTC_CONTROLA 0x1FF8 |
| #define RTC_CA_WRITE 0x80 |
| #define RTC_CA_READ 0x40 |
| #define RTC_CA_CALIB_SIGN 0x20 |
| #define RTC_CA_CALIB_MASK 0x1f |
| |
| #define RTC_CONTROLB 0x1FF9 |
| #define RTC_CB_STOP 0x80 |
| |
| #define RTC_WATCHDOG 0x1FF7 |
| #define RTC_WDS 0x80 |
| #define RTC_WD_RB_16TH 0x0 |
| #define RTC_WD_RB_4TH 0x1 |
| #define RTC_WD_RB_1 0x2 |
| #define RTC_WD_RB_4 0x3 |
| |
| void rtc_set_watchdog(short multi, short res); |
| void *nvram_read(void *dest, const short src, size_t count); |
| void nvram_write(short dest, const void *src, size_t count); |
| |
| #endif |
