1/* SPDX-License-Identifier: GPL-2.0+ */ 2/* 3 * (C) Copyright 2001 Sysgo Real-Time Solutions, GmbH <www.elinos.com> 4 * Andreas Heppel <aheppel@sysgo.de> 5 */ 6 7/* 8 * Date & Time support for the MK48T59 RTC 9 */ 10 11 12#if defined(CONFIG_RTC_MK48T59) && defined(CONFIG_CMD_DATE) 13 14#define RTC_PORT_ADDR0 CONFIG_SYS_ISA_IO + 0x70 15#define RTC_PORT_ADDR1 RTC_PORT_ADDR0 + 0x1 16#define RTC_PORT_DATA CONFIG_SYS_ISA_IO + 0x76 17 18/* RTC Offsets */ 19#define RTC_SECONDS 0x1FF9 20#define RTC_MINUTES 0x1FFA 21#define RTC_HOURS 0x1FFB 22#define RTC_DAY_OF_WEEK 0x1FFC 23#define RTC_DAY_OF_MONTH 0x1FFD 24#define RTC_MONTH 0x1FFE 25#define RTC_YEAR 0x1FFF 26 27#define RTC_CONTROLA 0x1FF8 28#define RTC_CA_WRITE 0x80 29#define RTC_CA_READ 0x40 30#define RTC_CA_CALIB_SIGN 0x20 31#define RTC_CA_CALIB_MASK 0x1f 32 33#define RTC_CONTROLB 0x1FF9 34#define RTC_CB_STOP 0x80 35 36#define RTC_WATCHDOG 0x1FF7 37#define RTC_WDS 0x80 38#define RTC_WD_RB_16TH 0x0 39#define RTC_WD_RB_4TH 0x1 40#define RTC_WD_RB_1 0x2 41#define RTC_WD_RB_4 0x3 42 43void rtc_set_watchdog(short multi, short res); 44void *nvram_read(void *dest, const short src, size_t count); 45void nvram_write(short dest, const void *src, size_t count); 46 47#endif 48