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| /*
| * Copyright (C) 2008, Guennadi Liakhovetski <lg@denx.de>
| *
| * SPDX-License-Identifier: GPL-2.0+
| */
|
| #include <common.h>
| #include <rtc.h>
| #include <spi.h>
| #include <power/pmic.h>
| #include <fsl_pmic.h>
|
| int rtc_get(struct rtc_time *rtc)
| {
| u32 day1, day2, time;
| int tim, i = 0;
| struct pmic *p = pmic_get("FSL_PMIC");
| int ret;
|
| if (!p)
| return -1;
| do {
| ret = pmic_reg_read(p, REG_RTC_DAY, &day1);
| if (ret < 0)
| return -1;
|
| ret = pmic_reg_read(p, REG_RTC_TIME, &time);
| if (ret < 0)
| return -1;
|
| ret = pmic_reg_read(p, REG_RTC_DAY, &day2);
| if (ret < 0)
| return -1;
|
| } while (day1 != day2 && i++ < 3);
|
| tim = day1 * 86400 + time;
|
| rtc_to_tm(tim, rtc);
|
| rtc->tm_yday = 0;
| rtc->tm_isdst = 0;
|
| return 0;
| }
|
| int rtc_set(struct rtc_time *rtc)
| {
| u32 time, day;
| struct pmic *p = pmic_get("FSL_PMIC");
| if (!p)
| return -1;
|
| time = rtc_mktime(rtc);
| day = time / 86400;
| time %= 86400;
|
| pmic_reg_write(p, REG_RTC_DAY, day);
| pmic_reg_write(p, REG_RTC_TIME, time);
|
| return 0;
| }
|
| void rtc_reset(void)
| {
| }
|
|
