u-boot/drivers/rtc/mpc8xx.c

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/*
* (C) Copyright 2001
* Wolfgang Denk, DENX Software Engineering, wd@denx.de.
*
* SPDX-License-Identifier: GPL-2.0+
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*/
/*
* Date & Time support for internal RTC of MPC8xx
*/
/*#define DEBUG*/
#include <common.h>
#include <command.h>
#include <rtc.h>
#if defined(CONFIG_CMD_DATE)
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/* ------------------------------------------------------------------------- */
int rtc_get (struct rtc_time *tmp)
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{
volatile immap_t *immr = (immap_t *)CONFIG_SYS_IMMR;
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ulong tim;
tim = immr->im_sit.sit_rtc;
to_tm (tim, tmp);
debug ( "Get DATE: %4d-%02d-%02d (wday=%d) TIME: %2d:%02d:%02d\n",
tmp->tm_year, tmp->tm_mon, tmp->tm_mday, tmp->tm_wday,
tmp->tm_hour, tmp->tm_min, tmp->tm_sec);
return 0;
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}
int rtc_set (struct rtc_time *tmp)
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{
volatile immap_t *immr = (immap_t *)CONFIG_SYS_IMMR;
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ulong tim;
debug ( "Set DATE: %4d-%02d-%02d (wday=%d) TIME: %2d:%02d:%02d\n",
tmp->tm_year, tmp->tm_mon, tmp->tm_mday, tmp->tm_wday,
tmp->tm_hour, tmp->tm_min, tmp->tm_sec);
tim = mktime (tmp->tm_year, tmp->tm_mon, tmp->tm_mday,
tmp->tm_hour, tmp->tm_min, tmp->tm_sec);
immr->im_sitk.sitk_rtck = KAPWR_KEY;
immr->im_sit.sit_rtc = tim;
return 0;
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}
void rtc_reset (void)
{
return; /* nothing to do */
}
#endif