u-boot/drivers/rtc/mpc8xx.c
Wolfgang Denk 1a4596601f Add GPL-2.0+ SPDX-License-Identifier to source files
Signed-off-by: Wolfgang Denk <wd@denx.de>
[trini: Fixup common/cmd_io.c]
Signed-off-by: Tom Rini <trini@ti.com>
2013-07-24 09:44:38 -04:00

62 lines
1.2 KiB
C

/*
* (C) Copyright 2001
* Wolfgang Denk, DENX Software Engineering, wd@denx.de.
*
* SPDX-License-Identifier: GPL-2.0+
*/
/*
* Date & Time support for internal RTC of MPC8xx
*/
/*#define DEBUG*/
#include <common.h>
#include <command.h>
#include <rtc.h>
#if defined(CONFIG_CMD_DATE)
/* ------------------------------------------------------------------------- */
int rtc_get (struct rtc_time *tmp)
{
volatile immap_t *immr = (immap_t *)CONFIG_SYS_IMMR;
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;
}
int rtc_set (struct rtc_time *tmp)
{
volatile immap_t *immr = (immap_t *)CONFIG_SYS_IMMR;
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;
}
void rtc_reset (void)
{
return; /* nothing to do */
}
#endif